diff --git a/sys/cam/cam_xpt.c b/sys/cam/cam_xpt.c index 5f1300fb2808..a4c83b114136 100644 --- a/sys/cam/cam_xpt.c +++ b/sys/cam/cam_xpt.c @@ -1,4986 +1,5023 @@ /*- * Implementation of the Common Access Method Transport (XPT) layer. * * Copyright (c) 1997, 1998, 1999 Justin T. Gibbs. * Copyright (c) 1997, 1998, 1999 Kenneth D. Merry. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* geometry translation */ #include /* for xpt_print below */ #include "opt_cam.h" /* * This is the maximum number of high powered commands (e.g. start unit) * that can be outstanding at a particular time. */ #ifndef CAM_MAX_HIGHPOWER #define CAM_MAX_HIGHPOWER 4 #endif /* Datastructures internal to the xpt layer */ MALLOC_DEFINE(M_CAMXPT, "CAM XPT", "CAM XPT buffers"); MALLOC_DEFINE(M_CAMDEV, "CAM DEV", "CAM devices"); MALLOC_DEFINE(M_CAMCCB, "CAM CCB", "CAM CCBs"); MALLOC_DEFINE(M_CAMPATH, "CAM path", "CAM paths"); /* Object for defering XPT actions to a taskqueue */ struct xpt_task { struct task task; void *data1; uintptr_t data2; }; typedef enum { XPT_FLAG_OPEN = 0x01 } xpt_flags; struct xpt_softc { xpt_flags flags; u_int32_t xpt_generation; /* number of high powered commands that can go through right now */ STAILQ_HEAD(highpowerlist, ccb_hdr) highpowerq; int num_highpower; /* queue for handling async rescan requests. */ TAILQ_HEAD(, ccb_hdr) ccb_scanq; int buses_to_config; int buses_config_done; /* Registered busses */ TAILQ_HEAD(,cam_eb) xpt_busses; u_int bus_generation; struct intr_config_hook *xpt_config_hook; int boot_delay; struct callout boot_callout; struct mtx xpt_topo_lock; struct mtx xpt_lock; }; typedef enum { DM_RET_COPY = 0x01, DM_RET_FLAG_MASK = 0x0f, DM_RET_NONE = 0x00, DM_RET_STOP = 0x10, DM_RET_DESCEND = 0x20, DM_RET_ERROR = 0x30, DM_RET_ACTION_MASK = 0xf0 } dev_match_ret; typedef enum { XPT_DEPTH_BUS, XPT_DEPTH_TARGET, XPT_DEPTH_DEVICE, XPT_DEPTH_PERIPH } xpt_traverse_depth; struct xpt_traverse_config { xpt_traverse_depth depth; void *tr_func; void *tr_arg; }; typedef int xpt_busfunc_t (struct cam_eb *bus, void *arg); typedef int xpt_targetfunc_t (struct cam_et *target, void *arg); typedef int xpt_devicefunc_t (struct cam_ed *device, void *arg); typedef int xpt_periphfunc_t (struct cam_periph *periph, void *arg); typedef int xpt_pdrvfunc_t (struct periph_driver **pdrv, void *arg); /* Transport layer configuration information */ static struct xpt_softc xsoftc; TUNABLE_INT("kern.cam.boot_delay", &xsoftc.boot_delay); SYSCTL_INT(_kern_cam, OID_AUTO, boot_delay, CTLFLAG_RDTUN, &xsoftc.boot_delay, 0, "Bus registration wait time"); /* Queues for our software interrupt handler */ typedef TAILQ_HEAD(cam_isrq, ccb_hdr) cam_isrq_t; typedef TAILQ_HEAD(cam_simq, cam_sim) cam_simq_t; static cam_simq_t cam_simq; static struct mtx cam_simq_lock; /* Pointers to software interrupt handlers */ static void *cambio_ih; struct cam_periph *xpt_periph; static periph_init_t xpt_periph_init; static struct periph_driver xpt_driver = { xpt_periph_init, "xpt", TAILQ_HEAD_INITIALIZER(xpt_driver.units), /* generation */ 0, CAM_PERIPH_DRV_EARLY }; PERIPHDRIVER_DECLARE(xpt, xpt_driver); static d_open_t xptopen; static d_close_t xptclose; static d_ioctl_t xptioctl; static struct cdevsw xpt_cdevsw = { .d_version = D_VERSION, .d_flags = 0, .d_open = xptopen, .d_close = xptclose, .d_ioctl = xptioctl, .d_name = "xpt", }; /* Storage for debugging datastructures */ struct cam_path *cam_dpath; u_int32_t cam_dflags = CAM_DEBUG_FLAGS; TUNABLE_INT("kern.cam.dflags", &cam_dflags); SYSCTL_UINT(_kern_cam, OID_AUTO, dflags, CTLFLAG_RW, &cam_dflags, 0, "Enabled debug flags"); u_int32_t cam_debug_delay = CAM_DEBUG_DELAY; TUNABLE_INT("kern.cam.debug_delay", &cam_debug_delay); SYSCTL_UINT(_kern_cam, OID_AUTO, debug_delay, CTLFLAG_RW, &cam_debug_delay, 0, "Delay in us after each debug message"); /* Our boot-time initialization hook */ static int cam_module_event_handler(module_t, int /*modeventtype_t*/, void *); static moduledata_t cam_moduledata = { "cam", cam_module_event_handler, NULL }; static int xpt_init(void *); DECLARE_MODULE(cam, cam_moduledata, SI_SUB_CONFIGURE, SI_ORDER_SECOND); MODULE_VERSION(cam, 1); static void xpt_async_bcast(struct async_list *async_head, u_int32_t async_code, struct cam_path *path, void *async_arg); static path_id_t xptnextfreepathid(void); static path_id_t xptpathid(const char *sim_name, int sim_unit, int sim_bus); static union ccb *xpt_get_ccb(struct cam_ed *device); static void xpt_run_dev_allocq(struct cam_ed *device); static void xpt_run_devq(struct cam_devq *devq); static timeout_t xpt_release_devq_timeout; static void xpt_release_simq_timeout(void *arg) __unused; static void xpt_release_bus(struct cam_eb *bus); static void xpt_release_devq_device(struct cam_ed *dev, u_int count, int run_queue); static struct cam_et* xpt_alloc_target(struct cam_eb *bus, target_id_t target_id); static void xpt_release_target(struct cam_et *target); static struct cam_eb* xpt_find_bus(path_id_t path_id); static struct cam_et* xpt_find_target(struct cam_eb *bus, target_id_t target_id); static struct cam_ed* xpt_find_device(struct cam_et *target, lun_id_t lun_id); static void xpt_config(void *arg); static xpt_devicefunc_t xptpassannouncefunc; static void xptaction(struct cam_sim *sim, union ccb *work_ccb); static void xptpoll(struct cam_sim *sim); static void camisr(void *); static void camisr_runqueue(void *); static dev_match_ret xptbusmatch(struct dev_match_pattern *patterns, u_int num_patterns, struct cam_eb *bus); static dev_match_ret xptdevicematch(struct dev_match_pattern *patterns, u_int num_patterns, struct cam_ed *device); static dev_match_ret xptperiphmatch(struct dev_match_pattern *patterns, u_int num_patterns, struct cam_periph *periph); static xpt_busfunc_t xptedtbusfunc; static xpt_targetfunc_t xptedttargetfunc; static xpt_devicefunc_t xptedtdevicefunc; static xpt_periphfunc_t xptedtperiphfunc; static xpt_pdrvfunc_t xptplistpdrvfunc; static xpt_periphfunc_t xptplistperiphfunc; static int xptedtmatch(struct ccb_dev_match *cdm); static int xptperiphlistmatch(struct ccb_dev_match *cdm); static int xptbustraverse(struct cam_eb *start_bus, xpt_busfunc_t *tr_func, void *arg); static int xpttargettraverse(struct cam_eb *bus, struct cam_et *start_target, xpt_targetfunc_t *tr_func, void *arg); static int xptdevicetraverse(struct cam_et *target, struct cam_ed *start_device, xpt_devicefunc_t *tr_func, void *arg); static int xptperiphtraverse(struct cam_ed *device, struct cam_periph *start_periph, xpt_periphfunc_t *tr_func, void *arg); static int xptpdrvtraverse(struct periph_driver **start_pdrv, xpt_pdrvfunc_t *tr_func, void *arg); static int xptpdperiphtraverse(struct periph_driver **pdrv, struct cam_periph *start_periph, xpt_periphfunc_t *tr_func, void *arg); static xpt_busfunc_t xptdefbusfunc; static xpt_targetfunc_t xptdeftargetfunc; static xpt_devicefunc_t xptdefdevicefunc; static xpt_periphfunc_t xptdefperiphfunc; static void xpt_finishconfig_task(void *context, int pending); static void xpt_dev_async_default(u_int32_t async_code, struct cam_eb *bus, struct cam_et *target, struct cam_ed *device, void *async_arg); static struct cam_ed * xpt_alloc_device_default(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id); static xpt_devicefunc_t xptsetasyncfunc; static xpt_busfunc_t xptsetasyncbusfunc; static cam_status xptregister(struct cam_periph *periph, void *arg); static __inline int periph_is_queued(struct cam_periph *periph); static __inline int device_is_queued(struct cam_ed *device); static __inline int xpt_schedule_devq(struct cam_devq *devq, struct cam_ed *dev) { int retval; if ((dev->ccbq.queue.entries > 0) && (dev->ccbq.dev_openings > 0) && (dev->ccbq.queue.qfrozen_cnt == 0)) { /* * The priority of a device waiting for controller * resources is that of the highest priority CCB * enqueued. */ retval = xpt_schedule_dev(&devq->send_queue, &dev->devq_entry.pinfo, CAMQ_GET_PRIO(&dev->ccbq.queue)); } else { retval = 0; } return (retval); } static __inline int periph_is_queued(struct cam_periph *periph) { return (periph->pinfo.index != CAM_UNQUEUED_INDEX); } static __inline int device_is_queued(struct cam_ed *device) { return (device->devq_entry.pinfo.index != CAM_UNQUEUED_INDEX); } static void xpt_periph_init() { make_dev(&xpt_cdevsw, 0, UID_ROOT, GID_OPERATOR, 0600, "xpt0"); } static void xptdone(struct cam_periph *periph, union ccb *done_ccb) { /* Caller will release the CCB */ wakeup(&done_ccb->ccb_h.cbfcnp); } static int xptopen(struct cdev *dev, int flags, int fmt, struct thread *td) { /* * Only allow read-write access. */ if (((flags & FWRITE) == 0) || ((flags & FREAD) == 0)) return(EPERM); /* * We don't allow nonblocking access. */ if ((flags & O_NONBLOCK) != 0) { printf("%s: can't do nonblocking access\n", devtoname(dev)); return(ENODEV); } /* Mark ourselves open */ mtx_lock(&xsoftc.xpt_lock); xsoftc.flags |= XPT_FLAG_OPEN; mtx_unlock(&xsoftc.xpt_lock); return(0); } static int xptclose(struct cdev *dev, int flag, int fmt, struct thread *td) { /* Mark ourselves closed */ mtx_lock(&xsoftc.xpt_lock); xsoftc.flags &= ~XPT_FLAG_OPEN; mtx_unlock(&xsoftc.xpt_lock); return(0); } /* * Don't automatically grab the xpt softc lock here even though this is going * through the xpt device. The xpt device is really just a back door for * accessing other devices and SIMs, so the right thing to do is to grab * the appropriate SIM lock once the bus/SIM is located. */ static int xptioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, struct thread *td) { int error; error = 0; switch(cmd) { /* * For the transport layer CAMIOCOMMAND ioctl, we really only want * to accept CCB types that don't quite make sense to send through a * passthrough driver. XPT_PATH_INQ is an exception to this, as stated * in the CAM spec. */ case CAMIOCOMMAND: { union ccb *ccb; union ccb *inccb; struct cam_eb *bus; inccb = (union ccb *)addr; bus = xpt_find_bus(inccb->ccb_h.path_id); if (bus == NULL) return (EINVAL); switch (inccb->ccb_h.func_code) { case XPT_SCAN_BUS: case XPT_RESET_BUS: if (inccb->ccb_h.target_id != CAM_TARGET_WILDCARD || inccb->ccb_h.target_lun != CAM_LUN_WILDCARD) { xpt_release_bus(bus); return (EINVAL); } break; case XPT_SCAN_TGT: if (inccb->ccb_h.target_id == CAM_TARGET_WILDCARD || inccb->ccb_h.target_lun != CAM_LUN_WILDCARD) { xpt_release_bus(bus); return (EINVAL); } break; default: break; } switch(inccb->ccb_h.func_code) { case XPT_SCAN_BUS: case XPT_RESET_BUS: case XPT_PATH_INQ: case XPT_ENG_INQ: case XPT_SCAN_LUN: case XPT_SCAN_TGT: ccb = xpt_alloc_ccb(); CAM_SIM_LOCK(bus->sim); /* * Create a path using the bus, target, and lun the * user passed in. */ if (xpt_create_path(&ccb->ccb_h.path, NULL, inccb->ccb_h.path_id, inccb->ccb_h.target_id, inccb->ccb_h.target_lun) != CAM_REQ_CMP){ error = EINVAL; CAM_SIM_UNLOCK(bus->sim); xpt_free_ccb(ccb); break; } /* Ensure all of our fields are correct */ xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, inccb->ccb_h.pinfo.priority); xpt_merge_ccb(ccb, inccb); ccb->ccb_h.cbfcnp = xptdone; cam_periph_runccb(ccb, NULL, 0, 0, NULL); bcopy(ccb, inccb, sizeof(union ccb)); xpt_free_path(ccb->ccb_h.path); xpt_free_ccb(ccb); CAM_SIM_UNLOCK(bus->sim); break; case XPT_DEBUG: { union ccb ccb; /* * This is an immediate CCB, so it's okay to * allocate it on the stack. */ CAM_SIM_LOCK(bus->sim); /* * Create a path using the bus, target, and lun the * user passed in. */ if (xpt_create_path(&ccb.ccb_h.path, NULL, inccb->ccb_h.path_id, inccb->ccb_h.target_id, inccb->ccb_h.target_lun) != CAM_REQ_CMP){ error = EINVAL; CAM_SIM_UNLOCK(bus->sim); break; } /* Ensure all of our fields are correct */ xpt_setup_ccb(&ccb.ccb_h, ccb.ccb_h.path, inccb->ccb_h.pinfo.priority); xpt_merge_ccb(&ccb, inccb); ccb.ccb_h.cbfcnp = xptdone; xpt_action(&ccb); bcopy(&ccb, inccb, sizeof(union ccb)); xpt_free_path(ccb.ccb_h.path); CAM_SIM_UNLOCK(bus->sim); break; } case XPT_DEV_MATCH: { struct cam_periph_map_info mapinfo; struct cam_path *old_path; /* * We can't deal with physical addresses for this * type of transaction. */ if ((inccb->ccb_h.flags & CAM_DATA_MASK) != CAM_DATA_VADDR) { error = EINVAL; break; } /* * Save this in case the caller had it set to * something in particular. */ old_path = inccb->ccb_h.path; /* * We really don't need a path for the matching * code. The path is needed because of the * debugging statements in xpt_action(). They * assume that the CCB has a valid path. */ inccb->ccb_h.path = xpt_periph->path; bzero(&mapinfo, sizeof(mapinfo)); /* * Map the pattern and match buffers into kernel * virtual address space. */ error = cam_periph_mapmem(inccb, &mapinfo); if (error) { inccb->ccb_h.path = old_path; break; } /* * This is an immediate CCB, we can send it on directly. */ CAM_SIM_LOCK(xpt_path_sim(xpt_periph->path)); xpt_action(inccb); CAM_SIM_UNLOCK(xpt_path_sim(xpt_periph->path)); /* * Map the buffers back into user space. */ cam_periph_unmapmem(inccb, &mapinfo); inccb->ccb_h.path = old_path; error = 0; break; } default: error = ENOTSUP; break; } xpt_release_bus(bus); break; } /* * This is the getpassthru ioctl. It takes a XPT_GDEVLIST ccb as input, * with the periphal driver name and unit name filled in. The other * fields don't really matter as input. The passthrough driver name * ("pass"), and unit number are passed back in the ccb. The current * device generation number, and the index into the device peripheral * driver list, and the status are also passed back. Note that * since we do everything in one pass, unlike the XPT_GDEVLIST ccb, * we never return a status of CAM_GDEVLIST_LIST_CHANGED. It is * (or rather should be) impossible for the device peripheral driver * list to change since we look at the whole thing in one pass, and * we do it with lock protection. * */ case CAMGETPASSTHRU: { union ccb *ccb; struct cam_periph *periph; struct periph_driver **p_drv; char *name; u_int unit; u_int cur_generation; int base_periph_found; int splbreaknum; ccb = (union ccb *)addr; unit = ccb->cgdl.unit_number; name = ccb->cgdl.periph_name; /* * Every 100 devices, we want to drop our lock protection to * give the software interrupt handler a chance to run. * Most systems won't run into this check, but this should * avoid starvation in the software interrupt handler in * large systems. */ splbreaknum = 100; ccb = (union ccb *)addr; base_periph_found = 0; /* * Sanity check -- make sure we don't get a null peripheral * driver name. */ if (*ccb->cgdl.periph_name == '\0') { error = EINVAL; break; } /* Keep the list from changing while we traverse it */ xpt_lock_buses(); ptstartover: cur_generation = xsoftc.xpt_generation; /* first find our driver in the list of drivers */ for (p_drv = periph_drivers; *p_drv != NULL; p_drv++) if (strcmp((*p_drv)->driver_name, name) == 0) break; if (*p_drv == NULL) { xpt_unlock_buses(); ccb->ccb_h.status = CAM_REQ_CMP_ERR; ccb->cgdl.status = CAM_GDEVLIST_ERROR; *ccb->cgdl.periph_name = '\0'; ccb->cgdl.unit_number = 0; error = ENOENT; break; } /* * Run through every peripheral instance of this driver * and check to see whether it matches the unit passed * in by the user. If it does, get out of the loops and * find the passthrough driver associated with that * peripheral driver. */ for (periph = TAILQ_FIRST(&(*p_drv)->units); periph != NULL; periph = TAILQ_NEXT(periph, unit_links)) { if (periph->unit_number == unit) { break; } else if (--splbreaknum == 0) { xpt_unlock_buses(); xpt_lock_buses(); splbreaknum = 100; if (cur_generation != xsoftc.xpt_generation) goto ptstartover; } } /* * If we found the peripheral driver that the user passed * in, go through all of the peripheral drivers for that * particular device and look for a passthrough driver. */ if (periph != NULL) { struct cam_ed *device; int i; base_periph_found = 1; device = periph->path->device; for (i = 0, periph = SLIST_FIRST(&device->periphs); periph != NULL; periph = SLIST_NEXT(periph, periph_links), i++) { /* * Check to see whether we have a * passthrough device or not. */ if (strcmp(periph->periph_name, "pass") == 0) { /* * Fill in the getdevlist fields. */ strcpy(ccb->cgdl.periph_name, periph->periph_name); ccb->cgdl.unit_number = periph->unit_number; if (SLIST_NEXT(periph, periph_links)) ccb->cgdl.status = CAM_GDEVLIST_MORE_DEVS; else ccb->cgdl.status = CAM_GDEVLIST_LAST_DEVICE; ccb->cgdl.generation = device->generation; ccb->cgdl.index = i; /* * Fill in some CCB header fields * that the user may want. */ ccb->ccb_h.path_id = periph->path->bus->path_id; ccb->ccb_h.target_id = periph->path->target->target_id; ccb->ccb_h.target_lun = periph->path->device->lun_id; ccb->ccb_h.status = CAM_REQ_CMP; break; } } } /* * If the periph is null here, one of two things has * happened. The first possibility is that we couldn't * find the unit number of the particular peripheral driver * that the user is asking about. e.g. the user asks for * the passthrough driver for "da11". We find the list of * "da" peripherals all right, but there is no unit 11. * The other possibility is that we went through the list * of peripheral drivers attached to the device structure, * but didn't find one with the name "pass". Either way, * we return ENOENT, since we couldn't find something. */ if (periph == NULL) { ccb->ccb_h.status = CAM_REQ_CMP_ERR; ccb->cgdl.status = CAM_GDEVLIST_ERROR; *ccb->cgdl.periph_name = '\0'; ccb->cgdl.unit_number = 0; error = ENOENT; /* * It is unfortunate that this is even necessary, * but there are many, many clueless users out there. * If this is true, the user is looking for the * passthrough driver, but doesn't have one in his * kernel. */ if (base_periph_found == 1) { printf("xptioctl: pass driver is not in the " "kernel\n"); printf("xptioctl: put \"device pass\" in " "your kernel config file\n"); } } xpt_unlock_buses(); break; } default: error = ENOTTY; break; } return(error); } static int cam_module_event_handler(module_t mod, int what, void *arg) { int error; switch (what) { case MOD_LOAD: if ((error = xpt_init(NULL)) != 0) return (error); break; case MOD_UNLOAD: return EBUSY; default: return EOPNOTSUPP; } return 0; } static void xpt_rescan_done(struct cam_periph *periph, union ccb *done_ccb) { if (done_ccb->ccb_h.ppriv_ptr1 == NULL) { xpt_free_path(done_ccb->ccb_h.path); xpt_free_ccb(done_ccb); } else { done_ccb->ccb_h.cbfcnp = done_ccb->ccb_h.ppriv_ptr1; (*done_ccb->ccb_h.cbfcnp)(periph, done_ccb); } xpt_release_boot(); } /* thread to handle bus rescans */ static void xpt_scanner_thread(void *dummy) { union ccb *ccb; struct cam_sim *sim; xpt_lock_buses(); for (;;) { if (TAILQ_EMPTY(&xsoftc.ccb_scanq)) msleep(&xsoftc.ccb_scanq, &xsoftc.xpt_topo_lock, PRIBIO, "ccb_scanq", 0); if ((ccb = (union ccb *)TAILQ_FIRST(&xsoftc.ccb_scanq)) != NULL) { TAILQ_REMOVE(&xsoftc.ccb_scanq, &ccb->ccb_h, sim_links.tqe); xpt_unlock_buses(); sim = ccb->ccb_h.path->bus->sim; CAM_SIM_LOCK(sim); xpt_action(ccb); CAM_SIM_UNLOCK(sim); xpt_lock_buses(); } } } void xpt_rescan(union ccb *ccb) { struct ccb_hdr *hdr; /* Prepare request */ if (ccb->ccb_h.path->target->target_id == CAM_TARGET_WILDCARD && ccb->ccb_h.path->device->lun_id == CAM_LUN_WILDCARD) ccb->ccb_h.func_code = XPT_SCAN_BUS; else if (ccb->ccb_h.path->target->target_id != CAM_TARGET_WILDCARD && ccb->ccb_h.path->device->lun_id == CAM_LUN_WILDCARD) ccb->ccb_h.func_code = XPT_SCAN_TGT; else if (ccb->ccb_h.path->target->target_id != CAM_TARGET_WILDCARD && ccb->ccb_h.path->device->lun_id != CAM_LUN_WILDCARD) ccb->ccb_h.func_code = XPT_SCAN_LUN; else { xpt_print(ccb->ccb_h.path, "illegal scan path\n"); xpt_free_path(ccb->ccb_h.path); xpt_free_ccb(ccb); return; } ccb->ccb_h.ppriv_ptr1 = ccb->ccb_h.cbfcnp; ccb->ccb_h.cbfcnp = xpt_rescan_done; xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, CAM_PRIORITY_XPT); /* Don't make duplicate entries for the same paths. */ xpt_lock_buses(); if (ccb->ccb_h.ppriv_ptr1 == NULL) { TAILQ_FOREACH(hdr, &xsoftc.ccb_scanq, sim_links.tqe) { if (xpt_path_comp(hdr->path, ccb->ccb_h.path) == 0) { wakeup(&xsoftc.ccb_scanq); xpt_unlock_buses(); xpt_print(ccb->ccb_h.path, "rescan already queued\n"); xpt_free_path(ccb->ccb_h.path); xpt_free_ccb(ccb); return; } } } TAILQ_INSERT_TAIL(&xsoftc.ccb_scanq, &ccb->ccb_h, sim_links.tqe); xsoftc.buses_to_config++; wakeup(&xsoftc.ccb_scanq); xpt_unlock_buses(); } /* Functions accessed by the peripheral drivers */ static int xpt_init(void *dummy) { struct cam_sim *xpt_sim; struct cam_path *path; struct cam_devq *devq; cam_status status; TAILQ_INIT(&xsoftc.xpt_busses); TAILQ_INIT(&cam_simq); TAILQ_INIT(&xsoftc.ccb_scanq); STAILQ_INIT(&xsoftc.highpowerq); xsoftc.num_highpower = CAM_MAX_HIGHPOWER; mtx_init(&cam_simq_lock, "CAM SIMQ lock", NULL, MTX_DEF); mtx_init(&xsoftc.xpt_lock, "XPT lock", NULL, MTX_DEF); mtx_init(&xsoftc.xpt_topo_lock, "XPT topology lock", NULL, MTX_DEF); #ifdef CAM_BOOT_DELAY /* * Override this value at compile time to assist our users * who don't use loader to boot a kernel. */ xsoftc.boot_delay = CAM_BOOT_DELAY; #endif /* * The xpt layer is, itself, the equivelent of a SIM. * Allow 16 ccbs in the ccb pool for it. This should * give decent parallelism when we probe busses and * perform other XPT functions. */ devq = cam_simq_alloc(16); xpt_sim = cam_sim_alloc(xptaction, xptpoll, "xpt", /*softc*/NULL, /*unit*/0, /*mtx*/&xsoftc.xpt_lock, /*max_dev_transactions*/0, /*max_tagged_dev_transactions*/0, devq); if (xpt_sim == NULL) return (ENOMEM); mtx_lock(&xsoftc.xpt_lock); if ((status = xpt_bus_register(xpt_sim, NULL, 0)) != CAM_SUCCESS) { mtx_unlock(&xsoftc.xpt_lock); printf("xpt_init: xpt_bus_register failed with status %#x," " failing attach\n", status); return (EINVAL); } /* * Looking at the XPT from the SIM layer, the XPT is * the equivelent of a peripheral driver. Allocate * a peripheral driver entry for us. */ if ((status = xpt_create_path(&path, NULL, CAM_XPT_PATH_ID, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD)) != CAM_REQ_CMP) { mtx_unlock(&xsoftc.xpt_lock); printf("xpt_init: xpt_create_path failed with status %#x," " failing attach\n", status); return (EINVAL); } cam_periph_alloc(xptregister, NULL, NULL, NULL, "xpt", CAM_PERIPH_BIO, path, NULL, 0, xpt_sim); xpt_free_path(path); mtx_unlock(&xsoftc.xpt_lock); /* Install our software interrupt handlers */ swi_add(NULL, "cambio", camisr, NULL, SWI_CAMBIO, INTR_MPSAFE, &cambio_ih); /* * Register a callback for when interrupts are enabled. */ xsoftc.xpt_config_hook = (struct intr_config_hook *)malloc(sizeof(struct intr_config_hook), M_CAMXPT, M_NOWAIT | M_ZERO); if (xsoftc.xpt_config_hook == NULL) { printf("xpt_init: Cannot malloc config hook " "- failing attach\n"); return (ENOMEM); } xsoftc.xpt_config_hook->ich_func = xpt_config; if (config_intrhook_establish(xsoftc.xpt_config_hook) != 0) { free (xsoftc.xpt_config_hook, M_CAMXPT); printf("xpt_init: config_intrhook_establish failed " "- failing attach\n"); } return (0); } static cam_status xptregister(struct cam_periph *periph, void *arg) { struct cam_sim *xpt_sim; if (periph == NULL) { printf("xptregister: periph was NULL!!\n"); return(CAM_REQ_CMP_ERR); } xpt_sim = (struct cam_sim *)arg; xpt_sim->softc = periph; xpt_periph = periph; periph->softc = NULL; return(CAM_REQ_CMP); } int32_t xpt_add_periph(struct cam_periph *periph) { struct cam_ed *device; int32_t status; struct periph_list *periph_head; mtx_assert(periph->sim->mtx, MA_OWNED); device = periph->path->device; periph_head = &device->periphs; status = CAM_REQ_CMP; if (device != NULL) { /* * Make room for this peripheral * so it will fit in the queue * when it's scheduled to run */ status = camq_resize(&device->drvq, device->drvq.array_size + 1); device->generation++; SLIST_INSERT_HEAD(periph_head, periph, periph_links); } xpt_lock_buses(); xsoftc.xpt_generation++; xpt_unlock_buses(); return (status); } void xpt_remove_periph(struct cam_periph *periph, int topology_lock_held) { struct cam_ed *device; mtx_assert(periph->sim->mtx, MA_OWNED); device = periph->path->device; if (device != NULL) { struct periph_list *periph_head; periph_head = &device->periphs; /* Release the slot for this peripheral */ camq_resize(&device->drvq, device->drvq.array_size - 1); device->generation++; SLIST_REMOVE(periph_head, periph, cam_periph, periph_links); } if (topology_lock_held == 0) xpt_lock_buses(); xsoftc.xpt_generation++; if (topology_lock_held == 0) xpt_unlock_buses(); } void xpt_announce_periph(struct cam_periph *periph, char *announce_string) { struct cam_path *path = periph->path; mtx_assert(periph->sim->mtx, MA_OWNED); printf("%s%d at %s%d bus %d scbus%d target %d lun %d\n", periph->periph_name, periph->unit_number, path->bus->sim->sim_name, path->bus->sim->unit_number, path->bus->sim->bus_id, path->bus->path_id, path->target->target_id, path->device->lun_id); printf("%s%d: ", periph->periph_name, periph->unit_number); if (path->device->protocol == PROTO_SCSI) scsi_print_inquiry(&path->device->inq_data); else if (path->device->protocol == PROTO_ATA || path->device->protocol == PROTO_SATAPM) ata_print_ident(&path->device->ident_data); else if (path->device->protocol == PROTO_SEMB) semb_print_ident( (struct sep_identify_data *)&path->device->ident_data); else printf("Unknown protocol device\n"); if (bootverbose && path->device->serial_num_len > 0) { /* Don't wrap the screen - print only the first 60 chars */ printf("%s%d: Serial Number %.60s\n", periph->periph_name, periph->unit_number, path->device->serial_num); } /* Announce transport details. */ (*(path->bus->xport->announce))(periph); /* Announce command queueing. */ if (path->device->inq_flags & SID_CmdQue || path->device->flags & CAM_DEV_TAG_AFTER_COUNT) { printf("%s%d: Command Queueing enabled\n", periph->periph_name, periph->unit_number); } /* Announce caller's details if they've passed in. */ if (announce_string != NULL) printf("%s%d: %s\n", periph->periph_name, periph->unit_number, announce_string); } void xpt_announce_quirks(struct cam_periph *periph, int quirks, char *bit_string) { if (quirks != 0) { printf("%s%d: quirks=0x%b\n", periph->periph_name, periph->unit_number, quirks, bit_string); } } int xpt_getattr(char *buf, size_t len, const char *attr, struct cam_path *path) { - int ret = -1; + int ret = -1, l; struct ccb_dev_advinfo cdai; + struct scsi_vpd_id_descriptor *idd; mtx_assert(path->bus->sim->mtx, MA_OWNED); memset(&cdai, 0, sizeof(cdai)); xpt_setup_ccb(&cdai.ccb_h, path, CAM_PRIORITY_NORMAL); cdai.ccb_h.func_code = XPT_DEV_ADVINFO; cdai.bufsiz = len; if (!strcmp(attr, "GEOM::ident")) cdai.buftype = CDAI_TYPE_SERIAL_NUM; else if (!strcmp(attr, "GEOM::physpath")) cdai.buftype = CDAI_TYPE_PHYS_PATH; - else + else if (!strcmp(attr, "GEOM::lunid")) { + cdai.buftype = CDAI_TYPE_SCSI_DEVID; + cdai.bufsiz = CAM_SCSI_DEVID_MAXLEN; + } else goto out; cdai.buf = malloc(cdai.bufsiz, M_CAMXPT, M_NOWAIT|M_ZERO); if (cdai.buf == NULL) { ret = ENOMEM; goto out; } xpt_action((union ccb *)&cdai); /* can only be synchronous */ if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); if (cdai.provsiz == 0) goto out; - ret = 0; - if (strlcpy(buf, cdai.buf, len) >= len) - ret = EFAULT; + if (cdai.buftype == CDAI_TYPE_SCSI_DEVID) { + idd = scsi_get_devid((struct scsi_vpd_device_id *)cdai.buf, + cdai.provsiz, scsi_devid_is_lun_naa); + if (idd == NULL) + idd = scsi_get_devid((struct scsi_vpd_device_id *)cdai.buf, + cdai.provsiz, scsi_devid_is_lun_eui64); + if (idd == NULL) + idd = scsi_get_devid((struct scsi_vpd_device_id *)cdai.buf, + cdai.provsiz, scsi_devid_is_lun_t10); + if (idd == NULL) + idd = scsi_get_devid((struct scsi_vpd_device_id *)cdai.buf, + cdai.provsiz, scsi_devid_is_lun_name); + if (idd == NULL) + goto out; + ret = 0; + if ((idd->proto_codeset & SVPD_ID_CODESET_MASK) == SVPD_ID_CODESET_ASCII || + (idd->proto_codeset & SVPD_ID_CODESET_MASK) == SVPD_ID_CODESET_UTF8) { + l = strnlen(idd->identifier, idd->length); + if (l < len) { + bcopy(idd->identifier, buf, l); + buf[l] = 0; + } else + ret = EFAULT; + } else { + if (idd->length * 2 < len) { + for (l = 0; l < idd->length; l++) + sprintf(buf + l * 2, "%02x", + idd->identifier[l]); + } else + ret = EFAULT; + } + } else { + ret = 0; + if (strlcpy(buf, cdai.buf, len) >= len) + ret = EFAULT; + } out: if (cdai.buf != NULL) free(cdai.buf, M_CAMXPT); return ret; } static dev_match_ret xptbusmatch(struct dev_match_pattern *patterns, u_int num_patterns, struct cam_eb *bus) { dev_match_ret retval; int i; retval = DM_RET_NONE; /* * If we aren't given something to match against, that's an error. */ if (bus == NULL) return(DM_RET_ERROR); /* * If there are no match entries, then this bus matches no * matter what. */ if ((patterns == NULL) || (num_patterns == 0)) return(DM_RET_DESCEND | DM_RET_COPY); for (i = 0; i < num_patterns; i++) { struct bus_match_pattern *cur_pattern; /* * If the pattern in question isn't for a bus node, we * aren't interested. However, we do indicate to the * calling routine that we should continue descending the * tree, since the user wants to match against lower-level * EDT elements. */ if (patterns[i].type != DEV_MATCH_BUS) { if ((retval & DM_RET_ACTION_MASK) == DM_RET_NONE) retval |= DM_RET_DESCEND; continue; } cur_pattern = &patterns[i].pattern.bus_pattern; /* * If they want to match any bus node, we give them any * device node. */ if (cur_pattern->flags == BUS_MATCH_ANY) { /* set the copy flag */ retval |= DM_RET_COPY; /* * If we've already decided on an action, go ahead * and return. */ if ((retval & DM_RET_ACTION_MASK) != DM_RET_NONE) return(retval); } /* * Not sure why someone would do this... */ if (cur_pattern->flags == BUS_MATCH_NONE) continue; if (((cur_pattern->flags & BUS_MATCH_PATH) != 0) && (cur_pattern->path_id != bus->path_id)) continue; if (((cur_pattern->flags & BUS_MATCH_BUS_ID) != 0) && (cur_pattern->bus_id != bus->sim->bus_id)) continue; if (((cur_pattern->flags & BUS_MATCH_UNIT) != 0) && (cur_pattern->unit_number != bus->sim->unit_number)) continue; if (((cur_pattern->flags & BUS_MATCH_NAME) != 0) && (strncmp(cur_pattern->dev_name, bus->sim->sim_name, DEV_IDLEN) != 0)) continue; /* * If we get to this point, the user definitely wants * information on this bus. So tell the caller to copy the * data out. */ retval |= DM_RET_COPY; /* * If the return action has been set to descend, then we * know that we've already seen a non-bus matching * expression, therefore we need to further descend the tree. * This won't change by continuing around the loop, so we * go ahead and return. If we haven't seen a non-bus * matching expression, we keep going around the loop until * we exhaust the matching expressions. We'll set the stop * flag once we fall out of the loop. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_DESCEND) return(retval); } /* * If the return action hasn't been set to descend yet, that means * we haven't seen anything other than bus matching patterns. So * tell the caller to stop descending the tree -- the user doesn't * want to match against lower level tree elements. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_NONE) retval |= DM_RET_STOP; return(retval); } static dev_match_ret xptdevicematch(struct dev_match_pattern *patterns, u_int num_patterns, struct cam_ed *device) { dev_match_ret retval; int i; retval = DM_RET_NONE; /* * If we aren't given something to match against, that's an error. */ if (device == NULL) return(DM_RET_ERROR); /* * If there are no match entries, then this device matches no * matter what. */ if ((patterns == NULL) || (num_patterns == 0)) return(DM_RET_DESCEND | DM_RET_COPY); for (i = 0; i < num_patterns; i++) { struct device_match_pattern *cur_pattern; struct scsi_vpd_device_id *device_id_page; /* * If the pattern in question isn't for a device node, we * aren't interested. */ if (patterns[i].type != DEV_MATCH_DEVICE) { if ((patterns[i].type == DEV_MATCH_PERIPH) && ((retval & DM_RET_ACTION_MASK) == DM_RET_NONE)) retval |= DM_RET_DESCEND; continue; } cur_pattern = &patterns[i].pattern.device_pattern; /* Error out if mutually exclusive options are specified. */ if ((cur_pattern->flags & (DEV_MATCH_INQUIRY|DEV_MATCH_DEVID)) == (DEV_MATCH_INQUIRY|DEV_MATCH_DEVID)) return(DM_RET_ERROR); /* * If they want to match any device node, we give them any * device node. */ if (cur_pattern->flags == DEV_MATCH_ANY) goto copy_dev_node; /* * Not sure why someone would do this... */ if (cur_pattern->flags == DEV_MATCH_NONE) continue; if (((cur_pattern->flags & DEV_MATCH_PATH) != 0) && (cur_pattern->path_id != device->target->bus->path_id)) continue; if (((cur_pattern->flags & DEV_MATCH_TARGET) != 0) && (cur_pattern->target_id != device->target->target_id)) continue; if (((cur_pattern->flags & DEV_MATCH_LUN) != 0) && (cur_pattern->target_lun != device->lun_id)) continue; if (((cur_pattern->flags & DEV_MATCH_INQUIRY) != 0) && (cam_quirkmatch((caddr_t)&device->inq_data, (caddr_t)&cur_pattern->data.inq_pat, 1, sizeof(cur_pattern->data.inq_pat), scsi_static_inquiry_match) == NULL)) continue; device_id_page = (struct scsi_vpd_device_id *)device->device_id; if (((cur_pattern->flags & DEV_MATCH_DEVID) != 0) && (device->device_id_len < SVPD_DEVICE_ID_HDR_LEN || scsi_devid_match((uint8_t *)device_id_page->desc_list, device->device_id_len - SVPD_DEVICE_ID_HDR_LEN, cur_pattern->data.devid_pat.id, cur_pattern->data.devid_pat.id_len) != 0)) continue; copy_dev_node: /* * If we get to this point, the user definitely wants * information on this device. So tell the caller to copy * the data out. */ retval |= DM_RET_COPY; /* * If the return action has been set to descend, then we * know that we've already seen a peripheral matching * expression, therefore we need to further descend the tree. * This won't change by continuing around the loop, so we * go ahead and return. If we haven't seen a peripheral * matching expression, we keep going around the loop until * we exhaust the matching expressions. We'll set the stop * flag once we fall out of the loop. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_DESCEND) return(retval); } /* * If the return action hasn't been set to descend yet, that means * we haven't seen any peripheral matching patterns. So tell the * caller to stop descending the tree -- the user doesn't want to * match against lower level tree elements. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_NONE) retval |= DM_RET_STOP; return(retval); } /* * Match a single peripheral against any number of match patterns. */ static dev_match_ret xptperiphmatch(struct dev_match_pattern *patterns, u_int num_patterns, struct cam_periph *periph) { dev_match_ret retval; int i; /* * If we aren't given something to match against, that's an error. */ if (periph == NULL) return(DM_RET_ERROR); /* * If there are no match entries, then this peripheral matches no * matter what. */ if ((patterns == NULL) || (num_patterns == 0)) return(DM_RET_STOP | DM_RET_COPY); /* * There aren't any nodes below a peripheral node, so there's no * reason to descend the tree any further. */ retval = DM_RET_STOP; for (i = 0; i < num_patterns; i++) { struct periph_match_pattern *cur_pattern; /* * If the pattern in question isn't for a peripheral, we * aren't interested. */ if (patterns[i].type != DEV_MATCH_PERIPH) continue; cur_pattern = &patterns[i].pattern.periph_pattern; /* * If they want to match on anything, then we will do so. */ if (cur_pattern->flags == PERIPH_MATCH_ANY) { /* set the copy flag */ retval |= DM_RET_COPY; /* * We've already set the return action to stop, * since there are no nodes below peripherals in * the tree. */ return(retval); } /* * Not sure why someone would do this... */ if (cur_pattern->flags == PERIPH_MATCH_NONE) continue; if (((cur_pattern->flags & PERIPH_MATCH_PATH) != 0) && (cur_pattern->path_id != periph->path->bus->path_id)) continue; /* * For the target and lun id's, we have to make sure the * target and lun pointers aren't NULL. The xpt peripheral * has a wildcard target and device. */ if (((cur_pattern->flags & PERIPH_MATCH_TARGET) != 0) && ((periph->path->target == NULL) ||(cur_pattern->target_id != periph->path->target->target_id))) continue; if (((cur_pattern->flags & PERIPH_MATCH_LUN) != 0) && ((periph->path->device == NULL) || (cur_pattern->target_lun != periph->path->device->lun_id))) continue; if (((cur_pattern->flags & PERIPH_MATCH_UNIT) != 0) && (cur_pattern->unit_number != periph->unit_number)) continue; if (((cur_pattern->flags & PERIPH_MATCH_NAME) != 0) && (strncmp(cur_pattern->periph_name, periph->periph_name, DEV_IDLEN) != 0)) continue; /* * If we get to this point, the user definitely wants * information on this peripheral. So tell the caller to * copy the data out. */ retval |= DM_RET_COPY; /* * The return action has already been set to stop, since * peripherals don't have any nodes below them in the EDT. */ return(retval); } /* * If we get to this point, the peripheral that was passed in * doesn't match any of the patterns. */ return(retval); } static int xptedtbusfunc(struct cam_eb *bus, void *arg) { struct ccb_dev_match *cdm; dev_match_ret retval; cdm = (struct ccb_dev_match *)arg; /* * If our position is for something deeper in the tree, that means * that we've already seen this node. So, we keep going down. */ if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.cookie.bus == bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (cdm->pos.cookie.target != NULL)) retval = DM_RET_DESCEND; else retval = xptbusmatch(cdm->patterns, cdm->num_patterns, bus); /* * If we got an error, bail out of the search. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_ERROR) { cdm->status = CAM_DEV_MATCH_ERROR; return(0); } /* * If the copy flag is set, copy this bus out. */ if (retval & DM_RET_COPY) { int spaceleft, j; spaceleft = cdm->match_buf_len - (cdm->num_matches * sizeof(struct dev_match_result)); /* * If we don't have enough space to put in another * match result, save our position and tell the * user there are more devices to check. */ if (spaceleft < sizeof(struct dev_match_result)) { bzero(&cdm->pos, sizeof(cdm->pos)); cdm->pos.position_type = CAM_DEV_POS_EDT | CAM_DEV_POS_BUS; cdm->pos.cookie.bus = bus; cdm->pos.generations[CAM_BUS_GENERATION]= xsoftc.bus_generation; cdm->status = CAM_DEV_MATCH_MORE; return(0); } j = cdm->num_matches; cdm->num_matches++; cdm->matches[j].type = DEV_MATCH_BUS; cdm->matches[j].result.bus_result.path_id = bus->path_id; cdm->matches[j].result.bus_result.bus_id = bus->sim->bus_id; cdm->matches[j].result.bus_result.unit_number = bus->sim->unit_number; strncpy(cdm->matches[j].result.bus_result.dev_name, bus->sim->sim_name, DEV_IDLEN); } /* * If the user is only interested in busses, there's no * reason to descend to the next level in the tree. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_STOP) return(1); /* * If there is a target generation recorded, check it to * make sure the target list hasn't changed. */ if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (bus == cdm->pos.cookie.bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (cdm->pos.generations[CAM_TARGET_GENERATION] != 0) && (cdm->pos.generations[CAM_TARGET_GENERATION] != bus->generation)) { cdm->status = CAM_DEV_MATCH_LIST_CHANGED; return(0); } if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.cookie.bus == bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (cdm->pos.cookie.target != NULL)) return(xpttargettraverse(bus, (struct cam_et *)cdm->pos.cookie.target, xptedttargetfunc, arg)); else return(xpttargettraverse(bus, NULL, xptedttargetfunc, arg)); } static int xptedttargetfunc(struct cam_et *target, void *arg) { struct ccb_dev_match *cdm; cdm = (struct ccb_dev_match *)arg; /* * If there is a device list generation recorded, check it to * make sure the device list hasn't changed. */ if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.cookie.bus == target->bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (cdm->pos.cookie.target == target) && (cdm->pos.position_type & CAM_DEV_POS_DEVICE) && (cdm->pos.generations[CAM_DEV_GENERATION] != 0) && (cdm->pos.generations[CAM_DEV_GENERATION] != target->generation)) { cdm->status = CAM_DEV_MATCH_LIST_CHANGED; return(0); } if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.cookie.bus == target->bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (cdm->pos.cookie.target == target) && (cdm->pos.position_type & CAM_DEV_POS_DEVICE) && (cdm->pos.cookie.device != NULL)) return(xptdevicetraverse(target, (struct cam_ed *)cdm->pos.cookie.device, xptedtdevicefunc, arg)); else return(xptdevicetraverse(target, NULL, xptedtdevicefunc, arg)); } static int xptedtdevicefunc(struct cam_ed *device, void *arg) { struct ccb_dev_match *cdm; dev_match_ret retval; cdm = (struct ccb_dev_match *)arg; /* * If our position is for something deeper in the tree, that means * that we've already seen this node. So, we keep going down. */ if ((cdm->pos.position_type & CAM_DEV_POS_DEVICE) && (cdm->pos.cookie.device == device) && (cdm->pos.position_type & CAM_DEV_POS_PERIPH) && (cdm->pos.cookie.periph != NULL)) retval = DM_RET_DESCEND; else retval = xptdevicematch(cdm->patterns, cdm->num_patterns, device); if ((retval & DM_RET_ACTION_MASK) == DM_RET_ERROR) { cdm->status = CAM_DEV_MATCH_ERROR; return(0); } /* * If the copy flag is set, copy this device out. */ if (retval & DM_RET_COPY) { int spaceleft, j; spaceleft = cdm->match_buf_len - (cdm->num_matches * sizeof(struct dev_match_result)); /* * If we don't have enough space to put in another * match result, save our position and tell the * user there are more devices to check. */ if (spaceleft < sizeof(struct dev_match_result)) { bzero(&cdm->pos, sizeof(cdm->pos)); cdm->pos.position_type = CAM_DEV_POS_EDT | CAM_DEV_POS_BUS | CAM_DEV_POS_TARGET | CAM_DEV_POS_DEVICE; cdm->pos.cookie.bus = device->target->bus; cdm->pos.generations[CAM_BUS_GENERATION]= xsoftc.bus_generation; cdm->pos.cookie.target = device->target; cdm->pos.generations[CAM_TARGET_GENERATION] = device->target->bus->generation; cdm->pos.cookie.device = device; cdm->pos.generations[CAM_DEV_GENERATION] = device->target->generation; cdm->status = CAM_DEV_MATCH_MORE; return(0); } j = cdm->num_matches; cdm->num_matches++; cdm->matches[j].type = DEV_MATCH_DEVICE; cdm->matches[j].result.device_result.path_id = device->target->bus->path_id; cdm->matches[j].result.device_result.target_id = device->target->target_id; cdm->matches[j].result.device_result.target_lun = device->lun_id; cdm->matches[j].result.device_result.protocol = device->protocol; bcopy(&device->inq_data, &cdm->matches[j].result.device_result.inq_data, sizeof(struct scsi_inquiry_data)); bcopy(&device->ident_data, &cdm->matches[j].result.device_result.ident_data, sizeof(struct ata_params)); /* Let the user know whether this device is unconfigured */ if (device->flags & CAM_DEV_UNCONFIGURED) cdm->matches[j].result.device_result.flags = DEV_RESULT_UNCONFIGURED; else cdm->matches[j].result.device_result.flags = DEV_RESULT_NOFLAG; } /* * If the user isn't interested in peripherals, don't descend * the tree any further. */ if ((retval & DM_RET_ACTION_MASK) == DM_RET_STOP) return(1); /* * If there is a peripheral list generation recorded, make sure * it hasn't changed. */ if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (device->target->bus == cdm->pos.cookie.bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (device->target == cdm->pos.cookie.target) && (cdm->pos.position_type & CAM_DEV_POS_DEVICE) && (device == cdm->pos.cookie.device) && (cdm->pos.position_type & CAM_DEV_POS_PERIPH) && (cdm->pos.generations[CAM_PERIPH_GENERATION] != 0) && (cdm->pos.generations[CAM_PERIPH_GENERATION] != device->generation)){ cdm->status = CAM_DEV_MATCH_LIST_CHANGED; return(0); } if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.cookie.bus == device->target->bus) && (cdm->pos.position_type & CAM_DEV_POS_TARGET) && (cdm->pos.cookie.target == device->target) && (cdm->pos.position_type & CAM_DEV_POS_DEVICE) && (cdm->pos.cookie.device == device) && (cdm->pos.position_type & CAM_DEV_POS_PERIPH) && (cdm->pos.cookie.periph != NULL)) return(xptperiphtraverse(device, (struct cam_periph *)cdm->pos.cookie.periph, xptedtperiphfunc, arg)); else return(xptperiphtraverse(device, NULL, xptedtperiphfunc, arg)); } static int xptedtperiphfunc(struct cam_periph *periph, void *arg) { struct ccb_dev_match *cdm; dev_match_ret retval; cdm = (struct ccb_dev_match *)arg; retval = xptperiphmatch(cdm->patterns, cdm->num_patterns, periph); if ((retval & DM_RET_ACTION_MASK) == DM_RET_ERROR) { cdm->status = CAM_DEV_MATCH_ERROR; return(0); } /* * If the copy flag is set, copy this peripheral out. */ if (retval & DM_RET_COPY) { int spaceleft, j; spaceleft = cdm->match_buf_len - (cdm->num_matches * sizeof(struct dev_match_result)); /* * If we don't have enough space to put in another * match result, save our position and tell the * user there are more devices to check. */ if (spaceleft < sizeof(struct dev_match_result)) { bzero(&cdm->pos, sizeof(cdm->pos)); cdm->pos.position_type = CAM_DEV_POS_EDT | CAM_DEV_POS_BUS | CAM_DEV_POS_TARGET | CAM_DEV_POS_DEVICE | CAM_DEV_POS_PERIPH; cdm->pos.cookie.bus = periph->path->bus; cdm->pos.generations[CAM_BUS_GENERATION]= xsoftc.bus_generation; cdm->pos.cookie.target = periph->path->target; cdm->pos.generations[CAM_TARGET_GENERATION] = periph->path->bus->generation; cdm->pos.cookie.device = periph->path->device; cdm->pos.generations[CAM_DEV_GENERATION] = periph->path->target->generation; cdm->pos.cookie.periph = periph; cdm->pos.generations[CAM_PERIPH_GENERATION] = periph->path->device->generation; cdm->status = CAM_DEV_MATCH_MORE; return(0); } j = cdm->num_matches; cdm->num_matches++; cdm->matches[j].type = DEV_MATCH_PERIPH; cdm->matches[j].result.periph_result.path_id = periph->path->bus->path_id; cdm->matches[j].result.periph_result.target_id = periph->path->target->target_id; cdm->matches[j].result.periph_result.target_lun = periph->path->device->lun_id; cdm->matches[j].result.periph_result.unit_number = periph->unit_number; strncpy(cdm->matches[j].result.periph_result.periph_name, periph->periph_name, DEV_IDLEN); } return(1); } static int xptedtmatch(struct ccb_dev_match *cdm) { int ret; cdm->num_matches = 0; /* * Check the bus list generation. If it has changed, the user * needs to reset everything and start over. */ if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.generations[CAM_BUS_GENERATION] != 0) && (cdm->pos.generations[CAM_BUS_GENERATION] != xsoftc.bus_generation)) { cdm->status = CAM_DEV_MATCH_LIST_CHANGED; return(0); } if ((cdm->pos.position_type & CAM_DEV_POS_BUS) && (cdm->pos.cookie.bus != NULL)) ret = xptbustraverse((struct cam_eb *)cdm->pos.cookie.bus, xptedtbusfunc, cdm); else ret = xptbustraverse(NULL, xptedtbusfunc, cdm); /* * If we get back 0, that means that we had to stop before fully * traversing the EDT. It also means that one of the subroutines * has set the status field to the proper value. If we get back 1, * we've fully traversed the EDT and copied out any matching entries. */ if (ret == 1) cdm->status = CAM_DEV_MATCH_LAST; return(ret); } static int xptplistpdrvfunc(struct periph_driver **pdrv, void *arg) { struct ccb_dev_match *cdm; cdm = (struct ccb_dev_match *)arg; if ((cdm->pos.position_type & CAM_DEV_POS_PDPTR) && (cdm->pos.cookie.pdrv == pdrv) && (cdm->pos.position_type & CAM_DEV_POS_PERIPH) && (cdm->pos.generations[CAM_PERIPH_GENERATION] != 0) && (cdm->pos.generations[CAM_PERIPH_GENERATION] != (*pdrv)->generation)) { cdm->status = CAM_DEV_MATCH_LIST_CHANGED; return(0); } if ((cdm->pos.position_type & CAM_DEV_POS_PDPTR) && (cdm->pos.cookie.pdrv == pdrv) && (cdm->pos.position_type & CAM_DEV_POS_PERIPH) && (cdm->pos.cookie.periph != NULL)) return(xptpdperiphtraverse(pdrv, (struct cam_periph *)cdm->pos.cookie.periph, xptplistperiphfunc, arg)); else return(xptpdperiphtraverse(pdrv, NULL,xptplistperiphfunc, arg)); } static int xptplistperiphfunc(struct cam_periph *periph, void *arg) { struct ccb_dev_match *cdm; dev_match_ret retval; cdm = (struct ccb_dev_match *)arg; retval = xptperiphmatch(cdm->patterns, cdm->num_patterns, periph); if ((retval & DM_RET_ACTION_MASK) == DM_RET_ERROR) { cdm->status = CAM_DEV_MATCH_ERROR; return(0); } /* * If the copy flag is set, copy this peripheral out. */ if (retval & DM_RET_COPY) { int spaceleft, j; spaceleft = cdm->match_buf_len - (cdm->num_matches * sizeof(struct dev_match_result)); /* * If we don't have enough space to put in another * match result, save our position and tell the * user there are more devices to check. */ if (spaceleft < sizeof(struct dev_match_result)) { struct periph_driver **pdrv; pdrv = NULL; bzero(&cdm->pos, sizeof(cdm->pos)); cdm->pos.position_type = CAM_DEV_POS_PDRV | CAM_DEV_POS_PDPTR | CAM_DEV_POS_PERIPH; /* * This may look a bit non-sensical, but it is * actually quite logical. There are very few * peripheral drivers, and bloating every peripheral * structure with a pointer back to its parent * peripheral driver linker set entry would cost * more in the long run than doing this quick lookup. */ for (pdrv = periph_drivers; *pdrv != NULL; pdrv++) { if (strcmp((*pdrv)->driver_name, periph->periph_name) == 0) break; } if (*pdrv == NULL) { cdm->status = CAM_DEV_MATCH_ERROR; return(0); } cdm->pos.cookie.pdrv = pdrv; /* * The periph generation slot does double duty, as * does the periph pointer slot. They are used for * both edt and pdrv lookups and positioning. */ cdm->pos.cookie.periph = periph; cdm->pos.generations[CAM_PERIPH_GENERATION] = (*pdrv)->generation; cdm->status = CAM_DEV_MATCH_MORE; return(0); } j = cdm->num_matches; cdm->num_matches++; cdm->matches[j].type = DEV_MATCH_PERIPH; cdm->matches[j].result.periph_result.path_id = periph->path->bus->path_id; /* * The transport layer peripheral doesn't have a target or * lun. */ if (periph->path->target) cdm->matches[j].result.periph_result.target_id = periph->path->target->target_id; else cdm->matches[j].result.periph_result.target_id = -1; if (periph->path->device) cdm->matches[j].result.periph_result.target_lun = periph->path->device->lun_id; else cdm->matches[j].result.periph_result.target_lun = -1; cdm->matches[j].result.periph_result.unit_number = periph->unit_number; strncpy(cdm->matches[j].result.periph_result.periph_name, periph->periph_name, DEV_IDLEN); } return(1); } static int xptperiphlistmatch(struct ccb_dev_match *cdm) { int ret; cdm->num_matches = 0; /* * At this point in the edt traversal function, we check the bus * list generation to make sure that no busses have been added or * removed since the user last sent a XPT_DEV_MATCH ccb through. * For the peripheral driver list traversal function, however, we * don't have to worry about new peripheral driver types coming or * going; they're in a linker set, and therefore can't change * without a recompile. */ if ((cdm->pos.position_type & CAM_DEV_POS_PDPTR) && (cdm->pos.cookie.pdrv != NULL)) ret = xptpdrvtraverse( (struct periph_driver **)cdm->pos.cookie.pdrv, xptplistpdrvfunc, cdm); else ret = xptpdrvtraverse(NULL, xptplistpdrvfunc, cdm); /* * If we get back 0, that means that we had to stop before fully * traversing the peripheral driver tree. It also means that one of * the subroutines has set the status field to the proper value. If * we get back 1, we've fully traversed the EDT and copied out any * matching entries. */ if (ret == 1) cdm->status = CAM_DEV_MATCH_LAST; return(ret); } static int xptbustraverse(struct cam_eb *start_bus, xpt_busfunc_t *tr_func, void *arg) { struct cam_eb *bus, *next_bus; int retval; retval = 1; xpt_lock_buses(); for (bus = (start_bus ? start_bus : TAILQ_FIRST(&xsoftc.xpt_busses)); bus != NULL; bus = next_bus) { bus->refcount++; /* * XXX The locking here is obviously very complex. We * should work to simplify it. */ xpt_unlock_buses(); CAM_SIM_LOCK(bus->sim); retval = tr_func(bus, arg); CAM_SIM_UNLOCK(bus->sim); xpt_lock_buses(); next_bus = TAILQ_NEXT(bus, links); xpt_unlock_buses(); xpt_release_bus(bus); if (retval == 0) return(retval); xpt_lock_buses(); } xpt_unlock_buses(); return(retval); } static int xpttargettraverse(struct cam_eb *bus, struct cam_et *start_target, xpt_targetfunc_t *tr_func, void *arg) { struct cam_et *target, *next_target; int retval; mtx_assert(bus->sim->mtx, MA_OWNED); retval = 1; for (target = (start_target ? start_target : TAILQ_FIRST(&bus->et_entries)); target != NULL; target = next_target) { target->refcount++; retval = tr_func(target, arg); next_target = TAILQ_NEXT(target, links); xpt_release_target(target); if (retval == 0) return(retval); } return(retval); } static int xptdevicetraverse(struct cam_et *target, struct cam_ed *start_device, xpt_devicefunc_t *tr_func, void *arg) { struct cam_ed *device, *next_device; int retval; mtx_assert(target->bus->sim->mtx, MA_OWNED); retval = 1; for (device = (start_device ? start_device : TAILQ_FIRST(&target->ed_entries)); device != NULL; device = next_device) { /* * Hold a reference so the current device does not go away * on us. */ device->refcount++; retval = tr_func(device, arg); /* * Grab our next pointer before we release the current * device. */ next_device = TAILQ_NEXT(device, links); xpt_release_device(device); if (retval == 0) return(retval); } return(retval); } static int xptperiphtraverse(struct cam_ed *device, struct cam_periph *start_periph, xpt_periphfunc_t *tr_func, void *arg) { struct cam_periph *periph, *next_periph; int retval; retval = 1; mtx_assert(device->sim->mtx, MA_OWNED); xpt_lock_buses(); for (periph = (start_periph ? start_periph : SLIST_FIRST(&device->periphs)); periph != NULL; periph = next_periph) { /* * In this case, we want to show peripherals that have been * invalidated, but not peripherals that are scheduled to * be freed. So instead of calling cam_periph_acquire(), * which will fail if the periph has been invalidated, we * just check for the free flag here. If it is in the * process of being freed, we skip to the next periph. */ if (periph->flags & CAM_PERIPH_FREE) { next_periph = SLIST_NEXT(periph, periph_links); continue; } /* * Acquire a reference to this periph while we call the * traversal function, so it can't go away. */ periph->refcount++; retval = tr_func(periph, arg); /* * Grab the next peripheral before we release this one, so * our next pointer is still valid. */ next_periph = SLIST_NEXT(periph, periph_links); cam_periph_release_locked_buses(periph); if (retval == 0) goto bailout_done; } bailout_done: xpt_unlock_buses(); return(retval); } static int xptpdrvtraverse(struct periph_driver **start_pdrv, xpt_pdrvfunc_t *tr_func, void *arg) { struct periph_driver **pdrv; int retval; retval = 1; /* * We don't traverse the peripheral driver list like we do the * other lists, because it is a linker set, and therefore cannot be * changed during runtime. If the peripheral driver list is ever * re-done to be something other than a linker set (i.e. it can * change while the system is running), the list traversal should * be modified to work like the other traversal functions. */ for (pdrv = (start_pdrv ? start_pdrv : periph_drivers); *pdrv != NULL; pdrv++) { retval = tr_func(pdrv, arg); if (retval == 0) return(retval); } return(retval); } static int xptpdperiphtraverse(struct periph_driver **pdrv, struct cam_periph *start_periph, xpt_periphfunc_t *tr_func, void *arg) { struct cam_periph *periph, *next_periph; struct cam_sim *sim; int retval; retval = 1; xpt_lock_buses(); for (periph = (start_periph ? start_periph : TAILQ_FIRST(&(*pdrv)->units)); periph != NULL; periph = next_periph) { /* * In this case, we want to show peripherals that have been * invalidated, but not peripherals that are scheduled to * be freed. So instead of calling cam_periph_acquire(), * which will fail if the periph has been invalidated, we * just check for the free flag here. If it is free, we * skip to the next periph. */ if (periph->flags & CAM_PERIPH_FREE) { next_periph = TAILQ_NEXT(periph, unit_links); continue; } /* * Acquire a reference to this periph while we call the * traversal function, so it can't go away. */ periph->refcount++; sim = periph->sim; xpt_unlock_buses(); CAM_SIM_LOCK(sim); xpt_lock_buses(); retval = tr_func(periph, arg); /* * Grab the next peripheral before we release this one, so * our next pointer is still valid. */ next_periph = TAILQ_NEXT(periph, unit_links); cam_periph_release_locked_buses(periph); CAM_SIM_UNLOCK(sim); if (retval == 0) goto bailout_done; } bailout_done: xpt_unlock_buses(); return(retval); } static int xptdefbusfunc(struct cam_eb *bus, void *arg) { struct xpt_traverse_config *tr_config; tr_config = (struct xpt_traverse_config *)arg; if (tr_config->depth == XPT_DEPTH_BUS) { xpt_busfunc_t *tr_func; tr_func = (xpt_busfunc_t *)tr_config->tr_func; return(tr_func(bus, tr_config->tr_arg)); } else return(xpttargettraverse(bus, NULL, xptdeftargetfunc, arg)); } static int xptdeftargetfunc(struct cam_et *target, void *arg) { struct xpt_traverse_config *tr_config; tr_config = (struct xpt_traverse_config *)arg; if (tr_config->depth == XPT_DEPTH_TARGET) { xpt_targetfunc_t *tr_func; tr_func = (xpt_targetfunc_t *)tr_config->tr_func; return(tr_func(target, tr_config->tr_arg)); } else return(xptdevicetraverse(target, NULL, xptdefdevicefunc, arg)); } static int xptdefdevicefunc(struct cam_ed *device, void *arg) { struct xpt_traverse_config *tr_config; tr_config = (struct xpt_traverse_config *)arg; if (tr_config->depth == XPT_DEPTH_DEVICE) { xpt_devicefunc_t *tr_func; tr_func = (xpt_devicefunc_t *)tr_config->tr_func; return(tr_func(device, tr_config->tr_arg)); } else return(xptperiphtraverse(device, NULL, xptdefperiphfunc, arg)); } static int xptdefperiphfunc(struct cam_periph *periph, void *arg) { struct xpt_traverse_config *tr_config; xpt_periphfunc_t *tr_func; tr_config = (struct xpt_traverse_config *)arg; tr_func = (xpt_periphfunc_t *)tr_config->tr_func; /* * Unlike the other default functions, we don't check for depth * here. The peripheral driver level is the last level in the EDT, * so if we're here, we should execute the function in question. */ return(tr_func(periph, tr_config->tr_arg)); } /* * Execute the given function for every bus in the EDT. */ static int xpt_for_all_busses(xpt_busfunc_t *tr_func, void *arg) { struct xpt_traverse_config tr_config; tr_config.depth = XPT_DEPTH_BUS; tr_config.tr_func = tr_func; tr_config.tr_arg = arg; return(xptbustraverse(NULL, xptdefbusfunc, &tr_config)); } /* * Execute the given function for every device in the EDT. */ static int xpt_for_all_devices(xpt_devicefunc_t *tr_func, void *arg) { struct xpt_traverse_config tr_config; tr_config.depth = XPT_DEPTH_DEVICE; tr_config.tr_func = tr_func; tr_config.tr_arg = arg; return(xptbustraverse(NULL, xptdefbusfunc, &tr_config)); } static int xptsetasyncfunc(struct cam_ed *device, void *arg) { struct cam_path path; struct ccb_getdev cgd; struct ccb_setasync *csa = (struct ccb_setasync *)arg; /* * Don't report unconfigured devices (Wildcard devs, * devices only for target mode, device instances * that have been invalidated but are waiting for * their last reference count to be released). */ if ((device->flags & CAM_DEV_UNCONFIGURED) != 0) return (1); xpt_compile_path(&path, NULL, device->target->bus->path_id, device->target->target_id, device->lun_id); xpt_setup_ccb(&cgd.ccb_h, &path, CAM_PRIORITY_NORMAL); cgd.ccb_h.func_code = XPT_GDEV_TYPE; xpt_action((union ccb *)&cgd); csa->callback(csa->callback_arg, AC_FOUND_DEVICE, &path, &cgd); xpt_release_path(&path); return(1); } static int xptsetasyncbusfunc(struct cam_eb *bus, void *arg) { struct cam_path path; struct ccb_pathinq cpi; struct ccb_setasync *csa = (struct ccb_setasync *)arg; xpt_compile_path(&path, /*periph*/NULL, bus->sim->path_id, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); xpt_setup_ccb(&cpi.ccb_h, &path, CAM_PRIORITY_NORMAL); cpi.ccb_h.func_code = XPT_PATH_INQ; xpt_action((union ccb *)&cpi); csa->callback(csa->callback_arg, AC_PATH_REGISTERED, &path, &cpi); xpt_release_path(&path); return(1); } void xpt_action(union ccb *start_ccb) { CAM_DEBUG(start_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("xpt_action\n")); start_ccb->ccb_h.status = CAM_REQ_INPROG; (*(start_ccb->ccb_h.path->bus->xport->action))(start_ccb); } void xpt_action_default(union ccb *start_ccb) { struct cam_path *path; path = start_ccb->ccb_h.path; CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_action_default\n")); switch (start_ccb->ccb_h.func_code) { case XPT_SCSI_IO: { struct cam_ed *device; /* * For the sake of compatibility with SCSI-1 * devices that may not understand the identify * message, we include lun information in the * second byte of all commands. SCSI-1 specifies * that luns are a 3 bit value and reserves only 3 * bits for lun information in the CDB. Later * revisions of the SCSI spec allow for more than 8 * luns, but have deprecated lun information in the * CDB. So, if the lun won't fit, we must omit. * * Also be aware that during initial probing for devices, * the inquiry information is unknown but initialized to 0. * This means that this code will be exercised while probing * devices with an ANSI revision greater than 2. */ device = path->device; if (device->protocol_version <= SCSI_REV_2 && start_ccb->ccb_h.target_lun < 8 && (start_ccb->ccb_h.flags & CAM_CDB_POINTER) == 0) { start_ccb->csio.cdb_io.cdb_bytes[1] |= start_ccb->ccb_h.target_lun << 5; } start_ccb->csio.scsi_status = SCSI_STATUS_OK; } /* FALLTHROUGH */ case XPT_TARGET_IO: case XPT_CONT_TARGET_IO: start_ccb->csio.sense_resid = 0; start_ccb->csio.resid = 0; /* FALLTHROUGH */ case XPT_ATA_IO: if (start_ccb->ccb_h.func_code == XPT_ATA_IO) start_ccb->ataio.resid = 0; /* FALLTHROUGH */ case XPT_RESET_DEV: case XPT_ENG_EXEC: case XPT_SMP_IO: cam_ccbq_insert_ccb(&path->device->ccbq, start_ccb); if (xpt_schedule_devq(path->bus->sim->devq, path->device)) xpt_run_devq(path->bus->sim->devq); break; case XPT_CALC_GEOMETRY: { struct cam_sim *sim; /* Filter out garbage */ if (start_ccb->ccg.block_size == 0 || start_ccb->ccg.volume_size == 0) { start_ccb->ccg.cylinders = 0; start_ccb->ccg.heads = 0; start_ccb->ccg.secs_per_track = 0; start_ccb->ccb_h.status = CAM_REQ_CMP; break; } #if defined(PC98) || defined(__sparc64__) /* * In a PC-98 system, geometry translation depens on * the "real" device geometry obtained from mode page 4. * SCSI geometry translation is performed in the * initialization routine of the SCSI BIOS and the result * stored in host memory. If the translation is available * in host memory, use it. If not, rely on the default * translation the device driver performs. * For sparc64, we may need adjust the geometry of large * disks in order to fit the limitations of the 16-bit * fields of the VTOC8 disk label. */ if (scsi_da_bios_params(&start_ccb->ccg) != 0) { start_ccb->ccb_h.status = CAM_REQ_CMP; break; } #endif sim = path->bus->sim; (*(sim->sim_action))(sim, start_ccb); break; } case XPT_ABORT: { union ccb* abort_ccb; abort_ccb = start_ccb->cab.abort_ccb; if (XPT_FC_IS_DEV_QUEUED(abort_ccb)) { if (abort_ccb->ccb_h.pinfo.index >= 0) { struct cam_ccbq *ccbq; struct cam_ed *device; device = abort_ccb->ccb_h.path->device; ccbq = &device->ccbq; cam_ccbq_remove_ccb(ccbq, abort_ccb); abort_ccb->ccb_h.status = CAM_REQ_ABORTED|CAM_DEV_QFRZN; xpt_freeze_devq(abort_ccb->ccb_h.path, 1); xpt_done(abort_ccb); start_ccb->ccb_h.status = CAM_REQ_CMP; break; } if (abort_ccb->ccb_h.pinfo.index == CAM_UNQUEUED_INDEX && (abort_ccb->ccb_h.status & CAM_SIM_QUEUED) == 0) { /* * We've caught this ccb en route to * the SIM. Flag it for abort and the * SIM will do so just before starting * real work on the CCB. */ abort_ccb->ccb_h.status = CAM_REQ_ABORTED|CAM_DEV_QFRZN; xpt_freeze_devq(abort_ccb->ccb_h.path, 1); start_ccb->ccb_h.status = CAM_REQ_CMP; break; } } if (XPT_FC_IS_QUEUED(abort_ccb) && (abort_ccb->ccb_h.pinfo.index == CAM_DONEQ_INDEX)) { /* * It's already completed but waiting * for our SWI to get to it. */ start_ccb->ccb_h.status = CAM_UA_ABORT; break; } /* * If we weren't able to take care of the abort request * in the XPT, pass the request down to the SIM for processing. */ } /* FALLTHROUGH */ case XPT_ACCEPT_TARGET_IO: case XPT_EN_LUN: case XPT_IMMED_NOTIFY: case XPT_NOTIFY_ACK: case XPT_RESET_BUS: case XPT_IMMEDIATE_NOTIFY: case XPT_NOTIFY_ACKNOWLEDGE: case XPT_GET_SIM_KNOB: case XPT_SET_SIM_KNOB: { struct cam_sim *sim; sim = path->bus->sim; (*(sim->sim_action))(sim, start_ccb); break; } case XPT_PATH_INQ: { struct cam_sim *sim; sim = path->bus->sim; (*(sim->sim_action))(sim, start_ccb); break; } case XPT_PATH_STATS: start_ccb->cpis.last_reset = path->bus->last_reset; start_ccb->ccb_h.status = CAM_REQ_CMP; break; case XPT_GDEV_TYPE: { struct cam_ed *dev; dev = path->device; if ((dev->flags & CAM_DEV_UNCONFIGURED) != 0) { start_ccb->ccb_h.status = CAM_DEV_NOT_THERE; } else { struct ccb_getdev *cgd; cgd = &start_ccb->cgd; cgd->protocol = dev->protocol; cgd->inq_data = dev->inq_data; cgd->ident_data = dev->ident_data; cgd->inq_flags = dev->inq_flags; cgd->ccb_h.status = CAM_REQ_CMP; cgd->serial_num_len = dev->serial_num_len; if ((dev->serial_num_len > 0) && (dev->serial_num != NULL)) bcopy(dev->serial_num, cgd->serial_num, dev->serial_num_len); } break; } case XPT_GDEV_STATS: { struct cam_ed *dev; dev = path->device; if ((dev->flags & CAM_DEV_UNCONFIGURED) != 0) { start_ccb->ccb_h.status = CAM_DEV_NOT_THERE; } else { struct ccb_getdevstats *cgds; struct cam_eb *bus; struct cam_et *tar; cgds = &start_ccb->cgds; bus = path->bus; tar = path->target; cgds->dev_openings = dev->ccbq.dev_openings; cgds->dev_active = dev->ccbq.dev_active; cgds->devq_openings = dev->ccbq.devq_openings; cgds->devq_queued = dev->ccbq.queue.entries; cgds->held = dev->ccbq.held; cgds->last_reset = tar->last_reset; cgds->maxtags = dev->maxtags; cgds->mintags = dev->mintags; if (timevalcmp(&tar->last_reset, &bus->last_reset, <)) cgds->last_reset = bus->last_reset; cgds->ccb_h.status = CAM_REQ_CMP; } break; } case XPT_GDEVLIST: { struct cam_periph *nperiph; struct periph_list *periph_head; struct ccb_getdevlist *cgdl; u_int i; struct cam_ed *device; int found; found = 0; /* * Don't want anyone mucking with our data. */ device = path->device; periph_head = &device->periphs; cgdl = &start_ccb->cgdl; /* * Check and see if the list has changed since the user * last requested a list member. If so, tell them that the * list has changed, and therefore they need to start over * from the beginning. */ if ((cgdl->index != 0) && (cgdl->generation != device->generation)) { cgdl->status = CAM_GDEVLIST_LIST_CHANGED; break; } /* * Traverse the list of peripherals and attempt to find * the requested peripheral. */ for (nperiph = SLIST_FIRST(periph_head), i = 0; (nperiph != NULL) && (i <= cgdl->index); nperiph = SLIST_NEXT(nperiph, periph_links), i++) { if (i == cgdl->index) { strncpy(cgdl->periph_name, nperiph->periph_name, DEV_IDLEN); cgdl->unit_number = nperiph->unit_number; found = 1; } } if (found == 0) { cgdl->status = CAM_GDEVLIST_ERROR; break; } if (nperiph == NULL) cgdl->status = CAM_GDEVLIST_LAST_DEVICE; else cgdl->status = CAM_GDEVLIST_MORE_DEVS; cgdl->index++; cgdl->generation = device->generation; cgdl->ccb_h.status = CAM_REQ_CMP; break; } case XPT_DEV_MATCH: { dev_pos_type position_type; struct ccb_dev_match *cdm; cdm = &start_ccb->cdm; /* * There are two ways of getting at information in the EDT. * The first way is via the primary EDT tree. It starts * with a list of busses, then a list of targets on a bus, * then devices/luns on a target, and then peripherals on a * device/lun. The "other" way is by the peripheral driver * lists. The peripheral driver lists are organized by * peripheral driver. (obviously) So it makes sense to * use the peripheral driver list if the user is looking * for something like "da1", or all "da" devices. If the * user is looking for something on a particular bus/target * or lun, it's generally better to go through the EDT tree. */ if (cdm->pos.position_type != CAM_DEV_POS_NONE) position_type = cdm->pos.position_type; else { u_int i; position_type = CAM_DEV_POS_NONE; for (i = 0; i < cdm->num_patterns; i++) { if ((cdm->patterns[i].type == DEV_MATCH_BUS) ||(cdm->patterns[i].type == DEV_MATCH_DEVICE)){ position_type = CAM_DEV_POS_EDT; break; } } if (cdm->num_patterns == 0) position_type = CAM_DEV_POS_EDT; else if (position_type == CAM_DEV_POS_NONE) position_type = CAM_DEV_POS_PDRV; } /* * Note that we drop the SIM lock here, because the EDT * traversal code needs to do its own locking. */ CAM_SIM_UNLOCK(xpt_path_sim(cdm->ccb_h.path)); switch(position_type & CAM_DEV_POS_TYPEMASK) { case CAM_DEV_POS_EDT: xptedtmatch(cdm); break; case CAM_DEV_POS_PDRV: xptperiphlistmatch(cdm); break; default: cdm->status = CAM_DEV_MATCH_ERROR; break; } CAM_SIM_LOCK(xpt_path_sim(cdm->ccb_h.path)); if (cdm->status == CAM_DEV_MATCH_ERROR) start_ccb->ccb_h.status = CAM_REQ_CMP_ERR; else start_ccb->ccb_h.status = CAM_REQ_CMP; break; } case XPT_SASYNC_CB: { struct ccb_setasync *csa; struct async_node *cur_entry; struct async_list *async_head; u_int32_t added; csa = &start_ccb->csa; added = csa->event_enable; async_head = &path->device->asyncs; /* * If there is already an entry for us, simply * update it. */ cur_entry = SLIST_FIRST(async_head); while (cur_entry != NULL) { if ((cur_entry->callback_arg == csa->callback_arg) && (cur_entry->callback == csa->callback)) break; cur_entry = SLIST_NEXT(cur_entry, links); } if (cur_entry != NULL) { /* * If the request has no flags set, * remove the entry. */ added &= ~cur_entry->event_enable; if (csa->event_enable == 0) { SLIST_REMOVE(async_head, cur_entry, async_node, links); xpt_release_device(path->device); free(cur_entry, M_CAMXPT); } else { cur_entry->event_enable = csa->event_enable; } csa->event_enable = added; } else { cur_entry = malloc(sizeof(*cur_entry), M_CAMXPT, M_NOWAIT); if (cur_entry == NULL) { csa->ccb_h.status = CAM_RESRC_UNAVAIL; break; } cur_entry->event_enable = csa->event_enable; cur_entry->callback_arg = csa->callback_arg; cur_entry->callback = csa->callback; SLIST_INSERT_HEAD(async_head, cur_entry, links); xpt_acquire_device(path->device); } start_ccb->ccb_h.status = CAM_REQ_CMP; break; } case XPT_REL_SIMQ: { struct ccb_relsim *crs; struct cam_ed *dev; crs = &start_ccb->crs; dev = path->device; if (dev == NULL) { crs->ccb_h.status = CAM_DEV_NOT_THERE; break; } if ((crs->release_flags & RELSIM_ADJUST_OPENINGS) != 0) { /* Don't ever go below one opening */ if (crs->openings > 0) { xpt_dev_ccbq_resize(path, crs->openings); if (bootverbose) { xpt_print(path, "number of openings is now %d\n", crs->openings); } } } if ((crs->release_flags & RELSIM_RELEASE_AFTER_TIMEOUT) != 0) { if ((dev->flags & CAM_DEV_REL_TIMEOUT_PENDING) != 0) { /* * Just extend the old timeout and decrement * the freeze count so that a single timeout * is sufficient for releasing the queue. */ start_ccb->ccb_h.flags &= ~CAM_DEV_QFREEZE; callout_stop(&dev->callout); } else { start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; } callout_reset(&dev->callout, (crs->release_timeout * hz) / 1000, xpt_release_devq_timeout, dev); dev->flags |= CAM_DEV_REL_TIMEOUT_PENDING; } if ((crs->release_flags & RELSIM_RELEASE_AFTER_CMDCMPLT) != 0) { if ((dev->flags & CAM_DEV_REL_ON_COMPLETE) != 0) { /* * Decrement the freeze count so that a single * completion is still sufficient to unfreeze * the queue. */ start_ccb->ccb_h.flags &= ~CAM_DEV_QFREEZE; } else { dev->flags |= CAM_DEV_REL_ON_COMPLETE; start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; } } if ((crs->release_flags & RELSIM_RELEASE_AFTER_QEMPTY) != 0) { if ((dev->flags & CAM_DEV_REL_ON_QUEUE_EMPTY) != 0 || (dev->ccbq.dev_active == 0)) { start_ccb->ccb_h.flags &= ~CAM_DEV_QFREEZE; } else { dev->flags |= CAM_DEV_REL_ON_QUEUE_EMPTY; start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; } } if ((start_ccb->ccb_h.flags & CAM_DEV_QFREEZE) == 0) xpt_release_devq(path, /*count*/1, /*run_queue*/TRUE); start_ccb->crs.qfrozen_cnt = dev->ccbq.queue.qfrozen_cnt; start_ccb->ccb_h.status = CAM_REQ_CMP; break; } case XPT_DEBUG: { struct cam_path *oldpath; struct cam_sim *oldsim; /* Check that all request bits are supported. */ if (start_ccb->cdbg.flags & ~(CAM_DEBUG_COMPILE)) { start_ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; break; } cam_dflags = CAM_DEBUG_NONE; if (cam_dpath != NULL) { /* To release the old path we must hold proper lock. */ oldpath = cam_dpath; cam_dpath = NULL; oldsim = xpt_path_sim(oldpath); CAM_SIM_UNLOCK(xpt_path_sim(start_ccb->ccb_h.path)); CAM_SIM_LOCK(oldsim); xpt_free_path(oldpath); CAM_SIM_UNLOCK(oldsim); CAM_SIM_LOCK(xpt_path_sim(start_ccb->ccb_h.path)); } if (start_ccb->cdbg.flags != CAM_DEBUG_NONE) { if (xpt_create_path(&cam_dpath, NULL, start_ccb->ccb_h.path_id, start_ccb->ccb_h.target_id, start_ccb->ccb_h.target_lun) != CAM_REQ_CMP) { start_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; } else { cam_dflags = start_ccb->cdbg.flags; start_ccb->ccb_h.status = CAM_REQ_CMP; xpt_print(cam_dpath, "debugging flags now %x\n", cam_dflags); } } else start_ccb->ccb_h.status = CAM_REQ_CMP; break; } case XPT_NOOP: if ((start_ccb->ccb_h.flags & CAM_DEV_QFREEZE) != 0) xpt_freeze_devq(path, 1); start_ccb->ccb_h.status = CAM_REQ_CMP; break; default: case XPT_SDEV_TYPE: case XPT_TERM_IO: case XPT_ENG_INQ: /* XXX Implement */ printf("%s: CCB type %#x not supported\n", __func__, start_ccb->ccb_h.func_code); start_ccb->ccb_h.status = CAM_PROVIDE_FAIL; if (start_ccb->ccb_h.func_code & XPT_FC_DEV_QUEUED) { xpt_done(start_ccb); } break; } } void xpt_polled_action(union ccb *start_ccb) { u_int32_t timeout; struct cam_sim *sim; struct cam_devq *devq; struct cam_ed *dev; timeout = start_ccb->ccb_h.timeout * 10; sim = start_ccb->ccb_h.path->bus->sim; devq = sim->devq; dev = start_ccb->ccb_h.path->device; mtx_assert(sim->mtx, MA_OWNED); /* Don't use ISR for this SIM while polling. */ sim->flags |= CAM_SIM_POLLED; /* * Steal an opening so that no other queued requests * can get it before us while we simulate interrupts. */ dev->ccbq.devq_openings--; dev->ccbq.dev_openings--; while(((devq != NULL && devq->send_openings <= 0) || dev->ccbq.dev_openings < 0) && (--timeout > 0)) { DELAY(100); (*(sim->sim_poll))(sim); camisr_runqueue(&sim->sim_doneq); } dev->ccbq.devq_openings++; dev->ccbq.dev_openings++; if (timeout != 0) { xpt_action(start_ccb); while(--timeout > 0) { (*(sim->sim_poll))(sim); camisr_runqueue(&sim->sim_doneq); if ((start_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) break; DELAY(100); } if (timeout == 0) { /* * XXX Is it worth adding a sim_timeout entry * point so we can attempt recovery? If * this is only used for dumps, I don't think * it is. */ start_ccb->ccb_h.status = CAM_CMD_TIMEOUT; } } else { start_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; } /* We will use CAM ISR for this SIM again. */ sim->flags &= ~CAM_SIM_POLLED; } /* * Schedule a peripheral driver to receive a ccb when it's * target device has space for more transactions. */ void xpt_schedule(struct cam_periph *perph, u_int32_t new_priority) { struct cam_ed *device; int runq = 0; mtx_assert(perph->sim->mtx, MA_OWNED); CAM_DEBUG(perph->path, CAM_DEBUG_TRACE, ("xpt_schedule\n")); device = perph->path->device; if (periph_is_queued(perph)) { /* Simply reorder based on new priority */ CAM_DEBUG(perph->path, CAM_DEBUG_SUBTRACE, (" change priority to %d\n", new_priority)); if (new_priority < perph->pinfo.priority) { camq_change_priority(&device->drvq, perph->pinfo.index, new_priority); runq = 1; } } else { /* New entry on the queue */ CAM_DEBUG(perph->path, CAM_DEBUG_SUBTRACE, (" added periph to queue\n")); perph->pinfo.priority = new_priority; perph->pinfo.generation = ++device->drvq.generation; camq_insert(&device->drvq, &perph->pinfo); runq = 1; } if (runq != 0) { CAM_DEBUG(perph->path, CAM_DEBUG_SUBTRACE, (" calling xpt_run_dev_allocq\n")); xpt_run_dev_allocq(device); } } /* * Schedule a device to run on a given queue. * If the device was inserted as a new entry on the queue, * return 1 meaning the device queue should be run. If we * were already queued, implying someone else has already * started the queue, return 0 so the caller doesn't attempt * to run the queue. */ int xpt_schedule_dev(struct camq *queue, cam_pinfo *pinfo, u_int32_t new_priority) { int retval; u_int32_t old_priority; CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("xpt_schedule_dev\n")); old_priority = pinfo->priority; /* * Are we already queued? */ if (pinfo->index != CAM_UNQUEUED_INDEX) { /* Simply reorder based on new priority */ if (new_priority < old_priority) { camq_change_priority(queue, pinfo->index, new_priority); CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("changed priority to %d\n", new_priority)); retval = 1; } else retval = 0; } else { /* New entry on the queue */ if (new_priority < old_priority) pinfo->priority = new_priority; CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("Inserting onto queue\n")); pinfo->generation = ++queue->generation; camq_insert(queue, pinfo); retval = 1; } return (retval); } static void xpt_run_dev_allocq(struct cam_ed *device) { struct camq *drvq; if (device->ccbq.devq_allocating) return; device->ccbq.devq_allocating = 1; CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("xpt_run_dev_allocq(%p)\n", device)); drvq = &device->drvq; while ((drvq->entries > 0) && (device->ccbq.devq_openings > 0 || CAMQ_GET_PRIO(drvq) <= CAM_PRIORITY_OOB) && (device->ccbq.queue.qfrozen_cnt == 0)) { union ccb *work_ccb; struct cam_periph *drv; KASSERT(drvq->entries > 0, ("xpt_run_dev_allocq: " "Device on queue without any work to do")); if ((work_ccb = xpt_get_ccb(device)) != NULL) { drv = (struct cam_periph*)camq_remove(drvq, CAMQ_HEAD); xpt_setup_ccb(&work_ccb->ccb_h, drv->path, drv->pinfo.priority); CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("calling periph start\n")); drv->periph_start(drv, work_ccb); } else { /* * Malloc failure in alloc_ccb */ /* * XXX add us to a list to be run from free_ccb * if we don't have any ccbs active on this * device queue otherwise we may never get run * again. */ break; } } device->ccbq.devq_allocating = 0; } static void xpt_run_devq(struct cam_devq *devq) { char cdb_str[(SCSI_MAX_CDBLEN * 3) + 1]; CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("xpt_run_devq\n")); devq->send_queue.qfrozen_cnt++; while ((devq->send_queue.entries > 0) && (devq->send_openings > 0) && (devq->send_queue.qfrozen_cnt <= 1)) { struct cam_ed_qinfo *qinfo; struct cam_ed *device; union ccb *work_ccb; struct cam_sim *sim; qinfo = (struct cam_ed_qinfo *)camq_remove(&devq->send_queue, CAMQ_HEAD); device = qinfo->device; CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("running device %p\n", device)); work_ccb = cam_ccbq_peek_ccb(&device->ccbq, CAMQ_HEAD); if (work_ccb == NULL) { printf("device on run queue with no ccbs???\n"); continue; } if ((work_ccb->ccb_h.flags & CAM_HIGH_POWER) != 0) { mtx_lock(&xsoftc.xpt_lock); if (xsoftc.num_highpower <= 0) { /* * We got a high power command, but we * don't have any available slots. Freeze * the device queue until we have a slot * available. */ xpt_freeze_devq(work_ccb->ccb_h.path, 1); STAILQ_INSERT_TAIL(&xsoftc.highpowerq, &work_ccb->ccb_h, xpt_links.stqe); mtx_unlock(&xsoftc.xpt_lock); continue; } else { /* * Consume a high power slot while * this ccb runs. */ xsoftc.num_highpower--; } mtx_unlock(&xsoftc.xpt_lock); } cam_ccbq_remove_ccb(&device->ccbq, work_ccb); cam_ccbq_send_ccb(&device->ccbq, work_ccb); devq->send_openings--; devq->send_active++; xpt_schedule_devq(devq, device); if ((work_ccb->ccb_h.flags & CAM_DEV_QFREEZE) != 0) { /* * The client wants to freeze the queue * after this CCB is sent. */ xpt_freeze_devq(work_ccb->ccb_h.path, 1); } /* In Target mode, the peripheral driver knows best... */ if (work_ccb->ccb_h.func_code == XPT_SCSI_IO) { if ((device->inq_flags & SID_CmdQue) != 0 && work_ccb->csio.tag_action != CAM_TAG_ACTION_NONE) work_ccb->ccb_h.flags |= CAM_TAG_ACTION_VALID; else /* * Clear this in case of a retried CCB that * failed due to a rejected tag. */ work_ccb->ccb_h.flags &= ~CAM_TAG_ACTION_VALID; } switch (work_ccb->ccb_h.func_code) { case XPT_SCSI_IO: CAM_DEBUG(work_ccb->ccb_h.path, CAM_DEBUG_CDB,("%s. CDB: %s\n", scsi_op_desc(work_ccb->csio.cdb_io.cdb_bytes[0], &device->inq_data), scsi_cdb_string(work_ccb->csio.cdb_io.cdb_bytes, cdb_str, sizeof(cdb_str)))); break; case XPT_ATA_IO: CAM_DEBUG(work_ccb->ccb_h.path, CAM_DEBUG_CDB,("%s. ACB: %s\n", ata_op_string(&work_ccb->ataio.cmd), ata_cmd_string(&work_ccb->ataio.cmd, cdb_str, sizeof(cdb_str)))); break; default: break; } /* * Device queues can be shared among multiple sim instances * that reside on different busses. Use the SIM in the queue * CCB's path, rather than the one in the bus that was passed * into this function. */ sim = work_ccb->ccb_h.path->bus->sim; (*(sim->sim_action))(sim, work_ccb); } devq->send_queue.qfrozen_cnt--; } /* * This function merges stuff from the slave ccb into the master ccb, while * keeping important fields in the master ccb constant. */ void xpt_merge_ccb(union ccb *master_ccb, union ccb *slave_ccb) { /* * Pull fields that are valid for peripheral drivers to set * into the master CCB along with the CCB "payload". */ master_ccb->ccb_h.retry_count = slave_ccb->ccb_h.retry_count; master_ccb->ccb_h.func_code = slave_ccb->ccb_h.func_code; master_ccb->ccb_h.timeout = slave_ccb->ccb_h.timeout; master_ccb->ccb_h.flags = slave_ccb->ccb_h.flags; bcopy(&(&slave_ccb->ccb_h)[1], &(&master_ccb->ccb_h)[1], sizeof(union ccb) - sizeof(struct ccb_hdr)); } void xpt_setup_ccb(struct ccb_hdr *ccb_h, struct cam_path *path, u_int32_t priority) { CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_setup_ccb\n")); ccb_h->pinfo.priority = priority; ccb_h->path = path; ccb_h->path_id = path->bus->path_id; if (path->target) ccb_h->target_id = path->target->target_id; else ccb_h->target_id = CAM_TARGET_WILDCARD; if (path->device) { ccb_h->target_lun = path->device->lun_id; ccb_h->pinfo.generation = ++path->device->ccbq.queue.generation; } else { ccb_h->target_lun = CAM_TARGET_WILDCARD; } ccb_h->pinfo.index = CAM_UNQUEUED_INDEX; ccb_h->flags = 0; } /* Path manipulation functions */ cam_status xpt_create_path(struct cam_path **new_path_ptr, struct cam_periph *perph, path_id_t path_id, target_id_t target_id, lun_id_t lun_id) { struct cam_path *path; cam_status status; path = (struct cam_path *)malloc(sizeof(*path), M_CAMPATH, M_NOWAIT); if (path == NULL) { status = CAM_RESRC_UNAVAIL; return(status); } status = xpt_compile_path(path, perph, path_id, target_id, lun_id); if (status != CAM_REQ_CMP) { free(path, M_CAMPATH); path = NULL; } *new_path_ptr = path; return (status); } cam_status xpt_create_path_unlocked(struct cam_path **new_path_ptr, struct cam_periph *periph, path_id_t path_id, target_id_t target_id, lun_id_t lun_id) { struct cam_path *path; struct cam_eb *bus = NULL; cam_status status; path = (struct cam_path *)malloc(sizeof(*path), M_CAMPATH, M_WAITOK); bus = xpt_find_bus(path_id); if (bus != NULL) CAM_SIM_LOCK(bus->sim); status = xpt_compile_path(path, periph, path_id, target_id, lun_id); if (bus != NULL) { CAM_SIM_UNLOCK(bus->sim); xpt_release_bus(bus); } if (status != CAM_REQ_CMP) { free(path, M_CAMPATH); path = NULL; } *new_path_ptr = path; return (status); } cam_status xpt_compile_path(struct cam_path *new_path, struct cam_periph *perph, path_id_t path_id, target_id_t target_id, lun_id_t lun_id) { struct cam_eb *bus; struct cam_et *target; struct cam_ed *device; cam_status status; status = CAM_REQ_CMP; /* Completed without error */ target = NULL; /* Wildcarded */ device = NULL; /* Wildcarded */ /* * We will potentially modify the EDT, so block interrupts * that may attempt to create cam paths. */ bus = xpt_find_bus(path_id); if (bus == NULL) { status = CAM_PATH_INVALID; } else { target = xpt_find_target(bus, target_id); if (target == NULL) { /* Create one */ struct cam_et *new_target; new_target = xpt_alloc_target(bus, target_id); if (new_target == NULL) { status = CAM_RESRC_UNAVAIL; } else { target = new_target; } } if (target != NULL) { device = xpt_find_device(target, lun_id); if (device == NULL) { /* Create one */ struct cam_ed *new_device; new_device = (*(bus->xport->alloc_device))(bus, target, lun_id); if (new_device == NULL) { status = CAM_RESRC_UNAVAIL; } else { device = new_device; } } } } /* * Only touch the user's data if we are successful. */ if (status == CAM_REQ_CMP) { new_path->periph = perph; new_path->bus = bus; new_path->target = target; new_path->device = device; CAM_DEBUG(new_path, CAM_DEBUG_TRACE, ("xpt_compile_path\n")); } else { if (device != NULL) xpt_release_device(device); if (target != NULL) xpt_release_target(target); if (bus != NULL) xpt_release_bus(bus); } return (status); } void xpt_release_path(struct cam_path *path) { CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_release_path\n")); if (path->device != NULL) { xpt_release_device(path->device); path->device = NULL; } if (path->target != NULL) { xpt_release_target(path->target); path->target = NULL; } if (path->bus != NULL) { xpt_release_bus(path->bus); path->bus = NULL; } } void xpt_free_path(struct cam_path *path) { CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_free_path\n")); xpt_release_path(path); free(path, M_CAMPATH); } void xpt_path_counts(struct cam_path *path, uint32_t *bus_ref, uint32_t *periph_ref, uint32_t *target_ref, uint32_t *device_ref) { xpt_lock_buses(); if (bus_ref) { if (path->bus) *bus_ref = path->bus->refcount; else *bus_ref = 0; } if (periph_ref) { if (path->periph) *periph_ref = path->periph->refcount; else *periph_ref = 0; } xpt_unlock_buses(); if (target_ref) { if (path->target) *target_ref = path->target->refcount; else *target_ref = 0; } if (device_ref) { if (path->device) *device_ref = path->device->refcount; else *device_ref = 0; } } /* * Return -1 for failure, 0 for exact match, 1 for match with wildcards * in path1, 2 for match with wildcards in path2. */ int xpt_path_comp(struct cam_path *path1, struct cam_path *path2) { int retval = 0; if (path1->bus != path2->bus) { if (path1->bus->path_id == CAM_BUS_WILDCARD) retval = 1; else if (path2->bus->path_id == CAM_BUS_WILDCARD) retval = 2; else return (-1); } if (path1->target != path2->target) { if (path1->target->target_id == CAM_TARGET_WILDCARD) { if (retval == 0) retval = 1; } else if (path2->target->target_id == CAM_TARGET_WILDCARD) retval = 2; else return (-1); } if (path1->device != path2->device) { if (path1->device->lun_id == CAM_LUN_WILDCARD) { if (retval == 0) retval = 1; } else if (path2->device->lun_id == CAM_LUN_WILDCARD) retval = 2; else return (-1); } return (retval); } void xpt_print_path(struct cam_path *path) { if (path == NULL) printf("(nopath): "); else { if (path->periph != NULL) printf("(%s%d:", path->periph->periph_name, path->periph->unit_number); else printf("(noperiph:"); if (path->bus != NULL) printf("%s%d:%d:", path->bus->sim->sim_name, path->bus->sim->unit_number, path->bus->sim->bus_id); else printf("nobus:"); if (path->target != NULL) printf("%d:", path->target->target_id); else printf("X:"); if (path->device != NULL) printf("%d): ", path->device->lun_id); else printf("X): "); } } void xpt_print(struct cam_path *path, const char *fmt, ...) { va_list ap; xpt_print_path(path); va_start(ap, fmt); vprintf(fmt, ap); va_end(ap); } int xpt_path_string(struct cam_path *path, char *str, size_t str_len) { struct sbuf sb; #ifdef INVARIANTS if (path != NULL && path->bus != NULL) mtx_assert(path->bus->sim->mtx, MA_OWNED); #endif sbuf_new(&sb, str, str_len, 0); if (path == NULL) sbuf_printf(&sb, "(nopath): "); else { if (path->periph != NULL) sbuf_printf(&sb, "(%s%d:", path->periph->periph_name, path->periph->unit_number); else sbuf_printf(&sb, "(noperiph:"); if (path->bus != NULL) sbuf_printf(&sb, "%s%d:%d:", path->bus->sim->sim_name, path->bus->sim->unit_number, path->bus->sim->bus_id); else sbuf_printf(&sb, "nobus:"); if (path->target != NULL) sbuf_printf(&sb, "%d:", path->target->target_id); else sbuf_printf(&sb, "X:"); if (path->device != NULL) sbuf_printf(&sb, "%d): ", path->device->lun_id); else sbuf_printf(&sb, "X): "); } sbuf_finish(&sb); return(sbuf_len(&sb)); } path_id_t xpt_path_path_id(struct cam_path *path) { return(path->bus->path_id); } target_id_t xpt_path_target_id(struct cam_path *path) { if (path->target != NULL) return (path->target->target_id); else return (CAM_TARGET_WILDCARD); } lun_id_t xpt_path_lun_id(struct cam_path *path) { if (path->device != NULL) return (path->device->lun_id); else return (CAM_LUN_WILDCARD); } struct cam_sim * xpt_path_sim(struct cam_path *path) { return (path->bus->sim); } struct cam_periph* xpt_path_periph(struct cam_path *path) { mtx_assert(path->bus->sim->mtx, MA_OWNED); return (path->periph); } int xpt_path_legacy_ata_id(struct cam_path *path) { struct cam_eb *bus; int bus_id; if ((strcmp(path->bus->sim->sim_name, "ata") != 0) && strcmp(path->bus->sim->sim_name, "ahcich") != 0 && strcmp(path->bus->sim->sim_name, "mvsch") != 0 && strcmp(path->bus->sim->sim_name, "siisch") != 0) return (-1); if (strcmp(path->bus->sim->sim_name, "ata") == 0 && path->bus->sim->unit_number < 2) { bus_id = path->bus->sim->unit_number; } else { bus_id = 2; xpt_lock_buses(); TAILQ_FOREACH(bus, &xsoftc.xpt_busses, links) { if (bus == path->bus) break; if ((strcmp(bus->sim->sim_name, "ata") == 0 && bus->sim->unit_number >= 2) || strcmp(bus->sim->sim_name, "ahcich") == 0 || strcmp(bus->sim->sim_name, "mvsch") == 0 || strcmp(bus->sim->sim_name, "siisch") == 0) bus_id++; } xpt_unlock_buses(); } if (path->target != NULL) { if (path->target->target_id < 2) return (bus_id * 2 + path->target->target_id); else return (-1); } else return (bus_id * 2); } /* * Release a CAM control block for the caller. Remit the cost of the structure * to the device referenced by the path. If the this device had no 'credits' * and peripheral drivers have registered async callbacks for this notification * call them now. */ void xpt_release_ccb(union ccb *free_ccb) { struct cam_path *path; struct cam_ed *device; struct cam_eb *bus; struct cam_sim *sim; CAM_DEBUG_PRINT(CAM_DEBUG_XPT, ("xpt_release_ccb\n")); path = free_ccb->ccb_h.path; device = path->device; bus = path->bus; sim = bus->sim; mtx_assert(sim->mtx, MA_OWNED); cam_ccbq_release_opening(&device->ccbq); if (device->flags & CAM_DEV_RESIZE_QUEUE_NEEDED) { device->flags &= ~CAM_DEV_RESIZE_QUEUE_NEEDED; cam_ccbq_resize(&device->ccbq, device->ccbq.dev_openings + device->ccbq.dev_active); } if (sim->ccb_count > sim->max_ccbs) { xpt_free_ccb(free_ccb); sim->ccb_count--; } else { SLIST_INSERT_HEAD(&sim->ccb_freeq, &free_ccb->ccb_h, xpt_links.sle); } xpt_run_dev_allocq(device); } /* Functions accessed by SIM drivers */ static struct xpt_xport xport_default = { .alloc_device = xpt_alloc_device_default, .action = xpt_action_default, .async = xpt_dev_async_default, }; /* * A sim structure, listing the SIM entry points and instance * identification info is passed to xpt_bus_register to hook the SIM * into the CAM framework. xpt_bus_register creates a cam_eb entry * for this new bus and places it in the array of busses and assigns * it a path_id. The path_id may be influenced by "hard wiring" * information specified by the user. Once interrupt services are * available, the bus will be probed. */ int32_t xpt_bus_register(struct cam_sim *sim, device_t parent, u_int32_t bus) { struct cam_eb *new_bus; struct cam_eb *old_bus; struct ccb_pathinq cpi; struct cam_path *path; cam_status status; mtx_assert(sim->mtx, MA_OWNED); sim->bus_id = bus; new_bus = (struct cam_eb *)malloc(sizeof(*new_bus), M_CAMXPT, M_NOWAIT); if (new_bus == NULL) { /* Couldn't satisfy request */ return (CAM_RESRC_UNAVAIL); } if (strcmp(sim->sim_name, "xpt") != 0) { sim->path_id = xptpathid(sim->sim_name, sim->unit_number, sim->bus_id); } TAILQ_INIT(&new_bus->et_entries); new_bus->path_id = sim->path_id; cam_sim_hold(sim); new_bus->sim = sim; timevalclear(&new_bus->last_reset); new_bus->flags = 0; new_bus->refcount = 1; /* Held until a bus_deregister event */ new_bus->generation = 0; xpt_lock_buses(); old_bus = TAILQ_FIRST(&xsoftc.xpt_busses); while (old_bus != NULL && old_bus->path_id < new_bus->path_id) old_bus = TAILQ_NEXT(old_bus, links); if (old_bus != NULL) TAILQ_INSERT_BEFORE(old_bus, new_bus, links); else TAILQ_INSERT_TAIL(&xsoftc.xpt_busses, new_bus, links); xsoftc.bus_generation++; xpt_unlock_buses(); /* * Set a default transport so that a PATH_INQ can be issued to * the SIM. This will then allow for probing and attaching of * a more appropriate transport. */ new_bus->xport = &xport_default; status = xpt_create_path(&path, /*periph*/NULL, sim->path_id, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); if (status != CAM_REQ_CMP) { xpt_release_bus(new_bus); free(path, M_CAMXPT); return (CAM_RESRC_UNAVAIL); } xpt_setup_ccb(&cpi.ccb_h, path, CAM_PRIORITY_NORMAL); cpi.ccb_h.func_code = XPT_PATH_INQ; xpt_action((union ccb *)&cpi); if (cpi.ccb_h.status == CAM_REQ_CMP) { switch (cpi.transport) { case XPORT_SPI: case XPORT_SAS: case XPORT_FC: case XPORT_USB: case XPORT_ISCSI: case XPORT_PPB: new_bus->xport = scsi_get_xport(); break; case XPORT_ATA: case XPORT_SATA: new_bus->xport = ata_get_xport(); break; default: new_bus->xport = &xport_default; break; } } /* Notify interested parties */ if (sim->path_id != CAM_XPT_PATH_ID) { union ccb *scan_ccb; xpt_async(AC_PATH_REGISTERED, path, &cpi); /* Initiate bus rescan. */ scan_ccb = xpt_alloc_ccb_nowait(); scan_ccb->ccb_h.path = path; scan_ccb->ccb_h.func_code = XPT_SCAN_BUS; scan_ccb->crcn.flags = 0; xpt_rescan(scan_ccb); } else xpt_free_path(path); return (CAM_SUCCESS); } int32_t xpt_bus_deregister(path_id_t pathid) { struct cam_path bus_path; cam_status status; status = xpt_compile_path(&bus_path, NULL, pathid, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); if (status != CAM_REQ_CMP) return (status); xpt_async(AC_LOST_DEVICE, &bus_path, NULL); xpt_async(AC_PATH_DEREGISTERED, &bus_path, NULL); /* Release the reference count held while registered. */ xpt_release_bus(bus_path.bus); xpt_release_path(&bus_path); return (CAM_REQ_CMP); } static path_id_t xptnextfreepathid(void) { struct cam_eb *bus; path_id_t pathid; const char *strval; pathid = 0; xpt_lock_buses(); bus = TAILQ_FIRST(&xsoftc.xpt_busses); retry: /* Find an unoccupied pathid */ while (bus != NULL && bus->path_id <= pathid) { if (bus->path_id == pathid) pathid++; bus = TAILQ_NEXT(bus, links); } xpt_unlock_buses(); /* * Ensure that this pathid is not reserved for * a bus that may be registered in the future. */ if (resource_string_value("scbus", pathid, "at", &strval) == 0) { ++pathid; /* Start the search over */ xpt_lock_buses(); goto retry; } return (pathid); } static path_id_t xptpathid(const char *sim_name, int sim_unit, int sim_bus) { path_id_t pathid; int i, dunit, val; char buf[32]; const char *dname; pathid = CAM_XPT_PATH_ID; snprintf(buf, sizeof(buf), "%s%d", sim_name, sim_unit); i = 0; while ((resource_find_match(&i, &dname, &dunit, "at", buf)) == 0) { if (strcmp(dname, "scbus")) { /* Avoid a bit of foot shooting. */ continue; } if (dunit < 0) /* unwired?! */ continue; if (resource_int_value("scbus", dunit, "bus", &val) == 0) { if (sim_bus == val) { pathid = dunit; break; } } else if (sim_bus == 0) { /* Unspecified matches bus 0 */ pathid = dunit; break; } else { printf("Ambiguous scbus configuration for %s%d " "bus %d, cannot wire down. The kernel " "config entry for scbus%d should " "specify a controller bus.\n" "Scbus will be assigned dynamically.\n", sim_name, sim_unit, sim_bus, dunit); break; } } if (pathid == CAM_XPT_PATH_ID) pathid = xptnextfreepathid(); return (pathid); } static const char * xpt_async_string(u_int32_t async_code) { switch (async_code) { case AC_BUS_RESET: return ("AC_BUS_RESET"); case AC_UNSOL_RESEL: return ("AC_UNSOL_RESEL"); case AC_SCSI_AEN: return ("AC_SCSI_AEN"); case AC_SENT_BDR: return ("AC_SENT_BDR"); case AC_PATH_REGISTERED: return ("AC_PATH_REGISTERED"); case AC_PATH_DEREGISTERED: return ("AC_PATH_DEREGISTERED"); case AC_FOUND_DEVICE: return ("AC_FOUND_DEVICE"); case AC_LOST_DEVICE: return ("AC_LOST_DEVICE"); case AC_TRANSFER_NEG: return ("AC_TRANSFER_NEG"); case AC_INQ_CHANGED: return ("AC_INQ_CHANGED"); case AC_GETDEV_CHANGED: return ("AC_GETDEV_CHANGED"); case AC_CONTRACT: return ("AC_CONTRACT"); case AC_ADVINFO_CHANGED: return ("AC_ADVINFO_CHANGED"); case AC_UNIT_ATTENTION: return ("AC_UNIT_ATTENTION"); } return ("AC_UNKNOWN"); } void xpt_async(u_int32_t async_code, struct cam_path *path, void *async_arg) { struct cam_eb *bus; struct cam_et *target, *next_target; struct cam_ed *device, *next_device; mtx_assert(path->bus->sim->mtx, MA_OWNED); CAM_DEBUG(path, CAM_DEBUG_TRACE | CAM_DEBUG_INFO, ("xpt_async(%s)\n", xpt_async_string(async_code))); /* * Most async events come from a CAM interrupt context. In * a few cases, the error recovery code at the peripheral layer, * which may run from our SWI or a process context, may signal * deferred events with a call to xpt_async. */ bus = path->bus; if (async_code == AC_BUS_RESET) { /* Update our notion of when the last reset occurred */ microtime(&bus->last_reset); } for (target = TAILQ_FIRST(&bus->et_entries); target != NULL; target = next_target) { next_target = TAILQ_NEXT(target, links); if (path->target != target && path->target->target_id != CAM_TARGET_WILDCARD && target->target_id != CAM_TARGET_WILDCARD) continue; if (async_code == AC_SENT_BDR) { /* Update our notion of when the last reset occurred */ microtime(&path->target->last_reset); } for (device = TAILQ_FIRST(&target->ed_entries); device != NULL; device = next_device) { next_device = TAILQ_NEXT(device, links); if (path->device != device && path->device->lun_id != CAM_LUN_WILDCARD && device->lun_id != CAM_LUN_WILDCARD) continue; /* * The async callback could free the device. * If it is a broadcast async, it doesn't hold * device reference, so take our own reference. */ xpt_acquire_device(device); (*(bus->xport->async))(async_code, bus, target, device, async_arg); xpt_async_bcast(&device->asyncs, async_code, path, async_arg); xpt_release_device(device); } } /* * If this wasn't a fully wildcarded async, tell all * clients that want all async events. */ if (bus != xpt_periph->path->bus) xpt_async_bcast(&xpt_periph->path->device->asyncs, async_code, path, async_arg); } static void xpt_async_bcast(struct async_list *async_head, u_int32_t async_code, struct cam_path *path, void *async_arg) { struct async_node *cur_entry; cur_entry = SLIST_FIRST(async_head); while (cur_entry != NULL) { struct async_node *next_entry; /* * Grab the next list entry before we call the current * entry's callback. This is because the callback function * can delete its async callback entry. */ next_entry = SLIST_NEXT(cur_entry, links); if ((cur_entry->event_enable & async_code) != 0) cur_entry->callback(cur_entry->callback_arg, async_code, path, async_arg); cur_entry = next_entry; } } static void xpt_dev_async_default(u_int32_t async_code, struct cam_eb *bus, struct cam_et *target, struct cam_ed *device, void *async_arg) { printf("%s called\n", __func__); } u_int32_t xpt_freeze_devq(struct cam_path *path, u_int count) { struct cam_ed *dev = path->device; mtx_assert(path->bus->sim->mtx, MA_OWNED); dev->ccbq.queue.qfrozen_cnt += count; /* Remove frozen device from sendq. */ if (device_is_queued(dev)) { camq_remove(&dev->sim->devq->send_queue, dev->devq_entry.pinfo.index); } return (dev->ccbq.queue.qfrozen_cnt); } u_int32_t xpt_freeze_simq(struct cam_sim *sim, u_int count) { mtx_assert(sim->mtx, MA_OWNED); sim->devq->send_queue.qfrozen_cnt += count; return (sim->devq->send_queue.qfrozen_cnt); } static void xpt_release_devq_timeout(void *arg) { struct cam_ed *device; device = (struct cam_ed *)arg; xpt_release_devq_device(device, /*count*/1, /*run_queue*/TRUE); } void xpt_release_devq(struct cam_path *path, u_int count, int run_queue) { mtx_assert(path->bus->sim->mtx, MA_OWNED); xpt_release_devq_device(path->device, count, run_queue); } void xpt_release_devq_device(struct cam_ed *dev, u_int count, int run_queue) { if (count > dev->ccbq.queue.qfrozen_cnt) { #ifdef INVARIANTS printf("xpt_release_devq(): requested %u > present %u\n", count, dev->ccbq.queue.qfrozen_cnt); #endif count = dev->ccbq.queue.qfrozen_cnt; } dev->ccbq.queue.qfrozen_cnt -= count; if (dev->ccbq.queue.qfrozen_cnt == 0) { /* * No longer need to wait for a successful * command completion. */ dev->flags &= ~CAM_DEV_REL_ON_COMPLETE; /* * Remove any timeouts that might be scheduled * to release this queue. */ if ((dev->flags & CAM_DEV_REL_TIMEOUT_PENDING) != 0) { callout_stop(&dev->callout); dev->flags &= ~CAM_DEV_REL_TIMEOUT_PENDING; } xpt_run_dev_allocq(dev); if (run_queue == 0) return; /* * Now that we are unfrozen schedule the * device so any pending transactions are * run. */ if (xpt_schedule_devq(dev->sim->devq, dev)) xpt_run_devq(dev->sim->devq); } } void xpt_release_simq(struct cam_sim *sim, int run_queue) { struct camq *sendq; mtx_assert(sim->mtx, MA_OWNED); sendq = &(sim->devq->send_queue); if (sendq->qfrozen_cnt <= 0) { #ifdef INVARIANTS printf("xpt_release_simq: requested 1 > present %u\n", sendq->qfrozen_cnt); #endif } else sendq->qfrozen_cnt--; if (sendq->qfrozen_cnt == 0) { /* * If there is a timeout scheduled to release this * sim queue, remove it. The queue frozen count is * already at 0. */ if ((sim->flags & CAM_SIM_REL_TIMEOUT_PENDING) != 0){ callout_stop(&sim->callout); sim->flags &= ~CAM_SIM_REL_TIMEOUT_PENDING; } if (run_queue) { /* * Now that we are unfrozen run the send queue. */ xpt_run_devq(sim->devq); } } } /* * XXX Appears to be unused. */ static void xpt_release_simq_timeout(void *arg) { struct cam_sim *sim; sim = (struct cam_sim *)arg; xpt_release_simq(sim, /* run_queue */ TRUE); } void xpt_done(union ccb *done_ccb) { struct cam_sim *sim; int first; CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("xpt_done\n")); if ((done_ccb->ccb_h.func_code & XPT_FC_QUEUED) != 0) { /* * Queue up the request for handling by our SWI handler * any of the "non-immediate" type of ccbs. */ sim = done_ccb->ccb_h.path->bus->sim; TAILQ_INSERT_TAIL(&sim->sim_doneq, &done_ccb->ccb_h, sim_links.tqe); done_ccb->ccb_h.pinfo.index = CAM_DONEQ_INDEX; if ((sim->flags & (CAM_SIM_ON_DONEQ | CAM_SIM_POLLED | CAM_SIM_BATCH)) == 0) { mtx_lock(&cam_simq_lock); first = TAILQ_EMPTY(&cam_simq); TAILQ_INSERT_TAIL(&cam_simq, sim, links); mtx_unlock(&cam_simq_lock); sim->flags |= CAM_SIM_ON_DONEQ; if (first) swi_sched(cambio_ih, 0); } } } void xpt_batch_start(struct cam_sim *sim) { KASSERT((sim->flags & CAM_SIM_BATCH) == 0, ("Batch flag already set")); sim->flags |= CAM_SIM_BATCH; } void xpt_batch_done(struct cam_sim *sim) { KASSERT((sim->flags & CAM_SIM_BATCH) != 0, ("Batch flag was not set")); sim->flags &= ~CAM_SIM_BATCH; if (!TAILQ_EMPTY(&sim->sim_doneq) && (sim->flags & CAM_SIM_ON_DONEQ) == 0) camisr_runqueue(&sim->sim_doneq); } union ccb * xpt_alloc_ccb() { union ccb *new_ccb; new_ccb = malloc(sizeof(*new_ccb), M_CAMCCB, M_ZERO|M_WAITOK); return (new_ccb); } union ccb * xpt_alloc_ccb_nowait() { union ccb *new_ccb; new_ccb = malloc(sizeof(*new_ccb), M_CAMCCB, M_ZERO|M_NOWAIT); return (new_ccb); } void xpt_free_ccb(union ccb *free_ccb) { free(free_ccb, M_CAMCCB); } /* Private XPT functions */ /* * Get a CAM control block for the caller. Charge the structure to the device * referenced by the path. If the this device has no 'credits' then the * device already has the maximum number of outstanding operations under way * and we return NULL. If we don't have sufficient resources to allocate more * ccbs, we also return NULL. */ static union ccb * xpt_get_ccb(struct cam_ed *device) { union ccb *new_ccb; struct cam_sim *sim; sim = device->sim; if ((new_ccb = (union ccb *)SLIST_FIRST(&sim->ccb_freeq)) == NULL) { new_ccb = xpt_alloc_ccb_nowait(); if (new_ccb == NULL) { return (NULL); } if ((sim->flags & CAM_SIM_MPSAFE) == 0) callout_handle_init(&new_ccb->ccb_h.timeout_ch); SLIST_INSERT_HEAD(&sim->ccb_freeq, &new_ccb->ccb_h, xpt_links.sle); sim->ccb_count++; } cam_ccbq_take_opening(&device->ccbq); SLIST_REMOVE_HEAD(&sim->ccb_freeq, xpt_links.sle); return (new_ccb); } static void xpt_release_bus(struct cam_eb *bus) { xpt_lock_buses(); KASSERT(bus->refcount >= 1, ("bus->refcount >= 1")); if (--bus->refcount > 0) { xpt_unlock_buses(); return; } KASSERT(TAILQ_EMPTY(&bus->et_entries), ("refcount is zero, but target list is not empty")); TAILQ_REMOVE(&xsoftc.xpt_busses, bus, links); xsoftc.bus_generation++; xpt_unlock_buses(); cam_sim_release(bus->sim); free(bus, M_CAMXPT); } static struct cam_et * xpt_alloc_target(struct cam_eb *bus, target_id_t target_id) { struct cam_et *cur_target, *target; mtx_assert(bus->sim->mtx, MA_OWNED); target = (struct cam_et *)malloc(sizeof(*target), M_CAMXPT, M_NOWAIT|M_ZERO); if (target == NULL) return (NULL); TAILQ_INIT(&target->ed_entries); target->bus = bus; target->target_id = target_id; target->refcount = 1; target->generation = 0; target->luns = NULL; timevalclear(&target->last_reset); /* * Hold a reference to our parent bus so it * will not go away before we do. */ xpt_lock_buses(); bus->refcount++; xpt_unlock_buses(); /* Insertion sort into our bus's target list */ cur_target = TAILQ_FIRST(&bus->et_entries); while (cur_target != NULL && cur_target->target_id < target_id) cur_target = TAILQ_NEXT(cur_target, links); if (cur_target != NULL) { TAILQ_INSERT_BEFORE(cur_target, target, links); } else { TAILQ_INSERT_TAIL(&bus->et_entries, target, links); } bus->generation++; return (target); } static void xpt_release_target(struct cam_et *target) { mtx_assert(target->bus->sim->mtx, MA_OWNED); if (--target->refcount > 0) return; KASSERT(TAILQ_EMPTY(&target->ed_entries), ("refcount is zero, but device list is not empty")); TAILQ_REMOVE(&target->bus->et_entries, target, links); target->bus->generation++; xpt_release_bus(target->bus); if (target->luns) free(target->luns, M_CAMXPT); free(target, M_CAMXPT); } static struct cam_ed * xpt_alloc_device_default(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id) { struct cam_ed *device; device = xpt_alloc_device(bus, target, lun_id); if (device == NULL) return (NULL); device->mintags = 1; device->maxtags = 1; bus->sim->max_ccbs += device->ccbq.devq_openings; return (device); } struct cam_ed * xpt_alloc_device(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id) { struct cam_ed *cur_device, *device; struct cam_devq *devq; cam_status status; mtx_assert(target->bus->sim->mtx, MA_OWNED); /* Make space for us in the device queue on our bus */ devq = bus->sim->devq; status = cam_devq_resize(devq, devq->send_queue.array_size + 1); if (status != CAM_REQ_CMP) return (NULL); device = (struct cam_ed *)malloc(sizeof(*device), M_CAMDEV, M_NOWAIT|M_ZERO); if (device == NULL) return (NULL); cam_init_pinfo(&device->devq_entry.pinfo); device->devq_entry.device = device; device->target = target; device->lun_id = lun_id; device->sim = bus->sim; /* Initialize our queues */ if (camq_init(&device->drvq, 0) != 0) { free(device, M_CAMDEV); return (NULL); } if (cam_ccbq_init(&device->ccbq, bus->sim->max_dev_openings) != 0) { camq_fini(&device->drvq); free(device, M_CAMDEV); return (NULL); } SLIST_INIT(&device->asyncs); SLIST_INIT(&device->periphs); device->generation = 0; device->flags = CAM_DEV_UNCONFIGURED; device->tag_delay_count = 0; device->tag_saved_openings = 0; device->refcount = 1; callout_init_mtx(&device->callout, bus->sim->mtx, 0); cur_device = TAILQ_FIRST(&target->ed_entries); while (cur_device != NULL && cur_device->lun_id < lun_id) cur_device = TAILQ_NEXT(cur_device, links); if (cur_device != NULL) TAILQ_INSERT_BEFORE(cur_device, device, links); else TAILQ_INSERT_TAIL(&target->ed_entries, device, links); target->refcount++; target->generation++; return (device); } void xpt_acquire_device(struct cam_ed *device) { mtx_assert(device->sim->mtx, MA_OWNED); device->refcount++; } void xpt_release_device(struct cam_ed *device) { struct cam_devq *devq; mtx_assert(device->sim->mtx, MA_OWNED); if (--device->refcount > 0) return; KASSERT(SLIST_EMPTY(&device->periphs), ("refcount is zero, but periphs list is not empty")); if (device->devq_entry.pinfo.index != CAM_UNQUEUED_INDEX) panic("Removing device while still queued for ccbs"); if ((device->flags & CAM_DEV_REL_TIMEOUT_PENDING) != 0) callout_stop(&device->callout); TAILQ_REMOVE(&device->target->ed_entries, device,links); device->target->generation++; device->target->bus->sim->max_ccbs -= device->ccbq.devq_openings; /* Release our slot in the devq */ devq = device->target->bus->sim->devq; cam_devq_resize(devq, devq->send_queue.array_size - 1); camq_fini(&device->drvq); cam_ccbq_fini(&device->ccbq); /* * Free allocated memory. free(9) does nothing if the * supplied pointer is NULL, so it is safe to call without * checking. */ free(device->supported_vpds, M_CAMXPT); free(device->device_id, M_CAMXPT); free(device->physpath, M_CAMXPT); free(device->rcap_buf, M_CAMXPT); free(device->serial_num, M_CAMXPT); xpt_release_target(device->target); free(device, M_CAMDEV); } u_int32_t xpt_dev_ccbq_resize(struct cam_path *path, int newopenings) { int diff; int result; struct cam_ed *dev; dev = path->device; diff = newopenings - (dev->ccbq.dev_active + dev->ccbq.dev_openings); result = cam_ccbq_resize(&dev->ccbq, newopenings); if (result == CAM_REQ_CMP && (diff < 0)) { dev->flags |= CAM_DEV_RESIZE_QUEUE_NEEDED; } if ((dev->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 || (dev->inq_flags & SID_CmdQue) != 0) dev->tag_saved_openings = newopenings; /* Adjust the global limit */ dev->sim->max_ccbs += diff; return (result); } static struct cam_eb * xpt_find_bus(path_id_t path_id) { struct cam_eb *bus; xpt_lock_buses(); for (bus = TAILQ_FIRST(&xsoftc.xpt_busses); bus != NULL; bus = TAILQ_NEXT(bus, links)) { if (bus->path_id == path_id) { bus->refcount++; break; } } xpt_unlock_buses(); return (bus); } static struct cam_et * xpt_find_target(struct cam_eb *bus, target_id_t target_id) { struct cam_et *target; mtx_assert(bus->sim->mtx, MA_OWNED); for (target = TAILQ_FIRST(&bus->et_entries); target != NULL; target = TAILQ_NEXT(target, links)) { if (target->target_id == target_id) { target->refcount++; break; } } return (target); } static struct cam_ed * xpt_find_device(struct cam_et *target, lun_id_t lun_id) { struct cam_ed *device; mtx_assert(target->bus->sim->mtx, MA_OWNED); for (device = TAILQ_FIRST(&target->ed_entries); device != NULL; device = TAILQ_NEXT(device, links)) { if (device->lun_id == lun_id) { device->refcount++; break; } } return (device); } void xpt_start_tags(struct cam_path *path) { struct ccb_relsim crs; struct cam_ed *device; struct cam_sim *sim; int newopenings; device = path->device; sim = path->bus->sim; device->flags &= ~CAM_DEV_TAG_AFTER_COUNT; xpt_freeze_devq(path, /*count*/1); device->inq_flags |= SID_CmdQue; if (device->tag_saved_openings != 0) newopenings = device->tag_saved_openings; else newopenings = min(device->maxtags, sim->max_tagged_dev_openings); xpt_dev_ccbq_resize(path, newopenings); xpt_async(AC_GETDEV_CHANGED, path, NULL); xpt_setup_ccb(&crs.ccb_h, path, CAM_PRIORITY_NORMAL); crs.ccb_h.func_code = XPT_REL_SIMQ; crs.release_flags = RELSIM_RELEASE_AFTER_QEMPTY; crs.openings = crs.release_timeout = crs.qfrozen_cnt = 0; xpt_action((union ccb *)&crs); } void xpt_stop_tags(struct cam_path *path) { struct ccb_relsim crs; struct cam_ed *device; struct cam_sim *sim; device = path->device; sim = path->bus->sim; device->flags &= ~CAM_DEV_TAG_AFTER_COUNT; device->tag_delay_count = 0; xpt_freeze_devq(path, /*count*/1); device->inq_flags &= ~SID_CmdQue; xpt_dev_ccbq_resize(path, sim->max_dev_openings); xpt_async(AC_GETDEV_CHANGED, path, NULL); xpt_setup_ccb(&crs.ccb_h, path, CAM_PRIORITY_NORMAL); crs.ccb_h.func_code = XPT_REL_SIMQ; crs.release_flags = RELSIM_RELEASE_AFTER_QEMPTY; crs.openings = crs.release_timeout = crs.qfrozen_cnt = 0; xpt_action((union ccb *)&crs); } static void xpt_boot_delay(void *arg) { xpt_release_boot(); } static void xpt_config(void *arg) { /* * Now that interrupts are enabled, go find our devices */ /* Setup debugging path */ if (cam_dflags != CAM_DEBUG_NONE) { if (xpt_create_path_unlocked(&cam_dpath, NULL, CAM_DEBUG_BUS, CAM_DEBUG_TARGET, CAM_DEBUG_LUN) != CAM_REQ_CMP) { printf("xpt_config: xpt_create_path() failed for debug" " target %d:%d:%d, debugging disabled\n", CAM_DEBUG_BUS, CAM_DEBUG_TARGET, CAM_DEBUG_LUN); cam_dflags = CAM_DEBUG_NONE; } } else cam_dpath = NULL; periphdriver_init(1); xpt_hold_boot(); callout_init(&xsoftc.boot_callout, 1); callout_reset(&xsoftc.boot_callout, hz * xsoftc.boot_delay / 1000, xpt_boot_delay, NULL); /* Fire up rescan thread. */ if (kproc_create(xpt_scanner_thread, NULL, NULL, 0, 0, "xpt_thrd")) { printf("xpt_config: failed to create rescan thread.\n"); } } void xpt_hold_boot(void) { xpt_lock_buses(); xsoftc.buses_to_config++; xpt_unlock_buses(); } void xpt_release_boot(void) { xpt_lock_buses(); xsoftc.buses_to_config--; if (xsoftc.buses_to_config == 0 && xsoftc.buses_config_done == 0) { struct xpt_task *task; xsoftc.buses_config_done = 1; xpt_unlock_buses(); /* Call manually because we don't have any busses */ task = malloc(sizeof(struct xpt_task), M_CAMXPT, M_NOWAIT); if (task != NULL) { TASK_INIT(&task->task, 0, xpt_finishconfig_task, task); taskqueue_enqueue(taskqueue_thread, &task->task); } } else xpt_unlock_buses(); } /* * If the given device only has one peripheral attached to it, and if that * peripheral is the passthrough driver, announce it. This insures that the * user sees some sort of announcement for every peripheral in their system. */ static int xptpassannouncefunc(struct cam_ed *device, void *arg) { struct cam_periph *periph; int i; for (periph = SLIST_FIRST(&device->periphs), i = 0; periph != NULL; periph = SLIST_NEXT(periph, periph_links), i++); periph = SLIST_FIRST(&device->periphs); if ((i == 1) && (strncmp(periph->periph_name, "pass", 4) == 0)) xpt_announce_periph(periph, NULL); return(1); } static void xpt_finishconfig_task(void *context, int pending) { periphdriver_init(2); /* * Check for devices with no "standard" peripheral driver * attached. For any devices like that, announce the * passthrough driver so the user will see something. */ if (!bootverbose) xpt_for_all_devices(xptpassannouncefunc, NULL); /* Release our hook so that the boot can continue. */ config_intrhook_disestablish(xsoftc.xpt_config_hook); free(xsoftc.xpt_config_hook, M_CAMXPT); xsoftc.xpt_config_hook = NULL; free(context, M_CAMXPT); } cam_status xpt_register_async(int event, ac_callback_t *cbfunc, void *cbarg, struct cam_path *path) { struct ccb_setasync csa; cam_status status; int xptpath = 0; if (path == NULL) { mtx_lock(&xsoftc.xpt_lock); status = xpt_create_path(&path, /*periph*/NULL, CAM_XPT_PATH_ID, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); if (status != CAM_REQ_CMP) { mtx_unlock(&xsoftc.xpt_lock); return (status); } xptpath = 1; } xpt_setup_ccb(&csa.ccb_h, path, CAM_PRIORITY_NORMAL); csa.ccb_h.func_code = XPT_SASYNC_CB; csa.event_enable = event; csa.callback = cbfunc; csa.callback_arg = cbarg; xpt_action((union ccb *)&csa); status = csa.ccb_h.status; if (xptpath) { xpt_free_path(path); mtx_unlock(&xsoftc.xpt_lock); } if ((status == CAM_REQ_CMP) && (csa.event_enable & AC_FOUND_DEVICE)) { /* * Get this peripheral up to date with all * the currently existing devices. */ xpt_for_all_devices(xptsetasyncfunc, &csa); } if ((status == CAM_REQ_CMP) && (csa.event_enable & AC_PATH_REGISTERED)) { /* * Get this peripheral up to date with all * the currently existing busses. */ xpt_for_all_busses(xptsetasyncbusfunc, &csa); } return (status); } static void xptaction(struct cam_sim *sim, union ccb *work_ccb) { CAM_DEBUG(work_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("xptaction\n")); switch (work_ccb->ccb_h.func_code) { /* Common cases first */ case XPT_PATH_INQ: /* Path routing inquiry */ { struct ccb_pathinq *cpi; cpi = &work_ccb->cpi; cpi->version_num = 1; /* XXX??? */ cpi->hba_inquiry = 0; cpi->target_sprt = 0; cpi->hba_misc = 0; cpi->hba_eng_cnt = 0; cpi->max_target = 0; cpi->max_lun = 0; cpi->initiator_id = 0; strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); strncpy(cpi->hba_vid, "", HBA_IDLEN); strncpy(cpi->dev_name, sim->sim_name, DEV_IDLEN); cpi->unit_number = sim->unit_number; cpi->bus_id = sim->bus_id; cpi->base_transfer_speed = 0; cpi->protocol = PROTO_UNSPECIFIED; cpi->protocol_version = PROTO_VERSION_UNSPECIFIED; cpi->transport = XPORT_UNSPECIFIED; cpi->transport_version = XPORT_VERSION_UNSPECIFIED; cpi->ccb_h.status = CAM_REQ_CMP; xpt_done(work_ccb); break; } default: work_ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(work_ccb); break; } } /* * The xpt as a "controller" has no interrupt sources, so polling * is a no-op. */ static void xptpoll(struct cam_sim *sim) { } void xpt_lock_buses(void) { mtx_lock(&xsoftc.xpt_topo_lock); } void xpt_unlock_buses(void) { mtx_unlock(&xsoftc.xpt_topo_lock); } static void camisr(void *dummy) { cam_simq_t queue; struct cam_sim *sim; mtx_lock(&cam_simq_lock); TAILQ_INIT(&queue); while (!TAILQ_EMPTY(&cam_simq)) { TAILQ_CONCAT(&queue, &cam_simq, links); mtx_unlock(&cam_simq_lock); while ((sim = TAILQ_FIRST(&queue)) != NULL) { TAILQ_REMOVE(&queue, sim, links); CAM_SIM_LOCK(sim); camisr_runqueue(&sim->sim_doneq); sim->flags &= ~CAM_SIM_ON_DONEQ; CAM_SIM_UNLOCK(sim); } mtx_lock(&cam_simq_lock); } mtx_unlock(&cam_simq_lock); } static void camisr_runqueue(void *V_queue) { cam_isrq_t *queue = V_queue; struct ccb_hdr *ccb_h; while ((ccb_h = TAILQ_FIRST(queue)) != NULL) { int runq; TAILQ_REMOVE(queue, ccb_h, sim_links.tqe); ccb_h->pinfo.index = CAM_UNQUEUED_INDEX; CAM_DEBUG(ccb_h->path, CAM_DEBUG_TRACE, ("camisr\n")); runq = FALSE; if (ccb_h->flags & CAM_HIGH_POWER) { struct highpowerlist *hphead; union ccb *send_ccb; mtx_lock(&xsoftc.xpt_lock); hphead = &xsoftc.highpowerq; send_ccb = (union ccb *)STAILQ_FIRST(hphead); /* * Increment the count since this command is done. */ xsoftc.num_highpower++; /* * Any high powered commands queued up? */ if (send_ccb != NULL) { STAILQ_REMOVE_HEAD(hphead, xpt_links.stqe); mtx_unlock(&xsoftc.xpt_lock); xpt_release_devq(send_ccb->ccb_h.path, /*count*/1, /*runqueue*/TRUE); } else mtx_unlock(&xsoftc.xpt_lock); } if ((ccb_h->func_code & XPT_FC_USER_CCB) == 0) { struct cam_ed *dev; dev = ccb_h->path->device; cam_ccbq_ccb_done(&dev->ccbq, (union ccb *)ccb_h); ccb_h->path->bus->sim->devq->send_active--; ccb_h->path->bus->sim->devq->send_openings++; runq = TRUE; if (((dev->flags & CAM_DEV_REL_ON_QUEUE_EMPTY) != 0 && (dev->ccbq.dev_active == 0))) { dev->flags &= ~CAM_DEV_REL_ON_QUEUE_EMPTY; xpt_release_devq(ccb_h->path, /*count*/1, /*run_queue*/FALSE); } if (((dev->flags & CAM_DEV_REL_ON_COMPLETE) != 0 && (ccb_h->status&CAM_STATUS_MASK) != CAM_REQUEUE_REQ)) { dev->flags &= ~CAM_DEV_REL_ON_COMPLETE; xpt_release_devq(ccb_h->path, /*count*/1, /*run_queue*/FALSE); } if ((dev->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 && (--dev->tag_delay_count == 0)) xpt_start_tags(ccb_h->path); if (!device_is_queued(dev)) { (void)xpt_schedule_devq( ccb_h->path->bus->sim->devq, dev); } } if (ccb_h->status & CAM_RELEASE_SIMQ) { xpt_release_simq(ccb_h->path->bus->sim, /*run_queue*/TRUE); ccb_h->status &= ~CAM_RELEASE_SIMQ; runq = FALSE; } if ((ccb_h->flags & CAM_DEV_QFRZDIS) && (ccb_h->status & CAM_DEV_QFRZN)) { xpt_release_devq(ccb_h->path, /*count*/1, /*run_queue*/TRUE); ccb_h->status &= ~CAM_DEV_QFRZN; } else if (runq) { xpt_run_devq(ccb_h->path->bus->sim->devq); } /* Call the peripheral driver's callback */ (*ccb_h->cbfcnp)(ccb_h->path->periph, (union ccb *)ccb_h); } } diff --git a/sys/cam/scsi/scsi_all.c b/sys/cam/scsi/scsi_all.c index 016aef248066..374631258162 100644 --- a/sys/cam/scsi/scsi_all.c +++ b/sys/cam/scsi/scsi_all.c @@ -1,6338 +1,6390 @@ /*- * Implementation of Utility functions for all SCSI device types. * * Copyright (c) 1997, 1998, 1999 Justin T. Gibbs. * Copyright (c) 1997, 1998, 2003 Kenneth D. Merry. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include #include #include #ifdef _KERNEL #include #include #include #include #include #include #include #include #else #include #include #include #include #endif #include #include #include #include #include #include #include #ifdef _KERNEL #include #include #include #include #else #include #include #ifndef FALSE #define FALSE 0 #endif /* FALSE */ #ifndef TRUE #define TRUE 1 #endif /* TRUE */ #define ERESTART -1 /* restart syscall */ #define EJUSTRETURN -2 /* don't modify regs, just return */ #endif /* !_KERNEL */ /* * This is the default number of milliseconds we wait for devices to settle * after a SCSI bus reset. */ #ifndef SCSI_DELAY #define SCSI_DELAY 2000 #endif /* * All devices need _some_ sort of bus settle delay, so we'll set it to * a minimum value of 100ms. Note that this is pertinent only for SPI- * not transport like Fibre Channel or iSCSI where 'delay' is completely * meaningless. */ #ifndef SCSI_MIN_DELAY #define SCSI_MIN_DELAY 100 #endif /* * Make sure the user isn't using seconds instead of milliseconds. */ #if (SCSI_DELAY < SCSI_MIN_DELAY && SCSI_DELAY != 0) #error "SCSI_DELAY is in milliseconds, not seconds! Please use a larger value" #endif int scsi_delay; static int ascentrycomp(const void *key, const void *member); static int senseentrycomp(const void *key, const void *member); static void fetchtableentries(int sense_key, int asc, int ascq, struct scsi_inquiry_data *, const struct sense_key_table_entry **, const struct asc_table_entry **); #ifdef _KERNEL static void init_scsi_delay(void); static int sysctl_scsi_delay(SYSCTL_HANDLER_ARGS); static int set_scsi_delay(int delay); #endif #if !defined(SCSI_NO_OP_STRINGS) #define D (1 << T_DIRECT) #define T (1 << T_SEQUENTIAL) #define L (1 << T_PRINTER) #define P (1 << T_PROCESSOR) #define W (1 << T_WORM) #define R (1 << T_CDROM) #define O (1 << T_OPTICAL) #define M (1 << T_CHANGER) #define A (1 << T_STORARRAY) #define E (1 << T_ENCLOSURE) #define B (1 << T_RBC) #define K (1 << T_OCRW) #define V (1 << T_ADC) #define F (1 << T_OSD) #define S (1 << T_SCANNER) #define C (1 << T_COMM) #define ALL (D | T | L | P | W | R | O | M | A | E | B | K | V | F | S | C) static struct op_table_entry plextor_cd_ops[] = { { 0xD8, R, "CD-DA READ" } }; static struct scsi_op_quirk_entry scsi_op_quirk_table[] = { { /* * I believe that 0xD8 is the Plextor proprietary command * to read CD-DA data. I'm not sure which Plextor CDROM * models support the command, though. I know for sure * that the 4X, 8X, and 12X models do, and presumably the * 12-20X does. I don't know about any earlier models, * though. If anyone has any more complete information, * feel free to change this quirk entry. */ {T_CDROM, SIP_MEDIA_REMOVABLE, "PLEXTOR", "CD-ROM PX*", "*"}, sizeof(plextor_cd_ops)/sizeof(struct op_table_entry), plextor_cd_ops } }; static struct op_table_entry scsi_op_codes[] = { /* * From: http://www.t10.org/lists/op-num.txt * Modifications by Kenneth Merry (ken@FreeBSD.ORG) * and Jung-uk Kim (jkim@FreeBSD.org) * * Note: order is important in this table, scsi_op_desc() currently * depends on the opcodes in the table being in order to save * search time. * Note: scanner and comm. devices are carried over from the previous * version because they were removed in the latest spec. */ /* File: OP-NUM.TXT * * SCSI Operation Codes * Numeric Sorted Listing * as of 3/11/08 * * D - DIRECT ACCESS DEVICE (SBC-2) device column key * .T - SEQUENTIAL ACCESS DEVICE (SSC-2) ----------------- * . L - PRINTER DEVICE (SSC) M = Mandatory * . P - PROCESSOR DEVICE (SPC) O = Optional * . .W - WRITE ONCE READ MULTIPLE DEVICE (SBC-2) V = Vendor spec. * . . R - CD/DVE DEVICE (MMC-3) Z = Obsolete * . . O - OPTICAL MEMORY DEVICE (SBC-2) * . . .M - MEDIA CHANGER DEVICE (SMC-2) * . . . A - STORAGE ARRAY DEVICE (SCC-2) * . . . .E - ENCLOSURE SERVICES DEVICE (SES) * . . . .B - SIMPLIFIED DIRECT-ACCESS DEVICE (RBC) * . . . . K - OPTICAL CARD READER/WRITER DEVICE (OCRW) * . . . . V - AUTOMATION/DRIVE INTERFACE (ADC) * . . . . .F - OBJECT-BASED STORAGE (OSD) * OP DTLPWROMAEBKVF Description * -- -------------- ---------------------------------------------- */ /* 00 MMMMMMMMMMMMMM TEST UNIT READY */ { 0x00, ALL, "TEST UNIT READY" }, /* 01 M REWIND */ { 0x01, T, "REWIND" }, /* 01 Z V ZZZZ REZERO UNIT */ { 0x01, D | W | R | O | M, "REZERO UNIT" }, /* 02 VVVVVV V */ /* 03 MMMMMMMMMMOMMM REQUEST SENSE */ { 0x03, ALL, "REQUEST SENSE" }, /* 04 M OO FORMAT UNIT */ { 0x04, D | R | O, "FORMAT UNIT" }, /* 04 O FORMAT MEDIUM */ { 0x04, T, "FORMAT MEDIUM" }, /* 04 O FORMAT */ { 0x04, L, "FORMAT" }, /* 05 VMVVVV V READ BLOCK LIMITS */ { 0x05, T, "READ BLOCK LIMITS" }, /* 06 VVVVVV V */ /* 07 OVV O OV REASSIGN BLOCKS */ { 0x07, D | W | O, "REASSIGN BLOCKS" }, /* 07 O INITIALIZE ELEMENT STATUS */ { 0x07, M, "INITIALIZE ELEMENT STATUS" }, /* 08 MOV O OV READ(6) */ { 0x08, D | T | W | O, "READ(6)" }, /* 08 O RECEIVE */ { 0x08, P, "RECEIVE" }, /* 08 GET MESSAGE(6) */ { 0x08, C, "GET MESSAGE(6)" }, /* 09 VVVVVV V */ /* 0A OO O OV WRITE(6) */ { 0x0A, D | T | W | O, "WRITE(6)" }, /* 0A M SEND(6) */ { 0x0A, P, "SEND(6)" }, /* 0A SEND MESSAGE(6) */ { 0x0A, C, "SEND MESSAGE(6)" }, /* 0A M PRINT */ { 0x0A, L, "PRINT" }, /* 0B Z ZOZV SEEK(6) */ { 0x0B, D | W | R | O, "SEEK(6)" }, /* 0B O SET CAPACITY */ { 0x0B, T, "SET CAPACITY" }, /* 0B O SLEW AND PRINT */ { 0x0B, L, "SLEW AND PRINT" }, /* 0C VVVVVV V */ /* 0D VVVVVV V */ /* 0E VVVVVV V */ /* 0F VOVVVV V READ REVERSE(6) */ { 0x0F, T, "READ REVERSE(6)" }, /* 10 VM VVV WRITE FILEMARKS(6) */ { 0x10, T, "WRITE FILEMARKS(6)" }, /* 10 O SYNCHRONIZE BUFFER */ { 0x10, L, "SYNCHRONIZE BUFFER" }, /* 11 VMVVVV SPACE(6) */ { 0x11, T, "SPACE(6)" }, /* 12 MMMMMMMMMMMMMM INQUIRY */ { 0x12, ALL, "INQUIRY" }, /* 13 V VVVV */ /* 13 O VERIFY(6) */ { 0x13, T, "VERIFY(6)" }, /* 14 VOOVVV RECOVER BUFFERED DATA */ { 0x14, T | L, "RECOVER BUFFERED DATA" }, /* 15 OMO O OOOO OO MODE SELECT(6) */ { 0x15, ALL & ~(P | R | B | F), "MODE SELECT(6)" }, /* 16 ZZMZO OOOZ O RESERVE(6) */ { 0x16, ALL & ~(R | B | V | F | C), "RESERVE(6)" }, /* 16 Z RESERVE ELEMENT(6) */ { 0x16, M, "RESERVE ELEMENT(6)" }, /* 17 ZZMZO OOOZ O RELEASE(6) */ { 0x17, ALL & ~(R | B | V | F | C), "RELEASE(6)" }, /* 17 Z RELEASE ELEMENT(6) */ { 0x17, M, "RELEASE ELEMENT(6)" }, /* 18 ZZZZOZO Z COPY */ { 0x18, D | T | L | P | W | R | O | K | S, "COPY" }, /* 19 VMVVVV ERASE(6) */ { 0x19, T, "ERASE(6)" }, /* 1A OMO O OOOO OO MODE SENSE(6) */ { 0x1A, ALL & ~(P | R | B | F), "MODE SENSE(6)" }, /* 1B O OOO O MO O START STOP UNIT */ { 0x1B, D | W | R | O | A | B | K | F, "START STOP UNIT" }, /* 1B O M LOAD UNLOAD */ { 0x1B, T | V, "LOAD UNLOAD" }, /* 1B SCAN */ { 0x1B, S, "SCAN" }, /* 1B O STOP PRINT */ { 0x1B, L, "STOP PRINT" }, /* 1B O OPEN/CLOSE IMPORT/EXPORT ELEMENT */ { 0x1B, M, "OPEN/CLOSE IMPORT/EXPORT ELEMENT" }, /* 1C OOOOO OOOM OOO RECEIVE DIAGNOSTIC RESULTS */ { 0x1C, ALL & ~(R | B), "RECEIVE DIAGNOSTIC RESULTS" }, /* 1D MMMMM MMOM MMM SEND DIAGNOSTIC */ { 0x1D, ALL & ~(R | B), "SEND DIAGNOSTIC" }, /* 1E OO OOOO O O PREVENT ALLOW MEDIUM REMOVAL */ { 0x1E, D | T | W | R | O | M | K | F, "PREVENT ALLOW MEDIUM REMOVAL" }, /* 1F */ /* 20 V VVV V */ /* 21 V VVV V */ /* 22 V VVV V */ /* 23 V V V V */ /* 23 O READ FORMAT CAPACITIES */ { 0x23, R, "READ FORMAT CAPACITIES" }, /* 24 V VV SET WINDOW */ { 0x24, S, "SET WINDOW" }, /* 25 M M M M READ CAPACITY(10) */ { 0x25, D | W | O | B, "READ CAPACITY(10)" }, /* 25 O READ CAPACITY */ { 0x25, R, "READ CAPACITY" }, /* 25 M READ CARD CAPACITY */ { 0x25, K, "READ CARD CAPACITY" }, /* 25 GET WINDOW */ { 0x25, S, "GET WINDOW" }, /* 26 V VV */ /* 27 V VV */ /* 28 M MOM MM READ(10) */ { 0x28, D | W | R | O | B | K | S, "READ(10)" }, /* 28 GET MESSAGE(10) */ { 0x28, C, "GET MESSAGE(10)" }, /* 29 V VVO READ GENERATION */ { 0x29, O, "READ GENERATION" }, /* 2A O MOM MO WRITE(10) */ { 0x2A, D | W | R | O | B | K, "WRITE(10)" }, /* 2A SEND(10) */ { 0x2A, S, "SEND(10)" }, /* 2A SEND MESSAGE(10) */ { 0x2A, C, "SEND MESSAGE(10)" }, /* 2B Z OOO O SEEK(10) */ { 0x2B, D | W | R | O | K, "SEEK(10)" }, /* 2B O LOCATE(10) */ { 0x2B, T, "LOCATE(10)" }, /* 2B O POSITION TO ELEMENT */ { 0x2B, M, "POSITION TO ELEMENT" }, /* 2C V OO ERASE(10) */ { 0x2C, R | O, "ERASE(10)" }, /* 2D O READ UPDATED BLOCK */ { 0x2D, O, "READ UPDATED BLOCK" }, /* 2D V */ /* 2E O OOO MO WRITE AND VERIFY(10) */ { 0x2E, D | W | R | O | B | K, "WRITE AND VERIFY(10)" }, /* 2F O OOO VERIFY(10) */ { 0x2F, D | W | R | O, "VERIFY(10)" }, /* 30 Z ZZZ SEARCH DATA HIGH(10) */ { 0x30, D | W | R | O, "SEARCH DATA HIGH(10)" }, /* 31 Z ZZZ SEARCH DATA EQUAL(10) */ { 0x31, D | W | R | O, "SEARCH DATA EQUAL(10)" }, /* 31 OBJECT POSITION */ { 0x31, S, "OBJECT POSITION" }, /* 32 Z ZZZ SEARCH DATA LOW(10) */ { 0x32, D | W | R | O, "SEARCH DATA LOW(10)" }, /* 33 Z OZO SET LIMITS(10) */ { 0x33, D | W | R | O, "SET LIMITS(10)" }, /* 34 O O O O PRE-FETCH(10) */ { 0x34, D | W | O | K, "PRE-FETCH(10)" }, /* 34 M READ POSITION */ { 0x34, T, "READ POSITION" }, /* 34 GET DATA BUFFER STATUS */ { 0x34, S, "GET DATA BUFFER STATUS" }, /* 35 O OOO MO SYNCHRONIZE CACHE(10) */ { 0x35, D | W | R | O | B | K, "SYNCHRONIZE CACHE(10)" }, /* 36 Z O O O LOCK UNLOCK CACHE(10) */ { 0x36, D | W | O | K, "LOCK UNLOCK CACHE(10)" }, /* 37 O O READ DEFECT DATA(10) */ { 0x37, D | O, "READ DEFECT DATA(10)" }, /* 37 O INITIALIZE ELEMENT STATUS WITH RANGE */ { 0x37, M, "INITIALIZE ELEMENT STATUS WITH RANGE" }, /* 38 O O O MEDIUM SCAN */ { 0x38, W | O | K, "MEDIUM SCAN" }, /* 39 ZZZZOZO Z COMPARE */ { 0x39, D | T | L | P | W | R | O | K | S, "COMPARE" }, /* 3A ZZZZOZO Z COPY AND VERIFY */ { 0x3A, D | T | L | P | W | R | O | K | S, "COPY AND VERIFY" }, /* 3B OOOOOOOOOOMOOO WRITE BUFFER */ { 0x3B, ALL, "WRITE BUFFER" }, /* 3C OOOOOOOOOO OOO READ BUFFER */ { 0x3C, ALL & ~(B), "READ BUFFER" }, /* 3D O UPDATE BLOCK */ { 0x3D, O, "UPDATE BLOCK" }, /* 3E O O O READ LONG(10) */ { 0x3E, D | W | O, "READ LONG(10)" }, /* 3F O O O WRITE LONG(10) */ { 0x3F, D | W | O, "WRITE LONG(10)" }, /* 40 ZZZZOZOZ CHANGE DEFINITION */ { 0x40, D | T | L | P | W | R | O | M | S | C, "CHANGE DEFINITION" }, /* 41 O WRITE SAME(10) */ { 0x41, D, "WRITE SAME(10)" }, /* 42 O UNMAP */ { 0x42, D, "UNMAP" }, /* 42 O READ SUB-CHANNEL */ { 0x42, R, "READ SUB-CHANNEL" }, /* 43 O READ TOC/PMA/ATIP */ { 0x43, R, "READ TOC/PMA/ATIP" }, /* 44 M M REPORT DENSITY SUPPORT */ { 0x44, T | V, "REPORT DENSITY SUPPORT" }, /* 44 READ HEADER */ /* 45 O PLAY AUDIO(10) */ { 0x45, R, "PLAY AUDIO(10)" }, /* 46 M GET CONFIGURATION */ { 0x46, R, "GET CONFIGURATION" }, /* 47 O PLAY AUDIO MSF */ { 0x47, R, "PLAY AUDIO MSF" }, /* 48 */ /* 49 */ /* 4A M GET EVENT STATUS NOTIFICATION */ { 0x4A, R, "GET EVENT STATUS NOTIFICATION" }, /* 4B O PAUSE/RESUME */ { 0x4B, R, "PAUSE/RESUME" }, /* 4C OOOOO OOOO OOO LOG SELECT */ { 0x4C, ALL & ~(R | B), "LOG SELECT" }, /* 4D OOOOO OOOO OMO LOG SENSE */ { 0x4D, ALL & ~(R | B), "LOG SENSE" }, /* 4E O STOP PLAY/SCAN */ { 0x4E, R, "STOP PLAY/SCAN" }, /* 4F */ /* 50 O XDWRITE(10) */ { 0x50, D, "XDWRITE(10)" }, /* 51 O XPWRITE(10) */ { 0x51, D, "XPWRITE(10)" }, /* 51 O READ DISC INFORMATION */ { 0x51, R, "READ DISC INFORMATION" }, /* 52 O XDREAD(10) */ { 0x52, D, "XDREAD(10)" }, /* 52 O READ TRACK INFORMATION */ { 0x52, R, "READ TRACK INFORMATION" }, /* 53 O RESERVE TRACK */ { 0x53, R, "RESERVE TRACK" }, /* 54 O SEND OPC INFORMATION */ { 0x54, R, "SEND OPC INFORMATION" }, /* 55 OOO OMOOOOMOMO MODE SELECT(10) */ { 0x55, ALL & ~(P), "MODE SELECT(10)" }, /* 56 ZZMZO OOOZ RESERVE(10) */ { 0x56, ALL & ~(R | B | K | V | F | C), "RESERVE(10)" }, /* 56 Z RESERVE ELEMENT(10) */ { 0x56, M, "RESERVE ELEMENT(10)" }, /* 57 ZZMZO OOOZ RELEASE(10) */ { 0x57, ALL & ~(R | B | K | V | F | C), "RELEASE(10)" }, /* 57 Z RELEASE ELEMENT(10) */ { 0x57, M, "RELEASE ELEMENT(10)" }, /* 58 O REPAIR TRACK */ { 0x58, R, "REPAIR TRACK" }, /* 59 */ /* 5A OOO OMOOOOMOMO MODE SENSE(10) */ { 0x5A, ALL & ~(P), "MODE SENSE(10)" }, /* 5B O CLOSE TRACK/SESSION */ { 0x5B, R, "CLOSE TRACK/SESSION" }, /* 5C O READ BUFFER CAPACITY */ { 0x5C, R, "READ BUFFER CAPACITY" }, /* 5D O SEND CUE SHEET */ { 0x5D, R, "SEND CUE SHEET" }, /* 5E OOOOO OOOO M PERSISTENT RESERVE IN */ { 0x5E, ALL & ~(R | B | K | V | C), "PERSISTENT RESERVE IN" }, /* 5F OOOOO OOOO M PERSISTENT RESERVE OUT */ { 0x5F, ALL & ~(R | B | K | V | C), "PERSISTENT RESERVE OUT" }, /* 7E OO O OOOO O extended CDB */ { 0x7E, D | T | R | M | A | E | B | V, "extended CDB" }, /* 7F O M variable length CDB (more than 16 bytes) */ { 0x7F, D | F, "variable length CDB (more than 16 bytes)" }, /* 80 Z XDWRITE EXTENDED(16) */ { 0x80, D, "XDWRITE EXTENDED(16)" }, /* 80 M WRITE FILEMARKS(16) */ { 0x80, T, "WRITE FILEMARKS(16)" }, /* 81 Z REBUILD(16) */ { 0x81, D, "REBUILD(16)" }, /* 81 O READ REVERSE(16) */ { 0x81, T, "READ REVERSE(16)" }, /* 82 Z REGENERATE(16) */ { 0x82, D, "REGENERATE(16)" }, /* 83 OOOOO O OO EXTENDED COPY */ { 0x83, D | T | L | P | W | O | K | V, "EXTENDED COPY" }, /* 84 OOOOO O OO RECEIVE COPY RESULTS */ { 0x84, D | T | L | P | W | O | K | V, "RECEIVE COPY RESULTS" }, /* 85 O O O ATA COMMAND PASS THROUGH(16) */ { 0x85, D | R | B, "ATA COMMAND PASS THROUGH(16)" }, /* 86 OO OO OOOOOOO ACCESS CONTROL IN */ { 0x86, ALL & ~(L | R | F), "ACCESS CONTROL IN" }, /* 87 OO OO OOOOOOO ACCESS CONTROL OUT */ { 0x87, ALL & ~(L | R | F), "ACCESS CONTROL OUT" }, /* * XXX READ(16)/WRITE(16) were not listed for CD/DVE in op-num.txt * but we had it since r1.40. Do we really want them? */ /* 88 MM O O O READ(16) */ { 0x88, D | T | W | O | B, "READ(16)" }, /* 89 */ /* 8A OM O O O WRITE(16) */ { 0x8A, D | T | W | O | B, "WRITE(16)" }, /* 8B O ORWRITE */ { 0x8B, D, "ORWRITE" }, /* 8C OO O OO O M READ ATTRIBUTE */ { 0x8C, D | T | W | O | M | B | V, "READ ATTRIBUTE" }, /* 8D OO O OO O O WRITE ATTRIBUTE */ { 0x8D, D | T | W | O | M | B | V, "WRITE ATTRIBUTE" }, /* 8E O O O O WRITE AND VERIFY(16) */ { 0x8E, D | W | O | B, "WRITE AND VERIFY(16)" }, /* 8F OO O O O VERIFY(16) */ { 0x8F, D | T | W | O | B, "VERIFY(16)" }, /* 90 O O O O PRE-FETCH(16) */ { 0x90, D | W | O | B, "PRE-FETCH(16)" }, /* 91 O O O O SYNCHRONIZE CACHE(16) */ { 0x91, D | W | O | B, "SYNCHRONIZE CACHE(16)" }, /* 91 O SPACE(16) */ { 0x91, T, "SPACE(16)" }, /* 92 Z O O LOCK UNLOCK CACHE(16) */ { 0x92, D | W | O, "LOCK UNLOCK CACHE(16)" }, /* 92 O LOCATE(16) */ { 0x92, T, "LOCATE(16)" }, /* 93 O WRITE SAME(16) */ { 0x93, D, "WRITE SAME(16)" }, /* 93 M ERASE(16) */ { 0x93, T, "ERASE(16)" }, /* 94 [usage proposed by SCSI Socket Services project] */ /* 95 [usage proposed by SCSI Socket Services project] */ /* 96 [usage proposed by SCSI Socket Services project] */ /* 97 [usage proposed by SCSI Socket Services project] */ /* 98 */ /* 99 */ /* 9A */ /* 9B */ /* 9C */ /* 9D */ /* XXX KDM ALL for this? op-num.txt defines it for none.. */ /* 9E SERVICE ACTION IN(16) */ { 0x9E, ALL, "SERVICE ACTION IN(16)" }, /* XXX KDM ALL for this? op-num.txt defines it for ADC.. */ /* 9F M SERVICE ACTION OUT(16) */ { 0x9F, ALL, "SERVICE ACTION OUT(16)" }, /* A0 MMOOO OMMM OMO REPORT LUNS */ { 0xA0, ALL & ~(R | B), "REPORT LUNS" }, /* A1 O BLANK */ { 0xA1, R, "BLANK" }, /* A1 O O ATA COMMAND PASS THROUGH(12) */ { 0xA1, D | B, "ATA COMMAND PASS THROUGH(12)" }, /* A2 OO O O SECURITY PROTOCOL IN */ { 0xA2, D | T | R | V, "SECURITY PROTOCOL IN" }, /* A3 OOO O OOMOOOM MAINTENANCE (IN) */ { 0xA3, ALL & ~(P | R | F), "MAINTENANCE (IN)" }, /* A3 O SEND KEY */ { 0xA3, R, "SEND KEY" }, /* A4 OOO O OOOOOOO MAINTENANCE (OUT) */ { 0xA4, ALL & ~(P | R | F), "MAINTENANCE (OUT)" }, /* A4 O REPORT KEY */ { 0xA4, R, "REPORT KEY" }, /* A5 O O OM MOVE MEDIUM */ { 0xA5, T | W | O | M, "MOVE MEDIUM" }, /* A5 O PLAY AUDIO(12) */ { 0xA5, R, "PLAY AUDIO(12)" }, /* A6 O EXCHANGE MEDIUM */ { 0xA6, M, "EXCHANGE MEDIUM" }, /* A6 O LOAD/UNLOAD C/DVD */ { 0xA6, R, "LOAD/UNLOAD C/DVD" }, /* A7 ZZ O O MOVE MEDIUM ATTACHED */ { 0xA7, D | T | W | O, "MOVE MEDIUM ATTACHED" }, /* A7 O SET READ AHEAD */ { 0xA7, R, "SET READ AHEAD" }, /* A8 O OOO READ(12) */ { 0xA8, D | W | R | O, "READ(12)" }, /* A8 GET MESSAGE(12) */ { 0xA8, C, "GET MESSAGE(12)" }, /* A9 O SERVICE ACTION OUT(12) */ { 0xA9, V, "SERVICE ACTION OUT(12)" }, /* AA O OOO WRITE(12) */ { 0xAA, D | W | R | O, "WRITE(12)" }, /* AA SEND MESSAGE(12) */ { 0xAA, C, "SEND MESSAGE(12)" }, /* AB O O SERVICE ACTION IN(12) */ { 0xAB, R | V, "SERVICE ACTION IN(12)" }, /* AC O ERASE(12) */ { 0xAC, O, "ERASE(12)" }, /* AC O GET PERFORMANCE */ { 0xAC, R, "GET PERFORMANCE" }, /* AD O READ DVD STRUCTURE */ { 0xAD, R, "READ DVD STRUCTURE" }, /* AE O O O WRITE AND VERIFY(12) */ { 0xAE, D | W | O, "WRITE AND VERIFY(12)" }, /* AF O OZO VERIFY(12) */ { 0xAF, D | W | R | O, "VERIFY(12)" }, /* B0 ZZZ SEARCH DATA HIGH(12) */ { 0xB0, W | R | O, "SEARCH DATA HIGH(12)" }, /* B1 ZZZ SEARCH DATA EQUAL(12) */ { 0xB1, W | R | O, "SEARCH DATA EQUAL(12)" }, /* B2 ZZZ SEARCH DATA LOW(12) */ { 0xB2, W | R | O, "SEARCH DATA LOW(12)" }, /* B3 Z OZO SET LIMITS(12) */ { 0xB3, D | W | R | O, "SET LIMITS(12)" }, /* B4 ZZ OZO READ ELEMENT STATUS ATTACHED */ { 0xB4, D | T | W | R | O, "READ ELEMENT STATUS ATTACHED" }, /* B5 OO O O SECURITY PROTOCOL OUT */ { 0xB5, D | T | R | V, "SECURITY PROTOCOL OUT" }, /* B5 O REQUEST VOLUME ELEMENT ADDRESS */ { 0xB5, M, "REQUEST VOLUME ELEMENT ADDRESS" }, /* B6 O SEND VOLUME TAG */ { 0xB6, M, "SEND VOLUME TAG" }, /* B6 O SET STREAMING */ { 0xB6, R, "SET STREAMING" }, /* B7 O O READ DEFECT DATA(12) */ { 0xB7, D | O, "READ DEFECT DATA(12)" }, /* B8 O OZOM READ ELEMENT STATUS */ { 0xB8, T | W | R | O | M, "READ ELEMENT STATUS" }, /* B9 O READ CD MSF */ { 0xB9, R, "READ CD MSF" }, /* BA O O OOMO REDUNDANCY GROUP (IN) */ { 0xBA, D | W | O | M | A | E, "REDUNDANCY GROUP (IN)" }, /* BA O SCAN */ { 0xBA, R, "SCAN" }, /* BB O O OOOO REDUNDANCY GROUP (OUT) */ { 0xBB, D | W | O | M | A | E, "REDUNDANCY GROUP (OUT)" }, /* BB O SET CD SPEED */ { 0xBB, R, "SET CD SPEED" }, /* BC O O OOMO SPARE (IN) */ { 0xBC, D | W | O | M | A | E, "SPARE (IN)" }, /* BD O O OOOO SPARE (OUT) */ { 0xBD, D | W | O | M | A | E, "SPARE (OUT)" }, /* BD O MECHANISM STATUS */ { 0xBD, R, "MECHANISM STATUS" }, /* BE O O OOMO VOLUME SET (IN) */ { 0xBE, D | W | O | M | A | E, "VOLUME SET (IN)" }, /* BE O READ CD */ { 0xBE, R, "READ CD" }, /* BF O O OOOO VOLUME SET (OUT) */ { 0xBF, D | W | O | M | A | E, "VOLUME SET (OUT)" }, /* BF O SEND DVD STRUCTURE */ { 0xBF, R, "SEND DVD STRUCTURE" } }; const char * scsi_op_desc(u_int16_t opcode, struct scsi_inquiry_data *inq_data) { caddr_t match; int i, j; u_int32_t opmask; u_int16_t pd_type; int num_ops[2]; struct op_table_entry *table[2]; int num_tables; /* * If we've got inquiry data, use it to determine what type of * device we're dealing with here. Otherwise, assume direct * access. */ if (inq_data == NULL) { pd_type = T_DIRECT; match = NULL; } else { pd_type = SID_TYPE(inq_data); match = cam_quirkmatch((caddr_t)inq_data, (caddr_t)scsi_op_quirk_table, sizeof(scsi_op_quirk_table)/ sizeof(*scsi_op_quirk_table), sizeof(*scsi_op_quirk_table), scsi_inquiry_match); } if (match != NULL) { table[0] = ((struct scsi_op_quirk_entry *)match)->op_table; num_ops[0] = ((struct scsi_op_quirk_entry *)match)->num_ops; table[1] = scsi_op_codes; num_ops[1] = sizeof(scsi_op_codes)/sizeof(scsi_op_codes[0]); num_tables = 2; } else { /* * If this is true, we have a vendor specific opcode that * wasn't covered in the quirk table. */ if ((opcode > 0xBF) || ((opcode > 0x5F) && (opcode < 0x80))) return("Vendor Specific Command"); table[0] = scsi_op_codes; num_ops[0] = sizeof(scsi_op_codes)/sizeof(scsi_op_codes[0]); num_tables = 1; } /* RBC is 'Simplified' Direct Access Device */ if (pd_type == T_RBC) pd_type = T_DIRECT; opmask = 1 << pd_type; for (j = 0; j < num_tables; j++) { for (i = 0;i < num_ops[j] && table[j][i].opcode <= opcode; i++){ if ((table[j][i].opcode == opcode) && ((table[j][i].opmask & opmask) != 0)) return(table[j][i].desc); } } /* * If we can't find a match for the command in the table, we just * assume it's a vendor specifc command. */ return("Vendor Specific Command"); } #else /* SCSI_NO_OP_STRINGS */ const char * scsi_op_desc(u_int16_t opcode, struct scsi_inquiry_data *inq_data) { return(""); } #endif #if !defined(SCSI_NO_SENSE_STRINGS) #define SST(asc, ascq, action, desc) \ asc, ascq, action, desc #else const char empty_string[] = ""; #define SST(asc, ascq, action, desc) \ asc, ascq, action, empty_string #endif const struct sense_key_table_entry sense_key_table[] = { { SSD_KEY_NO_SENSE, SS_NOP, "NO SENSE" }, { SSD_KEY_RECOVERED_ERROR, SS_NOP|SSQ_PRINT_SENSE, "RECOVERED ERROR" }, { SSD_KEY_NOT_READY, SS_RDEF, "NOT READY" }, { SSD_KEY_MEDIUM_ERROR, SS_RDEF, "MEDIUM ERROR" }, { SSD_KEY_HARDWARE_ERROR, SS_RDEF, "HARDWARE FAILURE" }, { SSD_KEY_ILLEGAL_REQUEST, SS_FATAL|EINVAL, "ILLEGAL REQUEST" }, { SSD_KEY_UNIT_ATTENTION, SS_FATAL|ENXIO, "UNIT ATTENTION" }, { SSD_KEY_DATA_PROTECT, SS_FATAL|EACCES, "DATA PROTECT" }, { SSD_KEY_BLANK_CHECK, SS_FATAL|ENOSPC, "BLANK CHECK" }, { SSD_KEY_Vendor_Specific, SS_FATAL|EIO, "Vendor Specific" }, { SSD_KEY_COPY_ABORTED, SS_FATAL|EIO, "COPY ABORTED" }, { SSD_KEY_ABORTED_COMMAND, SS_RDEF, "ABORTED COMMAND" }, { SSD_KEY_EQUAL, SS_NOP, "EQUAL" }, { SSD_KEY_VOLUME_OVERFLOW, SS_FATAL|EIO, "VOLUME OVERFLOW" }, { SSD_KEY_MISCOMPARE, SS_NOP, "MISCOMPARE" }, { SSD_KEY_COMPLETED, SS_NOP, "COMPLETED" } }; const int sense_key_table_size = sizeof(sense_key_table)/sizeof(sense_key_table[0]); static struct asc_table_entry quantum_fireball_entries[] = { { SST(0x04, 0x0b, SS_START | SSQ_DECREMENT_COUNT | ENXIO, "Logical unit not ready, initializing cmd. required") } }; static struct asc_table_entry sony_mo_entries[] = { { SST(0x04, 0x00, SS_START | SSQ_DECREMENT_COUNT | ENXIO, "Logical unit not ready, cause not reportable") } }; static struct scsi_sense_quirk_entry sense_quirk_table[] = { { /* * XXX The Quantum Fireball ST and SE like to return 0x04 0x0b * when they really should return 0x04 0x02. */ {T_DIRECT, SIP_MEDIA_FIXED, "QUANTUM", "FIREBALL S*", "*"}, /*num_sense_keys*/0, sizeof(quantum_fireball_entries)/sizeof(struct asc_table_entry), /*sense key entries*/NULL, quantum_fireball_entries }, { /* * This Sony MO drive likes to return 0x04, 0x00 when it * isn't spun up. */ {T_DIRECT, SIP_MEDIA_REMOVABLE, "SONY", "SMO-*", "*"}, /*num_sense_keys*/0, sizeof(sony_mo_entries)/sizeof(struct asc_table_entry), /*sense key entries*/NULL, sony_mo_entries } }; const int sense_quirk_table_size = sizeof(sense_quirk_table)/sizeof(sense_quirk_table[0]); static struct asc_table_entry asc_table[] = { /* * From: http://www.t10.org/lists/asc-num.txt * Modifications by Jung-uk Kim (jkim@FreeBSD.org) */ /* * File: ASC-NUM.TXT * * SCSI ASC/ASCQ Assignments * Numeric Sorted Listing * as of 5/20/12 * * D - DIRECT ACCESS DEVICE (SBC-2) device column key * .T - SEQUENTIAL ACCESS DEVICE (SSC) ------------------- * . L - PRINTER DEVICE (SSC) blank = reserved * . P - PROCESSOR DEVICE (SPC) not blank = allowed * . .W - WRITE ONCE READ MULTIPLE DEVICE (SBC-2) * . . R - CD DEVICE (MMC) * . . O - OPTICAL MEMORY DEVICE (SBC-2) * . . .M - MEDIA CHANGER DEVICE (SMC) * . . . A - STORAGE ARRAY DEVICE (SCC) * . . . E - ENCLOSURE SERVICES DEVICE (SES) * . . . .B - SIMPLIFIED DIRECT-ACCESS DEVICE (RBC) * . . . . K - OPTICAL CARD READER/WRITER DEVICE (OCRW) * . . . . V - AUTOMATION/DRIVE INTERFACE (ADC) * . . . . .F - OBJECT-BASED STORAGE (OSD) * DTLPWROMAEBKVF * ASC ASCQ Action * Description */ /* DTLPWROMAEBKVF */ { SST(0x00, 0x00, SS_NOP, "No additional sense information") }, /* T */ { SST(0x00, 0x01, SS_RDEF, "Filemark detected") }, /* T */ { SST(0x00, 0x02, SS_RDEF, "End-of-partition/medium detected") }, /* T */ { SST(0x00, 0x03, SS_RDEF, "Setmark detected") }, /* T */ { SST(0x00, 0x04, SS_RDEF, "Beginning-of-partition/medium detected") }, /* TL */ { SST(0x00, 0x05, SS_RDEF, "End-of-data detected") }, /* DTLPWROMAEBKVF */ { SST(0x00, 0x06, SS_RDEF, "I/O process terminated") }, /* T */ { SST(0x00, 0x07, SS_RDEF, /* XXX TBD */ "Programmable early warning detected") }, /* R */ { SST(0x00, 0x11, SS_FATAL | EBUSY, "Audio play operation in progress") }, /* R */ { SST(0x00, 0x12, SS_NOP, "Audio play operation paused") }, /* R */ { SST(0x00, 0x13, SS_NOP, "Audio play operation successfully completed") }, /* R */ { SST(0x00, 0x14, SS_RDEF, "Audio play operation stopped due to error") }, /* R */ { SST(0x00, 0x15, SS_NOP, "No current audio status to return") }, /* DTLPWROMAEBKVF */ { SST(0x00, 0x16, SS_FATAL | EBUSY, "Operation in progress") }, /* DTL WROMAEBKVF */ { SST(0x00, 0x17, SS_RDEF, "Cleaning requested") }, /* T */ { SST(0x00, 0x18, SS_RDEF, /* XXX TBD */ "Erase operation in progress") }, /* T */ { SST(0x00, 0x19, SS_RDEF, /* XXX TBD */ "Locate operation in progress") }, /* T */ { SST(0x00, 0x1A, SS_RDEF, /* XXX TBD */ "Rewind operation in progress") }, /* T */ { SST(0x00, 0x1B, SS_RDEF, /* XXX TBD */ "Set capacity operation in progress") }, /* T */ { SST(0x00, 0x1C, SS_RDEF, /* XXX TBD */ "Verify operation in progress") }, /* DT B */ { SST(0x00, 0x1D, SS_RDEF, /* XXX TBD */ "ATA pass through information available") }, /* DT R MAEBKV */ { SST(0x00, 0x1E, SS_RDEF, /* XXX TBD */ "Conflicting SA creation request") }, /* DT B */ { SST(0x00, 0x1F, SS_RDEF, /* XXX TBD */ "Logical unit transitioning to another power condition") }, /* DT P B */ { SST(0x00, 0x20, SS_RDEF, /* XXX TBD */ "Extended copy information available") }, /* D W O BK */ { SST(0x01, 0x00, SS_RDEF, "No index/sector signal") }, /* D WRO BK */ { SST(0x02, 0x00, SS_RDEF, "No seek complete") }, /* DTL W O BK */ { SST(0x03, 0x00, SS_RDEF, "Peripheral device write fault") }, /* T */ { SST(0x03, 0x01, SS_RDEF, "No write current") }, /* T */ { SST(0x03, 0x02, SS_RDEF, "Excessive write errors") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x00, SS_RDEF, "Logical unit not ready, cause not reportable") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x01, SS_TUR | SSQ_MANY | SSQ_DECREMENT_COUNT | EBUSY, "Logical unit is in process of becoming ready") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x02, SS_START | SSQ_DECREMENT_COUNT | ENXIO, "Logical unit not ready, initializing command required") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x03, SS_FATAL | ENXIO, "Logical unit not ready, manual intervention required") }, /* DTL RO B */ { SST(0x04, 0x04, SS_FATAL | EBUSY, "Logical unit not ready, format in progress") }, /* DT W O A BK F */ { SST(0x04, 0x05, SS_FATAL | EBUSY, "Logical unit not ready, rebuild in progress") }, /* DT W O A BK */ { SST(0x04, 0x06, SS_FATAL | EBUSY, "Logical unit not ready, recalculation in progress") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x07, SS_FATAL | EBUSY, "Logical unit not ready, operation in progress") }, /* R */ { SST(0x04, 0x08, SS_FATAL | EBUSY, "Logical unit not ready, long write in progress") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x09, SS_RDEF, /* XXX TBD */ "Logical unit not ready, self-test in progress") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x0A, SS_RDEF, /* XXX TBD */ "Logical unit not accessible, asymmetric access state transition")}, /* DTLPWROMAEBKVF */ { SST(0x04, 0x0B, SS_RDEF, /* XXX TBD */ "Logical unit not accessible, target port in standby state") }, /* DTLPWROMAEBKVF */ { SST(0x04, 0x0C, SS_RDEF, /* XXX TBD */ "Logical unit not accessible, target port in unavailable state") }, /* F */ { SST(0x04, 0x0D, SS_RDEF, /* XXX TBD */ "Logical unit not ready, structure check required") }, /* DT WROM B */ { SST(0x04, 0x10, SS_RDEF, /* XXX TBD */ "Logical unit not ready, auxiliary memory not accessible") }, /* DT WRO AEB VF */ { SST(0x04, 0x11, SS_RDEF, /* XXX TBD */ "Logical unit not ready, notify (enable spinup) required") }, /* M V */ { SST(0x04, 0x12, SS_RDEF, /* XXX TBD */ "Logical unit not ready, offline") }, /* DT R MAEBKV */ { SST(0x04, 0x13, SS_RDEF, /* XXX TBD */ "Logical unit not ready, SA creation in progress") }, /* D B */ { SST(0x04, 0x14, SS_RDEF, /* XXX TBD */ "Logical unit not ready, space allocation in progress") }, /* M */ { SST(0x04, 0x15, SS_RDEF, /* XXX TBD */ "Logical unit not ready, robotics disabled") }, /* M */ { SST(0x04, 0x16, SS_RDEF, /* XXX TBD */ "Logical unit not ready, configuration required") }, /* M */ { SST(0x04, 0x17, SS_RDEF, /* XXX TBD */ "Logical unit not ready, calibration required") }, /* M */ { SST(0x04, 0x18, SS_RDEF, /* XXX TBD */ "Logical unit not ready, a door is open") }, /* M */ { SST(0x04, 0x19, SS_RDEF, /* XXX TBD */ "Logical unit not ready, operating in sequential mode") }, /* DT B */ { SST(0x04, 0x1A, SS_RDEF, /* XXX TBD */ "Logical unit not ready, START/STOP UNIT command in progress") }, /* D B */ { SST(0x04, 0x1B, SS_RDEF, /* XXX TBD */ "Logical unit not ready, sanitize in progress") }, /* DT MAEB */ { SST(0x04, 0x1C, SS_RDEF, /* XXX TBD */ "Logical unit not ready, additional power use not yet granted") }, /* DTL WROMAEBKVF */ { SST(0x05, 0x00, SS_RDEF, "Logical unit does not respond to selection") }, /* D WROM BK */ { SST(0x06, 0x00, SS_RDEF, "No reference position found") }, /* DTL WROM BK */ { SST(0x07, 0x00, SS_RDEF, "Multiple peripheral devices selected") }, /* DTL WROMAEBKVF */ { SST(0x08, 0x00, SS_RDEF, "Logical unit communication failure") }, /* DTL WROMAEBKVF */ { SST(0x08, 0x01, SS_RDEF, "Logical unit communication time-out") }, /* DTL WROMAEBKVF */ { SST(0x08, 0x02, SS_RDEF, "Logical unit communication parity error") }, /* DT ROM BK */ { SST(0x08, 0x03, SS_RDEF, "Logical unit communication CRC error (Ultra-DMA/32)") }, /* DTLPWRO K */ { SST(0x08, 0x04, SS_RDEF, /* XXX TBD */ "Unreachable copy target") }, /* DT WRO B */ { SST(0x09, 0x00, SS_RDEF, "Track following error") }, /* WRO K */ { SST(0x09, 0x01, SS_RDEF, "Tracking servo failure") }, /* WRO K */ { SST(0x09, 0x02, SS_RDEF, "Focus servo failure") }, /* WRO */ { SST(0x09, 0x03, SS_RDEF, "Spindle servo failure") }, /* DT WRO B */ { SST(0x09, 0x04, SS_RDEF, "Head select fault") }, /* DTLPWROMAEBKVF */ { SST(0x0A, 0x00, SS_FATAL | ENOSPC, "Error log overflow") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x00, SS_RDEF, "Warning") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x01, SS_RDEF, "Warning - specified temperature exceeded") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x02, SS_RDEF, "Warning - enclosure degraded") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x03, SS_RDEF, /* XXX TBD */ "Warning - background self-test failed") }, /* DTLPWRO AEBKVF */ { SST(0x0B, 0x04, SS_RDEF, /* XXX TBD */ "Warning - background pre-scan detected medium error") }, /* DTLPWRO AEBKVF */ { SST(0x0B, 0x05, SS_RDEF, /* XXX TBD */ "Warning - background medium scan detected medium error") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x06, SS_RDEF, /* XXX TBD */ "Warning - non-volatile cache now volatile") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x07, SS_RDEF, /* XXX TBD */ "Warning - degraded power to non-volatile cache") }, /* DTLPWROMAEBKVF */ { SST(0x0B, 0x08, SS_RDEF, /* XXX TBD */ "Warning - power loss expected") }, /* D */ { SST(0x0B, 0x09, SS_RDEF, /* XXX TBD */ "Warning - device statistics notification available") }, /* T R */ { SST(0x0C, 0x00, SS_RDEF, "Write error") }, /* K */ { SST(0x0C, 0x01, SS_NOP | SSQ_PRINT_SENSE, "Write error - recovered with auto reallocation") }, /* D W O BK */ { SST(0x0C, 0x02, SS_RDEF, "Write error - auto reallocation failed") }, /* D W O BK */ { SST(0x0C, 0x03, SS_RDEF, "Write error - recommend reassignment") }, /* DT W O B */ { SST(0x0C, 0x04, SS_RDEF, "Compression check miscompare error") }, /* DT W O B */ { SST(0x0C, 0x05, SS_RDEF, "Data expansion occurred during compression") }, /* DT W O B */ { SST(0x0C, 0x06, SS_RDEF, "Block not compressible") }, /* R */ { SST(0x0C, 0x07, SS_RDEF, "Write error - recovery needed") }, /* R */ { SST(0x0C, 0x08, SS_RDEF, "Write error - recovery failed") }, /* R */ { SST(0x0C, 0x09, SS_RDEF, "Write error - loss of streaming") }, /* R */ { SST(0x0C, 0x0A, SS_RDEF, "Write error - padding blocks added") }, /* DT WROM B */ { SST(0x0C, 0x0B, SS_RDEF, /* XXX TBD */ "Auxiliary memory write error") }, /* DTLPWRO AEBKVF */ { SST(0x0C, 0x0C, SS_RDEF, /* XXX TBD */ "Write error - unexpected unsolicited data") }, /* DTLPWRO AEBKVF */ { SST(0x0C, 0x0D, SS_RDEF, /* XXX TBD */ "Write error - not enough unsolicited data") }, /* DT W O BK */ { SST(0x0C, 0x0E, SS_RDEF, /* XXX TBD */ "Multiple write errors") }, /* R */ { SST(0x0C, 0x0F, SS_RDEF, /* XXX TBD */ "Defects in error window") }, /* DTLPWRO A K */ { SST(0x0D, 0x00, SS_RDEF, /* XXX TBD */ "Error detected by third party temporary initiator") }, /* DTLPWRO A K */ { SST(0x0D, 0x01, SS_RDEF, /* XXX TBD */ "Third party device failure") }, /* DTLPWRO A K */ { SST(0x0D, 0x02, SS_RDEF, /* XXX TBD */ "Copy target device not reachable") }, /* DTLPWRO A K */ { SST(0x0D, 0x03, SS_RDEF, /* XXX TBD */ "Incorrect copy target device type") }, /* DTLPWRO A K */ { SST(0x0D, 0x04, SS_RDEF, /* XXX TBD */ "Copy target device data underrun") }, /* DTLPWRO A K */ { SST(0x0D, 0x05, SS_RDEF, /* XXX TBD */ "Copy target device data overrun") }, /* DT PWROMAEBK F */ { SST(0x0E, 0x00, SS_RDEF, /* XXX TBD */ "Invalid information unit") }, /* DT PWROMAEBK F */ { SST(0x0E, 0x01, SS_RDEF, /* XXX TBD */ "Information unit too short") }, /* DT PWROMAEBK F */ { SST(0x0E, 0x02, SS_RDEF, /* XXX TBD */ "Information unit too long") }, /* DT P R MAEBK F */ { SST(0x0E, 0x03, SS_RDEF, /* XXX TBD */ "Invalid field in command information unit") }, /* D W O BK */ { SST(0x10, 0x00, SS_RDEF, "ID CRC or ECC error") }, /* DT W O */ { SST(0x10, 0x01, SS_RDEF, /* XXX TBD */ "Logical block guard check failed") }, /* DT W O */ { SST(0x10, 0x02, SS_RDEF, /* XXX TBD */ "Logical block application tag check failed") }, /* DT W O */ { SST(0x10, 0x03, SS_RDEF, /* XXX TBD */ "Logical block reference tag check failed") }, /* T */ { SST(0x10, 0x04, SS_RDEF, /* XXX TBD */ "Logical block protection error on recovered buffer data") }, /* T */ { SST(0x10, 0x05, SS_RDEF, /* XXX TBD */ "Logical block protection method error") }, /* DT WRO BK */ { SST(0x11, 0x00, SS_FATAL|EIO, "Unrecovered read error") }, /* DT WRO BK */ { SST(0x11, 0x01, SS_FATAL|EIO, "Read retries exhausted") }, /* DT WRO BK */ { SST(0x11, 0x02, SS_FATAL|EIO, "Error too long to correct") }, /* DT W O BK */ { SST(0x11, 0x03, SS_FATAL|EIO, "Multiple read errors") }, /* D W O BK */ { SST(0x11, 0x04, SS_FATAL|EIO, "Unrecovered read error - auto reallocate failed") }, /* WRO B */ { SST(0x11, 0x05, SS_FATAL|EIO, "L-EC uncorrectable error") }, /* WRO B */ { SST(0x11, 0x06, SS_FATAL|EIO, "CIRC unrecovered error") }, /* W O B */ { SST(0x11, 0x07, SS_RDEF, "Data re-synchronization error") }, /* T */ { SST(0x11, 0x08, SS_RDEF, "Incomplete block read") }, /* T */ { SST(0x11, 0x09, SS_RDEF, "No gap found") }, /* DT O BK */ { SST(0x11, 0x0A, SS_RDEF, "Miscorrected error") }, /* D W O BK */ { SST(0x11, 0x0B, SS_FATAL|EIO, "Unrecovered read error - recommend reassignment") }, /* D W O BK */ { SST(0x11, 0x0C, SS_FATAL|EIO, "Unrecovered read error - recommend rewrite the data") }, /* DT WRO B */ { SST(0x11, 0x0D, SS_RDEF, "De-compression CRC error") }, /* DT WRO B */ { SST(0x11, 0x0E, SS_RDEF, "Cannot decompress using declared algorithm") }, /* R */ { SST(0x11, 0x0F, SS_RDEF, "Error reading UPC/EAN number") }, /* R */ { SST(0x11, 0x10, SS_RDEF, "Error reading ISRC number") }, /* R */ { SST(0x11, 0x11, SS_RDEF, "Read error - loss of streaming") }, /* DT WROM B */ { SST(0x11, 0x12, SS_RDEF, /* XXX TBD */ "Auxiliary memory read error") }, /* DTLPWRO AEBKVF */ { SST(0x11, 0x13, SS_RDEF, /* XXX TBD */ "Read error - failed retransmission request") }, /* D */ { SST(0x11, 0x14, SS_RDEF, /* XXX TBD */ "Read error - LBA marked bad by application client") }, /* D W O BK */ { SST(0x12, 0x00, SS_RDEF, "Address mark not found for ID field") }, /* D W O BK */ { SST(0x13, 0x00, SS_RDEF, "Address mark not found for data field") }, /* DTL WRO BK */ { SST(0x14, 0x00, SS_RDEF, "Recorded entity not found") }, /* DT WRO BK */ { SST(0x14, 0x01, SS_RDEF, "Record not found") }, /* T */ { SST(0x14, 0x02, SS_RDEF, "Filemark or setmark not found") }, /* T */ { SST(0x14, 0x03, SS_RDEF, "End-of-data not found") }, /* T */ { SST(0x14, 0x04, SS_RDEF, "Block sequence error") }, /* DT W O BK */ { SST(0x14, 0x05, SS_RDEF, "Record not found - recommend reassignment") }, /* DT W O BK */ { SST(0x14, 0x06, SS_RDEF, "Record not found - data auto-reallocated") }, /* T */ { SST(0x14, 0x07, SS_RDEF, /* XXX TBD */ "Locate operation failure") }, /* DTL WROM BK */ { SST(0x15, 0x00, SS_RDEF, "Random positioning error") }, /* DTL WROM BK */ { SST(0x15, 0x01, SS_RDEF, "Mechanical positioning error") }, /* DT WRO BK */ { SST(0x15, 0x02, SS_RDEF, "Positioning error detected by read of medium") }, /* D W O BK */ { SST(0x16, 0x00, SS_RDEF, "Data synchronization mark error") }, /* D W O BK */ { SST(0x16, 0x01, SS_RDEF, "Data sync error - data rewritten") }, /* D W O BK */ { SST(0x16, 0x02, SS_RDEF, "Data sync error - recommend rewrite") }, /* D W O BK */ { SST(0x16, 0x03, SS_NOP | SSQ_PRINT_SENSE, "Data sync error - data auto-reallocated") }, /* D W O BK */ { SST(0x16, 0x04, SS_RDEF, "Data sync error - recommend reassignment") }, /* DT WRO BK */ { SST(0x17, 0x00, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with no error correction applied") }, /* DT WRO BK */ { SST(0x17, 0x01, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with retries") }, /* DT WRO BK */ { SST(0x17, 0x02, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with positive head offset") }, /* DT WRO BK */ { SST(0x17, 0x03, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with negative head offset") }, /* WRO B */ { SST(0x17, 0x04, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with retries and/or CIRC applied") }, /* D WRO BK */ { SST(0x17, 0x05, SS_NOP | SSQ_PRINT_SENSE, "Recovered data using previous sector ID") }, /* D W O BK */ { SST(0x17, 0x06, SS_NOP | SSQ_PRINT_SENSE, "Recovered data without ECC - data auto-reallocated") }, /* D WRO BK */ { SST(0x17, 0x07, SS_NOP | SSQ_PRINT_SENSE, "Recovered data without ECC - recommend reassignment") }, /* D WRO BK */ { SST(0x17, 0x08, SS_NOP | SSQ_PRINT_SENSE, "Recovered data without ECC - recommend rewrite") }, /* D WRO BK */ { SST(0x17, 0x09, SS_NOP | SSQ_PRINT_SENSE, "Recovered data without ECC - data rewritten") }, /* DT WRO BK */ { SST(0x18, 0x00, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with error correction applied") }, /* D WRO BK */ { SST(0x18, 0x01, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with error corr. & retries applied") }, /* D WRO BK */ { SST(0x18, 0x02, SS_NOP | SSQ_PRINT_SENSE, "Recovered data - data auto-reallocated") }, /* R */ { SST(0x18, 0x03, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with CIRC") }, /* R */ { SST(0x18, 0x04, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with L-EC") }, /* D WRO BK */ { SST(0x18, 0x05, SS_NOP | SSQ_PRINT_SENSE, "Recovered data - recommend reassignment") }, /* D WRO BK */ { SST(0x18, 0x06, SS_NOP | SSQ_PRINT_SENSE, "Recovered data - recommend rewrite") }, /* D W O BK */ { SST(0x18, 0x07, SS_NOP | SSQ_PRINT_SENSE, "Recovered data with ECC - data rewritten") }, /* R */ { SST(0x18, 0x08, SS_RDEF, /* XXX TBD */ "Recovered data with linking") }, /* D O K */ { SST(0x19, 0x00, SS_RDEF, "Defect list error") }, /* D O K */ { SST(0x19, 0x01, SS_RDEF, "Defect list not available") }, /* D O K */ { SST(0x19, 0x02, SS_RDEF, "Defect list error in primary list") }, /* D O K */ { SST(0x19, 0x03, SS_RDEF, "Defect list error in grown list") }, /* DTLPWROMAEBKVF */ { SST(0x1A, 0x00, SS_RDEF, "Parameter list length error") }, /* DTLPWROMAEBKVF */ { SST(0x1B, 0x00, SS_RDEF, "Synchronous data transfer error") }, /* D O BK */ { SST(0x1C, 0x00, SS_RDEF, "Defect list not found") }, /* D O BK */ { SST(0x1C, 0x01, SS_RDEF, "Primary defect list not found") }, /* D O BK */ { SST(0x1C, 0x02, SS_RDEF, "Grown defect list not found") }, /* DT WRO BK */ { SST(0x1D, 0x00, SS_FATAL, "Miscompare during verify operation") }, /* D B */ { SST(0x1D, 0x01, SS_RDEF, /* XXX TBD */ "Miscomparable verify of unmapped LBA") }, /* D W O BK */ { SST(0x1E, 0x00, SS_NOP | SSQ_PRINT_SENSE, "Recovered ID with ECC correction") }, /* D O K */ { SST(0x1F, 0x00, SS_RDEF, "Partial defect list transfer") }, /* DTLPWROMAEBKVF */ { SST(0x20, 0x00, SS_FATAL | EINVAL, "Invalid command operation code") }, /* DT PWROMAEBK */ { SST(0x20, 0x01, SS_RDEF, /* XXX TBD */ "Access denied - initiator pending-enrolled") }, /* DT PWROMAEBK */ { SST(0x20, 0x02, SS_RDEF, /* XXX TBD */ "Access denied - no access rights") }, /* DT PWROMAEBK */ { SST(0x20, 0x03, SS_RDEF, /* XXX TBD */ "Access denied - invalid mgmt ID key") }, /* T */ { SST(0x20, 0x04, SS_RDEF, /* XXX TBD */ "Illegal command while in write capable state") }, /* T */ { SST(0x20, 0x05, SS_RDEF, /* XXX TBD */ "Obsolete") }, /* T */ { SST(0x20, 0x06, SS_RDEF, /* XXX TBD */ "Illegal command while in explicit address mode") }, /* T */ { SST(0x20, 0x07, SS_RDEF, /* XXX TBD */ "Illegal command while in implicit address mode") }, /* DT PWROMAEBK */ { SST(0x20, 0x08, SS_RDEF, /* XXX TBD */ "Access denied - enrollment conflict") }, /* DT PWROMAEBK */ { SST(0x20, 0x09, SS_RDEF, /* XXX TBD */ "Access denied - invalid LU identifier") }, /* DT PWROMAEBK */ { SST(0x20, 0x0A, SS_RDEF, /* XXX TBD */ "Access denied - invalid proxy token") }, /* DT PWROMAEBK */ { SST(0x20, 0x0B, SS_RDEF, /* XXX TBD */ "Access denied - ACL LUN conflict") }, /* T */ { SST(0x20, 0x0C, SS_FATAL | EINVAL, "Illegal command when not in append-only mode") }, /* DT WRO BK */ { SST(0x21, 0x00, SS_FATAL | EINVAL, "Logical block address out of range") }, /* DT WROM BK */ { SST(0x21, 0x01, SS_FATAL | EINVAL, "Invalid element address") }, /* R */ { SST(0x21, 0x02, SS_RDEF, /* XXX TBD */ "Invalid address for write") }, /* R */ { SST(0x21, 0x03, SS_RDEF, /* XXX TBD */ "Invalid write crossing layer jump") }, /* D */ { SST(0x22, 0x00, SS_FATAL | EINVAL, "Illegal function (use 20 00, 24 00, or 26 00)") }, /* DT P B */ { SST(0x23, 0x00, SS_RDEF, /* XXX TBD */ "Invalid token operation, cause not reportable") }, /* DT P B */ { SST(0x23, 0x01, SS_RDEF, /* XXX TBD */ "Invalid token operation, unsupported token type") }, /* DT P B */ { SST(0x23, 0x02, SS_RDEF, /* XXX TBD */ "Invalid token operation, remote token usage not supported") }, /* DT P B */ { SST(0x23, 0x03, SS_RDEF, /* XXX TBD */ "Invalid token operation, remote ROD token creation not supported") }, /* DT P B */ { SST(0x23, 0x04, SS_RDEF, /* XXX TBD */ "Invalid token operation, token unknown") }, /* DT P B */ { SST(0x23, 0x05, SS_RDEF, /* XXX TBD */ "Invalid token operation, token corrupt") }, /* DT P B */ { SST(0x23, 0x06, SS_RDEF, /* XXX TBD */ "Invalid token operation, token revoked") }, /* DT P B */ { SST(0x23, 0x07, SS_RDEF, /* XXX TBD */ "Invalid token operation, token expired") }, /* DT P B */ { SST(0x23, 0x08, SS_RDEF, /* XXX TBD */ "Invalid token operation, token cancelled") }, /* DT P B */ { SST(0x23, 0x09, SS_RDEF, /* XXX TBD */ "Invalid token operation, token deleted") }, /* DT P B */ { SST(0x23, 0x0A, SS_RDEF, /* XXX TBD */ "Invalid token operation, invalid token length") }, /* DTLPWROMAEBKVF */ { SST(0x24, 0x00, SS_FATAL | EINVAL, "Invalid field in CDB") }, /* DTLPWRO AEBKVF */ { SST(0x24, 0x01, SS_RDEF, /* XXX TBD */ "CDB decryption error") }, /* T */ { SST(0x24, 0x02, SS_RDEF, /* XXX TBD */ "Obsolete") }, /* T */ { SST(0x24, 0x03, SS_RDEF, /* XXX TBD */ "Obsolete") }, /* F */ { SST(0x24, 0x04, SS_RDEF, /* XXX TBD */ "Security audit value frozen") }, /* F */ { SST(0x24, 0x05, SS_RDEF, /* XXX TBD */ "Security working key frozen") }, /* F */ { SST(0x24, 0x06, SS_RDEF, /* XXX TBD */ "NONCE not unique") }, /* F */ { SST(0x24, 0x07, SS_RDEF, /* XXX TBD */ "NONCE timestamp out of range") }, /* DT R MAEBKV */ { SST(0x24, 0x08, SS_RDEF, /* XXX TBD */ "Invalid XCDB") }, /* DTLPWROMAEBKVF */ { SST(0x25, 0x00, SS_FATAL | ENXIO, "Logical unit not supported") }, /* DTLPWROMAEBKVF */ { SST(0x26, 0x00, SS_FATAL | EINVAL, "Invalid field in parameter list") }, /* DTLPWROMAEBKVF */ { SST(0x26, 0x01, SS_FATAL | EINVAL, "Parameter not supported") }, /* DTLPWROMAEBKVF */ { SST(0x26, 0x02, SS_FATAL | EINVAL, "Parameter value invalid") }, /* DTLPWROMAE K */ { SST(0x26, 0x03, SS_FATAL | EINVAL, "Threshold parameters not supported") }, /* DTLPWROMAEBKVF */ { SST(0x26, 0x04, SS_FATAL | EINVAL, "Invalid release of persistent reservation") }, /* DTLPWRO A BK */ { SST(0x26, 0x05, SS_RDEF, /* XXX TBD */ "Data decryption error") }, /* DTLPWRO K */ { SST(0x26, 0x06, SS_RDEF, /* XXX TBD */ "Too many target descriptors") }, /* DTLPWRO K */ { SST(0x26, 0x07, SS_RDEF, /* XXX TBD */ "Unsupported target descriptor type code") }, /* DTLPWRO K */ { SST(0x26, 0x08, SS_RDEF, /* XXX TBD */ "Too many segment descriptors") }, /* DTLPWRO K */ { SST(0x26, 0x09, SS_RDEF, /* XXX TBD */ "Unsupported segment descriptor type code") }, /* DTLPWRO K */ { SST(0x26, 0x0A, SS_RDEF, /* XXX TBD */ "Unexpected inexact segment") }, /* DTLPWRO K */ { SST(0x26, 0x0B, SS_RDEF, /* XXX TBD */ "Inline data length exceeded") }, /* DTLPWRO K */ { SST(0x26, 0x0C, SS_RDEF, /* XXX TBD */ "Invalid operation for copy source or destination") }, /* DTLPWRO K */ { SST(0x26, 0x0D, SS_RDEF, /* XXX TBD */ "Copy segment granularity violation") }, /* DT PWROMAEBK */ { SST(0x26, 0x0E, SS_RDEF, /* XXX TBD */ "Invalid parameter while port is enabled") }, /* F */ { SST(0x26, 0x0F, SS_RDEF, /* XXX TBD */ "Invalid data-out buffer integrity check value") }, /* T */ { SST(0x26, 0x10, SS_RDEF, /* XXX TBD */ "Data decryption key fail limit reached") }, /* T */ { SST(0x26, 0x11, SS_RDEF, /* XXX TBD */ "Incomplete key-associated data set") }, /* T */ { SST(0x26, 0x12, SS_RDEF, /* XXX TBD */ "Vendor specific key reference not found") }, /* DT WRO BK */ { SST(0x27, 0x00, SS_FATAL | EACCES, "Write protected") }, /* DT WRO BK */ { SST(0x27, 0x01, SS_FATAL | EACCES, "Hardware write protected") }, /* DT WRO BK */ { SST(0x27, 0x02, SS_FATAL | EACCES, "Logical unit software write protected") }, /* T R */ { SST(0x27, 0x03, SS_FATAL | EACCES, "Associated write protect") }, /* T R */ { SST(0x27, 0x04, SS_FATAL | EACCES, "Persistent write protect") }, /* T R */ { SST(0x27, 0x05, SS_FATAL | EACCES, "Permanent write protect") }, /* R F */ { SST(0x27, 0x06, SS_RDEF, /* XXX TBD */ "Conditional write protect") }, /* D B */ { SST(0x27, 0x07, SS_RDEF, /* XXX TBD */ "Space allocation failed write protect") }, /* DTLPWROMAEBKVF */ { SST(0x28, 0x00, SS_FATAL | ENXIO, "Not ready to ready change, medium may have changed") }, /* DT WROM B */ { SST(0x28, 0x01, SS_FATAL | ENXIO, "Import or export element accessed") }, /* R */ { SST(0x28, 0x02, SS_RDEF, /* XXX TBD */ "Format-layer may have changed") }, /* M */ { SST(0x28, 0x03, SS_RDEF, /* XXX TBD */ "Import/export element accessed, medium changed") }, /* * XXX JGibbs - All of these should use the same errno, but I don't * think ENXIO is the correct choice. Should we borrow from * the networking errnos? ECONNRESET anyone? */ /* DTLPWROMAEBKVF */ { SST(0x29, 0x00, SS_FATAL | ENXIO, "Power on, reset, or bus device reset occurred") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x01, SS_RDEF, "Power on occurred") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x02, SS_RDEF, "SCSI bus reset occurred") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x03, SS_RDEF, "Bus device reset function occurred") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x04, SS_RDEF, "Device internal reset") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x05, SS_RDEF, "Transceiver mode changed to single-ended") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x06, SS_RDEF, "Transceiver mode changed to LVD") }, /* DTLPWROMAEBKVF */ { SST(0x29, 0x07, SS_RDEF, /* XXX TBD */ "I_T nexus loss occurred") }, /* DTL WROMAEBKVF */ { SST(0x2A, 0x00, SS_RDEF, "Parameters changed") }, /* DTL WROMAEBKVF */ { SST(0x2A, 0x01, SS_RDEF, "Mode parameters changed") }, /* DTL WROMAE K */ { SST(0x2A, 0x02, SS_RDEF, "Log parameters changed") }, /* DTLPWROMAE K */ { SST(0x2A, 0x03, SS_RDEF, "Reservations preempted") }, /* DTLPWROMAE */ { SST(0x2A, 0x04, SS_RDEF, /* XXX TBD */ "Reservations released") }, /* DTLPWROMAE */ { SST(0x2A, 0x05, SS_RDEF, /* XXX TBD */ "Registrations preempted") }, /* DTLPWROMAEBKVF */ { SST(0x2A, 0x06, SS_RDEF, /* XXX TBD */ "Asymmetric access state changed") }, /* DTLPWROMAEBKVF */ { SST(0x2A, 0x07, SS_RDEF, /* XXX TBD */ "Implicit asymmetric access state transition failed") }, /* DT WROMAEBKVF */ { SST(0x2A, 0x08, SS_RDEF, /* XXX TBD */ "Priority changed") }, /* D */ { SST(0x2A, 0x09, SS_RDEF, /* XXX TBD */ "Capacity data has changed") }, /* DT */ { SST(0x2A, 0x0A, SS_RDEF, /* XXX TBD */ "Error history I_T nexus cleared") }, /* DT */ { SST(0x2A, 0x0B, SS_RDEF, /* XXX TBD */ "Error history snapshot released") }, /* F */ { SST(0x2A, 0x0C, SS_RDEF, /* XXX TBD */ "Error recovery attributes have changed") }, /* T */ { SST(0x2A, 0x0D, SS_RDEF, /* XXX TBD */ "Data encryption capabilities changed") }, /* DT M E V */ { SST(0x2A, 0x10, SS_RDEF, /* XXX TBD */ "Timestamp changed") }, /* T */ { SST(0x2A, 0x11, SS_RDEF, /* XXX TBD */ "Data encryption parameters changed by another I_T nexus") }, /* T */ { SST(0x2A, 0x12, SS_RDEF, /* XXX TBD */ "Data encryption parameters changed by vendor specific event") }, /* T */ { SST(0x2A, 0x13, SS_RDEF, /* XXX TBD */ "Data encryption key instance counter has changed") }, /* DT R MAEBKV */ { SST(0x2A, 0x14, SS_RDEF, /* XXX TBD */ "SA creation capabilities data has changed") }, /* T M V */ { SST(0x2A, 0x15, SS_RDEF, /* XXX TBD */ "Medium removal prevention preempted") }, /* DTLPWRO K */ { SST(0x2B, 0x00, SS_RDEF, "Copy cannot execute since host cannot disconnect") }, /* DTLPWROMAEBKVF */ { SST(0x2C, 0x00, SS_RDEF, "Command sequence error") }, /* */ { SST(0x2C, 0x01, SS_RDEF, "Too many windows specified") }, /* */ { SST(0x2C, 0x02, SS_RDEF, "Invalid combination of windows specified") }, /* R */ { SST(0x2C, 0x03, SS_RDEF, "Current program area is not empty") }, /* R */ { SST(0x2C, 0x04, SS_RDEF, "Current program area is empty") }, /* B */ { SST(0x2C, 0x05, SS_RDEF, /* XXX TBD */ "Illegal power condition request") }, /* R */ { SST(0x2C, 0x06, SS_RDEF, /* XXX TBD */ "Persistent prevent conflict") }, /* DTLPWROMAEBKVF */ { SST(0x2C, 0x07, SS_RDEF, /* XXX TBD */ "Previous busy status") }, /* DTLPWROMAEBKVF */ { SST(0x2C, 0x08, SS_RDEF, /* XXX TBD */ "Previous task set full status") }, /* DTLPWROM EBKVF */ { SST(0x2C, 0x09, SS_RDEF, /* XXX TBD */ "Previous reservation conflict status") }, /* F */ { SST(0x2C, 0x0A, SS_RDEF, /* XXX TBD */ "Partition or collection contains user objects") }, /* T */ { SST(0x2C, 0x0B, SS_RDEF, /* XXX TBD */ "Not reserved") }, /* D */ { SST(0x2C, 0x0C, SS_RDEF, /* XXX TBD */ "ORWRITE generation does not match") }, /* T */ { SST(0x2D, 0x00, SS_RDEF, "Overwrite error on update in place") }, /* R */ { SST(0x2E, 0x00, SS_RDEF, /* XXX TBD */ "Insufficient time for operation") }, /* DTLPWROMAEBKVF */ { SST(0x2F, 0x00, SS_RDEF, "Commands cleared by another initiator") }, /* D */ { SST(0x2F, 0x01, SS_RDEF, /* XXX TBD */ "Commands cleared by power loss notification") }, /* DTLPWROMAEBKVF */ { SST(0x2F, 0x02, SS_RDEF, /* XXX TBD */ "Commands cleared by device server") }, /* DT WROM BK */ { SST(0x30, 0x00, SS_RDEF, "Incompatible medium installed") }, /* DT WRO BK */ { SST(0x30, 0x01, SS_RDEF, "Cannot read medium - unknown format") }, /* DT WRO BK */ { SST(0x30, 0x02, SS_RDEF, "Cannot read medium - incompatible format") }, /* DT R K */ { SST(0x30, 0x03, SS_RDEF, "Cleaning cartridge installed") }, /* DT WRO BK */ { SST(0x30, 0x04, SS_RDEF, "Cannot write medium - unknown format") }, /* DT WRO BK */ { SST(0x30, 0x05, SS_RDEF, "Cannot write medium - incompatible format") }, /* DT WRO B */ { SST(0x30, 0x06, SS_RDEF, "Cannot format medium - incompatible medium") }, /* DTL WROMAEBKVF */ { SST(0x30, 0x07, SS_RDEF, "Cleaning failure") }, /* R */ { SST(0x30, 0x08, SS_RDEF, "Cannot write - application code mismatch") }, /* R */ { SST(0x30, 0x09, SS_RDEF, "Current session not fixated for append") }, /* DT WRO AEBK */ { SST(0x30, 0x0A, SS_RDEF, /* XXX TBD */ "Cleaning request rejected") }, /* T */ { SST(0x30, 0x0C, SS_RDEF, /* XXX TBD */ "WORM medium - overwrite attempted") }, /* T */ { SST(0x30, 0x0D, SS_RDEF, /* XXX TBD */ "WORM medium - integrity check") }, /* R */ { SST(0x30, 0x10, SS_RDEF, /* XXX TBD */ "Medium not formatted") }, /* M */ { SST(0x30, 0x11, SS_RDEF, /* XXX TBD */ "Incompatible volume type") }, /* M */ { SST(0x30, 0x12, SS_RDEF, /* XXX TBD */ "Incompatible volume qualifier") }, /* M */ { SST(0x30, 0x13, SS_RDEF, /* XXX TBD */ "Cleaning volume expired") }, /* DT WRO BK */ { SST(0x31, 0x00, SS_RDEF, "Medium format corrupted") }, /* D L RO B */ { SST(0x31, 0x01, SS_RDEF, "Format command failed") }, /* R */ { SST(0x31, 0x02, SS_RDEF, /* XXX TBD */ "Zoned formatting failed due to spare linking") }, /* D B */ { SST(0x31, 0x03, SS_RDEF, /* XXX TBD */ "SANITIZE command failed") }, /* D W O BK */ { SST(0x32, 0x00, SS_RDEF, "No defect spare location available") }, /* D W O BK */ { SST(0x32, 0x01, SS_RDEF, "Defect list update failure") }, /* T */ { SST(0x33, 0x00, SS_RDEF, "Tape length error") }, /* DTLPWROMAEBKVF */ { SST(0x34, 0x00, SS_RDEF, "Enclosure failure") }, /* DTLPWROMAEBKVF */ { SST(0x35, 0x00, SS_RDEF, "Enclosure services failure") }, /* DTLPWROMAEBKVF */ { SST(0x35, 0x01, SS_RDEF, "Unsupported enclosure function") }, /* DTLPWROMAEBKVF */ { SST(0x35, 0x02, SS_RDEF, "Enclosure services unavailable") }, /* DTLPWROMAEBKVF */ { SST(0x35, 0x03, SS_RDEF, "Enclosure services transfer failure") }, /* DTLPWROMAEBKVF */ { SST(0x35, 0x04, SS_RDEF, "Enclosure services transfer refused") }, /* DTL WROMAEBKVF */ { SST(0x35, 0x05, SS_RDEF, /* XXX TBD */ "Enclosure services checksum error") }, /* L */ { SST(0x36, 0x00, SS_RDEF, "Ribbon, ink, or toner failure") }, /* DTL WROMAEBKVF */ { SST(0x37, 0x00, SS_RDEF, "Rounded parameter") }, /* B */ { SST(0x38, 0x00, SS_RDEF, /* XXX TBD */ "Event status notification") }, /* B */ { SST(0x38, 0x02, SS_RDEF, /* XXX TBD */ "ESN - power management class event") }, /* B */ { SST(0x38, 0x04, SS_RDEF, /* XXX TBD */ "ESN - media class event") }, /* B */ { SST(0x38, 0x06, SS_RDEF, /* XXX TBD */ "ESN - device busy class event") }, /* D */ { SST(0x38, 0x07, SS_RDEF, /* XXX TBD */ "Thin provisioning soft threshold reached") }, /* DTL WROMAE K */ { SST(0x39, 0x00, SS_RDEF, "Saving parameters not supported") }, /* DTL WROM BK */ { SST(0x3A, 0x00, SS_FATAL | ENXIO, "Medium not present") }, /* DT WROM BK */ { SST(0x3A, 0x01, SS_FATAL | ENXIO, "Medium not present - tray closed") }, /* DT WROM BK */ { SST(0x3A, 0x02, SS_FATAL | ENXIO, "Medium not present - tray open") }, /* DT WROM B */ { SST(0x3A, 0x03, SS_RDEF, /* XXX TBD */ "Medium not present - loadable") }, /* DT WRO B */ { SST(0x3A, 0x04, SS_RDEF, /* XXX TBD */ "Medium not present - medium auxiliary memory accessible") }, /* TL */ { SST(0x3B, 0x00, SS_RDEF, "Sequential positioning error") }, /* T */ { SST(0x3B, 0x01, SS_RDEF, "Tape position error at beginning-of-medium") }, /* T */ { SST(0x3B, 0x02, SS_RDEF, "Tape position error at end-of-medium") }, /* L */ { SST(0x3B, 0x03, SS_RDEF, "Tape or electronic vertical forms unit not ready") }, /* L */ { SST(0x3B, 0x04, SS_RDEF, "Slew failure") }, /* L */ { SST(0x3B, 0x05, SS_RDEF, "Paper jam") }, /* L */ { SST(0x3B, 0x06, SS_RDEF, "Failed to sense top-of-form") }, /* L */ { SST(0x3B, 0x07, SS_RDEF, "Failed to sense bottom-of-form") }, /* T */ { SST(0x3B, 0x08, SS_RDEF, "Reposition error") }, /* */ { SST(0x3B, 0x09, SS_RDEF, "Read past end of medium") }, /* */ { SST(0x3B, 0x0A, SS_RDEF, "Read past beginning of medium") }, /* */ { SST(0x3B, 0x0B, SS_RDEF, "Position past end of medium") }, /* T */ { SST(0x3B, 0x0C, SS_RDEF, "Position past beginning of medium") }, /* DT WROM BK */ { SST(0x3B, 0x0D, SS_FATAL | ENOSPC, "Medium destination element full") }, /* DT WROM BK */ { SST(0x3B, 0x0E, SS_RDEF, "Medium source element empty") }, /* R */ { SST(0x3B, 0x0F, SS_RDEF, "End of medium reached") }, /* DT WROM BK */ { SST(0x3B, 0x11, SS_RDEF, "Medium magazine not accessible") }, /* DT WROM BK */ { SST(0x3B, 0x12, SS_RDEF, "Medium magazine removed") }, /* DT WROM BK */ { SST(0x3B, 0x13, SS_RDEF, "Medium magazine inserted") }, /* DT WROM BK */ { SST(0x3B, 0x14, SS_RDEF, "Medium magazine locked") }, /* DT WROM BK */ { SST(0x3B, 0x15, SS_RDEF, "Medium magazine unlocked") }, /* R */ { SST(0x3B, 0x16, SS_RDEF, /* XXX TBD */ "Mechanical positioning or changer error") }, /* F */ { SST(0x3B, 0x17, SS_RDEF, /* XXX TBD */ "Read past end of user object") }, /* M */ { SST(0x3B, 0x18, SS_RDEF, /* XXX TBD */ "Element disabled") }, /* M */ { SST(0x3B, 0x19, SS_RDEF, /* XXX TBD */ "Element enabled") }, /* M */ { SST(0x3B, 0x1A, SS_RDEF, /* XXX TBD */ "Data transfer device removed") }, /* M */ { SST(0x3B, 0x1B, SS_RDEF, /* XXX TBD */ "Data transfer device inserted") }, /* T */ { SST(0x3B, 0x1C, SS_RDEF, /* XXX TBD */ "Too many logical objects on partition to support operation") }, /* DTLPWROMAE K */ { SST(0x3D, 0x00, SS_RDEF, "Invalid bits in IDENTIFY message") }, /* DTLPWROMAEBKVF */ { SST(0x3E, 0x00, SS_RDEF, "Logical unit has not self-configured yet") }, /* DTLPWROMAEBKVF */ { SST(0x3E, 0x01, SS_RDEF, "Logical unit failure") }, /* DTLPWROMAEBKVF */ { SST(0x3E, 0x02, SS_RDEF, "Timeout on logical unit") }, /* DTLPWROMAEBKVF */ { SST(0x3E, 0x03, SS_RDEF, /* XXX TBD */ "Logical unit failed self-test") }, /* DTLPWROMAEBKVF */ { SST(0x3E, 0x04, SS_RDEF, /* XXX TBD */ "Logical unit unable to update self-test log") }, /* DTLPWROMAEBKVF */ { SST(0x3F, 0x00, SS_RDEF, "Target operating conditions have changed") }, /* DTLPWROMAEBKVF */ { SST(0x3F, 0x01, SS_RDEF, "Microcode has been changed") }, /* DTLPWROM BK */ { SST(0x3F, 0x02, SS_RDEF, "Changed operating definition") }, /* DTLPWROMAEBKVF */ { SST(0x3F, 0x03, SS_RDEF, "INQUIRY data has changed") }, /* DT WROMAEBK */ { SST(0x3F, 0x04, SS_RDEF, "Component device attached") }, /* DT WROMAEBK */ { SST(0x3F, 0x05, SS_RDEF, "Device identifier changed") }, /* DT WROMAEB */ { SST(0x3F, 0x06, SS_RDEF, "Redundancy group created or modified") }, /* DT WROMAEB */ { SST(0x3F, 0x07, SS_RDEF, "Redundancy group deleted") }, /* DT WROMAEB */ { SST(0x3F, 0x08, SS_RDEF, "Spare created or modified") }, /* DT WROMAEB */ { SST(0x3F, 0x09, SS_RDEF, "Spare deleted") }, /* DT WROMAEBK */ { SST(0x3F, 0x0A, SS_RDEF, "Volume set created or modified") }, /* DT WROMAEBK */ { SST(0x3F, 0x0B, SS_RDEF, "Volume set deleted") }, /* DT WROMAEBK */ { SST(0x3F, 0x0C, SS_RDEF, "Volume set deassigned") }, /* DT WROMAEBK */ { SST(0x3F, 0x0D, SS_RDEF, "Volume set reassigned") }, /* DTLPWROMAE */ { SST(0x3F, 0x0E, SS_RDEF, /* XXX TBD */ "Reported LUNs data has changed") }, /* DTLPWROMAEBKVF */ { SST(0x3F, 0x0F, SS_RDEF, /* XXX TBD */ "Echo buffer overwritten") }, /* DT WROM B */ { SST(0x3F, 0x10, SS_RDEF, /* XXX TBD */ "Medium loadable") }, /* DT WROM B */ { SST(0x3F, 0x11, SS_RDEF, /* XXX TBD */ "Medium auxiliary memory accessible") }, /* DTLPWR MAEBK F */ { SST(0x3F, 0x12, SS_RDEF, /* XXX TBD */ "iSCSI IP address added") }, /* DTLPWR MAEBK F */ { SST(0x3F, 0x13, SS_RDEF, /* XXX TBD */ "iSCSI IP address removed") }, /* DTLPWR MAEBK F */ { SST(0x3F, 0x14, SS_RDEF, /* XXX TBD */ "iSCSI IP address changed") }, /* D */ { SST(0x40, 0x00, SS_RDEF, "RAM failure") }, /* deprecated - use 40 NN instead */ /* DTLPWROMAEBKVF */ { SST(0x40, 0x80, SS_RDEF, "Diagnostic failure: ASCQ = Component ID") }, /* DTLPWROMAEBKVF */ { SST(0x40, 0xFF, SS_RDEF | SSQ_RANGE, NULL) }, /* Range 0x80->0xFF */ /* D */ { SST(0x41, 0x00, SS_RDEF, "Data path failure") }, /* deprecated - use 40 NN instead */ /* D */ { SST(0x42, 0x00, SS_RDEF, "Power-on or self-test failure") }, /* deprecated - use 40 NN instead */ /* DTLPWROMAEBKVF */ { SST(0x43, 0x00, SS_RDEF, "Message error") }, /* DTLPWROMAEBKVF */ { SST(0x44, 0x00, SS_RDEF, "Internal target failure") }, /* DT P MAEBKVF */ { SST(0x44, 0x01, SS_RDEF, /* XXX TBD */ "Persistent reservation information lost") }, /* DT B */ { SST(0x44, 0x71, SS_RDEF, /* XXX TBD */ "ATA device failed set features") }, /* DTLPWROMAEBKVF */ { SST(0x45, 0x00, SS_RDEF, "Select or reselect failure") }, /* DTLPWROM BK */ { SST(0x46, 0x00, SS_RDEF, "Unsuccessful soft reset") }, /* DTLPWROMAEBKVF */ { SST(0x47, 0x00, SS_RDEF, "SCSI parity error") }, /* DTLPWROMAEBKVF */ { SST(0x47, 0x01, SS_RDEF, /* XXX TBD */ "Data phase CRC error detected") }, /* DTLPWROMAEBKVF */ { SST(0x47, 0x02, SS_RDEF, /* XXX TBD */ "SCSI parity error detected during ST data phase") }, /* DTLPWROMAEBKVF */ { SST(0x47, 0x03, SS_RDEF, /* XXX TBD */ "Information unit iuCRC error detected") }, /* DTLPWROMAEBKVF */ { SST(0x47, 0x04, SS_RDEF, /* XXX TBD */ "Asynchronous information protection error detected") }, /* DTLPWROMAEBKVF */ { SST(0x47, 0x05, SS_RDEF, /* XXX TBD */ "Protocol service CRC error") }, /* DT MAEBKVF */ { SST(0x47, 0x06, SS_RDEF, /* XXX TBD */ "PHY test function in progress") }, /* DT PWROMAEBK */ { SST(0x47, 0x7F, SS_RDEF, /* XXX TBD */ "Some commands cleared by iSCSI protocol event") }, /* DTLPWROMAEBKVF */ { SST(0x48, 0x00, SS_RDEF, "Initiator detected error message received") }, /* DTLPWROMAEBKVF */ { SST(0x49, 0x00, SS_RDEF, "Invalid message error") }, /* DTLPWROMAEBKVF */ { SST(0x4A, 0x00, SS_RDEF, "Command phase error") }, /* DTLPWROMAEBKVF */ { SST(0x4B, 0x00, SS_RDEF, "Data phase error") }, /* DT PWROMAEBK */ { SST(0x4B, 0x01, SS_RDEF, /* XXX TBD */ "Invalid target port transfer tag received") }, /* DT PWROMAEBK */ { SST(0x4B, 0x02, SS_RDEF, /* XXX TBD */ "Too much write data") }, /* DT PWROMAEBK */ { SST(0x4B, 0x03, SS_RDEF, /* XXX TBD */ "ACK/NAK timeout") }, /* DT PWROMAEBK */ { SST(0x4B, 0x04, SS_RDEF, /* XXX TBD */ "NAK received") }, /* DT PWROMAEBK */ { SST(0x4B, 0x05, SS_RDEF, /* XXX TBD */ "Data offset error") }, /* DT PWROMAEBK */ { SST(0x4B, 0x06, SS_RDEF, /* XXX TBD */ "Initiator response timeout") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x07, SS_RDEF, /* XXX TBD */ "Connection lost") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x08, SS_RDEF, /* XXX TBD */ "Data-in buffer overflow - data buffer size") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x09, SS_RDEF, /* XXX TBD */ "Data-in buffer overflow - data buffer descriptor area") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x0A, SS_RDEF, /* XXX TBD */ "Data-in buffer error") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x0B, SS_RDEF, /* XXX TBD */ "Data-out buffer overflow - data buffer size") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x0C, SS_RDEF, /* XXX TBD */ "Data-out buffer overflow - data buffer descriptor area") }, /* DT PWROMAEBK F */ { SST(0x4B, 0x0D, SS_RDEF, /* XXX TBD */ "Data-out buffer error") }, /* DTLPWROMAEBKVF */ { SST(0x4C, 0x00, SS_RDEF, "Logical unit failed self-configuration") }, /* DTLPWROMAEBKVF */ { SST(0x4D, 0x00, SS_RDEF, "Tagged overlapped commands: ASCQ = Queue tag ID") }, /* DTLPWROMAEBKVF */ { SST(0x4D, 0xFF, SS_RDEF | SSQ_RANGE, NULL) }, /* Range 0x00->0xFF */ /* DTLPWROMAEBKVF */ { SST(0x4E, 0x00, SS_RDEF, "Overlapped commands attempted") }, /* T */ { SST(0x50, 0x00, SS_RDEF, "Write append error") }, /* T */ { SST(0x50, 0x01, SS_RDEF, "Write append position error") }, /* T */ { SST(0x50, 0x02, SS_RDEF, "Position error related to timing") }, /* T RO */ { SST(0x51, 0x00, SS_RDEF, "Erase failure") }, /* R */ { SST(0x51, 0x01, SS_RDEF, /* XXX TBD */ "Erase failure - incomplete erase operation detected") }, /* T */ { SST(0x52, 0x00, SS_RDEF, "Cartridge fault") }, /* DTL WROM BK */ { SST(0x53, 0x00, SS_RDEF, "Media load or eject failed") }, /* T */ { SST(0x53, 0x01, SS_RDEF, "Unload tape failure") }, /* DT WROM BK */ { SST(0x53, 0x02, SS_RDEF, "Medium removal prevented") }, /* M */ { SST(0x53, 0x03, SS_RDEF, /* XXX TBD */ "Medium removal prevented by data transfer element") }, /* T */ { SST(0x53, 0x04, SS_RDEF, /* XXX TBD */ "Medium thread or unthread failure") }, /* M */ { SST(0x53, 0x05, SS_RDEF, /* XXX TBD */ "Volume identifier invalid") }, /* T */ { SST(0x53, 0x06, SS_RDEF, /* XXX TBD */ "Volume identifier missing") }, /* M */ { SST(0x53, 0x07, SS_RDEF, /* XXX TBD */ "Duplicate volume identifier") }, /* M */ { SST(0x53, 0x08, SS_RDEF, /* XXX TBD */ "Element status unknown") }, /* P */ { SST(0x54, 0x00, SS_RDEF, "SCSI to host system interface failure") }, /* P */ { SST(0x55, 0x00, SS_RDEF, "System resource failure") }, /* D O BK */ { SST(0x55, 0x01, SS_FATAL | ENOSPC, "System buffer full") }, /* DTLPWROMAE K */ { SST(0x55, 0x02, SS_RDEF, /* XXX TBD */ "Insufficient reservation resources") }, /* DTLPWROMAE K */ { SST(0x55, 0x03, SS_RDEF, /* XXX TBD */ "Insufficient resources") }, /* DTLPWROMAE K */ { SST(0x55, 0x04, SS_RDEF, /* XXX TBD */ "Insufficient registration resources") }, /* DT PWROMAEBK */ { SST(0x55, 0x05, SS_RDEF, /* XXX TBD */ "Insufficient access control resources") }, /* DT WROM B */ { SST(0x55, 0x06, SS_RDEF, /* XXX TBD */ "Auxiliary memory out of space") }, /* F */ { SST(0x55, 0x07, SS_RDEF, /* XXX TBD */ "Quota error") }, /* T */ { SST(0x55, 0x08, SS_RDEF, /* XXX TBD */ "Maximum number of supplemental decryption keys exceeded") }, /* M */ { SST(0x55, 0x09, SS_RDEF, /* XXX TBD */ "Medium auxiliary memory not accessible") }, /* M */ { SST(0x55, 0x0A, SS_RDEF, /* XXX TBD */ "Data currently unavailable") }, /* DTLPWROMAEBKVF */ { SST(0x55, 0x0B, SS_RDEF, /* XXX TBD */ "Insufficient power for operation") }, /* DT P B */ { SST(0x55, 0x0C, SS_RDEF, /* XXX TBD */ "Insufficient resources to create ROD") }, /* DT P B */ { SST(0x55, 0x0D, SS_RDEF, /* XXX TBD */ "Insufficient resources to create ROD token") }, /* R */ { SST(0x57, 0x00, SS_RDEF, "Unable to recover table-of-contents") }, /* O */ { SST(0x58, 0x00, SS_RDEF, "Generation does not exist") }, /* O */ { SST(0x59, 0x00, SS_RDEF, "Updated block read") }, /* DTLPWRO BK */ { SST(0x5A, 0x00, SS_RDEF, "Operator request or state change input") }, /* DT WROM BK */ { SST(0x5A, 0x01, SS_RDEF, "Operator medium removal request") }, /* DT WRO A BK */ { SST(0x5A, 0x02, SS_RDEF, "Operator selected write protect") }, /* DT WRO A BK */ { SST(0x5A, 0x03, SS_RDEF, "Operator selected write permit") }, /* DTLPWROM K */ { SST(0x5B, 0x00, SS_RDEF, "Log exception") }, /* DTLPWROM K */ { SST(0x5B, 0x01, SS_RDEF, "Threshold condition met") }, /* DTLPWROM K */ { SST(0x5B, 0x02, SS_RDEF, "Log counter at maximum") }, /* DTLPWROM K */ { SST(0x5B, 0x03, SS_RDEF, "Log list codes exhausted") }, /* D O */ { SST(0x5C, 0x00, SS_RDEF, "RPL status change") }, /* D O */ { SST(0x5C, 0x01, SS_NOP | SSQ_PRINT_SENSE, "Spindles synchronized") }, /* D O */ { SST(0x5C, 0x02, SS_RDEF, "Spindles not synchronized") }, /* DTLPWROMAEBKVF */ { SST(0x5D, 0x00, SS_RDEF, "Failure prediction threshold exceeded") }, /* R B */ { SST(0x5D, 0x01, SS_RDEF, /* XXX TBD */ "Media failure prediction threshold exceeded") }, /* R */ { SST(0x5D, 0x02, SS_RDEF, /* XXX TBD */ "Logical unit failure prediction threshold exceeded") }, /* R */ { SST(0x5D, 0x03, SS_RDEF, /* XXX TBD */ "Spare area exhaustion prediction threshold exceeded") }, /* D B */ { SST(0x5D, 0x10, SS_RDEF, /* XXX TBD */ "Hardware impending failure general hard drive failure") }, /* D B */ { SST(0x5D, 0x11, SS_RDEF, /* XXX TBD */ "Hardware impending failure drive error rate too high") }, /* D B */ { SST(0x5D, 0x12, SS_RDEF, /* XXX TBD */ "Hardware impending failure data error rate too high") }, /* D B */ { SST(0x5D, 0x13, SS_RDEF, /* XXX TBD */ "Hardware impending failure seek error rate too high") }, /* D B */ { SST(0x5D, 0x14, SS_RDEF, /* XXX TBD */ "Hardware impending failure too many block reassigns") }, /* D B */ { SST(0x5D, 0x15, SS_RDEF, /* XXX TBD */ "Hardware impending failure access times too high") }, /* D B */ { SST(0x5D, 0x16, SS_RDEF, /* XXX TBD */ "Hardware impending failure start unit times too high") }, /* D B */ { SST(0x5D, 0x17, SS_RDEF, /* XXX TBD */ "Hardware impending failure channel parametrics") }, /* D B */ { SST(0x5D, 0x18, SS_RDEF, /* XXX TBD */ "Hardware impending failure controller detected") }, /* D B */ { SST(0x5D, 0x19, SS_RDEF, /* XXX TBD */ "Hardware impending failure throughput performance") }, /* D B */ { SST(0x5D, 0x1A, SS_RDEF, /* XXX TBD */ "Hardware impending failure seek time performance") }, /* D B */ { SST(0x5D, 0x1B, SS_RDEF, /* XXX TBD */ "Hardware impending failure spin-up retry count") }, /* D B */ { SST(0x5D, 0x1C, SS_RDEF, /* XXX TBD */ "Hardware impending failure drive calibration retry count") }, /* D B */ { SST(0x5D, 0x20, SS_RDEF, /* XXX TBD */ "Controller impending failure general hard drive failure") }, /* D B */ { SST(0x5D, 0x21, SS_RDEF, /* XXX TBD */ "Controller impending failure drive error rate too high") }, /* D B */ { SST(0x5D, 0x22, SS_RDEF, /* XXX TBD */ "Controller impending failure data error rate too high") }, /* D B */ { SST(0x5D, 0x23, SS_RDEF, /* XXX TBD */ "Controller impending failure seek error rate too high") }, /* D B */ { SST(0x5D, 0x24, SS_RDEF, /* XXX TBD */ "Controller impending failure too many block reassigns") }, /* D B */ { SST(0x5D, 0x25, SS_RDEF, /* XXX TBD */ "Controller impending failure access times too high") }, /* D B */ { SST(0x5D, 0x26, SS_RDEF, /* XXX TBD */ "Controller impending failure start unit times too high") }, /* D B */ { SST(0x5D, 0x27, SS_RDEF, /* XXX TBD */ "Controller impending failure channel parametrics") }, /* D B */ { SST(0x5D, 0x28, SS_RDEF, /* XXX TBD */ "Controller impending failure controller detected") }, /* D B */ { SST(0x5D, 0x29, SS_RDEF, /* XXX TBD */ "Controller impending failure throughput performance") }, /* D B */ { SST(0x5D, 0x2A, SS_RDEF, /* XXX TBD */ "Controller impending failure seek time performance") }, /* D B */ { SST(0x5D, 0x2B, SS_RDEF, /* XXX TBD */ "Controller impending failure spin-up retry count") }, /* D B */ { SST(0x5D, 0x2C, SS_RDEF, /* XXX TBD */ "Controller impending failure drive calibration retry count") }, /* D B */ { SST(0x5D, 0x30, SS_RDEF, /* XXX TBD */ "Data channel impending failure general hard drive failure") }, /* D B */ { SST(0x5D, 0x31, SS_RDEF, /* XXX TBD */ "Data channel impending failure drive error rate too high") }, /* D B */ { SST(0x5D, 0x32, SS_RDEF, /* XXX TBD */ "Data channel impending failure data error rate too high") }, /* D B */ { SST(0x5D, 0x33, SS_RDEF, /* XXX TBD */ "Data channel impending failure seek error rate too high") }, /* D B */ { SST(0x5D, 0x34, SS_RDEF, /* XXX TBD */ "Data channel impending failure too many block reassigns") }, /* D B */ { SST(0x5D, 0x35, SS_RDEF, /* XXX TBD */ "Data channel impending failure access times too high") }, /* D B */ { SST(0x5D, 0x36, SS_RDEF, /* XXX TBD */ "Data channel impending failure start unit times too high") }, /* D B */ { SST(0x5D, 0x37, SS_RDEF, /* XXX TBD */ "Data channel impending failure channel parametrics") }, /* D B */ { SST(0x5D, 0x38, SS_RDEF, /* XXX TBD */ "Data channel impending failure controller detected") }, /* D B */ { SST(0x5D, 0x39, SS_RDEF, /* XXX TBD */ "Data channel impending failure throughput performance") }, /* D B */ { SST(0x5D, 0x3A, SS_RDEF, /* XXX TBD */ "Data channel impending failure seek time performance") }, /* D B */ { SST(0x5D, 0x3B, SS_RDEF, /* XXX TBD */ "Data channel impending failure spin-up retry count") }, /* D B */ { SST(0x5D, 0x3C, SS_RDEF, /* XXX TBD */ "Data channel impending failure drive calibration retry count") }, /* D B */ { SST(0x5D, 0x40, SS_RDEF, /* XXX TBD */ "Servo impending failure general hard drive failure") }, /* D B */ { SST(0x5D, 0x41, SS_RDEF, /* XXX TBD */ "Servo impending failure drive error rate too high") }, /* D B */ { SST(0x5D, 0x42, SS_RDEF, /* XXX TBD */ "Servo impending failure data error rate too high") }, /* D B */ { SST(0x5D, 0x43, SS_RDEF, /* XXX TBD */ "Servo impending failure seek error rate too high") }, /* D B */ { SST(0x5D, 0x44, SS_RDEF, /* XXX TBD */ "Servo impending failure too many block reassigns") }, /* D B */ { SST(0x5D, 0x45, SS_RDEF, /* XXX TBD */ "Servo impending failure access times too high") }, /* D B */ { SST(0x5D, 0x46, SS_RDEF, /* XXX TBD */ "Servo impending failure start unit times too high") }, /* D B */ { SST(0x5D, 0x47, SS_RDEF, /* XXX TBD */ "Servo impending failure channel parametrics") }, /* D B */ { SST(0x5D, 0x48, SS_RDEF, /* XXX TBD */ "Servo impending failure controller detected") }, /* D B */ { SST(0x5D, 0x49, SS_RDEF, /* XXX TBD */ "Servo impending failure throughput performance") }, /* D B */ { SST(0x5D, 0x4A, SS_RDEF, /* XXX TBD */ "Servo impending failure seek time performance") }, /* D B */ { SST(0x5D, 0x4B, SS_RDEF, /* XXX TBD */ "Servo impending failure spin-up retry count") }, /* D B */ { SST(0x5D, 0x4C, SS_RDEF, /* XXX TBD */ "Servo impending failure drive calibration retry count") }, /* D B */ { SST(0x5D, 0x50, SS_RDEF, /* XXX TBD */ "Spindle impending failure general hard drive failure") }, /* D B */ { SST(0x5D, 0x51, SS_RDEF, /* XXX TBD */ "Spindle impending failure drive error rate too high") }, /* D B */ { SST(0x5D, 0x52, SS_RDEF, /* XXX TBD */ "Spindle impending failure data error rate too high") }, /* D B */ { SST(0x5D, 0x53, SS_RDEF, /* XXX TBD */ "Spindle impending failure seek error rate too high") }, /* D B */ { SST(0x5D, 0x54, SS_RDEF, /* XXX TBD */ "Spindle impending failure too many block reassigns") }, /* D B */ { SST(0x5D, 0x55, SS_RDEF, /* XXX TBD */ "Spindle impending failure access times too high") }, /* D B */ { SST(0x5D, 0x56, SS_RDEF, /* XXX TBD */ "Spindle impending failure start unit times too high") }, /* D B */ { SST(0x5D, 0x57, SS_RDEF, /* XXX TBD */ "Spindle impending failure channel parametrics") }, /* D B */ { SST(0x5D, 0x58, SS_RDEF, /* XXX TBD */ "Spindle impending failure controller detected") }, /* D B */ { SST(0x5D, 0x59, SS_RDEF, /* XXX TBD */ "Spindle impending failure throughput performance") }, /* D B */ { SST(0x5D, 0x5A, SS_RDEF, /* XXX TBD */ "Spindle impending failure seek time performance") }, /* D B */ { SST(0x5D, 0x5B, SS_RDEF, /* XXX TBD */ "Spindle impending failure spin-up retry count") }, /* D B */ { SST(0x5D, 0x5C, SS_RDEF, /* XXX TBD */ "Spindle impending failure drive calibration retry count") }, /* D B */ { SST(0x5D, 0x60, SS_RDEF, /* XXX TBD */ "Firmware impending failure general hard drive failure") }, /* D B */ { SST(0x5D, 0x61, SS_RDEF, /* XXX TBD */ "Firmware impending failure drive error rate too high") }, /* D B */ { SST(0x5D, 0x62, SS_RDEF, /* XXX TBD */ "Firmware impending failure data error rate too high") }, /* D B */ { SST(0x5D, 0x63, SS_RDEF, /* XXX TBD */ "Firmware impending failure seek error rate too high") }, /* D B */ { SST(0x5D, 0x64, SS_RDEF, /* XXX TBD */ "Firmware impending failure too many block reassigns") }, /* D B */ { SST(0x5D, 0x65, SS_RDEF, /* XXX TBD */ "Firmware impending failure access times too high") }, /* D B */ { SST(0x5D, 0x66, SS_RDEF, /* XXX TBD */ "Firmware impending failure start unit times too high") }, /* D B */ { SST(0x5D, 0x67, SS_RDEF, /* XXX TBD */ "Firmware impending failure channel parametrics") }, /* D B */ { SST(0x5D, 0x68, SS_RDEF, /* XXX TBD */ "Firmware impending failure controller detected") }, /* D B */ { SST(0x5D, 0x69, SS_RDEF, /* XXX TBD */ "Firmware impending failure throughput performance") }, /* D B */ { SST(0x5D, 0x6A, SS_RDEF, /* XXX TBD */ "Firmware impending failure seek time performance") }, /* D B */ { SST(0x5D, 0x6B, SS_RDEF, /* XXX TBD */ "Firmware impending failure spin-up retry count") }, /* D B */ { SST(0x5D, 0x6C, SS_RDEF, /* XXX TBD */ "Firmware impending failure drive calibration retry count") }, /* DTLPWROMAEBKVF */ { SST(0x5D, 0xFF, SS_RDEF, "Failure prediction threshold exceeded (false)") }, /* DTLPWRO A K */ { SST(0x5E, 0x00, SS_RDEF, "Low power condition on") }, /* DTLPWRO A K */ { SST(0x5E, 0x01, SS_RDEF, "Idle condition activated by timer") }, /* DTLPWRO A K */ { SST(0x5E, 0x02, SS_RDEF, "Standby condition activated by timer") }, /* DTLPWRO A K */ { SST(0x5E, 0x03, SS_RDEF, "Idle condition activated by command") }, /* DTLPWRO A K */ { SST(0x5E, 0x04, SS_RDEF, "Standby condition activated by command") }, /* DTLPWRO A K */ { SST(0x5E, 0x05, SS_RDEF, "Idle-B condition activated by timer") }, /* DTLPWRO A K */ { SST(0x5E, 0x06, SS_RDEF, "Idle-B condition activated by command") }, /* DTLPWRO A K */ { SST(0x5E, 0x07, SS_RDEF, "Idle-C condition activated by timer") }, /* DTLPWRO A K */ { SST(0x5E, 0x08, SS_RDEF, "Idle-C condition activated by command") }, /* DTLPWRO A K */ { SST(0x5E, 0x09, SS_RDEF, "Standby-Y condition activated by timer") }, /* DTLPWRO A K */ { SST(0x5E, 0x0A, SS_RDEF, "Standby-Y condition activated by command") }, /* B */ { SST(0x5E, 0x41, SS_RDEF, /* XXX TBD */ "Power state change to active") }, /* B */ { SST(0x5E, 0x42, SS_RDEF, /* XXX TBD */ "Power state change to idle") }, /* B */ { SST(0x5E, 0x43, SS_RDEF, /* XXX TBD */ "Power state change to standby") }, /* B */ { SST(0x5E, 0x45, SS_RDEF, /* XXX TBD */ "Power state change to sleep") }, /* BK */ { SST(0x5E, 0x47, SS_RDEF, /* XXX TBD */ "Power state change to device control") }, /* */ { SST(0x60, 0x00, SS_RDEF, "Lamp failure") }, /* */ { SST(0x61, 0x00, SS_RDEF, "Video acquisition error") }, /* */ { SST(0x61, 0x01, SS_RDEF, "Unable to acquire video") }, /* */ { SST(0x61, 0x02, SS_RDEF, "Out of focus") }, /* */ { SST(0x62, 0x00, SS_RDEF, "Scan head positioning error") }, /* R */ { SST(0x63, 0x00, SS_RDEF, "End of user area encountered on this track") }, /* R */ { SST(0x63, 0x01, SS_FATAL | ENOSPC, "Packet does not fit in available space") }, /* R */ { SST(0x64, 0x00, SS_FATAL | ENXIO, "Illegal mode for this track") }, /* R */ { SST(0x64, 0x01, SS_RDEF, "Invalid packet size") }, /* DTLPWROMAEBKVF */ { SST(0x65, 0x00, SS_RDEF, "Voltage fault") }, /* */ { SST(0x66, 0x00, SS_RDEF, "Automatic document feeder cover up") }, /* */ { SST(0x66, 0x01, SS_RDEF, "Automatic document feeder lift up") }, /* */ { SST(0x66, 0x02, SS_RDEF, "Document jam in automatic document feeder") }, /* */ { SST(0x66, 0x03, SS_RDEF, "Document miss feed automatic in document feeder") }, /* A */ { SST(0x67, 0x00, SS_RDEF, "Configuration failure") }, /* A */ { SST(0x67, 0x01, SS_RDEF, "Configuration of incapable logical units failed") }, /* A */ { SST(0x67, 0x02, SS_RDEF, "Add logical unit failed") }, /* A */ { SST(0x67, 0x03, SS_RDEF, "Modification of logical unit failed") }, /* A */ { SST(0x67, 0x04, SS_RDEF, "Exchange of logical unit failed") }, /* A */ { SST(0x67, 0x05, SS_RDEF, "Remove of logical unit failed") }, /* A */ { SST(0x67, 0x06, SS_RDEF, "Attachment of logical unit failed") }, /* A */ { SST(0x67, 0x07, SS_RDEF, "Creation of logical unit failed") }, /* A */ { SST(0x67, 0x08, SS_RDEF, /* XXX TBD */ "Assign failure occurred") }, /* A */ { SST(0x67, 0x09, SS_RDEF, /* XXX TBD */ "Multiply assigned logical unit") }, /* DTLPWROMAEBKVF */ { SST(0x67, 0x0A, SS_RDEF, /* XXX TBD */ "Set target port groups command failed") }, /* DT B */ { SST(0x67, 0x0B, SS_RDEF, /* XXX TBD */ "ATA device feature not enabled") }, /* A */ { SST(0x68, 0x00, SS_RDEF, "Logical unit not configured") }, /* A */ { SST(0x69, 0x00, SS_RDEF, "Data loss on logical unit") }, /* A */ { SST(0x69, 0x01, SS_RDEF, "Multiple logical unit failures") }, /* A */ { SST(0x69, 0x02, SS_RDEF, "Parity/data mismatch") }, /* A */ { SST(0x6A, 0x00, SS_RDEF, "Informational, refer to log") }, /* A */ { SST(0x6B, 0x00, SS_RDEF, "State change has occurred") }, /* A */ { SST(0x6B, 0x01, SS_RDEF, "Redundancy level got better") }, /* A */ { SST(0x6B, 0x02, SS_RDEF, "Redundancy level got worse") }, /* A */ { SST(0x6C, 0x00, SS_RDEF, "Rebuild failure occurred") }, /* A */ { SST(0x6D, 0x00, SS_RDEF, "Recalculate failure occurred") }, /* A */ { SST(0x6E, 0x00, SS_RDEF, "Command to logical unit failed") }, /* R */ { SST(0x6F, 0x00, SS_RDEF, /* XXX TBD */ "Copy protection key exchange failure - authentication failure") }, /* R */ { SST(0x6F, 0x01, SS_RDEF, /* XXX TBD */ "Copy protection key exchange failure - key not present") }, /* R */ { SST(0x6F, 0x02, SS_RDEF, /* XXX TBD */ "Copy protection key exchange failure - key not established") }, /* R */ { SST(0x6F, 0x03, SS_RDEF, /* XXX TBD */ "Read of scrambled sector without authentication") }, /* R */ { SST(0x6F, 0x04, SS_RDEF, /* XXX TBD */ "Media region code is mismatched to logical unit region") }, /* R */ { SST(0x6F, 0x05, SS_RDEF, /* XXX TBD */ "Drive region must be permanent/region reset count error") }, /* R */ { SST(0x6F, 0x06, SS_RDEF, /* XXX TBD */ "Insufficient block count for binding NONCE recording") }, /* R */ { SST(0x6F, 0x07, SS_RDEF, /* XXX TBD */ "Conflict in binding NONCE recording") }, /* T */ { SST(0x70, 0x00, SS_RDEF, "Decompression exception short: ASCQ = Algorithm ID") }, /* T */ { SST(0x70, 0xFF, SS_RDEF | SSQ_RANGE, NULL) }, /* Range 0x00 -> 0xFF */ /* T */ { SST(0x71, 0x00, SS_RDEF, "Decompression exception long: ASCQ = Algorithm ID") }, /* T */ { SST(0x71, 0xFF, SS_RDEF | SSQ_RANGE, NULL) }, /* Range 0x00 -> 0xFF */ /* R */ { SST(0x72, 0x00, SS_RDEF, "Session fixation error") }, /* R */ { SST(0x72, 0x01, SS_RDEF, "Session fixation error writing lead-in") }, /* R */ { SST(0x72, 0x02, SS_RDEF, "Session fixation error writing lead-out") }, /* R */ { SST(0x72, 0x03, SS_RDEF, "Session fixation error - incomplete track in session") }, /* R */ { SST(0x72, 0x04, SS_RDEF, "Empty or partially written reserved track") }, /* R */ { SST(0x72, 0x05, SS_RDEF, /* XXX TBD */ "No more track reservations allowed") }, /* R */ { SST(0x72, 0x06, SS_RDEF, /* XXX TBD */ "RMZ extension is not allowed") }, /* R */ { SST(0x72, 0x07, SS_RDEF, /* XXX TBD */ "No more test zone extensions are allowed") }, /* R */ { SST(0x73, 0x00, SS_RDEF, "CD control error") }, /* R */ { SST(0x73, 0x01, SS_RDEF, "Power calibration area almost full") }, /* R */ { SST(0x73, 0x02, SS_FATAL | ENOSPC, "Power calibration area is full") }, /* R */ { SST(0x73, 0x03, SS_RDEF, "Power calibration area error") }, /* R */ { SST(0x73, 0x04, SS_RDEF, "Program memory area update failure") }, /* R */ { SST(0x73, 0x05, SS_RDEF, "Program memory area is full") }, /* R */ { SST(0x73, 0x06, SS_RDEF, /* XXX TBD */ "RMA/PMA is almost full") }, /* R */ { SST(0x73, 0x10, SS_RDEF, /* XXX TBD */ "Current power calibration area almost full") }, /* R */ { SST(0x73, 0x11, SS_RDEF, /* XXX TBD */ "Current power calibration area is full") }, /* R */ { SST(0x73, 0x17, SS_RDEF, /* XXX TBD */ "RDZ is full") }, /* T */ { SST(0x74, 0x00, SS_RDEF, /* XXX TBD */ "Security error") }, /* T */ { SST(0x74, 0x01, SS_RDEF, /* XXX TBD */ "Unable to decrypt data") }, /* T */ { SST(0x74, 0x02, SS_RDEF, /* XXX TBD */ "Unencrypted data encountered while decrypting") }, /* T */ { SST(0x74, 0x03, SS_RDEF, /* XXX TBD */ "Incorrect data encryption key") }, /* T */ { SST(0x74, 0x04, SS_RDEF, /* XXX TBD */ "Cryptographic integrity validation failed") }, /* T */ { SST(0x74, 0x05, SS_RDEF, /* XXX TBD */ "Error decrypting data") }, /* T */ { SST(0x74, 0x06, SS_RDEF, /* XXX TBD */ "Unknown signature verification key") }, /* T */ { SST(0x74, 0x07, SS_RDEF, /* XXX TBD */ "Encryption parameters not useable") }, /* DT R M E VF */ { SST(0x74, 0x08, SS_RDEF, /* XXX TBD */ "Digital signature validation failure") }, /* T */ { SST(0x74, 0x09, SS_RDEF, /* XXX TBD */ "Encryption mode mismatch on read") }, /* T */ { SST(0x74, 0x0A, SS_RDEF, /* XXX TBD */ "Encrypted block not raw read enabled") }, /* T */ { SST(0x74, 0x0B, SS_RDEF, /* XXX TBD */ "Incorrect encryption parameters") }, /* DT R MAEBKV */ { SST(0x74, 0x0C, SS_RDEF, /* XXX TBD */ "Unable to decrypt parameter list") }, /* T */ { SST(0x74, 0x0D, SS_RDEF, /* XXX TBD */ "Encryption algorithm disabled") }, /* DT R MAEBKV */ { SST(0x74, 0x10, SS_RDEF, /* XXX TBD */ "SA creation parameter value invalid") }, /* DT R MAEBKV */ { SST(0x74, 0x11, SS_RDEF, /* XXX TBD */ "SA creation parameter value rejected") }, /* DT R MAEBKV */ { SST(0x74, 0x12, SS_RDEF, /* XXX TBD */ "Invalid SA usage") }, /* T */ { SST(0x74, 0x21, SS_RDEF, /* XXX TBD */ "Data encryption configuration prevented") }, /* DT R MAEBKV */ { SST(0x74, 0x30, SS_RDEF, /* XXX TBD */ "SA creation parameter not supported") }, /* DT R MAEBKV */ { SST(0x74, 0x40, SS_RDEF, /* XXX TBD */ "Authentication failed") }, /* V */ { SST(0x74, 0x61, SS_RDEF, /* XXX TBD */ "External data encryption key manager access error") }, /* V */ { SST(0x74, 0x62, SS_RDEF, /* XXX TBD */ "External data encryption key manager error") }, /* V */ { SST(0x74, 0x63, SS_RDEF, /* XXX TBD */ "External data encryption key not found") }, /* V */ { SST(0x74, 0x64, SS_RDEF, /* XXX TBD */ "External data encryption request not authorized") }, /* T */ { SST(0x74, 0x6E, SS_RDEF, /* XXX TBD */ "External data encryption control timeout") }, /* T */ { SST(0x74, 0x6F, SS_RDEF, /* XXX TBD */ "External data encryption control error") }, /* DT R M E V */ { SST(0x74, 0x71, SS_RDEF, /* XXX TBD */ "Logical unit access not authorized") }, /* D */ { SST(0x74, 0x79, SS_RDEF, /* XXX TBD */ "Security conflict in translated device") } }; const int asc_table_size = sizeof(asc_table)/sizeof(asc_table[0]); struct asc_key { int asc; int ascq; }; static int ascentrycomp(const void *key, const void *member) { int asc; int ascq; const struct asc_table_entry *table_entry; asc = ((const struct asc_key *)key)->asc; ascq = ((const struct asc_key *)key)->ascq; table_entry = (const struct asc_table_entry *)member; if (asc >= table_entry->asc) { if (asc > table_entry->asc) return (1); if (ascq <= table_entry->ascq) { /* Check for ranges */ if (ascq == table_entry->ascq || ((table_entry->action & SSQ_RANGE) != 0 && ascq >= (table_entry - 1)->ascq)) return (0); return (-1); } return (1); } return (-1); } static int senseentrycomp(const void *key, const void *member) { int sense_key; const struct sense_key_table_entry *table_entry; sense_key = *((const int *)key); table_entry = (const struct sense_key_table_entry *)member; if (sense_key >= table_entry->sense_key) { if (sense_key == table_entry->sense_key) return (0); return (1); } return (-1); } static void fetchtableentries(int sense_key, int asc, int ascq, struct scsi_inquiry_data *inq_data, const struct sense_key_table_entry **sense_entry, const struct asc_table_entry **asc_entry) { caddr_t match; const struct asc_table_entry *asc_tables[2]; const struct sense_key_table_entry *sense_tables[2]; struct asc_key asc_ascq; size_t asc_tables_size[2]; size_t sense_tables_size[2]; int num_asc_tables; int num_sense_tables; int i; /* Default to failure */ *sense_entry = NULL; *asc_entry = NULL; match = NULL; if (inq_data != NULL) match = cam_quirkmatch((caddr_t)inq_data, (caddr_t)sense_quirk_table, sense_quirk_table_size, sizeof(*sense_quirk_table), scsi_inquiry_match); if (match != NULL) { struct scsi_sense_quirk_entry *quirk; quirk = (struct scsi_sense_quirk_entry *)match; asc_tables[0] = quirk->asc_info; asc_tables_size[0] = quirk->num_ascs; asc_tables[1] = asc_table; asc_tables_size[1] = asc_table_size; num_asc_tables = 2; sense_tables[0] = quirk->sense_key_info; sense_tables_size[0] = quirk->num_sense_keys; sense_tables[1] = sense_key_table; sense_tables_size[1] = sense_key_table_size; num_sense_tables = 2; } else { asc_tables[0] = asc_table; asc_tables_size[0] = asc_table_size; num_asc_tables = 1; sense_tables[0] = sense_key_table; sense_tables_size[0] = sense_key_table_size; num_sense_tables = 1; } asc_ascq.asc = asc; asc_ascq.ascq = ascq; for (i = 0; i < num_asc_tables; i++) { void *found_entry; found_entry = bsearch(&asc_ascq, asc_tables[i], asc_tables_size[i], sizeof(**asc_tables), ascentrycomp); if (found_entry) { *asc_entry = (struct asc_table_entry *)found_entry; break; } } for (i = 0; i < num_sense_tables; i++) { void *found_entry; found_entry = bsearch(&sense_key, sense_tables[i], sense_tables_size[i], sizeof(**sense_tables), senseentrycomp); if (found_entry) { *sense_entry = (struct sense_key_table_entry *)found_entry; break; } } } void scsi_sense_desc(int sense_key, int asc, int ascq, struct scsi_inquiry_data *inq_data, const char **sense_key_desc, const char **asc_desc) { const struct asc_table_entry *asc_entry; const struct sense_key_table_entry *sense_entry; fetchtableentries(sense_key, asc, ascq, inq_data, &sense_entry, &asc_entry); if (sense_entry != NULL) *sense_key_desc = sense_entry->desc; else *sense_key_desc = "Invalid Sense Key"; if (asc_entry != NULL) *asc_desc = asc_entry->desc; else if (asc >= 0x80 && asc <= 0xff) *asc_desc = "Vendor Specific ASC"; else if (ascq >= 0x80 && ascq <= 0xff) *asc_desc = "Vendor Specific ASCQ"; else *asc_desc = "Reserved ASC/ASCQ pair"; } /* * Given sense and device type information, return the appropriate action. * If we do not understand the specific error as identified by the ASC/ASCQ * pair, fall back on the more generic actions derived from the sense key. */ scsi_sense_action scsi_error_action(struct ccb_scsiio *csio, struct scsi_inquiry_data *inq_data, u_int32_t sense_flags) { const struct asc_table_entry *asc_entry; const struct sense_key_table_entry *sense_entry; int error_code, sense_key, asc, ascq; scsi_sense_action action; if (!scsi_extract_sense_ccb((union ccb *)csio, &error_code, &sense_key, &asc, &ascq)) { action = SS_RETRY | SSQ_DECREMENT_COUNT | SSQ_PRINT_SENSE | EIO; } else if ((error_code == SSD_DEFERRED_ERROR) || (error_code == SSD_DESC_DEFERRED_ERROR)) { /* * XXX dufault@FreeBSD.org * This error doesn't relate to the command associated * with this request sense. A deferred error is an error * for a command that has already returned GOOD status * (see SCSI2 8.2.14.2). * * By my reading of that section, it looks like the current * command has been cancelled, we should now clean things up * (hopefully recovering any lost data) and then retry the * current command. There are two easy choices, both wrong: * * 1. Drop through (like we had been doing), thus treating * this as if the error were for the current command and * return and stop the current command. * * 2. Issue a retry (like I made it do) thus hopefully * recovering the current transfer, and ignoring the * fact that we've dropped a command. * * These should probably be handled in a device specific * sense handler or punted back up to a user mode daemon */ action = SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE; } else { fetchtableentries(sense_key, asc, ascq, inq_data, &sense_entry, &asc_entry); /* * Override the 'No additional Sense' entry (0,0) * with the error action of the sense key. */ if (asc_entry != NULL && (asc != 0 || ascq != 0)) action = asc_entry->action; else if (sense_entry != NULL) action = sense_entry->action; else action = SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE; if (sense_key == SSD_KEY_RECOVERED_ERROR) { /* * The action succeeded but the device wants * the user to know that some recovery action * was required. */ action &= ~(SS_MASK|SSQ_MASK|SS_ERRMASK); action |= SS_NOP|SSQ_PRINT_SENSE; } else if (sense_key == SSD_KEY_ILLEGAL_REQUEST) { if ((sense_flags & SF_QUIET_IR) != 0) action &= ~SSQ_PRINT_SENSE; } else if (sense_key == SSD_KEY_UNIT_ATTENTION) { if ((sense_flags & SF_RETRY_UA) != 0 && (action & SS_MASK) == SS_FAIL) { action &= ~(SS_MASK|SSQ_MASK); action |= SS_RETRY|SSQ_DECREMENT_COUNT| SSQ_PRINT_SENSE; } } } if ((action & SS_MASK) >= SS_START && (sense_flags & SF_NO_RECOVERY)) { action &= ~SS_MASK; action |= SS_FAIL; } else if ((action & SS_MASK) == SS_RETRY && (sense_flags & SF_NO_RETRY)) { action &= ~SS_MASK; action |= SS_FAIL; } if ((sense_flags & SF_PRINT_ALWAYS) != 0) action |= SSQ_PRINT_SENSE; else if ((sense_flags & SF_NO_PRINT) != 0) action &= ~SSQ_PRINT_SENSE; return (action); } char * scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string, size_t len) { u_int8_t cdb_len; int i; if (cdb_ptr == NULL) return(""); /* Silence warnings */ cdb_len = 0; /* * This is taken from the SCSI-3 draft spec. * (T10/1157D revision 0.3) * The top 3 bits of an opcode are the group code. The next 5 bits * are the command code. * Group 0: six byte commands * Group 1: ten byte commands * Group 2: ten byte commands * Group 3: reserved * Group 4: sixteen byte commands * Group 5: twelve byte commands * Group 6: vendor specific * Group 7: vendor specific */ switch((*cdb_ptr >> 5) & 0x7) { case 0: cdb_len = 6; break; case 1: case 2: cdb_len = 10; break; case 3: case 6: case 7: /* in this case, just print out the opcode */ cdb_len = 1; break; case 4: cdb_len = 16; break; case 5: cdb_len = 12; break; } *cdb_string = '\0'; for (i = 0; i < cdb_len; i++) snprintf(cdb_string + strlen(cdb_string), len - strlen(cdb_string), "%02hhx ", cdb_ptr[i]); return(cdb_string); } const char * scsi_status_string(struct ccb_scsiio *csio) { switch(csio->scsi_status) { case SCSI_STATUS_OK: return("OK"); case SCSI_STATUS_CHECK_COND: return("Check Condition"); case SCSI_STATUS_BUSY: return("Busy"); case SCSI_STATUS_INTERMED: return("Intermediate"); case SCSI_STATUS_INTERMED_COND_MET: return("Intermediate-Condition Met"); case SCSI_STATUS_RESERV_CONFLICT: return("Reservation Conflict"); case SCSI_STATUS_CMD_TERMINATED: return("Command Terminated"); case SCSI_STATUS_QUEUE_FULL: return("Queue Full"); case SCSI_STATUS_ACA_ACTIVE: return("ACA Active"); case SCSI_STATUS_TASK_ABORTED: return("Task Aborted"); default: { static char unkstr[64]; snprintf(unkstr, sizeof(unkstr), "Unknown %#x", csio->scsi_status); return(unkstr); } } } /* * scsi_command_string() returns 0 for success and -1 for failure. */ #ifdef _KERNEL int scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb) #else /* !_KERNEL */ int scsi_command_string(struct cam_device *device, struct ccb_scsiio *csio, struct sbuf *sb) #endif /* _KERNEL/!_KERNEL */ { struct scsi_inquiry_data *inq_data; char cdb_str[(SCSI_MAX_CDBLEN * 3) + 1]; #ifdef _KERNEL struct ccb_getdev *cgd; #endif /* _KERNEL */ #ifdef _KERNEL if ((cgd = (struct ccb_getdev*)xpt_alloc_ccb_nowait()) == NULL) return(-1); /* * Get the device information. */ xpt_setup_ccb(&cgd->ccb_h, csio->ccb_h.path, CAM_PRIORITY_NORMAL); cgd->ccb_h.func_code = XPT_GDEV_TYPE; xpt_action((union ccb *)cgd); /* * If the device is unconfigured, just pretend that it is a hard * drive. scsi_op_desc() needs this. */ if (cgd->ccb_h.status == CAM_DEV_NOT_THERE) cgd->inq_data.device = T_DIRECT; inq_data = &cgd->inq_data; #else /* !_KERNEL */ inq_data = &device->inq_data; #endif /* _KERNEL/!_KERNEL */ if ((csio->ccb_h.flags & CAM_CDB_POINTER) != 0) { sbuf_printf(sb, "%s. CDB: %s", scsi_op_desc(csio->cdb_io.cdb_ptr[0], inq_data), scsi_cdb_string(csio->cdb_io.cdb_ptr, cdb_str, sizeof(cdb_str))); } else { sbuf_printf(sb, "%s. CDB: %s", scsi_op_desc(csio->cdb_io.cdb_bytes[0], inq_data), scsi_cdb_string(csio->cdb_io.cdb_bytes, cdb_str, sizeof(cdb_str))); } #ifdef _KERNEL xpt_free_ccb((union ccb *)cgd); #endif return(0); } /* * Iterate over sense descriptors. Each descriptor is passed into iter_func(). * If iter_func() returns 0, list traversal continues. If iter_func() * returns non-zero, list traversal is stopped. */ void scsi_desc_iterate(struct scsi_sense_data_desc *sense, u_int sense_len, int (*iter_func)(struct scsi_sense_data_desc *sense, u_int, struct scsi_sense_desc_header *, void *), void *arg) { int cur_pos; int desc_len; /* * First make sure the extra length field is present. */ if (SSD_DESC_IS_PRESENT(sense, sense_len, extra_len) == 0) return; /* * The length of data actually returned may be different than the * extra_len recorded in the sturcture. */ desc_len = sense_len -offsetof(struct scsi_sense_data_desc, sense_desc); /* * Limit this further by the extra length reported, and the maximum * allowed extra length. */ desc_len = MIN(desc_len, MIN(sense->extra_len, SSD_EXTRA_MAX)); /* * Subtract the size of the header from the descriptor length. * This is to ensure that we have at least the header left, so we * don't have to check that inside the loop. This can wind up * being a negative value. */ desc_len -= sizeof(struct scsi_sense_desc_header); for (cur_pos = 0; cur_pos < desc_len;) { struct scsi_sense_desc_header *header; header = (struct scsi_sense_desc_header *) &sense->sense_desc[cur_pos]; /* * Check to make sure we have the entire descriptor. We * don't call iter_func() unless we do. * * Note that although cur_pos is at the beginning of the * descriptor, desc_len already has the header length * subtracted. So the comparison of the length in the * header (which does not include the header itself) to * desc_len - cur_pos is correct. */ if (header->length > (desc_len - cur_pos)) break; if (iter_func(sense, sense_len, header, arg) != 0) break; cur_pos += sizeof(*header) + header->length; } } struct scsi_find_desc_info { uint8_t desc_type; struct scsi_sense_desc_header *header; }; static int scsi_find_desc_func(struct scsi_sense_data_desc *sense, u_int sense_len, struct scsi_sense_desc_header *header, void *arg) { struct scsi_find_desc_info *desc_info; desc_info = (struct scsi_find_desc_info *)arg; if (header->desc_type == desc_info->desc_type) { desc_info->header = header; /* We found the descriptor, tell the iterator to stop. */ return (1); } else return (0); } /* * Given a descriptor type, return a pointer to it if it is in the sense * data and not truncated. Avoiding truncating sense data will simplify * things significantly for the caller. */ uint8_t * scsi_find_desc(struct scsi_sense_data_desc *sense, u_int sense_len, uint8_t desc_type) { struct scsi_find_desc_info desc_info; desc_info.desc_type = desc_type; desc_info.header = NULL; scsi_desc_iterate(sense, sense_len, scsi_find_desc_func, &desc_info); return ((uint8_t *)desc_info.header); } /* * Fill in SCSI sense data with the specified parameters. This routine can * fill in either fixed or descriptor type sense data. */ void scsi_set_sense_data_va(struct scsi_sense_data *sense_data, scsi_sense_data_type sense_format, int current_error, int sense_key, int asc, int ascq, va_list ap) { int descriptor_sense; scsi_sense_elem_type elem_type; /* * Determine whether to return fixed or descriptor format sense * data. If the user specifies SSD_TYPE_NONE for some reason, * they'll just get fixed sense data. */ if (sense_format == SSD_TYPE_DESC) descriptor_sense = 1; else descriptor_sense = 0; /* * Zero the sense data, so that we don't pass back any garbage data * to the user. */ memset(sense_data, 0, sizeof(*sense_data)); if (descriptor_sense != 0) { struct scsi_sense_data_desc *sense; sense = (struct scsi_sense_data_desc *)sense_data; /* * The descriptor sense format eliminates the use of the * valid bit. */ if (current_error != 0) sense->error_code = SSD_DESC_CURRENT_ERROR; else sense->error_code = SSD_DESC_DEFERRED_ERROR; sense->sense_key = sense_key; sense->add_sense_code = asc; sense->add_sense_code_qual = ascq; /* * Start off with no extra length, since the above data * fits in the standard descriptor sense information. */ sense->extra_len = 0; while ((elem_type = (scsi_sense_elem_type)va_arg(ap, scsi_sense_elem_type)) != SSD_ELEM_NONE) { int sense_len, len_to_copy; uint8_t *data; if (elem_type >= SSD_ELEM_MAX) { printf("%s: invalid sense type %d\n", __func__, elem_type); break; } sense_len = (int)va_arg(ap, int); len_to_copy = MIN(sense_len, SSD_EXTRA_MAX - sense->extra_len); data = (uint8_t *)va_arg(ap, uint8_t *); /* * We've already consumed the arguments for this one. */ if (elem_type == SSD_ELEM_SKIP) continue; switch (elem_type) { case SSD_ELEM_DESC: { /* * This is a straight descriptor. All we * need to do is copy the data in. */ bcopy(data, &sense->sense_desc[ sense->extra_len], len_to_copy); sense->extra_len += len_to_copy; break; } case SSD_ELEM_SKS: { struct scsi_sense_sks sks; bzero(&sks, sizeof(sks)); /* * This is already-formatted sense key * specific data. We just need to fill out * the header and copy everything in. */ bcopy(data, &sks.sense_key_spec, MIN(len_to_copy, sizeof(sks.sense_key_spec))); sks.desc_type = SSD_DESC_SKS; sks.length = sizeof(sks) - offsetof(struct scsi_sense_sks, reserved1); bcopy(&sks,&sense->sense_desc[sense->extra_len], sizeof(sks)); sense->extra_len += sizeof(sks); break; } case SSD_ELEM_INFO: case SSD_ELEM_COMMAND: { struct scsi_sense_command cmd; struct scsi_sense_info info; uint8_t *data_dest; uint8_t *descriptor; int descriptor_size, i, copy_len; bzero(&cmd, sizeof(cmd)); bzero(&info, sizeof(info)); /* * Command or information data. The * operate in pretty much the same way. */ if (elem_type == SSD_ELEM_COMMAND) { len_to_copy = MIN(len_to_copy, sizeof(cmd.command_info)); descriptor = (uint8_t *)&cmd; descriptor_size = sizeof(cmd); data_dest =(uint8_t *)&cmd.command_info; cmd.desc_type = SSD_DESC_COMMAND; cmd.length = sizeof(cmd) - offsetof(struct scsi_sense_command, reserved); } else { len_to_copy = MIN(len_to_copy, sizeof(info.info)); descriptor = (uint8_t *)&info; descriptor_size = sizeof(cmd); data_dest = (uint8_t *)&info.info; info.desc_type = SSD_DESC_INFO; info.byte2 = SSD_INFO_VALID; info.length = sizeof(info) - offsetof(struct scsi_sense_info, byte2); } /* * Copy this in reverse because the spec * (SPC-4) says that when 4 byte quantities * are stored in this 8 byte field, the * first four bytes shall be 0. * * So we fill the bytes in from the end, and * if we have less than 8 bytes to copy, * the initial, most significant bytes will * be 0. */ for (i = sense_len - 1; i >= 0 && len_to_copy > 0; i--, len_to_copy--) data_dest[len_to_copy - 1] = data[i]; /* * This calculation looks much like the * initial len_to_copy calculation, but * we have to do it again here, because * we're looking at a larger amount that * may or may not fit. It's not only the * data the user passed in, but also the * rest of the descriptor. */ copy_len = MIN(descriptor_size, SSD_EXTRA_MAX - sense->extra_len); bcopy(descriptor, &sense->sense_desc[ sense->extra_len], copy_len); sense->extra_len += copy_len; break; } case SSD_ELEM_FRU: { struct scsi_sense_fru fru; int copy_len; bzero(&fru, sizeof(fru)); fru.desc_type = SSD_DESC_FRU; fru.length = sizeof(fru) - offsetof(struct scsi_sense_fru, reserved); fru.fru = *data; copy_len = MIN(sizeof(fru), SSD_EXTRA_MAX - sense->extra_len); bcopy(&fru, &sense->sense_desc[ sense->extra_len], copy_len); sense->extra_len += copy_len; break; } case SSD_ELEM_STREAM: { struct scsi_sense_stream stream_sense; int copy_len; bzero(&stream_sense, sizeof(stream_sense)); stream_sense.desc_type = SSD_DESC_STREAM; stream_sense.length = sizeof(stream_sense) - offsetof(struct scsi_sense_stream, reserved); stream_sense.byte3 = *data; copy_len = MIN(sizeof(stream_sense), SSD_EXTRA_MAX - sense->extra_len); bcopy(&stream_sense, &sense->sense_desc[ sense->extra_len], copy_len); sense->extra_len += copy_len; break; } default: /* * We shouldn't get here, but if we do, do * nothing. We've already consumed the * arguments above. */ break; } } } else { struct scsi_sense_data_fixed *sense; sense = (struct scsi_sense_data_fixed *)sense_data; if (current_error != 0) sense->error_code = SSD_CURRENT_ERROR; else sense->error_code = SSD_DEFERRED_ERROR; sense->flags = sense_key; sense->add_sense_code = asc; sense->add_sense_code_qual = ascq; /* * We've set the ASC and ASCQ, so we have 6 more bytes of * valid data. If we wind up setting any of the other * fields, we'll bump this to 10 extra bytes. */ sense->extra_len = 6; while ((elem_type = (scsi_sense_elem_type)va_arg(ap, scsi_sense_elem_type)) != SSD_ELEM_NONE) { int sense_len, len_to_copy; uint8_t *data; if (elem_type >= SSD_ELEM_MAX) { printf("%s: invalid sense type %d\n", __func__, elem_type); break; } /* * If we get in here, just bump the extra length to * 10 bytes. That will encompass anything we're * going to set here. */ sense->extra_len = 10; sense_len = (int)va_arg(ap, int); len_to_copy = MIN(sense_len, SSD_EXTRA_MAX - sense->extra_len); data = (uint8_t *)va_arg(ap, uint8_t *); switch (elem_type) { case SSD_ELEM_SKS: /* * The user passed in pre-formatted sense * key specific data. */ bcopy(data, &sense->sense_key_spec[0], MIN(sizeof(sense->sense_key_spec), sense_len)); break; case SSD_ELEM_INFO: case SSD_ELEM_COMMAND: { uint8_t *data_dest; int i; if (elem_type == SSD_ELEM_COMMAND) data_dest = &sense->cmd_spec_info[0]; else { data_dest = &sense->info[0]; /* * We're setting the info field, so * set the valid bit. */ sense->error_code |= SSD_ERRCODE_VALID; } /* * Copy this in reverse so that if we have * less than 4 bytes to fill, the least * significant bytes will be at the end. * If we have more than 4 bytes, only the * least significant bytes will be included. */ for (i = sense_len - 1; i >= 0 && len_to_copy > 0; i--, len_to_copy--) data_dest[len_to_copy - 1] = data[i]; break; } case SSD_ELEM_FRU: sense->fru = *data; break; case SSD_ELEM_STREAM: sense->flags |= *data; break; case SSD_ELEM_DESC: default: /* * If the user passes in descriptor sense, * we can't handle that in fixed format. * So just skip it, and any unknown argument * types. */ break; } } } } void scsi_set_sense_data(struct scsi_sense_data *sense_data, scsi_sense_data_type sense_format, int current_error, int sense_key, int asc, int ascq, ...) { va_list ap; va_start(ap, ascq); scsi_set_sense_data_va(sense_data, sense_format, current_error, sense_key, asc, ascq, ap); va_end(ap); } /* * Get sense information for three similar sense data types. */ int scsi_get_sense_info(struct scsi_sense_data *sense_data, u_int sense_len, uint8_t info_type, uint64_t *info, int64_t *signed_info) { scsi_sense_data_type sense_type; if (sense_len == 0) goto bailout; sense_type = scsi_sense_type(sense_data); switch (sense_type) { case SSD_TYPE_DESC: { struct scsi_sense_data_desc *sense; uint8_t *desc; sense = (struct scsi_sense_data_desc *)sense_data; desc = scsi_find_desc(sense, sense_len, info_type); if (desc == NULL) goto bailout; switch (info_type) { case SSD_DESC_INFO: { struct scsi_sense_info *info_desc; info_desc = (struct scsi_sense_info *)desc; *info = scsi_8btou64(info_desc->info); if (signed_info != NULL) *signed_info = *info; break; } case SSD_DESC_COMMAND: { struct scsi_sense_command *cmd_desc; cmd_desc = (struct scsi_sense_command *)desc; *info = scsi_8btou64(cmd_desc->command_info); if (signed_info != NULL) *signed_info = *info; break; } case SSD_DESC_FRU: { struct scsi_sense_fru *fru_desc; fru_desc = (struct scsi_sense_fru *)desc; *info = fru_desc->fru; if (signed_info != NULL) *signed_info = (int8_t)fru_desc->fru; break; } default: goto bailout; break; } break; } case SSD_TYPE_FIXED: { struct scsi_sense_data_fixed *sense; sense = (struct scsi_sense_data_fixed *)sense_data; switch (info_type) { case SSD_DESC_INFO: { uint32_t info_val; if ((sense->error_code & SSD_ERRCODE_VALID) == 0) goto bailout; if (SSD_FIXED_IS_PRESENT(sense, sense_len, info) == 0) goto bailout; info_val = scsi_4btoul(sense->info); *info = info_val; if (signed_info != NULL) *signed_info = (int32_t)info_val; break; } case SSD_DESC_COMMAND: { uint32_t cmd_val; if ((SSD_FIXED_IS_PRESENT(sense, sense_len, cmd_spec_info) == 0) || (SSD_FIXED_IS_FILLED(sense, cmd_spec_info) == 0)) goto bailout; cmd_val = scsi_4btoul(sense->cmd_spec_info); if (cmd_val == 0) goto bailout; *info = cmd_val; if (signed_info != NULL) *signed_info = (int32_t)cmd_val; break; } case SSD_DESC_FRU: if ((SSD_FIXED_IS_PRESENT(sense, sense_len, fru) == 0) || (SSD_FIXED_IS_FILLED(sense, fru) == 0)) goto bailout; if (sense->fru == 0) goto bailout; *info = sense->fru; if (signed_info != NULL) *signed_info = (int8_t)sense->fru; break; default: goto bailout; break; } break; } default: goto bailout; break; } return (0); bailout: return (1); } int scsi_get_sks(struct scsi_sense_data *sense_data, u_int sense_len, uint8_t *sks) { scsi_sense_data_type sense_type; if (sense_len == 0) goto bailout; sense_type = scsi_sense_type(sense_data); switch (sense_type) { case SSD_TYPE_DESC: { struct scsi_sense_data_desc *sense; struct scsi_sense_sks *desc; sense = (struct scsi_sense_data_desc *)sense_data; desc = (struct scsi_sense_sks *)scsi_find_desc(sense, sense_len, SSD_DESC_SKS); if (desc == NULL) goto bailout; /* * No need to check the SKS valid bit for descriptor sense. * If the descriptor is present, it is valid. */ bcopy(desc->sense_key_spec, sks, sizeof(desc->sense_key_spec)); break; } case SSD_TYPE_FIXED: { struct scsi_sense_data_fixed *sense; sense = (struct scsi_sense_data_fixed *)sense_data; if ((SSD_FIXED_IS_PRESENT(sense, sense_len, sense_key_spec)== 0) || (SSD_FIXED_IS_FILLED(sense, sense_key_spec) == 0)) goto bailout; if ((sense->sense_key_spec[0] & SSD_SCS_VALID) == 0) goto bailout; bcopy(sense->sense_key_spec, sks,sizeof(sense->sense_key_spec)); break; } default: goto bailout; break; } return (0); bailout: return (1); } /* * Provide a common interface for fixed and descriptor sense to detect * whether we have block-specific sense information. It is clear by the * presence of the block descriptor in descriptor mode, but we have to * infer from the inquiry data and ILI bit in fixed mode. */ int scsi_get_block_info(struct scsi_sense_data *sense_data, u_int sense_len, struct scsi_inquiry_data *inq_data, uint8_t *block_bits) { scsi_sense_data_type sense_type; if (inq_data != NULL) { switch (SID_TYPE(inq_data)) { case T_DIRECT: case T_RBC: break; default: goto bailout; break; } } sense_type = scsi_sense_type(sense_data); switch (sense_type) { case SSD_TYPE_DESC: { struct scsi_sense_data_desc *sense; struct scsi_sense_block *block; sense = (struct scsi_sense_data_desc *)sense_data; block = (struct scsi_sense_block *)scsi_find_desc(sense, sense_len, SSD_DESC_BLOCK); if (block == NULL) goto bailout; *block_bits = block->byte3; break; } case SSD_TYPE_FIXED: { struct scsi_sense_data_fixed *sense; sense = (struct scsi_sense_data_fixed *)sense_data; if (SSD_FIXED_IS_PRESENT(sense, sense_len, flags) == 0) goto bailout; if ((sense->flags & SSD_ILI) == 0) goto bailout; *block_bits = sense->flags & SSD_ILI; break; } default: goto bailout; break; } return (0); bailout: return (1); } int scsi_get_stream_info(struct scsi_sense_data *sense_data, u_int sense_len, struct scsi_inquiry_data *inq_data, uint8_t *stream_bits) { scsi_sense_data_type sense_type; if (inq_data != NULL) { switch (SID_TYPE(inq_data)) { case T_SEQUENTIAL: break; default: goto bailout; break; } } sense_type = scsi_sense_type(sense_data); switch (sense_type) { case SSD_TYPE_DESC: { struct scsi_sense_data_desc *sense; struct scsi_sense_stream *stream; sense = (struct scsi_sense_data_desc *)sense_data; stream = (struct scsi_sense_stream *)scsi_find_desc(sense, sense_len, SSD_DESC_STREAM); if (stream == NULL) goto bailout; *stream_bits = stream->byte3; break; } case SSD_TYPE_FIXED: { struct scsi_sense_data_fixed *sense; sense = (struct scsi_sense_data_fixed *)sense_data; if (SSD_FIXED_IS_PRESENT(sense, sense_len, flags) == 0) goto bailout; if ((sense->flags & (SSD_ILI|SSD_EOM|SSD_FILEMARK)) == 0) goto bailout; *stream_bits = sense->flags & (SSD_ILI|SSD_EOM|SSD_FILEMARK); break; } default: goto bailout; break; } return (0); bailout: return (1); } void scsi_info_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, uint64_t info) { sbuf_printf(sb, "Info: %#jx", info); } void scsi_command_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, uint64_t csi) { sbuf_printf(sb, "Command Specific Info: %#jx", csi); } void scsi_progress_sbuf(struct sbuf *sb, uint16_t progress) { sbuf_printf(sb, "Progress: %d%% (%d/%d) complete", (progress * 100) / SSD_SKS_PROGRESS_DENOM, progress, SSD_SKS_PROGRESS_DENOM); } /* * Returns 1 for failure (i.e. SKS isn't valid) and 0 for success. */ int scsi_sks_sbuf(struct sbuf *sb, int sense_key, uint8_t *sks) { if ((sks[0] & SSD_SKS_VALID) == 0) return (1); switch (sense_key) { case SSD_KEY_ILLEGAL_REQUEST: { struct scsi_sense_sks_field *field; int bad_command; char tmpstr[40]; /*Field Pointer*/ field = (struct scsi_sense_sks_field *)sks; if (field->byte0 & SSD_SKS_FIELD_CMD) bad_command = 1; else bad_command = 0; tmpstr[0] = '\0'; /* Bit pointer is valid */ if (field->byte0 & SSD_SKS_BPV) snprintf(tmpstr, sizeof(tmpstr), "bit %d ", field->byte0 & SSD_SKS_BIT_VALUE); sbuf_printf(sb, "%s byte %d %sis invalid", bad_command ? "Command" : "Data", scsi_2btoul(field->field), tmpstr); break; } case SSD_KEY_UNIT_ATTENTION: { struct scsi_sense_sks_overflow *overflow; overflow = (struct scsi_sense_sks_overflow *)sks; /*UA Condition Queue Overflow*/ sbuf_printf(sb, "Unit Attention Condition Queue %s", (overflow->byte0 & SSD_SKS_OVERFLOW_SET) ? "Overflowed" : "Did Not Overflow??"); break; } case SSD_KEY_RECOVERED_ERROR: case SSD_KEY_HARDWARE_ERROR: case SSD_KEY_MEDIUM_ERROR: { struct scsi_sense_sks_retry *retry; /*Actual Retry Count*/ retry = (struct scsi_sense_sks_retry *)sks; sbuf_printf(sb, "Actual Retry Count: %d", scsi_2btoul(retry->actual_retry_count)); break; } case SSD_KEY_NO_SENSE: case SSD_KEY_NOT_READY: { struct scsi_sense_sks_progress *progress; int progress_val; /*Progress Indication*/ progress = (struct scsi_sense_sks_progress *)sks; progress_val = scsi_2btoul(progress->progress); scsi_progress_sbuf(sb, progress_val); break; } case SSD_KEY_COPY_ABORTED: { struct scsi_sense_sks_segment *segment; char tmpstr[40]; /*Segment Pointer*/ segment = (struct scsi_sense_sks_segment *)sks; tmpstr[0] = '\0'; if (segment->byte0 & SSD_SKS_SEGMENT_BPV) snprintf(tmpstr, sizeof(tmpstr), "bit %d ", segment->byte0 & SSD_SKS_SEGMENT_BITPTR); sbuf_printf(sb, "%s byte %d %sis invalid", (segment->byte0 & SSD_SKS_SEGMENT_SD) ? "Segment" : "Data", scsi_2btoul(segment->field), tmpstr); break; } default: sbuf_printf(sb, "Sense Key Specific: %#x,%#x", sks[0], scsi_2btoul(&sks[1])); break; } return (0); } void scsi_fru_sbuf(struct sbuf *sb, uint64_t fru) { sbuf_printf(sb, "Field Replaceable Unit: %d", (int)fru); } void scsi_stream_sbuf(struct sbuf *sb, uint8_t stream_bits, uint64_t info) { int need_comma; need_comma = 0; /* * XXX KDM this needs more descriptive decoding. */ if (stream_bits & SSD_DESC_STREAM_FM) { sbuf_printf(sb, "Filemark"); need_comma = 1; } if (stream_bits & SSD_DESC_STREAM_EOM) { sbuf_printf(sb, "%sEOM", (need_comma) ? "," : ""); need_comma = 1; } if (stream_bits & SSD_DESC_STREAM_ILI) sbuf_printf(sb, "%sILI", (need_comma) ? "," : ""); sbuf_printf(sb, ": Info: %#jx", (uintmax_t) info); } void scsi_block_sbuf(struct sbuf *sb, uint8_t block_bits, uint64_t info) { if (block_bits & SSD_DESC_BLOCK_ILI) sbuf_printf(sb, "ILI: residue %#jx", (uintmax_t) info); } void scsi_sense_info_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_info *info; info = (struct scsi_sense_info *)header; scsi_info_sbuf(sb, cdb, cdb_len, inq_data, scsi_8btou64(info->info)); } void scsi_sense_command_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_command *command; command = (struct scsi_sense_command *)header; scsi_command_sbuf(sb, cdb, cdb_len, inq_data, scsi_8btou64(command->command_info)); } void scsi_sense_sks_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_sks *sks; int error_code, sense_key, asc, ascq; sks = (struct scsi_sense_sks *)header; scsi_extract_sense_len(sense, sense_len, &error_code, &sense_key, &asc, &ascq, /*show_errors*/ 1); scsi_sks_sbuf(sb, sense_key, sks->sense_key_spec); } void scsi_sense_fru_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_fru *fru; fru = (struct scsi_sense_fru *)header; scsi_fru_sbuf(sb, (uint64_t)fru->fru); } void scsi_sense_stream_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_stream *stream; uint64_t info; stream = (struct scsi_sense_stream *)header; info = 0; scsi_get_sense_info(sense, sense_len, SSD_DESC_INFO, &info, NULL); scsi_stream_sbuf(sb, stream->byte3, info); } void scsi_sense_block_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_block *block; uint64_t info; block = (struct scsi_sense_block *)header; info = 0; scsi_get_sense_info(sense, sense_len, SSD_DESC_INFO, &info, NULL); scsi_block_sbuf(sb, block->byte3, info); } void scsi_sense_progress_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { struct scsi_sense_progress *progress; const char *sense_key_desc; const char *asc_desc; int progress_val; progress = (struct scsi_sense_progress *)header; /* * Get descriptions for the sense key, ASC, and ASCQ in the * progress descriptor. These could be different than the values * in the overall sense data. */ scsi_sense_desc(progress->sense_key, progress->add_sense_code, progress->add_sense_code_qual, inq_data, &sense_key_desc, &asc_desc); progress_val = scsi_2btoul(progress->progress); /* * The progress indicator is for the operation described by the * sense key, ASC, and ASCQ in the descriptor. */ sbuf_cat(sb, sense_key_desc); sbuf_printf(sb, " asc:%x,%x (%s): ", progress->add_sense_code, progress->add_sense_code_qual, asc_desc); scsi_progress_sbuf(sb, progress_val); } /* * Generic sense descriptor printing routine. This is used when we have * not yet implemented a specific printing routine for this descriptor. */ void scsi_sense_generic_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { int i; uint8_t *buf_ptr; sbuf_printf(sb, "Descriptor %#x:", header->desc_type); buf_ptr = (uint8_t *)&header[1]; for (i = 0; i < header->length; i++, buf_ptr++) sbuf_printf(sb, " %02x", *buf_ptr); } /* * Keep this list in numeric order. This speeds the array traversal. */ struct scsi_sense_desc_printer { uint8_t desc_type; /* * The function arguments here are the superset of what is needed * to print out various different descriptors. Command and * information descriptors need inquiry data and command type. * Sense key specific descriptors need the sense key. * * The sense, cdb, and inquiry data arguments may be NULL, but the * information printed may not be fully decoded as a result. */ void (*print_func)(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); } scsi_sense_printers[] = { {SSD_DESC_INFO, scsi_sense_info_sbuf}, {SSD_DESC_COMMAND, scsi_sense_command_sbuf}, {SSD_DESC_SKS, scsi_sense_sks_sbuf}, {SSD_DESC_FRU, scsi_sense_fru_sbuf}, {SSD_DESC_STREAM, scsi_sense_stream_sbuf}, {SSD_DESC_BLOCK, scsi_sense_block_sbuf}, {SSD_DESC_PROGRESS, scsi_sense_progress_sbuf} }; void scsi_sense_desc_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header) { int i; for (i = 0; i < (sizeof(scsi_sense_printers) / sizeof(scsi_sense_printers[0])); i++) { struct scsi_sense_desc_printer *printer; printer = &scsi_sense_printers[i]; /* * The list is sorted, so quit if we've passed our * descriptor number. */ if (printer->desc_type > header->desc_type) break; if (printer->desc_type != header->desc_type) continue; printer->print_func(sb, sense, sense_len, cdb, cdb_len, inq_data, header); return; } /* * No specific printing routine, so use the generic routine. */ scsi_sense_generic_sbuf(sb, sense, sense_len, cdb, cdb_len, inq_data, header); } scsi_sense_data_type scsi_sense_type(struct scsi_sense_data *sense_data) { switch (sense_data->error_code & SSD_ERRCODE) { case SSD_DESC_CURRENT_ERROR: case SSD_DESC_DEFERRED_ERROR: return (SSD_TYPE_DESC); break; case SSD_CURRENT_ERROR: case SSD_DEFERRED_ERROR: return (SSD_TYPE_FIXED); break; default: break; } return (SSD_TYPE_NONE); } struct scsi_print_sense_info { struct sbuf *sb; char *path_str; uint8_t *cdb; int cdb_len; struct scsi_inquiry_data *inq_data; }; static int scsi_print_desc_func(struct scsi_sense_data_desc *sense, u_int sense_len, struct scsi_sense_desc_header *header, void *arg) { struct scsi_print_sense_info *print_info; print_info = (struct scsi_print_sense_info *)arg; switch (header->desc_type) { case SSD_DESC_INFO: case SSD_DESC_FRU: case SSD_DESC_COMMAND: case SSD_DESC_SKS: case SSD_DESC_BLOCK: case SSD_DESC_STREAM: /* * We have already printed these descriptors, if they are * present. */ break; default: { sbuf_printf(print_info->sb, "%s", print_info->path_str); scsi_sense_desc_sbuf(print_info->sb, (struct scsi_sense_data *)sense, sense_len, print_info->cdb, print_info->cdb_len, print_info->inq_data, header); sbuf_printf(print_info->sb, "\n"); break; } } /* * Tell the iterator that we want to see more descriptors if they * are present. */ return (0); } void scsi_sense_only_sbuf(struct scsi_sense_data *sense, u_int sense_len, struct sbuf *sb, char *path_str, struct scsi_inquiry_data *inq_data, uint8_t *cdb, int cdb_len) { int error_code, sense_key, asc, ascq; sbuf_cat(sb, path_str); scsi_extract_sense_len(sense, sense_len, &error_code, &sense_key, &asc, &ascq, /*show_errors*/ 1); sbuf_printf(sb, "SCSI sense: "); switch (error_code) { case SSD_DEFERRED_ERROR: case SSD_DESC_DEFERRED_ERROR: sbuf_printf(sb, "Deferred error: "); /* FALLTHROUGH */ case SSD_CURRENT_ERROR: case SSD_DESC_CURRENT_ERROR: { struct scsi_sense_data_desc *desc_sense; struct scsi_print_sense_info print_info; const char *sense_key_desc; const char *asc_desc; uint8_t sks[3]; uint64_t val; int info_valid; /* * Get descriptions for the sense key, ASC, and ASCQ. If * these aren't present in the sense data (i.e. the sense * data isn't long enough), the -1 values that * scsi_extract_sense_len() returns will yield default * or error descriptions. */ scsi_sense_desc(sense_key, asc, ascq, inq_data, &sense_key_desc, &asc_desc); /* * We first print the sense key and ASC/ASCQ. */ sbuf_cat(sb, sense_key_desc); sbuf_printf(sb, " asc:%x,%x (%s)\n", asc, ascq, asc_desc); /* * Get the info field if it is valid. */ if (scsi_get_sense_info(sense, sense_len, SSD_DESC_INFO, &val, NULL) == 0) info_valid = 1; else info_valid = 0; if (info_valid != 0) { uint8_t bits; /* * Determine whether we have any block or stream * device-specific information. */ if (scsi_get_block_info(sense, sense_len, inq_data, &bits) == 0) { sbuf_cat(sb, path_str); scsi_block_sbuf(sb, bits, val); sbuf_printf(sb, "\n"); } else if (scsi_get_stream_info(sense, sense_len, inq_data, &bits) == 0) { sbuf_cat(sb, path_str); scsi_stream_sbuf(sb, bits, val); sbuf_printf(sb, "\n"); } else if (val != 0) { /* * The information field can be valid but 0. * If the block or stream bits aren't set, * and this is 0, it isn't terribly useful * to print it out. */ sbuf_cat(sb, path_str); scsi_info_sbuf(sb, cdb, cdb_len, inq_data, val); sbuf_printf(sb, "\n"); } } /* * Print the FRU. */ if (scsi_get_sense_info(sense, sense_len, SSD_DESC_FRU, &val, NULL) == 0) { sbuf_cat(sb, path_str); scsi_fru_sbuf(sb, val); sbuf_printf(sb, "\n"); } /* * Print any command-specific information. */ if (scsi_get_sense_info(sense, sense_len, SSD_DESC_COMMAND, &val, NULL) == 0) { sbuf_cat(sb, path_str); scsi_command_sbuf(sb, cdb, cdb_len, inq_data, val); sbuf_printf(sb, "\n"); } /* * Print out any sense-key-specific information. */ if (scsi_get_sks(sense, sense_len, sks) == 0) { sbuf_cat(sb, path_str); scsi_sks_sbuf(sb, sense_key, sks); sbuf_printf(sb, "\n"); } /* * If this is fixed sense, we're done. If we have * descriptor sense, we might have more information * available. */ if (scsi_sense_type(sense) != SSD_TYPE_DESC) break; desc_sense = (struct scsi_sense_data_desc *)sense; print_info.sb = sb; print_info.path_str = path_str; print_info.cdb = cdb; print_info.cdb_len = cdb_len; print_info.inq_data = inq_data; /* * Print any sense descriptors that we have not already printed. */ scsi_desc_iterate(desc_sense, sense_len, scsi_print_desc_func, &print_info); break; } case -1: /* * scsi_extract_sense_len() sets values to -1 if the * show_errors flag is set and they aren't present in the * sense data. This means that sense_len is 0. */ sbuf_printf(sb, "No sense data present\n"); break; default: { sbuf_printf(sb, "Error code 0x%x", error_code); if (sense->error_code & SSD_ERRCODE_VALID) { struct scsi_sense_data_fixed *fixed_sense; fixed_sense = (struct scsi_sense_data_fixed *)sense; if (SSD_FIXED_IS_PRESENT(fixed_sense, sense_len, info)){ uint32_t info; info = scsi_4btoul(fixed_sense->info); sbuf_printf(sb, " at block no. %d (decimal)", info); } } sbuf_printf(sb, "\n"); break; } } } /* * scsi_sense_sbuf() returns 0 for success and -1 for failure. */ #ifdef _KERNEL int scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb, scsi_sense_string_flags flags) #else /* !_KERNEL */ int scsi_sense_sbuf(struct cam_device *device, struct ccb_scsiio *csio, struct sbuf *sb, scsi_sense_string_flags flags) #endif /* _KERNEL/!_KERNEL */ { struct scsi_sense_data *sense; struct scsi_inquiry_data *inq_data; #ifdef _KERNEL struct ccb_getdev *cgd; #endif /* _KERNEL */ char path_str[64]; uint8_t *cdb; #ifndef _KERNEL if (device == NULL) return(-1); #endif /* !_KERNEL */ if ((csio == NULL) || (sb == NULL)) return(-1); /* * If the CDB is a physical address, we can't deal with it.. */ if ((csio->ccb_h.flags & CAM_CDB_PHYS) != 0) flags &= ~SSS_FLAG_PRINT_COMMAND; #ifdef _KERNEL xpt_path_string(csio->ccb_h.path, path_str, sizeof(path_str)); #else /* !_KERNEL */ cam_path_string(device, path_str, sizeof(path_str)); #endif /* _KERNEL/!_KERNEL */ #ifdef _KERNEL if ((cgd = (struct ccb_getdev*)xpt_alloc_ccb_nowait()) == NULL) return(-1); /* * Get the device information. */ xpt_setup_ccb(&cgd->ccb_h, csio->ccb_h.path, CAM_PRIORITY_NORMAL); cgd->ccb_h.func_code = XPT_GDEV_TYPE; xpt_action((union ccb *)cgd); /* * If the device is unconfigured, just pretend that it is a hard * drive. scsi_op_desc() needs this. */ if (cgd->ccb_h.status == CAM_DEV_NOT_THERE) cgd->inq_data.device = T_DIRECT; inq_data = &cgd->inq_data; #else /* !_KERNEL */ inq_data = &device->inq_data; #endif /* _KERNEL/!_KERNEL */ sense = NULL; if (flags & SSS_FLAG_PRINT_COMMAND) { sbuf_cat(sb, path_str); #ifdef _KERNEL scsi_command_string(csio, sb); #else /* !_KERNEL */ scsi_command_string(device, csio, sb); #endif /* _KERNEL/!_KERNEL */ sbuf_printf(sb, "\n"); } /* * If the sense data is a physical pointer, forget it. */ if (csio->ccb_h.flags & CAM_SENSE_PTR) { if (csio->ccb_h.flags & CAM_SENSE_PHYS) { #ifdef _KERNEL xpt_free_ccb((union ccb*)cgd); #endif /* _KERNEL/!_KERNEL */ return(-1); } else { /* * bcopy the pointer to avoid unaligned access * errors on finicky architectures. We don't * ensure that the sense data is pointer aligned. */ bcopy(&csio->sense_data, &sense, sizeof(struct scsi_sense_data *)); } } else { /* * If the physical sense flag is set, but the sense pointer * is not also set, we assume that the user is an idiot and * return. (Well, okay, it could be that somehow, the * entire csio is physical, but we would have probably core * dumped on one of the bogus pointer deferences above * already.) */ if (csio->ccb_h.flags & CAM_SENSE_PHYS) { #ifdef _KERNEL xpt_free_ccb((union ccb*)cgd); #endif /* _KERNEL/!_KERNEL */ return(-1); } else sense = &csio->sense_data; } if (csio->ccb_h.flags & CAM_CDB_POINTER) cdb = csio->cdb_io.cdb_ptr; else cdb = csio->cdb_io.cdb_bytes; scsi_sense_only_sbuf(sense, csio->sense_len - csio->sense_resid, sb, path_str, inq_data, cdb, csio->cdb_len); #ifdef _KERNEL xpt_free_ccb((union ccb*)cgd); #endif /* _KERNEL/!_KERNEL */ return(0); } #ifdef _KERNEL char * scsi_sense_string(struct ccb_scsiio *csio, char *str, int str_len) #else /* !_KERNEL */ char * scsi_sense_string(struct cam_device *device, struct ccb_scsiio *csio, char *str, int str_len) #endif /* _KERNEL/!_KERNEL */ { struct sbuf sb; sbuf_new(&sb, str, str_len, 0); #ifdef _KERNEL scsi_sense_sbuf(csio, &sb, SSS_FLAG_PRINT_COMMAND); #else /* !_KERNEL */ scsi_sense_sbuf(device, csio, &sb, SSS_FLAG_PRINT_COMMAND); #endif /* _KERNEL/!_KERNEL */ sbuf_finish(&sb); return(sbuf_data(&sb)); } #ifdef _KERNEL void scsi_sense_print(struct ccb_scsiio *csio) { struct sbuf sb; char str[512]; sbuf_new(&sb, str, sizeof(str), 0); scsi_sense_sbuf(csio, &sb, SSS_FLAG_PRINT_COMMAND); sbuf_finish(&sb); printf("%s", sbuf_data(&sb)); } #else /* !_KERNEL */ void scsi_sense_print(struct cam_device *device, struct ccb_scsiio *csio, FILE *ofile) { struct sbuf sb; char str[512]; if ((device == NULL) || (csio == NULL) || (ofile == NULL)) return; sbuf_new(&sb, str, sizeof(str), 0); scsi_sense_sbuf(device, csio, &sb, SSS_FLAG_PRINT_COMMAND); sbuf_finish(&sb); fprintf(ofile, "%s", sbuf_data(&sb)); } #endif /* _KERNEL/!_KERNEL */ /* * Extract basic sense information. This is backward-compatible with the * previous implementation. For new implementations, * scsi_extract_sense_len() is recommended. */ void scsi_extract_sense(struct scsi_sense_data *sense_data, int *error_code, int *sense_key, int *asc, int *ascq) { scsi_extract_sense_len(sense_data, sizeof(*sense_data), error_code, sense_key, asc, ascq, /*show_errors*/ 0); } /* * Extract basic sense information from SCSI I/O CCB structure. */ int scsi_extract_sense_ccb(union ccb *ccb, int *error_code, int *sense_key, int *asc, int *ascq) { struct scsi_sense_data *sense_data; /* Make sure there are some sense data we can access. */ if (ccb->ccb_h.func_code != XPT_SCSI_IO || (ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_SCSI_STATUS_ERROR || (ccb->csio.scsi_status != SCSI_STATUS_CHECK_COND) || (ccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0 || (ccb->ccb_h.flags & CAM_SENSE_PHYS)) return (0); if (ccb->ccb_h.flags & CAM_SENSE_PTR) bcopy(&ccb->csio.sense_data, &sense_data, sizeof(struct scsi_sense_data *)); else sense_data = &ccb->csio.sense_data; scsi_extract_sense_len(sense_data, ccb->csio.sense_len - ccb->csio.sense_resid, error_code, sense_key, asc, ascq, 1); if (*error_code == -1) return (0); return (1); } /* * Extract basic sense information. If show_errors is set, sense values * will be set to -1 if they are not present. */ void scsi_extract_sense_len(struct scsi_sense_data *sense_data, u_int sense_len, int *error_code, int *sense_key, int *asc, int *ascq, int show_errors) { /* * If we have no length, we have no sense. */ if (sense_len == 0) { if (show_errors == 0) { *error_code = 0; *sense_key = 0; *asc = 0; *ascq = 0; } else { *error_code = -1; *sense_key = -1; *asc = -1; *ascq = -1; } return; } *error_code = sense_data->error_code & SSD_ERRCODE; switch (*error_code) { case SSD_DESC_CURRENT_ERROR: case SSD_DESC_DEFERRED_ERROR: { struct scsi_sense_data_desc *sense; sense = (struct scsi_sense_data_desc *)sense_data; if (SSD_DESC_IS_PRESENT(sense, sense_len, sense_key)) *sense_key = sense->sense_key & SSD_KEY; else *sense_key = (show_errors) ? -1 : 0; if (SSD_DESC_IS_PRESENT(sense, sense_len, add_sense_code)) *asc = sense->add_sense_code; else *asc = (show_errors) ? -1 : 0; if (SSD_DESC_IS_PRESENT(sense, sense_len, add_sense_code_qual)) *ascq = sense->add_sense_code_qual; else *ascq = (show_errors) ? -1 : 0; break; } case SSD_CURRENT_ERROR: case SSD_DEFERRED_ERROR: default: { struct scsi_sense_data_fixed *sense; sense = (struct scsi_sense_data_fixed *)sense_data; if (SSD_FIXED_IS_PRESENT(sense, sense_len, flags)) *sense_key = sense->flags & SSD_KEY; else *sense_key = (show_errors) ? -1 : 0; if ((SSD_FIXED_IS_PRESENT(sense, sense_len, add_sense_code)) && (SSD_FIXED_IS_FILLED(sense, add_sense_code))) *asc = sense->add_sense_code; else *asc = (show_errors) ? -1 : 0; if ((SSD_FIXED_IS_PRESENT(sense, sense_len,add_sense_code_qual)) && (SSD_FIXED_IS_FILLED(sense, add_sense_code_qual))) *ascq = sense->add_sense_code_qual; else *ascq = (show_errors) ? -1 : 0; break; } } } int scsi_get_sense_key(struct scsi_sense_data *sense_data, u_int sense_len, int show_errors) { int error_code, sense_key, asc, ascq; scsi_extract_sense_len(sense_data, sense_len, &error_code, &sense_key, &asc, &ascq, show_errors); return (sense_key); } int scsi_get_asc(struct scsi_sense_data *sense_data, u_int sense_len, int show_errors) { int error_code, sense_key, asc, ascq; scsi_extract_sense_len(sense_data, sense_len, &error_code, &sense_key, &asc, &ascq, show_errors); return (asc); } int scsi_get_ascq(struct scsi_sense_data *sense_data, u_int sense_len, int show_errors) { int error_code, sense_key, asc, ascq; scsi_extract_sense_len(sense_data, sense_len, &error_code, &sense_key, &asc, &ascq, show_errors); return (ascq); } /* * This function currently requires at least 36 bytes, or * SHORT_INQUIRY_LENGTH, worth of data to function properly. If this * function needs more or less data in the future, another length should be * defined in scsi_all.h to indicate the minimum amount of data necessary * for this routine to function properly. */ void scsi_print_inquiry(struct scsi_inquiry_data *inq_data) { u_int8_t type; char *dtype, *qtype; char vendor[16], product[48], revision[16], rstr[4]; type = SID_TYPE(inq_data); /* * Figure out basic device type and qualifier. */ if (SID_QUAL_IS_VENDOR_UNIQUE(inq_data)) { qtype = "(vendor-unique qualifier)"; } else { switch (SID_QUAL(inq_data)) { case SID_QUAL_LU_CONNECTED: qtype = ""; break; case SID_QUAL_LU_OFFLINE: qtype = "(offline)"; break; case SID_QUAL_RSVD: qtype = "(reserved qualifier)"; break; default: case SID_QUAL_BAD_LU: qtype = "(LUN not supported)"; break; } } switch (type) { case T_DIRECT: dtype = "Direct Access"; break; case T_SEQUENTIAL: dtype = "Sequential Access"; break; case T_PRINTER: dtype = "Printer"; break; case T_PROCESSOR: dtype = "Processor"; break; case T_WORM: dtype = "WORM"; break; case T_CDROM: dtype = "CD-ROM"; break; case T_SCANNER: dtype = "Scanner"; break; case T_OPTICAL: dtype = "Optical"; break; case T_CHANGER: dtype = "Changer"; break; case T_COMM: dtype = "Communication"; break; case T_STORARRAY: dtype = "Storage Array"; break; case T_ENCLOSURE: dtype = "Enclosure Services"; break; case T_RBC: dtype = "Simplified Direct Access"; break; case T_OCRW: dtype = "Optical Card Read/Write"; break; case T_OSD: dtype = "Object-Based Storage"; break; case T_ADC: dtype = "Automation/Drive Interface"; break; case T_NODEVICE: dtype = "Uninstalled"; break; default: dtype = "unknown"; break; } cam_strvis(vendor, inq_data->vendor, sizeof(inq_data->vendor), sizeof(vendor)); cam_strvis(product, inq_data->product, sizeof(inq_data->product), sizeof(product)); cam_strvis(revision, inq_data->revision, sizeof(inq_data->revision), sizeof(revision)); if (SID_ANSI_REV(inq_data) == SCSI_REV_CCS) bcopy("CCS", rstr, 4); else snprintf(rstr, sizeof (rstr), "%d", SID_ANSI_REV(inq_data)); printf("<%s %s %s> %s %s SCSI-%s device %s\n", vendor, product, revision, SID_IS_REMOVABLE(inq_data) ? "Removable" : "Fixed", dtype, rstr, qtype); } /* * Table of syncrates that don't follow the "divisible by 4" * rule. This table will be expanded in future SCSI specs. */ static struct { u_int period_factor; u_int period; /* in 100ths of ns */ } scsi_syncrates[] = { { 0x08, 625 }, /* FAST-160 */ { 0x09, 1250 }, /* FAST-80 */ { 0x0a, 2500 }, /* FAST-40 40MHz */ { 0x0b, 3030 }, /* FAST-40 33MHz */ { 0x0c, 5000 } /* FAST-20 */ }; /* * Return the frequency in kHz corresponding to the given * sync period factor. */ u_int scsi_calc_syncsrate(u_int period_factor) { int i; int num_syncrates; /* * It's a bug if period is zero, but if it is anyway, don't * die with a divide fault- instead return something which * 'approximates' async */ if (period_factor == 0) { return (3300); } num_syncrates = sizeof(scsi_syncrates) / sizeof(scsi_syncrates[0]); /* See if the period is in the "exception" table */ for (i = 0; i < num_syncrates; i++) { if (period_factor == scsi_syncrates[i].period_factor) { /* Period in kHz */ return (100000000 / scsi_syncrates[i].period); } } /* * Wasn't in the table, so use the standard * 4 times conversion. */ return (10000000 / (period_factor * 4 * 10)); } /* * Return the SCSI sync parameter that corresponsd to * the passed in period in 10ths of ns. */ u_int scsi_calc_syncparam(u_int period) { int i; int num_syncrates; if (period == 0) return (~0); /* Async */ /* Adjust for exception table being in 100ths. */ period *= 10; num_syncrates = sizeof(scsi_syncrates) / sizeof(scsi_syncrates[0]); /* See if the period is in the "exception" table */ for (i = 0; i < num_syncrates; i++) { if (period <= scsi_syncrates[i].period) { /* Period in 100ths of ns */ return (scsi_syncrates[i].period_factor); } } /* * Wasn't in the table, so use the standard * 1/4 period in ns conversion. */ return (period/400); } int scsi_devid_is_naa_ieee_reg(uint8_t *bufp) { struct scsi_vpd_id_descriptor *descr; struct scsi_vpd_id_naa_basic *naa; descr = (struct scsi_vpd_id_descriptor *)bufp; naa = (struct scsi_vpd_id_naa_basic *)descr->identifier; if ((descr->id_type & SVPD_ID_TYPE_MASK) != SVPD_ID_TYPE_NAA) return 0; if (descr->length < sizeof(struct scsi_vpd_id_naa_ieee_reg)) return 0; if ((naa->naa >> SVPD_ID_NAA_NAA_SHIFT) != SVPD_ID_NAA_IEEE_REG) return 0; return 1; } int scsi_devid_is_sas_target(uint8_t *bufp) { struct scsi_vpd_id_descriptor *descr; descr = (struct scsi_vpd_id_descriptor *)bufp; if (!scsi_devid_is_naa_ieee_reg(bufp)) return 0; if ((descr->id_type & SVPD_ID_PIV) == 0) /* proto field reserved */ return 0; if ((descr->proto_codeset >> SVPD_ID_PROTO_SHIFT) != SCSI_PROTO_SAS) return 0; return 1; } -uint8_t * +int +scsi_devid_is_lun_eui64(uint8_t *bufp) +{ + struct scsi_vpd_id_descriptor *descr; + + descr = (struct scsi_vpd_id_descriptor *)bufp; + if ((descr->id_type & SVPD_ID_ASSOC_MASK) != SVPD_ID_ASSOC_LUN) + return 0; + if ((descr->id_type & SVPD_ID_TYPE_MASK) != SVPD_ID_TYPE_EUI64) + return 0; + return 1; +} + +int +scsi_devid_is_lun_naa(uint8_t *bufp) +{ + struct scsi_vpd_id_descriptor *descr; + + descr = (struct scsi_vpd_id_descriptor *)bufp; + if ((descr->id_type & SVPD_ID_ASSOC_MASK) != SVPD_ID_ASSOC_LUN) + return 0; + if ((descr->id_type & SVPD_ID_TYPE_MASK) != SVPD_ID_TYPE_NAA) + return 0; + return 1; +} + +int +scsi_devid_is_lun_t10(uint8_t *bufp) +{ + struct scsi_vpd_id_descriptor *descr; + + descr = (struct scsi_vpd_id_descriptor *)bufp; + if ((descr->id_type & SVPD_ID_ASSOC_MASK) != SVPD_ID_ASSOC_LUN) + return 0; + if ((descr->id_type & SVPD_ID_TYPE_MASK) != SVPD_ID_TYPE_T10) + return 0; + return 1; +} + +int +scsi_devid_is_lun_name(uint8_t *bufp) +{ + struct scsi_vpd_id_descriptor *descr; + + descr = (struct scsi_vpd_id_descriptor *)bufp; + if ((descr->id_type & SVPD_ID_ASSOC_MASK) != SVPD_ID_ASSOC_LUN) + return 0; + if ((descr->id_type & SVPD_ID_TYPE_MASK) != SVPD_ID_TYPE_SCSI_NAME) + return 0; + return 1; +} + +struct scsi_vpd_id_descriptor * scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t page_len, scsi_devid_checkfn_t ck_fn) { struct scsi_vpd_id_descriptor *desc; uint8_t *page_end; uint8_t *desc_buf_end; page_end = (uint8_t *)id + page_len; if (page_end < id->desc_list) return (NULL); desc_buf_end = MIN(id->desc_list + scsi_2btoul(id->length), page_end); for (desc = (struct scsi_vpd_id_descriptor *)id->desc_list; desc->identifier <= desc_buf_end && desc->identifier + desc->length <= desc_buf_end; desc = (struct scsi_vpd_id_descriptor *)(desc->identifier + desc->length)) { if (ck_fn == NULL || ck_fn((uint8_t *)desc) != 0) - return (desc->identifier); + return (desc); } return (NULL); } void scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t sense_len, u_int32_t timeout) { struct scsi_test_unit_ready *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, CAM_DIR_NONE, tag_action, /*data_ptr*/NULL, /*dxfer_len*/0, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_test_unit_ready *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = TEST_UNIT_READY; } void scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), void *data_ptr, u_int8_t dxfer_len, u_int8_t tag_action, u_int8_t sense_len, u_int32_t timeout) { struct scsi_request_sense *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, CAM_DIR_IN, tag_action, data_ptr, dxfer_len, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_request_sense *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = REQUEST_SENSE; scsi_cmd->length = dxfer_len; } void scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t *inq_buf, u_int32_t inq_len, int evpd, u_int8_t page_code, u_int8_t sense_len, u_int32_t timeout) { struct scsi_inquiry *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*data_ptr*/inq_buf, /*dxfer_len*/inq_len, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_inquiry *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = INQUIRY; if (evpd) { scsi_cmd->byte2 |= SI_EVPD; scsi_cmd->page_code = page_code; } scsi_ulto2b(inq_len, scsi_cmd->length); } void scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int dbd, u_int8_t page_code, u_int8_t page, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout) { scsi_mode_sense_len(csio, retries, cbfcnp, tag_action, dbd, page_code, page, param_buf, param_len, 0, sense_len, timeout); } void scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int dbd, u_int8_t page_code, u_int8_t page, u_int8_t *param_buf, u_int32_t param_len, int minimum_cmd_size, u_int8_t sense_len, u_int32_t timeout) { u_int8_t cdb_len; /* * Use the smallest possible command to perform the operation. */ if ((param_len < 256) && (minimum_cmd_size < 10)) { /* * We can fit in a 6 byte cdb. */ struct scsi_mode_sense_6 *scsi_cmd; scsi_cmd = (struct scsi_mode_sense_6 *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = MODE_SENSE_6; if (dbd != 0) scsi_cmd->byte2 |= SMS_DBD; scsi_cmd->page = page_code | page; scsi_cmd->length = param_len; cdb_len = sizeof(*scsi_cmd); } else { /* * Need a 10 byte cdb. */ struct scsi_mode_sense_10 *scsi_cmd; scsi_cmd = (struct scsi_mode_sense_10 *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = MODE_SENSE_10; if (dbd != 0) scsi_cmd->byte2 |= SMS_DBD; scsi_cmd->page = page_code | page; scsi_ulto2b(param_len, scsi_cmd->length); cdb_len = sizeof(*scsi_cmd); } cam_fill_csio(csio, retries, cbfcnp, CAM_DIR_IN, tag_action, param_buf, param_len, sense_len, cdb_len, timeout); } void scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int scsi_page_fmt, int save_pages, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout) { scsi_mode_select_len(csio, retries, cbfcnp, tag_action, scsi_page_fmt, save_pages, param_buf, param_len, 0, sense_len, timeout); } void scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int scsi_page_fmt, int save_pages, u_int8_t *param_buf, u_int32_t param_len, int minimum_cmd_size, u_int8_t sense_len, u_int32_t timeout) { u_int8_t cdb_len; /* * Use the smallest possible command to perform the operation. */ if ((param_len < 256) && (minimum_cmd_size < 10)) { /* * We can fit in a 6 byte cdb. */ struct scsi_mode_select_6 *scsi_cmd; scsi_cmd = (struct scsi_mode_select_6 *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = MODE_SELECT_6; if (scsi_page_fmt != 0) scsi_cmd->byte2 |= SMS_PF; if (save_pages != 0) scsi_cmd->byte2 |= SMS_SP; scsi_cmd->length = param_len; cdb_len = sizeof(*scsi_cmd); } else { /* * Need a 10 byte cdb. */ struct scsi_mode_select_10 *scsi_cmd; scsi_cmd = (struct scsi_mode_select_10 *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = MODE_SELECT_10; if (scsi_page_fmt != 0) scsi_cmd->byte2 |= SMS_PF; if (save_pages != 0) scsi_cmd->byte2 |= SMS_SP; scsi_ulto2b(param_len, scsi_cmd->length); cdb_len = sizeof(*scsi_cmd); } cam_fill_csio(csio, retries, cbfcnp, CAM_DIR_OUT, tag_action, param_buf, param_len, sense_len, cdb_len, timeout); } void scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t page_code, u_int8_t page, int save_pages, int ppc, u_int32_t paramptr, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout) { struct scsi_log_sense *scsi_cmd; u_int8_t cdb_len; scsi_cmd = (struct scsi_log_sense *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = LOG_SENSE; scsi_cmd->page = page_code | page; if (save_pages != 0) scsi_cmd->byte2 |= SLS_SP; if (ppc != 0) scsi_cmd->byte2 |= SLS_PPC; scsi_ulto2b(paramptr, scsi_cmd->paramptr); scsi_ulto2b(param_len, scsi_cmd->length); cdb_len = sizeof(*scsi_cmd); cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*data_ptr*/param_buf, /*dxfer_len*/param_len, sense_len, cdb_len, timeout); } void scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t page_code, int save_pages, int pc_reset, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout) { struct scsi_log_select *scsi_cmd; u_int8_t cdb_len; scsi_cmd = (struct scsi_log_select *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = LOG_SELECT; scsi_cmd->page = page_code & SLS_PAGE_CODE; if (save_pages != 0) scsi_cmd->byte2 |= SLS_SP; if (pc_reset != 0) scsi_cmd->byte2 |= SLS_PCR; scsi_ulto2b(param_len, scsi_cmd->length); cdb_len = sizeof(*scsi_cmd); cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_OUT, tag_action, /*data_ptr*/param_buf, /*dxfer_len*/param_len, sense_len, cdb_len, timeout); } /* * Prevent or allow the user to remove the media */ void scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t action, u_int8_t sense_len, u_int32_t timeout) { struct scsi_prevent *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_NONE, tag_action, /*data_ptr*/NULL, /*dxfer_len*/0, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_prevent *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = PREVENT_ALLOW; scsi_cmd->how = action; } /* XXX allow specification of address and PMI bit and LBA */ void scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, struct scsi_read_capacity_data *rcap_buf, u_int8_t sense_len, u_int32_t timeout) { struct scsi_read_capacity *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*data_ptr*/(u_int8_t *)rcap_buf, /*dxfer_len*/sizeof(*rcap_buf), sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_read_capacity *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = READ_CAPACITY; } void scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), uint8_t tag_action, uint64_t lba, int reladr, int pmi, uint8_t *rcap_buf, int rcap_buf_len, uint8_t sense_len, uint32_t timeout) { struct scsi_read_capacity_16 *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*data_ptr*/(u_int8_t *)rcap_buf, /*dxfer_len*/rcap_buf_len, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_read_capacity_16 *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = SERVICE_ACTION_IN; scsi_cmd->service_action = SRC16_SERVICE_ACTION; scsi_u64to8b(lba, scsi_cmd->addr); scsi_ulto4b(rcap_buf_len, scsi_cmd->alloc_len); if (pmi) reladr |= SRC16_PMI; if (reladr) reladr |= SRC16_RELADR; } void scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t select_report, struct scsi_report_luns_data *rpl_buf, u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout) { struct scsi_report_luns *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*data_ptr*/(u_int8_t *)rpl_buf, /*dxfer_len*/alloc_len, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_report_luns *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = REPORT_LUNS; scsi_cmd->select_report = select_report; scsi_ulto4b(alloc_len, scsi_cmd->length); } void scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t pdf, void *buf, u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout) { struct scsi_target_group *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*data_ptr*/(u_int8_t *)buf, /*dxfer_len*/alloc_len, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_target_group *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = MAINTENANCE_IN; scsi_cmd->service_action = REPORT_TARGET_PORT_GROUPS | pdf; scsi_ulto4b(alloc_len, scsi_cmd->length); } void scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, void *buf, u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout) { struct scsi_target_group *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_OUT, tag_action, /*data_ptr*/(u_int8_t *)buf, /*dxfer_len*/alloc_len, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_target_group *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = MAINTENANCE_OUT; scsi_cmd->service_action = SET_TARGET_PORT_GROUPS; scsi_ulto4b(alloc_len, scsi_cmd->length); } /* * Syncronize the media to the contents of the cache for * the given lba/count pair. Specifying 0/0 means sync * the whole cache. */ void scsi_synchronize_cache(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int32_t begin_lba, u_int16_t lb_count, u_int8_t sense_len, u_int32_t timeout) { struct scsi_sync_cache *scsi_cmd; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_NONE, tag_action, /*data_ptr*/NULL, /*dxfer_len*/0, sense_len, sizeof(*scsi_cmd), timeout); scsi_cmd = (struct scsi_sync_cache *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = SYNCHRONIZE_CACHE; scsi_ulto4b(begin_lba, scsi_cmd->begin_lba); scsi_ulto2b(lb_count, scsi_cmd->lb_count); } void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int readop, u_int8_t byte2, int minimum_cmd_size, u_int64_t lba, u_int32_t block_count, u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, u_int32_t timeout) { int read; u_int8_t cdb_len; read = (readop & SCSI_RW_DIRMASK) == SCSI_RW_READ; /* * Use the smallest possible command to perform the operation * as some legacy hardware does not support the 10 byte commands. * If any of the bits in byte2 is set, we have to go with a larger * command. */ if ((minimum_cmd_size < 10) && ((lba & 0x1fffff) == lba) && ((block_count & 0xff) == block_count) && (byte2 == 0)) { /* * We can fit in a 6 byte cdb. */ struct scsi_rw_6 *scsi_cmd; scsi_cmd = (struct scsi_rw_6 *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = read ? READ_6 : WRITE_6; scsi_ulto3b(lba, scsi_cmd->addr); scsi_cmd->length = block_count & 0xff; scsi_cmd->control = 0; cdb_len = sizeof(*scsi_cmd); CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE, ("6byte: %x%x%x:%d:%d\n", scsi_cmd->addr[0], scsi_cmd->addr[1], scsi_cmd->addr[2], scsi_cmd->length, dxfer_len)); } else if ((minimum_cmd_size < 12) && ((block_count & 0xffff) == block_count) && ((lba & 0xffffffff) == lba)) { /* * Need a 10 byte cdb. */ struct scsi_rw_10 *scsi_cmd; scsi_cmd = (struct scsi_rw_10 *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = read ? READ_10 : WRITE_10; scsi_cmd->byte2 = byte2; scsi_ulto4b(lba, scsi_cmd->addr); scsi_cmd->reserved = 0; scsi_ulto2b(block_count, scsi_cmd->length); scsi_cmd->control = 0; cdb_len = sizeof(*scsi_cmd); CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE, ("10byte: %x%x%x%x:%x%x: %d\n", scsi_cmd->addr[0], scsi_cmd->addr[1], scsi_cmd->addr[2], scsi_cmd->addr[3], scsi_cmd->length[0], scsi_cmd->length[1], dxfer_len)); } else if ((minimum_cmd_size < 16) && ((block_count & 0xffffffff) == block_count) && ((lba & 0xffffffff) == lba)) { /* * The block count is too big for a 10 byte CDB, use a 12 * byte CDB. */ struct scsi_rw_12 *scsi_cmd; scsi_cmd = (struct scsi_rw_12 *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = read ? READ_12 : WRITE_12; scsi_cmd->byte2 = byte2; scsi_ulto4b(lba, scsi_cmd->addr); scsi_cmd->reserved = 0; scsi_ulto4b(block_count, scsi_cmd->length); scsi_cmd->control = 0; cdb_len = sizeof(*scsi_cmd); CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE, ("12byte: %x%x%x%x:%x%x%x%x: %d\n", scsi_cmd->addr[0], scsi_cmd->addr[1], scsi_cmd->addr[2], scsi_cmd->addr[3], scsi_cmd->length[0], scsi_cmd->length[1], scsi_cmd->length[2], scsi_cmd->length[3], dxfer_len)); } else { /* * 16 byte CDB. We'll only get here if the LBA is larger * than 2^32, or if the user asks for a 16 byte command. */ struct scsi_rw_16 *scsi_cmd; scsi_cmd = (struct scsi_rw_16 *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = read ? READ_16 : WRITE_16; scsi_cmd->byte2 = byte2; scsi_u64to8b(lba, scsi_cmd->addr); scsi_cmd->reserved = 0; scsi_ulto4b(block_count, scsi_cmd->length); scsi_cmd->control = 0; cdb_len = sizeof(*scsi_cmd); } cam_fill_csio(csio, retries, cbfcnp, (read ? CAM_DIR_IN : CAM_DIR_OUT) | ((readop & SCSI_RW_BIO) != 0 ? CAM_DATA_BIO : 0), tag_action, data_ptr, dxfer_len, sense_len, cdb_len, timeout); } void scsi_write_same(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t byte2, int minimum_cmd_size, u_int64_t lba, u_int32_t block_count, u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, u_int32_t timeout) { u_int8_t cdb_len; if ((minimum_cmd_size < 16) && ((block_count & 0xffff) == block_count) && ((lba & 0xffffffff) == lba)) { /* * Need a 10 byte cdb. */ struct scsi_write_same_10 *scsi_cmd; scsi_cmd = (struct scsi_write_same_10 *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = WRITE_SAME_10; scsi_cmd->byte2 = byte2; scsi_ulto4b(lba, scsi_cmd->addr); scsi_cmd->group = 0; scsi_ulto2b(block_count, scsi_cmd->length); scsi_cmd->control = 0; cdb_len = sizeof(*scsi_cmd); CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE, ("10byte: %x%x%x%x:%x%x: %d\n", scsi_cmd->addr[0], scsi_cmd->addr[1], scsi_cmd->addr[2], scsi_cmd->addr[3], scsi_cmd->length[0], scsi_cmd->length[1], dxfer_len)); } else { /* * 16 byte CDB. We'll only get here if the LBA is larger * than 2^32, or if the user asks for a 16 byte command. */ struct scsi_write_same_16 *scsi_cmd; scsi_cmd = (struct scsi_write_same_16 *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = WRITE_SAME_16; scsi_cmd->byte2 = byte2; scsi_u64to8b(lba, scsi_cmd->addr); scsi_ulto4b(block_count, scsi_cmd->length); scsi_cmd->group = 0; scsi_cmd->control = 0; cdb_len = sizeof(*scsi_cmd); CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE, ("16byte: %x%x%x%x%x%x%x%x:%x%x%x%x: %d\n", scsi_cmd->addr[0], scsi_cmd->addr[1], scsi_cmd->addr[2], scsi_cmd->addr[3], scsi_cmd->addr[4], scsi_cmd->addr[5], scsi_cmd->addr[6], scsi_cmd->addr[7], scsi_cmd->length[0], scsi_cmd->length[1], scsi_cmd->length[2], scsi_cmd->length[3], dxfer_len)); } cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_OUT, tag_action, data_ptr, dxfer_len, sense_len, cdb_len, timeout); } void scsi_ata_identify(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout) { scsi_ata_pass_16(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, /*protocol*/AP_PROTO_PIO_IN, /*ata_flags*/AP_FLAG_TDIR_FROM_DEV| AP_FLAG_BYT_BLOK_BYTES|AP_FLAG_TLEN_SECT_CNT, /*features*/0, /*sector_count*/dxfer_len, /*lba*/0, /*command*/ATA_ATA_IDENTIFY, /*control*/0, data_ptr, dxfer_len, sense_len, timeout); } void scsi_ata_trim(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int16_t block_count, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout) { scsi_ata_pass_16(csio, retries, cbfcnp, /*flags*/CAM_DIR_OUT, tag_action, /*protocol*/AP_EXTEND|AP_PROTO_DMA, /*ata_flags*/AP_FLAG_TLEN_SECT_CNT|AP_FLAG_BYT_BLOK_BLOCKS, /*features*/ATA_DSM_TRIM, /*sector_count*/block_count, /*lba*/0, /*command*/ATA_DATA_SET_MANAGEMENT, /*control*/0, data_ptr, dxfer_len, sense_len, timeout); } void scsi_ata_pass_16(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int32_t flags, u_int8_t tag_action, u_int8_t protocol, u_int8_t ata_flags, u_int16_t features, u_int16_t sector_count, uint64_t lba, u_int8_t command, u_int8_t control, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout) { struct ata_pass_16 *ata_cmd; ata_cmd = (struct ata_pass_16 *)&csio->cdb_io.cdb_bytes; ata_cmd->opcode = ATA_PASS_16; ata_cmd->protocol = protocol; ata_cmd->flags = ata_flags; ata_cmd->features_ext = features >> 8; ata_cmd->features = features; ata_cmd->sector_count_ext = sector_count >> 8; ata_cmd->sector_count = sector_count; ata_cmd->lba_low = lba; ata_cmd->lba_mid = lba >> 8; ata_cmd->lba_high = lba >> 16; ata_cmd->device = ATA_DEV_LBA; if (protocol & AP_EXTEND) { ata_cmd->lba_low_ext = lba >> 24; ata_cmd->lba_mid_ext = lba >> 32; ata_cmd->lba_high_ext = lba >> 40; } else ata_cmd->device |= (lba >> 24) & 0x0f; ata_cmd->command = command; ata_cmd->control = control; cam_fill_csio(csio, retries, cbfcnp, flags, tag_action, data_ptr, dxfer_len, sense_len, sizeof(*ata_cmd), timeout); } void scsi_unmap(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t byte2, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout) { struct scsi_unmap *scsi_cmd; scsi_cmd = (struct scsi_unmap *)&csio->cdb_io.cdb_bytes; scsi_cmd->opcode = UNMAP; scsi_cmd->byte2 = byte2; scsi_ulto4b(0, scsi_cmd->reserved); scsi_cmd->group = 0; scsi_ulto2b(dxfer_len, scsi_cmd->length); scsi_cmd->control = 0; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_OUT, tag_action, data_ptr, dxfer_len, sense_len, sizeof(*scsi_cmd), timeout); } void scsi_receive_diagnostic_results(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*), uint8_t tag_action, int pcv, uint8_t page_code, uint8_t *data_ptr, uint16_t allocation_length, uint8_t sense_len, uint32_t timeout) { struct scsi_receive_diag *scsi_cmd; scsi_cmd = (struct scsi_receive_diag *)&csio->cdb_io.cdb_bytes; memset(scsi_cmd, 0, sizeof(*scsi_cmd)); scsi_cmd->opcode = RECEIVE_DIAGNOSTIC; if (pcv) { scsi_cmd->byte2 |= SRD_PCV; scsi_cmd->page_code = page_code; } scsi_ulto2b(allocation_length, scsi_cmd->length); cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, data_ptr, allocation_length, sense_len, sizeof(*scsi_cmd), timeout); } void scsi_send_diagnostic(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), uint8_t tag_action, int unit_offline, int device_offline, int self_test, int page_format, int self_test_code, uint8_t *data_ptr, uint16_t param_list_length, uint8_t sense_len, uint32_t timeout) { struct scsi_send_diag *scsi_cmd; scsi_cmd = (struct scsi_send_diag *)&csio->cdb_io.cdb_bytes; memset(scsi_cmd, 0, sizeof(*scsi_cmd)); scsi_cmd->opcode = SEND_DIAGNOSTIC; /* * The default self-test mode control and specific test * control are mutually exclusive. */ if (self_test) self_test_code = SSD_SELF_TEST_CODE_NONE; scsi_cmd->byte2 = ((self_test_code << SSD_SELF_TEST_CODE_SHIFT) & SSD_SELF_TEST_CODE_MASK) | (unit_offline ? SSD_UNITOFFL : 0) | (device_offline ? SSD_DEVOFFL : 0) | (self_test ? SSD_SELFTEST : 0) | (page_format ? SSD_PF : 0); scsi_ulto2b(param_list_length, scsi_cmd->length); cam_fill_csio(csio, retries, cbfcnp, /*flags*/param_list_length ? CAM_DIR_OUT : CAM_DIR_NONE, tag_action, data_ptr, param_list_length, sense_len, sizeof(*scsi_cmd), timeout); } void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*), uint8_t tag_action, int mode, uint8_t buffer_id, u_int32_t offset, uint8_t *data_ptr, uint32_t allocation_length, uint8_t sense_len, uint32_t timeout) { struct scsi_read_buffer *scsi_cmd; scsi_cmd = (struct scsi_read_buffer *)&csio->cdb_io.cdb_bytes; memset(scsi_cmd, 0, sizeof(*scsi_cmd)); scsi_cmd->opcode = READ_BUFFER; scsi_cmd->byte2 = mode; scsi_cmd->buffer_id = buffer_id; scsi_ulto3b(offset, scsi_cmd->offset); scsi_ulto3b(allocation_length, scsi_cmd->length); cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_IN, tag_action, data_ptr, allocation_length, sense_len, sizeof(*scsi_cmd), timeout); } void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), uint8_t tag_action, int mode, uint8_t buffer_id, u_int32_t offset, uint8_t *data_ptr, uint32_t param_list_length, uint8_t sense_len, uint32_t timeout) { struct scsi_write_buffer *scsi_cmd; scsi_cmd = (struct scsi_write_buffer *)&csio->cdb_io.cdb_bytes; memset(scsi_cmd, 0, sizeof(*scsi_cmd)); scsi_cmd->opcode = WRITE_BUFFER; scsi_cmd->byte2 = mode; scsi_cmd->buffer_id = buffer_id; scsi_ulto3b(offset, scsi_cmd->offset); scsi_ulto3b(param_list_length, scsi_cmd->length); cam_fill_csio(csio, retries, cbfcnp, /*flags*/param_list_length ? CAM_DIR_OUT : CAM_DIR_NONE, tag_action, data_ptr, param_list_length, sense_len, sizeof(*scsi_cmd), timeout); } void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int start, int load_eject, int immediate, u_int8_t sense_len, u_int32_t timeout) { struct scsi_start_stop_unit *scsi_cmd; int extra_flags = 0; scsi_cmd = (struct scsi_start_stop_unit *)&csio->cdb_io.cdb_bytes; bzero(scsi_cmd, sizeof(*scsi_cmd)); scsi_cmd->opcode = START_STOP_UNIT; if (start != 0) { scsi_cmd->how |= SSS_START; /* it takes a lot of power to start a drive */ extra_flags |= CAM_HIGH_POWER; } if (load_eject != 0) scsi_cmd->how |= SSS_LOEJ; if (immediate != 0) scsi_cmd->byte2 |= SSS_IMMED; cam_fill_csio(csio, retries, cbfcnp, /*flags*/CAM_DIR_NONE | extra_flags, tag_action, /*data_ptr*/NULL, /*dxfer_len*/0, sense_len, sizeof(*scsi_cmd), timeout); } /* * Try make as good a match as possible with * available sub drivers */ int scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry) { struct scsi_inquiry_pattern *entry; struct scsi_inquiry_data *inq; entry = (struct scsi_inquiry_pattern *)table_entry; inq = (struct scsi_inquiry_data *)inqbuffer; if (((SID_TYPE(inq) == entry->type) || (entry->type == T_ANY)) && (SID_IS_REMOVABLE(inq) ? entry->media_type & SIP_MEDIA_REMOVABLE : entry->media_type & SIP_MEDIA_FIXED) && (cam_strmatch(inq->vendor, entry->vendor, sizeof(inq->vendor)) == 0) && (cam_strmatch(inq->product, entry->product, sizeof(inq->product)) == 0) && (cam_strmatch(inq->revision, entry->revision, sizeof(inq->revision)) == 0)) { return (0); } return (-1); } /* * Try make as good a match as possible with * available sub drivers */ int scsi_static_inquiry_match(caddr_t inqbuffer, caddr_t table_entry) { struct scsi_static_inquiry_pattern *entry; struct scsi_inquiry_data *inq; entry = (struct scsi_static_inquiry_pattern *)table_entry; inq = (struct scsi_inquiry_data *)inqbuffer; if (((SID_TYPE(inq) == entry->type) || (entry->type == T_ANY)) && (SID_IS_REMOVABLE(inq) ? entry->media_type & SIP_MEDIA_REMOVABLE : entry->media_type & SIP_MEDIA_FIXED) && (cam_strmatch(inq->vendor, entry->vendor, sizeof(inq->vendor)) == 0) && (cam_strmatch(inq->product, entry->product, sizeof(inq->product)) == 0) && (cam_strmatch(inq->revision, entry->revision, sizeof(inq->revision)) == 0)) { return (0); } return (-1); } /** * Compare two buffers of vpd device descriptors for a match. * * \param lhs Pointer to first buffer of descriptors to compare. * \param lhs_len The length of the first buffer. * \param rhs Pointer to second buffer of descriptors to compare. * \param rhs_len The length of the second buffer. * * \return 0 on a match, -1 otherwise. * * Treat rhs and lhs as arrays of vpd device id descriptors. Walk lhs matching * agains each element in rhs until all data are exhausted or we have found * a match. */ int scsi_devid_match(uint8_t *lhs, size_t lhs_len, uint8_t *rhs, size_t rhs_len) { struct scsi_vpd_id_descriptor *lhs_id; struct scsi_vpd_id_descriptor *lhs_last; struct scsi_vpd_id_descriptor *rhs_last; uint8_t *lhs_end; uint8_t *rhs_end; lhs_end = lhs + lhs_len; rhs_end = rhs + rhs_len; /* * rhs_last and lhs_last are the last posible position of a valid * descriptor assuming it had a zero length identifier. We use * these variables to insure we can safely dereference the length * field in our loop termination tests. */ lhs_last = (struct scsi_vpd_id_descriptor *) (lhs_end - __offsetof(struct scsi_vpd_id_descriptor, identifier)); rhs_last = (struct scsi_vpd_id_descriptor *) (rhs_end - __offsetof(struct scsi_vpd_id_descriptor, identifier)); lhs_id = (struct scsi_vpd_id_descriptor *)lhs; while (lhs_id <= lhs_last && (lhs_id->identifier + lhs_id->length) <= lhs_end) { struct scsi_vpd_id_descriptor *rhs_id; rhs_id = (struct scsi_vpd_id_descriptor *)rhs; while (rhs_id <= rhs_last && (rhs_id->identifier + rhs_id->length) <= rhs_end) { if (rhs_id->length == lhs_id->length && memcmp(rhs_id->identifier, lhs_id->identifier, rhs_id->length) == 0) return (0); rhs_id = (struct scsi_vpd_id_descriptor *) (rhs_id->identifier + rhs_id->length); } lhs_id = (struct scsi_vpd_id_descriptor *) (lhs_id->identifier + lhs_id->length); } return (-1); } #ifdef _KERNEL int scsi_vpd_supported_page(struct cam_periph *periph, uint8_t page_id) { struct cam_ed *device; struct scsi_vpd_supported_pages *vpds; int i, num_pages; device = periph->path->device; vpds = (struct scsi_vpd_supported_pages *)device->supported_vpds; if (vpds != NULL) { num_pages = device->supported_vpds_len - SVPD_SUPPORTED_PAGES_HDR_LEN; for (i = 0; i < num_pages; i++) { if (vpds->page_list[i] == page_id) return (1); } } return (0); } static void init_scsi_delay(void) { int delay; delay = SCSI_DELAY; TUNABLE_INT_FETCH("kern.cam.scsi_delay", &delay); if (set_scsi_delay(delay) != 0) { printf("cam: invalid value for tunable kern.cam.scsi_delay\n"); set_scsi_delay(SCSI_DELAY); } } SYSINIT(scsi_delay, SI_SUB_TUNABLES, SI_ORDER_ANY, init_scsi_delay, NULL); static int sysctl_scsi_delay(SYSCTL_HANDLER_ARGS) { int error, delay; delay = scsi_delay; error = sysctl_handle_int(oidp, &delay, 0, req); if (error != 0 || req->newptr == NULL) return (error); return (set_scsi_delay(delay)); } SYSCTL_PROC(_kern_cam, OID_AUTO, scsi_delay, CTLTYPE_INT|CTLFLAG_RW, 0, 0, sysctl_scsi_delay, "I", "Delay to allow devices to settle after a SCSI bus reset (ms)"); static int set_scsi_delay(int delay) { /* * If someone sets this to 0, we assume that they want the * minimum allowable bus settle delay. */ if (delay == 0) { printf("cam: using minimum scsi_delay (%dms)\n", SCSI_MIN_DELAY); delay = SCSI_MIN_DELAY; } if (delay < SCSI_MIN_DELAY) return (EINVAL); scsi_delay = delay; return (0); } #endif /* _KERNEL */ diff --git a/sys/cam/scsi/scsi_all.h b/sys/cam/scsi/scsi_all.h index aff655e79286..61affec48335 100644 --- a/sys/cam/scsi/scsi_all.h +++ b/sys/cam/scsi/scsi_all.h @@ -1,2677 +1,2683 @@ /*- * Largely written by Julian Elischer (julian@tfs.com) * for TRW Financial Systems. * * TRW Financial Systems, in accordance with their agreement with Carnegie * Mellon University, makes this software available to CMU to distribute * or use in any manner that they see fit as long as this message is kept with * the software. For this reason TFS also grants any other persons or * organisations permission to use or modify this software. * * TFS supplies this software to be publicly redistributed * on the understanding that TFS is not responsible for the correct * functioning of this software in any circumstances. * * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 * * $FreeBSD$ */ /* * SCSI general interface description */ #ifndef _SCSI_SCSI_ALL_H #define _SCSI_SCSI_ALL_H 1 #include #include #ifdef _KERNEL /* * This is the number of seconds we wait for devices to settle after a SCSI * bus reset. */ extern int scsi_delay; #endif /* _KERNEL */ /* * SCSI command format */ /* * Define dome bits that are in ALL (or a lot of) scsi commands */ #define SCSI_CTL_LINK 0x01 #define SCSI_CTL_FLAG 0x02 #define SCSI_CTL_VENDOR 0xC0 #define SCSI_CMD_LUN 0xA0 /* these two should not be needed */ #define SCSI_CMD_LUN_SHIFT 5 /* LUN in the cmd is no longer SCSI */ #define SCSI_MAX_CDBLEN 16 /* * 16 byte commands are in the * SCSI-3 spec */ #if defined(CAM_MAX_CDBLEN) && (CAM_MAX_CDBLEN < SCSI_MAX_CDBLEN) #error "CAM_MAX_CDBLEN cannot be less than SCSI_MAX_CDBLEN" #endif /* 6byte CDBs special case 0 length to be 256 */ #define SCSI_CDB6_LEN(len) ((len) == 0 ? 256 : len) /* * This type defines actions to be taken when a particular sense code is * received. Right now, these flags are only defined to take up 16 bits, * but can be expanded in the future if necessary. */ typedef enum { SS_NOP = 0x000000, /* Do nothing */ SS_RETRY = 0x010000, /* Retry the command */ SS_FAIL = 0x020000, /* Bail out */ SS_START = 0x030000, /* Send a Start Unit command to the device, * then retry the original command. */ SS_TUR = 0x040000, /* Send a Test Unit Ready command to the * device, then retry the original command. */ SS_MASK = 0xff0000 } scsi_sense_action; typedef enum { SSQ_NONE = 0x0000, SSQ_DECREMENT_COUNT = 0x0100, /* Decrement the retry count */ SSQ_MANY = 0x0200, /* send lots of recovery commands */ SSQ_RANGE = 0x0400, /* * This table entry represents the * end of a range of ASCQs that * have identical error actions * and text. */ SSQ_PRINT_SENSE = 0x0800, SSQ_MASK = 0xff00 } scsi_sense_action_qualifier; /* Mask for error status values */ #define SS_ERRMASK 0xff /* The default, retyable, error action */ #define SS_RDEF SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE|EIO /* The retyable, error action, with table specified error code */ #define SS_RET SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE /* Fatal error action, with table specified error code */ #define SS_FATAL SS_FAIL|SSQ_PRINT_SENSE struct scsi_generic { u_int8_t opcode; u_int8_t bytes[11]; }; struct scsi_request_sense { u_int8_t opcode; u_int8_t byte2; #define SRS_DESC 0x01 u_int8_t unused[2]; u_int8_t length; u_int8_t control; }; struct scsi_test_unit_ready { u_int8_t opcode; u_int8_t byte2; u_int8_t unused[3]; u_int8_t control; }; struct scsi_receive_diag { uint8_t opcode; uint8_t byte2; #define SRD_PCV 0x01 uint8_t page_code; uint8_t length[2]; uint8_t control; }; struct scsi_send_diag { uint8_t opcode; uint8_t byte2; #define SSD_UNITOFFL 0x01 #define SSD_DEVOFFL 0x02 #define SSD_SELFTEST 0x04 #define SSD_PF 0x10 #define SSD_SELF_TEST_CODE_MASK 0xE0 #define SSD_SELF_TEST_CODE_SHIFT 5 #define SSD_SELF_TEST_CODE_NONE 0x00 #define SSD_SELF_TEST_CODE_BG_SHORT 0x01 #define SSD_SELF_TEST_CODE_BG_EXTENDED 0x02 #define SSD_SELF_TEST_CODE_BG_ABORT 0x04 #define SSD_SELF_TEST_CODE_FG_SHORT 0x05 #define SSD_SELF_TEST_CODE_FG_EXTENDED 0x06 uint8_t reserved; uint8_t length[2]; uint8_t control; }; struct scsi_sense { u_int8_t opcode; u_int8_t byte2; u_int8_t unused[2]; u_int8_t length; u_int8_t control; }; struct scsi_inquiry { u_int8_t opcode; u_int8_t byte2; #define SI_EVPD 0x01 #define SI_CMDDT 0x02 u_int8_t page_code; u_int8_t length[2]; u_int8_t control; }; struct scsi_mode_sense_6 { u_int8_t opcode; u_int8_t byte2; #define SMS_DBD 0x08 u_int8_t page; #define SMS_PAGE_CODE 0x3F #define SMS_VENDOR_SPECIFIC_PAGE 0x00 #define SMS_DISCONNECT_RECONNECT_PAGE 0x02 #define SMS_FORMAT_DEVICE_PAGE 0x03 #define SMS_GEOMETRY_PAGE 0x04 #define SMS_CACHE_PAGE 0x08 #define SMS_PERIPHERAL_DEVICE_PAGE 0x09 #define SMS_CONTROL_MODE_PAGE 0x0A #define SMS_PROTO_SPECIFIC_PAGE 0x19 #define SMS_INFO_EXCEPTIONS_PAGE 0x1C #define SMS_ALL_PAGES_PAGE 0x3F #define SMS_PAGE_CTRL_MASK 0xC0 #define SMS_PAGE_CTRL_CURRENT 0x00 #define SMS_PAGE_CTRL_CHANGEABLE 0x40 #define SMS_PAGE_CTRL_DEFAULT 0x80 #define SMS_PAGE_CTRL_SAVED 0xC0 u_int8_t subpage; #define SMS_SUBPAGE_PAGE_0 0x00 #define SMS_SUBPAGE_ALL 0xff u_int8_t length; u_int8_t control; }; struct scsi_mode_sense_10 { u_int8_t opcode; u_int8_t byte2; /* same bits as small version */ #define SMS10_LLBAA 0x10 u_int8_t page; /* same bits as small version */ u_int8_t subpage; u_int8_t unused[3]; u_int8_t length[2]; u_int8_t control; }; struct scsi_mode_select_6 { u_int8_t opcode; u_int8_t byte2; #define SMS_SP 0x01 #define SMS_PF 0x10 u_int8_t unused[2]; u_int8_t length; u_int8_t control; }; struct scsi_mode_select_10 { u_int8_t opcode; u_int8_t byte2; /* same bits as small version */ u_int8_t unused[5]; u_int8_t length[2]; u_int8_t control; }; /* * When sending a mode select to a tape drive, the medium type must be 0. */ struct scsi_mode_hdr_6 { u_int8_t datalen; u_int8_t medium_type; u_int8_t dev_specific; u_int8_t block_descr_len; }; struct scsi_mode_hdr_10 { u_int8_t datalen[2]; u_int8_t medium_type; u_int8_t dev_specific; u_int8_t reserved[2]; u_int8_t block_descr_len[2]; }; struct scsi_mode_block_descr { u_int8_t density_code; u_int8_t num_blocks[3]; u_int8_t reserved; u_int8_t block_len[3]; }; struct scsi_per_res_in { u_int8_t opcode; u_int8_t action; #define SPRI_RK 0x00 #define SPRI_RR 0x01 #define SPRI_RC 0x02 #define SPRI_RS 0x03 u_int8_t reserved[5]; u_int8_t length[2]; u_int8_t control; }; struct scsi_per_res_in_header { u_int8_t generation[4]; u_int8_t length[4]; }; struct scsi_per_res_key { u_int8_t key[8]; }; struct scsi_per_res_in_keys { struct scsi_per_res_in_header header; struct scsi_per_res_key keys[0]; }; struct scsi_per_res_cap { uint8_t length[2]; uint8_t flags1; #define SPRI_CRH 0x10 #define SPRI_SIP_C 0x08 #define SPRI_ATP_C 0x04 #define SPRI_PTPL_C 0x01 uint8_t flags2; #define SPRI_TMV 0x80 #define SPRI_PTPL_A 0x01 uint8_t type_mask[2]; #define SPRI_TM_WR_EX_AR 0x8000 #define SPRI_TM_EX_AC_RO 0x4000 #define SPRI_TM_WR_EX_RO 0x2000 #define SPRI_TM_EX_AC 0x0800 #define SPRI_TM_WR_EX 0x0200 #define SPRI_TM_EX_AC_AR 0x0001 uint8_t reserved[2]; }; struct scsi_per_res_in_rsrv_data { uint8_t reservation[8]; uint8_t obsolete1[4]; uint8_t reserved; uint8_t scopetype; #define SPRT_WE 0x01 #define SPRT_EA 0x03 #define SPRT_WERO 0x05 #define SPRT_EARO 0x06 #define SPRT_WEAR 0x07 #define SPRT_EAAR 0x08 uint8_t obsolete2[2]; }; struct scsi_per_res_in_rsrv { struct scsi_per_res_in_header header; struct scsi_per_res_in_rsrv_data data; }; struct scsi_per_res_out { u_int8_t opcode; u_int8_t action; #define SPRO_REGISTER 0x00 #define SPRO_RESERVE 0x01 #define SPRO_RELEASE 0x02 #define SPRO_CLEAR 0x03 #define SPRO_PREEMPT 0x04 #define SPRO_PRE_ABO 0x05 #define SPRO_REG_IGNO 0x06 #define SPRO_REG_MOVE 0x07 #define SPRO_ACTION_MASK 0x1f u_int8_t scope_type; #define SPR_SCOPE_MASK 0xf0 #define SPR_LU_SCOPE 0x00 #define SPR_TYPE_MASK 0x0f #define SPR_TYPE_WR_EX 0x01 #define SPR_TYPE_EX_AC 0x03 #define SPR_TYPE_WR_EX_RO 0x05 #define SPR_TYPE_EX_AC_RO 0x06 #define SPR_TYPE_WR_EX_AR 0x07 #define SPR_TYPE_EX_AC_AR 0x08 u_int8_t reserved[2]; u_int8_t length[4]; u_int8_t control; }; struct scsi_per_res_out_parms { struct scsi_per_res_key res_key; u_int8_t serv_act_res_key[8]; u_int8_t obsolete1[4]; u_int8_t flags; #define SPR_SPEC_I_PT 0x08 #define SPR_ALL_TG_PT 0x04 #define SPR_APTPL 0x01 u_int8_t reserved1; u_int8_t obsolete2[2]; }; struct scsi_log_sense { u_int8_t opcode; u_int8_t byte2; #define SLS_SP 0x01 #define SLS_PPC 0x02 u_int8_t page; #define SLS_PAGE_CODE 0x3F #define SLS_ALL_PAGES_PAGE 0x00 #define SLS_OVERRUN_PAGE 0x01 #define SLS_ERROR_WRITE_PAGE 0x02 #define SLS_ERROR_READ_PAGE 0x03 #define SLS_ERROR_READREVERSE_PAGE 0x04 #define SLS_ERROR_VERIFY_PAGE 0x05 #define SLS_ERROR_NONMEDIUM_PAGE 0x06 #define SLS_ERROR_LASTN_PAGE 0x07 #define SLS_SELF_TEST_PAGE 0x10 #define SLS_IE_PAGE 0x2f #define SLS_PAGE_CTRL_MASK 0xC0 #define SLS_PAGE_CTRL_THRESHOLD 0x00 #define SLS_PAGE_CTRL_CUMULATIVE 0x40 #define SLS_PAGE_CTRL_THRESH_DEFAULT 0x80 #define SLS_PAGE_CTRL_CUMUL_DEFAULT 0xC0 u_int8_t reserved[2]; u_int8_t paramptr[2]; u_int8_t length[2]; u_int8_t control; }; struct scsi_log_select { u_int8_t opcode; u_int8_t byte2; /* SLS_SP 0x01 */ #define SLS_PCR 0x02 u_int8_t page; /* SLS_PAGE_CTRL_MASK 0xC0 */ /* SLS_PAGE_CTRL_THRESHOLD 0x00 */ /* SLS_PAGE_CTRL_CUMULATIVE 0x40 */ /* SLS_PAGE_CTRL_THRESH_DEFAULT 0x80 */ /* SLS_PAGE_CTRL_CUMUL_DEFAULT 0xC0 */ u_int8_t reserved[4]; u_int8_t length[2]; u_int8_t control; }; struct scsi_log_header { u_int8_t page; u_int8_t reserved; u_int8_t datalen[2]; }; struct scsi_log_param_header { u_int8_t param_code[2]; u_int8_t param_control; #define SLP_LP 0x01 #define SLP_LBIN 0x02 #define SLP_TMC_MASK 0x0C #define SLP_TMC_ALWAYS 0x00 #define SLP_TMC_EQUAL 0x04 #define SLP_TMC_NOTEQUAL 0x08 #define SLP_TMC_GREATER 0x0C #define SLP_ETC 0x10 #define SLP_TSD 0x20 #define SLP_DS 0x40 #define SLP_DU 0x80 u_int8_t param_len; }; struct scsi_control_page { u_int8_t page_code; u_int8_t page_length; u_int8_t rlec; #define SCP_RLEC 0x01 /*Report Log Exception Cond*/ #define SCP_GLTSD 0x02 /*Global Logging target save disable */ #define SCP_DSENSE 0x04 /*Descriptor Sense */ #define SCP_DPICZ 0x08 /*Disable Prot. Info Check if Prot. Field is Zero */ #define SCP_TMF_ONLY 0x10 /*TM Functions Only*/ #define SCP_TST_MASK 0xE0 /*Task Set Type Mask*/ #define SCP_TST_ONE 0x00 /*One Task Set*/ #define SCP_TST_SEPARATE 0x20 /*Separate Task Sets*/ u_int8_t queue_flags; #define SCP_QUEUE_ALG_MASK 0xF0 #define SCP_QUEUE_ALG_RESTRICTED 0x00 #define SCP_QUEUE_ALG_UNRESTRICTED 0x10 #define SCP_QUEUE_ERR 0x02 /*Queued I/O aborted for CACs*/ #define SCP_QUEUE_DQUE 0x01 /*Queued I/O disabled*/ u_int8_t eca_and_aen; #define SCP_EECA 0x80 /*Enable Extended CA*/ #define SCP_RAENP 0x04 /*Ready AEN Permission*/ #define SCP_UAAENP 0x02 /*UA AEN Permission*/ #define SCP_EAENP 0x01 /*Error AEN Permission*/ u_int8_t reserved; u_int8_t aen_holdoff_period[2]; }; struct scsi_cache_page { u_int8_t page_code; #define SCHP_PAGE_SAVABLE 0x80 /* Page is savable */ u_int8_t page_length; u_int8_t cache_flags; #define SCHP_FLAGS_WCE 0x04 /* Write Cache Enable */ #define SCHP_FLAGS_MF 0x02 /* Multiplication factor */ #define SCHP_FLAGS_RCD 0x01 /* Read Cache Disable */ u_int8_t rw_cache_policy; u_int8_t dis_prefetch[2]; u_int8_t min_prefetch[2]; u_int8_t max_prefetch[2]; u_int8_t max_prefetch_ceil[2]; }; /* * XXX KDM * Updated version of the cache page, as of SBC. Update this to SBC-3 and * rationalize the two. */ struct scsi_caching_page { uint8_t page_code; #define SMS_CACHING_PAGE 0x08 uint8_t page_length; uint8_t flags1; #define SCP_IC 0x80 #define SCP_ABPF 0x40 #define SCP_CAP 0x20 #define SCP_DISC 0x10 #define SCP_SIZE 0x08 #define SCP_WCE 0x04 #define SCP_MF 0x02 #define SCP_RCD 0x01 uint8_t ret_priority; uint8_t disable_pf_transfer_len[2]; uint8_t min_prefetch[2]; uint8_t max_prefetch[2]; uint8_t max_pf_ceiling[2]; uint8_t flags2; #define SCP_FSW 0x80 #define SCP_LBCSS 0x40 #define SCP_DRA 0x20 #define SCP_VS1 0x10 #define SCP_VS2 0x08 uint8_t cache_segments; uint8_t cache_seg_size[2]; uint8_t reserved; uint8_t non_cache_seg_size[3]; }; /* * XXX KDM move this off to a vendor shim. */ struct copan_power_subpage { uint8_t page_code; #define PWR_PAGE_CODE 0x00 uint8_t subpage; #define PWR_SUBPAGE_CODE 0x02 uint8_t page_length[2]; uint8_t page_version; #define PWR_VERSION 0x01 uint8_t total_luns; uint8_t max_active_luns; #define PWR_DFLT_MAX_LUNS 0x07 uint8_t reserved[25]; }; /* * XXX KDM move this off to a vendor shim. */ struct copan_aps_subpage { uint8_t page_code; #define APS_PAGE_CODE 0x00 uint8_t subpage; #define APS_SUBPAGE_CODE 0x03 uint8_t page_length[2]; uint8_t page_version; #define APS_VERSION 0x00 uint8_t lock_active; #define APS_LOCK_ACTIVE 0x01 #define APS_LOCK_INACTIVE 0x00 uint8_t reserved[26]; }; /* * XXX KDM move this off to a vendor shim. */ struct copan_debugconf_subpage { uint8_t page_code; #define DBGCNF_PAGE_CODE 0x00 uint8_t subpage; #define DBGCNF_SUBPAGE_CODE 0xF0 uint8_t page_length[2]; uint8_t page_version; #define DBGCNF_VERSION 0x00 uint8_t ctl_time_io_secs[2]; }; struct scsi_info_exceptions_page { u_int8_t page_code; #define SIEP_PAGE_SAVABLE 0x80 /* Page is savable */ u_int8_t page_length; u_int8_t info_flags; #define SIEP_FLAGS_PERF 0x80 #define SIEP_FLAGS_EBF 0x20 #define SIEP_FLAGS_EWASC 0x10 #define SIEP_FLAGS_DEXCPT 0x08 #define SIEP_FLAGS_TEST 0x04 #define SIEP_FLAGS_EBACKERR 0x02 #define SIEP_FLAGS_LOGERR 0x01 u_int8_t mrie; u_int8_t interval_timer[4]; u_int8_t report_count[4]; }; struct scsi_proto_specific_page { u_int8_t page_code; #define SPSP_PAGE_SAVABLE 0x80 /* Page is savable */ u_int8_t page_length; u_int8_t protocol; #define SPSP_PROTO_FC 0x00 #define SPSP_PROTO_SPI 0x01 #define SPSP_PROTO_SSA 0x02 #define SPSP_PROTO_1394 0x03 #define SPSP_PROTO_RDMA 0x04 #define SPSP_PROTO_ISCSI 0x05 #define SPSP_PROTO_SAS 0x06 #define SPSP_PROTO_ADT 0x07 #define SPSP_PROTO_ATA 0x08 #define SPSP_PROTO_NONE 0x0f }; struct scsi_reserve { u_int8_t opcode; u_int8_t byte2; #define SR_EXTENT 0x01 #define SR_ID_MASK 0x0e #define SR_3RDPTY 0x10 #define SR_LUN_MASK 0xe0 u_int8_t resv_id; u_int8_t length[2]; u_int8_t control; }; struct scsi_reserve_10 { uint8_t opcode; uint8_t byte2; #define SR10_3RDPTY 0x10 #define SR10_LONGID 0x02 #define SR10_EXTENT 0x01 uint8_t resv_id; uint8_t thirdparty_id; uint8_t reserved[3]; uint8_t length[2]; uint8_t control; }; struct scsi_release { u_int8_t opcode; u_int8_t byte2; u_int8_t resv_id; u_int8_t unused[1]; u_int8_t length; u_int8_t control; }; struct scsi_release_10 { uint8_t opcode; uint8_t byte2; uint8_t resv_id; uint8_t thirdparty_id; uint8_t reserved[3]; uint8_t length[2]; uint8_t control; }; struct scsi_prevent { u_int8_t opcode; u_int8_t byte2; u_int8_t unused[2]; u_int8_t how; u_int8_t control; }; #define PR_PREVENT 0x01 #define PR_ALLOW 0x00 struct scsi_sync_cache { u_int8_t opcode; u_int8_t byte2; #define SSC_IMMED 0x02 #define SSC_RELADR 0x01 u_int8_t begin_lba[4]; u_int8_t reserved; u_int8_t lb_count[2]; u_int8_t control; }; struct scsi_sync_cache_16 { uint8_t opcode; uint8_t byte2; uint8_t begin_lba[8]; uint8_t lb_count[4]; uint8_t reserved; uint8_t control; }; struct scsi_format { uint8_t opcode; uint8_t byte2; #define SF_LONGLIST 0x20 #define SF_FMTDATA 0x10 #define SF_CMPLIST 0x08 #define SF_FORMAT_MASK 0x07 #define SF_FORMAT_BLOCK 0x00 #define SF_FORMAT_LONG_BLOCK 0x03 #define SF_FORMAT_BFI 0x04 #define SF_FORMAT_PHYS 0x05 uint8_t vendor; uint8_t interleave[2]; uint8_t control; }; struct scsi_format_header_short { uint8_t reserved; #define SF_DATA_FOV 0x80 #define SF_DATA_DPRY 0x40 #define SF_DATA_DCRT 0x20 #define SF_DATA_STPF 0x10 #define SF_DATA_IP 0x08 #define SF_DATA_DSP 0x04 #define SF_DATA_IMMED 0x02 #define SF_DATA_VS 0x01 uint8_t byte2; uint8_t defect_list_len[2]; }; struct scsi_format_header_long { uint8_t reserved; uint8_t byte2; uint8_t reserved2[2]; uint8_t defect_list_len[4]; }; struct scsi_changedef { u_int8_t opcode; u_int8_t byte2; u_int8_t unused1; u_int8_t how; u_int8_t unused[4]; u_int8_t datalen; u_int8_t control; }; struct scsi_read_buffer { u_int8_t opcode; u_int8_t byte2; #define RWB_MODE 0x07 #define RWB_MODE_HDR_DATA 0x00 #define RWB_MODE_VENDOR 0x01 #define RWB_MODE_DATA 0x02 #define RWB_MODE_DOWNLOAD 0x04 #define RWB_MODE_DOWNLOAD_SAVE 0x05 u_int8_t buffer_id; u_int8_t offset[3]; u_int8_t length[3]; u_int8_t control; }; struct scsi_write_buffer { u_int8_t opcode; u_int8_t byte2; u_int8_t buffer_id; u_int8_t offset[3]; u_int8_t length[3]; u_int8_t control; }; struct scsi_rw_6 { u_int8_t opcode; u_int8_t addr[3]; /* only 5 bits are valid in the MSB address byte */ #define SRW_TOPADDR 0x1F u_int8_t length; u_int8_t control; }; struct scsi_rw_10 { u_int8_t opcode; #define SRW10_RELADDR 0x01 /* EBP defined for WRITE(10) only */ #define SRW10_EBP 0x04 #define SRW10_FUA 0x08 #define SRW10_DPO 0x10 u_int8_t byte2; u_int8_t addr[4]; u_int8_t reserved; u_int8_t length[2]; u_int8_t control; }; struct scsi_rw_12 { u_int8_t opcode; #define SRW12_RELADDR 0x01 #define SRW12_FUA 0x08 #define SRW12_DPO 0x10 u_int8_t byte2; u_int8_t addr[4]; u_int8_t length[4]; u_int8_t reserved; u_int8_t control; }; struct scsi_rw_16 { u_int8_t opcode; #define SRW16_RELADDR 0x01 #define SRW16_FUA 0x08 #define SRW16_DPO 0x10 u_int8_t byte2; u_int8_t addr[8]; u_int8_t length[4]; u_int8_t reserved; u_int8_t control; }; struct scsi_write_same_10 { uint8_t opcode; uint8_t byte2; #define SWS_LBDATA 0x02 #define SWS_PBDATA 0x04 #define SWS_UNMAP 0x08 #define SWS_ANCHOR 0x10 uint8_t addr[4]; uint8_t group; uint8_t length[2]; uint8_t control; }; struct scsi_write_same_16 { uint8_t opcode; uint8_t byte2; uint8_t addr[8]; uint8_t length[4]; uint8_t group; uint8_t control; }; struct scsi_unmap { uint8_t opcode; uint8_t byte2; #define SU_ANCHOR 0x01 uint8_t reserved[4]; uint8_t group; uint8_t length[2]; uint8_t control; }; struct scsi_write_verify_10 { uint8_t opcode; uint8_t byte2; #define SWV_BYTCHK 0x02 #define SWV_DPO 0x10 #define SWV_WRPROECT_MASK 0xe0 uint8_t addr[4]; uint8_t group; uint8_t length[2]; uint8_t control; }; struct scsi_write_verify_12 { uint8_t opcode; uint8_t byte2; uint8_t addr[4]; uint8_t length[4]; uint8_t group; uint8_t control; }; struct scsi_write_verify_16 { uint8_t opcode; uint8_t byte2; uint8_t addr[8]; uint8_t length[4]; uint8_t group; uint8_t control; }; struct scsi_start_stop_unit { u_int8_t opcode; u_int8_t byte2; #define SSS_IMMED 0x01 u_int8_t reserved[2]; u_int8_t how; #define SSS_START 0x01 #define SSS_LOEJ 0x02 #define SSS_PC_MASK 0xf0 #define SSS_PC_START_VALID 0x00 #define SSS_PC_ACTIVE 0x10 #define SSS_PC_IDLE 0x20 #define SSS_PC_STANDBY 0x30 #define SSS_PC_LU_CONTROL 0x70 #define SSS_PC_FORCE_IDLE_0 0xa0 #define SSS_PC_FORCE_STANDBY_0 0xb0 u_int8_t control; }; struct ata_pass_12 { u_int8_t opcode; u_int8_t protocol; #define AP_PROTO_HARD_RESET (0x00 << 1) #define AP_PROTO_SRST (0x01 << 1) #define AP_PROTO_NON_DATA (0x03 << 1) #define AP_PROTO_PIO_IN (0x04 << 1) #define AP_PROTO_PIO_OUT (0x05 << 1) #define AP_PROTO_DMA (0x06 << 1) #define AP_PROTO_DMA_QUEUED (0x07 << 1) #define AP_PROTO_DEVICE_DIAG (0x08 << 1) #define AP_PROTO_DEVICE_RESET (0x09 << 1) #define AP_PROTO_UDMA_IN (0x10 << 1) #define AP_PROTO_UDMA_OUT (0x11 << 1) #define AP_PROTO_FPDMA (0x12 << 1) #define AP_PROTO_RESP_INFO (0x15 << 1) #define AP_MULTI 0xe0 u_int8_t flags; #define AP_T_LEN 0x03 #define AP_BB 0x04 #define AP_T_DIR 0x08 #define AP_CK_COND 0x20 #define AP_OFFLINE 0x60 u_int8_t features; u_int8_t sector_count; u_int8_t lba_low; u_int8_t lba_mid; u_int8_t lba_high; u_int8_t device; u_int8_t command; u_int8_t reserved; u_int8_t control; }; struct scsi_maintenance_in { uint8_t opcode; uint8_t byte2; #define SERVICE_ACTION_MASK 0x1f #define SA_RPRT_TRGT_GRP 0x0a uint8_t reserved[4]; uint8_t length[4]; uint8_t reserved1; uint8_t control; }; struct ata_pass_16 { u_int8_t opcode; u_int8_t protocol; #define AP_EXTEND 0x01 u_int8_t flags; #define AP_FLAG_TLEN_NO_DATA (0 << 0) #define AP_FLAG_TLEN_FEAT (1 << 0) #define AP_FLAG_TLEN_SECT_CNT (2 << 0) #define AP_FLAG_TLEN_STPSIU (3 << 0) #define AP_FLAG_BYT_BLOK_BYTES (0 << 2) #define AP_FLAG_BYT_BLOK_BLOCKS (1 << 2) #define AP_FLAG_TDIR_TO_DEV (0 << 3) #define AP_FLAG_TDIR_FROM_DEV (1 << 3) #define AP_FLAG_CHK_COND (1 << 5) u_int8_t features_ext; u_int8_t features; u_int8_t sector_count_ext; u_int8_t sector_count; u_int8_t lba_low_ext; u_int8_t lba_low; u_int8_t lba_mid_ext; u_int8_t lba_mid; u_int8_t lba_high_ext; u_int8_t lba_high; u_int8_t device; u_int8_t command; u_int8_t control; }; #define SC_SCSI_1 0x01 #define SC_SCSI_2 0x03 /* * Opcodes */ #define TEST_UNIT_READY 0x00 #define REQUEST_SENSE 0x03 #define READ_6 0x08 #define WRITE_6 0x0A #define INQUIRY 0x12 #define MODE_SELECT_6 0x15 #define MODE_SENSE_6 0x1A #define START_STOP_UNIT 0x1B #define START_STOP 0x1B #define RESERVE 0x16 #define RELEASE 0x17 #define RECEIVE_DIAGNOSTIC 0x1C #define SEND_DIAGNOSTIC 0x1D #define PREVENT_ALLOW 0x1E #define READ_CAPACITY 0x25 #define READ_10 0x28 #define WRITE_10 0x2A #define POSITION_TO_ELEMENT 0x2B #define WRITE_VERIFY_10 0x2E #define VERIFY_10 0x2F #define SYNCHRONIZE_CACHE 0x35 #define READ_DEFECT_DATA_10 0x37 #define WRITE_BUFFER 0x3B #define READ_BUFFER 0x3C #define CHANGE_DEFINITION 0x40 #define WRITE_SAME_10 0x41 #define UNMAP 0x42 #define LOG_SELECT 0x4C #define LOG_SENSE 0x4D #define MODE_SELECT_10 0x55 #define RESERVE_10 0x56 #define RELEASE_10 0x57 #define MODE_SENSE_10 0x5A #define PERSISTENT_RES_IN 0x5E #define PERSISTENT_RES_OUT 0x5F #define ATA_PASS_16 0x85 #define READ_16 0x88 #define WRITE_16 0x8A #define WRITE_VERIFY_16 0x8E #define SYNCHRONIZE_CACHE_16 0x91 #define WRITE_SAME_16 0x93 #define SERVICE_ACTION_IN 0x9E #define REPORT_LUNS 0xA0 #define ATA_PASS_12 0xA1 #define MAINTENANCE_IN 0xA3 #define MAINTENANCE_OUT 0xA4 #define MOVE_MEDIUM 0xA5 #define READ_12 0xA8 #define WRITE_12 0xAA #define WRITE_VERIFY_12 0xAE #define READ_ELEMENT_STATUS 0xB8 #define READ_CD 0xBE /* Maintenance In Service Action Codes */ #define REPORT_IDENTIFYING_INFRMATION 0x05 #define REPORT_TARGET_PORT_GROUPS 0x0A #define REPORT_ALIASES 0x0B #define REPORT_SUPPORTED_OPERATION_CODES 0x0C #define REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS 0x0D #define REPORT_PRIORITY 0x0E #define REPORT_TIMESTAMP 0x0F #define MANAGEMENT_PROTOCOL_IN 0x10 /* Maintenance Out Service Action Codes */ #define SET_IDENTIFY_INFORMATION 0x06 #define SET_TARGET_PORT_GROUPS 0x0A #define CHANGE_ALIASES 0x0B #define SET_PRIORITY 0x0E #define SET_TIMESTAMP 0x0F #define MANGAEMENT_PROTOCOL_OUT 0x10 /* * Device Types */ #define T_DIRECT 0x00 #define T_SEQUENTIAL 0x01 #define T_PRINTER 0x02 #define T_PROCESSOR 0x03 #define T_WORM 0x04 #define T_CDROM 0x05 #define T_SCANNER 0x06 #define T_OPTICAL 0x07 #define T_CHANGER 0x08 #define T_COMM 0x09 #define T_ASC0 0x0a #define T_ASC1 0x0b #define T_STORARRAY 0x0c #define T_ENCLOSURE 0x0d #define T_RBC 0x0e #define T_OCRW 0x0f #define T_OSD 0x11 #define T_ADC 0x12 #define T_NODEVICE 0x1f #define T_ANY 0xff /* Used in Quirk table matches */ #define T_REMOV 1 #define T_FIXED 0 /* * This length is the initial inquiry length used by the probe code, as * well as the length necessary for scsi_print_inquiry() to function * correctly. If either use requires a different length in the future, * the two values should be de-coupled. */ #define SHORT_INQUIRY_LENGTH 36 struct scsi_inquiry_data { u_int8_t device; #define SID_TYPE(inq_data) ((inq_data)->device & 0x1f) #define SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5) #define SID_QUAL_LU_CONNECTED 0x00 /* * The specified peripheral device * type is currently connected to * logical unit. If the target cannot * determine whether or not a physical * device is currently connected, it * shall also use this peripheral * qualifier when returning the INQUIRY * data. This peripheral qualifier * does not mean that the device is * ready for access by the initiator. */ #define SID_QUAL_LU_OFFLINE 0x01 /* * The target is capable of supporting * the specified peripheral device type * on this logical unit; however, the * physical device is not currently * connected to this logical unit. */ #define SID_QUAL_RSVD 0x02 #define SID_QUAL_BAD_LU 0x03 /* * The target is not capable of * supporting a physical device on * this logical unit. For this * peripheral qualifier the peripheral * device type shall be set to 1Fh to * provide compatibility with previous * versions of SCSI. All other * peripheral device type values are * reserved for this peripheral * qualifier. */ #define SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0) u_int8_t dev_qual2; #define SID_QUAL2 0x7F #define SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0) u_int8_t version; #define SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07) #define SCSI_REV_0 0 #define SCSI_REV_CCS 1 #define SCSI_REV_2 2 #define SCSI_REV_SPC 3 #define SCSI_REV_SPC2 4 #define SCSI_REV_SPC3 5 #define SCSI_REV_SPC4 6 #define SID_ECMA 0x38 #define SID_ISO 0xC0 u_int8_t response_format; #define SID_AENC 0x80 #define SID_TrmIOP 0x40 #define SID_NormACA 0x20 #define SID_HiSup 0x10 u_int8_t additional_length; #define SID_ADDITIONAL_LENGTH(iqd) \ ((iqd)->additional_length + \ __offsetof(struct scsi_inquiry_data, additional_length) + 1) u_int8_t spc3_flags; #define SPC3_SID_PROTECT 0x01 #define SPC3_SID_3PC 0x08 #define SPC3_SID_TPGS_MASK 0x30 #define SPC3_SID_TPGS_IMPLICIT 0x10 #define SPC3_SID_TPGS_EXPLICIT 0x20 #define SPC3_SID_ACC 0x40 #define SPC3_SID_SCCS 0x80 u_int8_t spc2_flags; #define SPC2_SID_ADDR16 0x01 #define SPC2_SID_MChngr 0x08 #define SPC2_SID_MultiP 0x10 #define SPC2_SID_EncServ 0x40 #define SPC2_SID_BQueue 0x80 #define INQ_DATA_TQ_ENABLED(iqd) \ ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) : \ (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \ (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue))) u_int8_t flags; #define SID_SftRe 0x01 #define SID_CmdQue 0x02 #define SID_Linked 0x08 #define SID_Sync 0x10 #define SID_WBus16 0x20 #define SID_WBus32 0x40 #define SID_RelAdr 0x80 #define SID_VENDOR_SIZE 8 char vendor[SID_VENDOR_SIZE]; #define SID_PRODUCT_SIZE 16 char product[SID_PRODUCT_SIZE]; #define SID_REVISION_SIZE 4 char revision[SID_REVISION_SIZE]; /* * The following fields were taken from SCSI Primary Commands - 2 * (SPC-2) Revision 14, Dated 11 November 1999 */ #define SID_VENDOR_SPECIFIC_0_SIZE 20 u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE]; /* * An extension of SCSI Parallel Specific Values */ #define SID_SPI_IUS 0x01 #define SID_SPI_QAS 0x02 #define SID_SPI_CLOCK_ST 0x00 #define SID_SPI_CLOCK_DT 0x04 #define SID_SPI_CLOCK_DT_ST 0x0C #define SID_SPI_MASK 0x0F u_int8_t spi3data; u_int8_t reserved2; /* * Version Descriptors, stored 2 byte values. */ u_int8_t version1[2]; u_int8_t version2[2]; u_int8_t version3[2]; u_int8_t version4[2]; u_int8_t version5[2]; u_int8_t version6[2]; u_int8_t version7[2]; u_int8_t version8[2]; u_int8_t reserved3[22]; #define SID_VENDOR_SPECIFIC_1_SIZE 160 u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE]; }; /* * This structure is more suited to initiator operation, because the * maximum number of supported pages is already allocated. */ struct scsi_vpd_supported_page_list { u_int8_t device; u_int8_t page_code; #define SVPD_SUPPORTED_PAGE_LIST 0x00 #define SVPD_SUPPORTED_PAGES_HDR_LEN 4 u_int8_t reserved; u_int8_t length; /* number of VPD entries */ #define SVPD_SUPPORTED_PAGES_SIZE 251 u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE]; }; /* * This structure is more suited to target operation, because the * number of supported pages is left to the user to allocate. */ struct scsi_vpd_supported_pages { u_int8_t device; u_int8_t page_code; u_int8_t reserved; #define SVPD_SUPPORTED_PAGES 0x00 u_int8_t length; u_int8_t page_list[0]; }; struct scsi_vpd_unit_serial_number { u_int8_t device; u_int8_t page_code; #define SVPD_UNIT_SERIAL_NUMBER 0x80 u_int8_t reserved; u_int8_t length; /* serial number length */ #define SVPD_SERIAL_NUM_SIZE 251 u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE]; }; struct scsi_vpd_device_id { u_int8_t device; u_int8_t page_code; #define SVPD_DEVICE_ID 0x83 #define SVPD_DEVICE_ID_MAX_SIZE 252 #define SVPD_DEVICE_ID_HDR_LEN \ __offsetof(struct scsi_vpd_device_id, desc_list) u_int8_t length[2]; u_int8_t desc_list[]; }; struct scsi_vpd_id_descriptor { u_int8_t proto_codeset; #define SCSI_PROTO_FC 0x00 #define SCSI_PROTO_SPI 0x01 #define SCSI_PROTO_SSA 0x02 #define SCSI_PROTO_1394 0x03 #define SCSI_PROTO_RDMA 0x04 #define SCSI_PROTO_iSCSI 0x05 #define SCSI_PROTO_SAS 0x06 #define SCSI_PROTO_ADT 0x07 #define SCSI_PROTO_ATA 0x08 #define SVPD_ID_PROTO_SHIFT 4 #define SVPD_ID_CODESET_BINARY 0x01 #define SVPD_ID_CODESET_ASCII 0x02 +#define SVPD_ID_CODESET_UTF8 0x03 #define SVPD_ID_CODESET_MASK 0x0f u_int8_t id_type; #define SVPD_ID_PIV 0x80 #define SVPD_ID_ASSOC_LUN 0x00 #define SVPD_ID_ASSOC_PORT 0x10 #define SVPD_ID_ASSOC_TARGET 0x20 #define SVPD_ID_ASSOC_MASK 0x30 #define SVPD_ID_TYPE_VENDOR 0x00 #define SVPD_ID_TYPE_T10 0x01 #define SVPD_ID_TYPE_EUI64 0x02 #define SVPD_ID_TYPE_NAA 0x03 #define SVPD_ID_TYPE_RELTARG 0x04 #define SVPD_ID_TYPE_TPORTGRP 0x05 #define SVPD_ID_TYPE_LUNGRP 0x06 #define SVPD_ID_TYPE_MD5_LUN_ID 0x07 #define SVPD_ID_TYPE_SCSI_NAME 0x08 #define SVPD_ID_TYPE_MASK 0x0f u_int8_t reserved; u_int8_t length; #define SVPD_DEVICE_ID_DESC_HDR_LEN \ __offsetof(struct scsi_vpd_id_descriptor, identifier) u_int8_t identifier[]; }; struct scsi_vpd_id_t10 { u_int8_t vendor[8]; u_int8_t vendor_spec_id[0]; }; struct scsi_vpd_id_eui64 { u_int8_t ieee_company_id[3]; u_int8_t extension_id[5]; }; struct scsi_vpd_id_naa_basic { uint8_t naa; /* big endian, packed: uint8_t naa : 4; uint8_t naa_desig : 4; */ #define SVPD_ID_NAA_NAA_SHIFT 4 #define SVPD_ID_NAA_IEEE_EXT 0x02 #define SVPD_ID_NAA_LOCAL_REG 0x03 #define SVPD_ID_NAA_IEEE_REG 0x05 #define SVPD_ID_NAA_IEEE_REG_EXT 0x06 uint8_t naa_data[]; }; struct scsi_vpd_id_naa_ieee_extended_id { uint8_t naa; uint8_t vendor_specific_id_a; uint8_t ieee_company_id[3]; uint8_t vendor_specific_id_b[4]; }; struct scsi_vpd_id_naa_local_reg { uint8_t naa; uint8_t local_value[7]; }; struct scsi_vpd_id_naa_ieee_reg { uint8_t naa; uint8_t reg_value[7]; /* big endian, packed: uint8_t naa_basic : 4; uint8_t ieee_company_id_0 : 4; uint8_t ieee_company_id_1[2]; uint8_t ieee_company_id_2 : 4; uint8_t vendor_specific_id_0 : 4; uint8_t vendor_specific_id_1[4]; */ }; struct scsi_vpd_id_naa_ieee_reg_extended { uint8_t naa; uint8_t reg_value[15]; /* big endian, packed: uint8_t naa_basic : 4; uint8_t ieee_company_id_0 : 4; uint8_t ieee_company_id_1[2]; uint8_t ieee_company_id_2 : 4; uint8_t vendor_specific_id_0 : 4; uint8_t vendor_specific_id_1[4]; uint8_t vendor_specific_id_ext[8]; */ }; struct scsi_vpd_id_rel_trgt_port_id { uint8_t obsolete[2]; uint8_t rel_trgt_port_id[2]; }; struct scsi_vpd_id_trgt_port_grp_id { uint8_t reserved[2]; uint8_t trgt_port_grp[2]; }; struct scsi_vpd_id_lun_grp_id { uint8_t reserved[2]; uint8_t log_unit_grp[2]; }; struct scsi_vpd_id_md5_lun_id { uint8_t lun_id[16]; }; struct scsi_vpd_id_scsi_name { uint8_t name_string[256]; }; struct scsi_service_action_in { uint8_t opcode; uint8_t service_action; uint8_t action_dependent[13]; uint8_t control; }; struct scsi_diag_page { uint8_t page_code; uint8_t page_specific_flags; uint8_t length[2]; uint8_t params[0]; }; /* * ATA Information VPD Page based on * T10/2126-D Revision 04 */ #define SVPD_ATA_INFORMATION 0x89 /* * Block Device Characteristics VPD Page based on * T10/1799-D Revision 31 */ struct scsi_vpd_block_characteristics { u_int8_t device; u_int8_t page_code; #define SVPD_BDC 0xB1 u_int8_t page_length[2]; u_int8_t medium_rotation_rate[2]; #define SVPD_BDC_RATE_NOT_REPORTED 0x00 #define SVPD_BDC_RATE_NONE_ROTATING 0x01 u_int8_t reserved1; u_int8_t nominal_form_factor; #define SVPD_BDC_FORM_NOT_REPORTED 0x00 #define SVPD_BDC_FORM_5_25INCH 0x01 #define SVPD_BDC_FORM_3_5INCH 0x02 #define SVPD_BDC_FORM_2_5INCH 0x03 #define SVPD_BDC_FORM_1_5INCH 0x04 #define SVPD_BDC_FORM_LESSTHAN_1_5INCH 0x05 u_int8_t reserved2[56]; }; /* * Logical Block Provisioning VPD Page based on * T10/1799-D Revision 31 */ struct scsi_vpd_logical_block_prov { u_int8_t device; u_int8_t page_code; #define SVPD_LBP 0xB2 u_int8_t page_length[2]; #define SVPD_LBP_PL_BASIC 0x04 u_int8_t threshold_exponent; u_int8_t flags; #define SVPD_LBP_UNMAP 0x80 #define SVPD_LBP_WS16 0x40 #define SVPD_LBP_WS10 0x20 #define SVPD_LBP_RZ 0x04 #define SVPD_LBP_ANC_SUP 0x02 #define SVPD_LBP_DP 0x01 u_int8_t prov_type; #define SVPD_LBP_RESOURCE 0x01 #define SVPD_LBP_THIN 0x02 u_int8_t reserved; /* * Provisioning Group Descriptor can be here if SVPD_LBP_DP is set * Its size can be determined from page_length - 4 */ }; /* * Block Limits VDP Page based on * T10/1799-D Revision 31 */ struct scsi_vpd_block_limits { u_int8_t device; u_int8_t page_code; #define SVPD_BLOCK_LIMITS 0xB0 u_int8_t page_length[2]; #define SVPD_BL_PL_BASIC 0x10 #define SVPD_BL_PL_TP 0x3C u_int8_t reserved1; u_int8_t max_cmp_write_len; u_int8_t opt_txfer_len_grain[2]; u_int8_t max_txfer_len[4]; u_int8_t opt_txfer_len[4]; u_int8_t max_prefetch[4]; u_int8_t max_unmap_lba_cnt[4]; u_int8_t max_unmap_blk_cnt[4]; u_int8_t opt_unmap_grain[4]; u_int8_t unmap_grain_align[4]; u_int8_t max_write_same_length[8]; u_int8_t reserved2[20]; }; struct scsi_read_capacity { u_int8_t opcode; u_int8_t byte2; #define SRC_RELADR 0x01 u_int8_t addr[4]; u_int8_t unused[2]; u_int8_t pmi; #define SRC_PMI 0x01 u_int8_t control; }; struct scsi_read_capacity_16 { uint8_t opcode; #define SRC16_SERVICE_ACTION 0x10 uint8_t service_action; uint8_t addr[8]; uint8_t alloc_len[4]; #define SRC16_PMI 0x01 #define SRC16_RELADR 0x02 uint8_t reladr; uint8_t control; }; struct scsi_read_capacity_data { u_int8_t addr[4]; u_int8_t length[4]; }; struct scsi_read_capacity_data_long { uint8_t addr[8]; uint8_t length[4]; #define SRC16_PROT_EN 0x01 #define SRC16_P_TYPE 0x0e #define SRC16_PTYPE_1 0x00 #define SRC16_PTYPE_2 0x02 #define SRC16_PTYPE_3 0x04 uint8_t prot; #define SRC16_LBPPBE 0x0f #define SRC16_PI_EXPONENT 0xf0 #define SRC16_PI_EXPONENT_SHIFT 4 uint8_t prot_lbppbe; #define SRC16_LALBA 0x3f #define SRC16_LBPRZ 0x40 #define SRC16_LBPME 0x80 /* * Alternate versions of these macros that are intended for use on a 16-bit * version of the lalba_lbp field instead of the array of 2 8 bit numbers. */ #define SRC16_LALBA_A 0x3fff #define SRC16_LBPRZ_A 0x4000 #define SRC16_LBPME_A 0x8000 uint8_t lalba_lbp[2]; uint8_t reserved[16]; }; struct scsi_report_luns { uint8_t opcode; uint8_t reserved1; #define RPL_REPORT_DEFAULT 0x00 #define RPL_REPORT_WELLKNOWN 0x01 #define RPL_REPORT_ALL 0x02 uint8_t select_report; uint8_t reserved2[3]; uint8_t length[4]; uint8_t reserved3; uint8_t control; }; struct scsi_report_luns_lundata { uint8_t lundata[8]; #define RPL_LUNDATA_PERIPH_BUS_MASK 0x3f #define RPL_LUNDATA_FLAT_LUN_MASK 0x3f #define RPL_LUNDATA_FLAT_LUN_BITS 0x06 #define RPL_LUNDATA_LUN_TARG_MASK 0x3f #define RPL_LUNDATA_LUN_BUS_MASK 0xe0 #define RPL_LUNDATA_LUN_LUN_MASK 0x1f #define RPL_LUNDATA_EXT_LEN_MASK 0x30 #define RPL_LUNDATA_EXT_EAM_MASK 0x0f #define RPL_LUNDATA_EXT_EAM_WK 0x01 #define RPL_LUNDATA_EXT_EAM_NOT_SPEC 0x0f #define RPL_LUNDATA_ATYP_MASK 0xc0 /* MBZ for type 0 lun */ #define RPL_LUNDATA_ATYP_PERIPH 0x00 #define RPL_LUNDATA_ATYP_FLAT 0x40 #define RPL_LUNDATA_ATYP_LUN 0x80 #define RPL_LUNDATA_ATYP_EXTLUN 0xc0 }; struct scsi_report_luns_data { u_int8_t length[4]; /* length of LUN inventory, in bytes */ u_int8_t reserved[4]; /* unused */ /* * LUN inventory- we only support the type zero form for now. */ struct scsi_report_luns_lundata luns[0]; }; struct scsi_target_group { uint8_t opcode; uint8_t service_action; #define STG_PDF_LENGTH 0x00 #define RPL_PDF_EXTENDED 0x20 uint8_t reserved1[4]; uint8_t length[4]; uint8_t reserved2; uint8_t control; }; struct scsi_target_port_descriptor { uint8_t reserved[2]; uint8_t relative_target_port_identifier[2]; uint8_t desc_list[]; }; struct scsi_target_port_group_descriptor { uint8_t pref_state; #define TPG_PRIMARY 0x80 #define TPG_ASYMMETRIC_ACCESS_STATE_MASK 0xf #define TPG_ASYMMETRIC_ACCESS_OPTIMIZED 0x0 #define TPG_ASYMMETRIC_ACCESS_NONOPTIMIZED 0x1 #define TPG_ASYMMETRIC_ACCESS_STANDBY 0x2 #define TPG_ASYMMETRIC_ACCESS_UNAVAILABLE 0x3 #define TPG_ASYMMETRIC_ACCESS_LBA_DEPENDENT 0x4 #define TPG_ASYMMETRIC_ACCESS_OFFLINE 0xE #define TPG_ASYMMETRIC_ACCESS_TRANSITIONING 0xF uint8_t support; #define TPG_AO_SUP 0x01 #define TPG_AN_SUP 0x02 #define TPG_S_SUP 0x04 #define TPG_U_SUP 0x08 #define TPG_LBD_SUP 0x10 #define TPG_O_SUP 0x40 #define TPG_T_SUP 0x80 uint8_t target_port_group[2]; uint8_t reserved; uint8_t status; #define TPG_UNAVLBL 0 #define TPG_SET_BY_STPG 0x01 #define TPG_IMPLICIT 0x02 uint8_t vendor_specific; uint8_t target_port_count; struct scsi_target_port_descriptor descriptors[]; }; struct scsi_target_group_data { uint8_t length[4]; /* length of returned data, in bytes */ struct scsi_target_port_group_descriptor groups[]; }; struct scsi_target_group_data_extended { uint8_t length[4]; /* length of returned data, in bytes */ uint8_t format_type; /* STG_PDF_LENGTH or RPL_PDF_EXTENDED */ uint8_t implicit_transition_time; uint8_t reserved[2]; struct scsi_target_port_group_descriptor groups[]; }; typedef enum { SSD_TYPE_NONE, SSD_TYPE_FIXED, SSD_TYPE_DESC } scsi_sense_data_type; typedef enum { SSD_ELEM_NONE, SSD_ELEM_SKIP, SSD_ELEM_DESC, SSD_ELEM_SKS, SSD_ELEM_COMMAND, SSD_ELEM_INFO, SSD_ELEM_FRU, SSD_ELEM_STREAM, SSD_ELEM_MAX } scsi_sense_elem_type; struct scsi_sense_data { uint8_t error_code; /* * SPC-4 says that the maximum length of sense data is 252 bytes. * So this structure is exactly 252 bytes log. */ #define SSD_FULL_SIZE 252 uint8_t sense_buf[SSD_FULL_SIZE - 1]; /* * XXX KDM is this still a reasonable minimum size? */ #define SSD_MIN_SIZE 18 /* * Maximum value for the extra_len field in the sense data. */ #define SSD_EXTRA_MAX 244 }; /* * Fixed format sense data. */ struct scsi_sense_data_fixed { u_int8_t error_code; #define SSD_ERRCODE 0x7F #define SSD_CURRENT_ERROR 0x70 #define SSD_DEFERRED_ERROR 0x71 #define SSD_ERRCODE_VALID 0x80 u_int8_t segment; u_int8_t flags; #define SSD_KEY 0x0F #define SSD_KEY_NO_SENSE 0x00 #define SSD_KEY_RECOVERED_ERROR 0x01 #define SSD_KEY_NOT_READY 0x02 #define SSD_KEY_MEDIUM_ERROR 0x03 #define SSD_KEY_HARDWARE_ERROR 0x04 #define SSD_KEY_ILLEGAL_REQUEST 0x05 #define SSD_KEY_UNIT_ATTENTION 0x06 #define SSD_KEY_DATA_PROTECT 0x07 #define SSD_KEY_BLANK_CHECK 0x08 #define SSD_KEY_Vendor_Specific 0x09 #define SSD_KEY_COPY_ABORTED 0x0a #define SSD_KEY_ABORTED_COMMAND 0x0b #define SSD_KEY_EQUAL 0x0c #define SSD_KEY_VOLUME_OVERFLOW 0x0d #define SSD_KEY_MISCOMPARE 0x0e #define SSD_KEY_COMPLETED 0x0f #define SSD_ILI 0x20 #define SSD_EOM 0x40 #define SSD_FILEMARK 0x80 u_int8_t info[4]; u_int8_t extra_len; u_int8_t cmd_spec_info[4]; u_int8_t add_sense_code; u_int8_t add_sense_code_qual; u_int8_t fru; u_int8_t sense_key_spec[3]; #define SSD_SCS_VALID 0x80 #define SSD_FIELDPTR_CMD 0x40 #define SSD_BITPTR_VALID 0x08 #define SSD_BITPTR_VALUE 0x07 u_int8_t extra_bytes[14]; #define SSD_FIXED_IS_PRESENT(sense, length, field) \ ((length >= (offsetof(struct scsi_sense_data_fixed, field) + \ sizeof(sense->field))) ? 1 :0) #define SSD_FIXED_IS_FILLED(sense, field) \ ((((offsetof(struct scsi_sense_data_fixed, field) + \ sizeof(sense->field)) - \ (offsetof(struct scsi_sense_data_fixed, extra_len) + \ sizeof(sense->extra_len))) <= sense->extra_len) ? 1 : 0) }; /* * Descriptor format sense data definitions. * Introduced in SPC-3. */ struct scsi_sense_data_desc { uint8_t error_code; #define SSD_DESC_CURRENT_ERROR 0x72 #define SSD_DESC_DEFERRED_ERROR 0x73 uint8_t sense_key; uint8_t add_sense_code; uint8_t add_sense_code_qual; uint8_t reserved[3]; /* * Note that SPC-4, section 4.5.2.1 says that the extra_len field * must be less than or equal to 244. */ uint8_t extra_len; uint8_t sense_desc[0]; #define SSD_DESC_IS_PRESENT(sense, length, field) \ ((length >= (offsetof(struct scsi_sense_data_desc, field) + \ sizeof(sense->field))) ? 1 :0) }; struct scsi_sense_desc_header { uint8_t desc_type; uint8_t length; }; /* * The information provide in the Information descriptor is device type or * command specific information, and defined in a command standard. * * Note that any changes to the field names or positions in this structure, * even reserved fields, should be accompanied by an examination of the * code in ctl_set_sense() that uses them. * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_info { uint8_t desc_type; #define SSD_DESC_INFO 0x00 uint8_t length; uint8_t byte2; #define SSD_INFO_VALID 0x80 uint8_t reserved; uint8_t info[8]; }; /* * Command-specific information depends on the command for which the * reported condition occured. * * Note that any changes to the field names or positions in this structure, * even reserved fields, should be accompanied by an examination of the * code in ctl_set_sense() that uses them. * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_command { uint8_t desc_type; #define SSD_DESC_COMMAND 0x01 uint8_t length; uint8_t reserved[2]; uint8_t command_info[8]; }; /* * Sense key specific descriptor. The sense key specific data format * depends on the sense key in question. * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_sks { uint8_t desc_type; #define SSD_DESC_SKS 0x02 uint8_t length; uint8_t reserved1[2]; uint8_t sense_key_spec[3]; #define SSD_SKS_VALID 0x80 uint8_t reserved2; }; /* * This is used for the Illegal Request sense key (0x05) only. */ struct scsi_sense_sks_field { uint8_t byte0; #define SSD_SKS_FIELD_VALID 0x80 #define SSD_SKS_FIELD_CMD 0x40 #define SSD_SKS_BPV 0x08 #define SSD_SKS_BIT_VALUE 0x07 uint8_t field[2]; }; /* * This is used for the Hardware Error (0x04), Medium Error (0x03) and * Recovered Error (0x01) sense keys. */ struct scsi_sense_sks_retry { uint8_t byte0; #define SSD_SKS_RETRY_VALID 0x80 uint8_t actual_retry_count[2]; }; /* * Used with the NO Sense (0x00) or Not Ready (0x02) sense keys. */ struct scsi_sense_sks_progress { uint8_t byte0; #define SSD_SKS_PROGRESS_VALID 0x80 uint8_t progress[2]; #define SSD_SKS_PROGRESS_DENOM 0x10000 }; /* * Used with the Copy Aborted (0x0a) sense key. */ struct scsi_sense_sks_segment { uint8_t byte0; #define SSD_SKS_SEGMENT_VALID 0x80 #define SSD_SKS_SEGMENT_SD 0x20 #define SSD_SKS_SEGMENT_BPV 0x08 #define SSD_SKS_SEGMENT_BITPTR 0x07 uint8_t field[2]; }; /* * Used with the Unit Attention (0x06) sense key. * * This is currently used to indicate that the unit attention condition * queue has overflowed (when the overflow bit is set). */ struct scsi_sense_sks_overflow { uint8_t byte0; #define SSD_SKS_OVERFLOW_VALID 0x80 #define SSD_SKS_OVERFLOW_SET 0x01 uint8_t reserved[2]; }; /* * This specifies which component is associated with the sense data. There * is no standard meaning for the fru value. * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_fru { uint8_t desc_type; #define SSD_DESC_FRU 0x03 uint8_t length; uint8_t reserved; uint8_t fru; }; /* * Used for Stream commands, defined in SSC-4. * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_stream { uint8_t desc_type; #define SSD_DESC_STREAM 0x04 uint8_t length; uint8_t reserved; uint8_t byte3; #define SSD_DESC_STREAM_FM 0x80 #define SSD_DESC_STREAM_EOM 0x40 #define SSD_DESC_STREAM_ILI 0x20 }; /* * Used for Block commands, defined in SBC-3. * * This is currently (as of SBC-3) only used for the Incorrect Length * Indication (ILI) bit, which says that the data length requested in the * READ LONG or WRITE LONG command did not match the length of the logical * block. * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_block { uint8_t desc_type; #define SSD_DESC_BLOCK 0x05 uint8_t length; uint8_t reserved; uint8_t byte3; #define SSD_DESC_BLOCK_ILI 0x20 }; /* * Used for Object-Based Storage Devices (OSD-3). * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_osd_objid { uint8_t desc_type; #define SSD_DESC_OSD_OBJID 0x06 uint8_t length; uint8_t reserved[6]; /* * XXX KDM provide the bit definitions here? There are a lot of * them, and we don't have an OSD driver yet. */ uint8_t not_init_cmds[4]; uint8_t completed_cmds[4]; uint8_t partition_id[8]; uint8_t object_id[8]; }; /* * Used for Object-Based Storage Devices (OSD-3). * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_osd_integrity { uint8_t desc_type; #define SSD_DESC_OSD_INTEGRITY 0x07 uint8_t length; uint8_t integ_check_val[32]; }; /* * Used for Object-Based Storage Devices (OSD-3). * * Maximum descriptors allowed: 1 (as of SPC-4) */ struct scsi_sense_osd_attr_id { uint8_t desc_type; #define SSD_DESC_OSD_ATTR_ID 0x08 uint8_t length; uint8_t reserved[2]; uint8_t attr_desc[0]; }; /* * Used with Sense keys No Sense (0x00) and Not Ready (0x02). * * Maximum descriptors allowed: 32 (as of SPC-4) */ struct scsi_sense_progress { uint8_t desc_type; #define SSD_DESC_PROGRESS 0x0a uint8_t length; uint8_t sense_key; uint8_t add_sense_code; uint8_t add_sense_code_qual; uint8_t reserved; uint8_t progress[2]; }; /* * This is typically forwarded as the result of an EXTENDED COPY command. * * Maximum descriptors allowed: 2 (as of SPC-4) */ struct scsi_sense_forwarded { uint8_t desc_type; #define SSD_DESC_FORWARDED 0x0c uint8_t length; uint8_t byte2; #define SSD_FORWARDED_FSDT 0x80 #define SSD_FORWARDED_SDS_MASK 0x0f #define SSD_FORWARDED_SDS_UNK 0x00 #define SSD_FORWARDED_SDS_EXSRC 0x01 #define SSD_FORWARDED_SDS_EXDST 0x02 }; /* * Vendor-specific sense descriptor. The desc_type field will be in the * range bewteen MIN and MAX inclusive. */ struct scsi_sense_vendor { uint8_t desc_type; #define SSD_DESC_VENDOR_MIN 0x80 #define SSD_DESC_VENDOR_MAX 0xff uint8_t length; uint8_t data[0]; }; struct scsi_mode_header_6 { u_int8_t data_length; /* Sense data length */ u_int8_t medium_type; u_int8_t dev_spec; u_int8_t blk_desc_len; }; struct scsi_mode_header_10 { u_int8_t data_length[2];/* Sense data length */ u_int8_t medium_type; u_int8_t dev_spec; u_int8_t unused[2]; u_int8_t blk_desc_len[2]; }; struct scsi_mode_page_header { u_int8_t page_code; #define SMPH_PS 0x80 #define SMPH_SPF 0x40 #define SMPH_PC_MASK 0x3f u_int8_t page_length; }; struct scsi_mode_page_header_sp { uint8_t page_code; uint8_t subpage; uint8_t page_length[2]; }; struct scsi_mode_blk_desc { u_int8_t density; u_int8_t nblocks[3]; u_int8_t reserved; u_int8_t blklen[3]; }; #define SCSI_DEFAULT_DENSITY 0x00 /* use 'default' density */ #define SCSI_SAME_DENSITY 0x7f /* use 'same' density- >= SCSI-2 only */ /* * Status Byte */ #define SCSI_STATUS_OK 0x00 #define SCSI_STATUS_CHECK_COND 0x02 #define SCSI_STATUS_COND_MET 0x04 #define SCSI_STATUS_BUSY 0x08 #define SCSI_STATUS_INTERMED 0x10 #define SCSI_STATUS_INTERMED_COND_MET 0x14 #define SCSI_STATUS_RESERV_CONFLICT 0x18 #define SCSI_STATUS_CMD_TERMINATED 0x22 /* Obsolete in SAM-2 */ #define SCSI_STATUS_QUEUE_FULL 0x28 #define SCSI_STATUS_ACA_ACTIVE 0x30 #define SCSI_STATUS_TASK_ABORTED 0x40 struct scsi_inquiry_pattern { u_int8_t type; u_int8_t media_type; #define SIP_MEDIA_REMOVABLE 0x01 #define SIP_MEDIA_FIXED 0x02 const char *vendor; const char *product; const char *revision; }; struct scsi_static_inquiry_pattern { u_int8_t type; u_int8_t media_type; char vendor[SID_VENDOR_SIZE+1]; char product[SID_PRODUCT_SIZE+1]; char revision[SID_REVISION_SIZE+1]; }; struct scsi_sense_quirk_entry { struct scsi_inquiry_pattern inq_pat; int num_sense_keys; int num_ascs; struct sense_key_table_entry *sense_key_info; struct asc_table_entry *asc_info; }; struct sense_key_table_entry { u_int8_t sense_key; u_int32_t action; const char *desc; }; struct asc_table_entry { u_int8_t asc; u_int8_t ascq; u_int32_t action; const char *desc; }; struct op_table_entry { u_int8_t opcode; u_int32_t opmask; const char *desc; }; struct scsi_op_quirk_entry { struct scsi_inquiry_pattern inq_pat; int num_ops; struct op_table_entry *op_table; }; typedef enum { SSS_FLAG_NONE = 0x00, SSS_FLAG_PRINT_COMMAND = 0x01 } scsi_sense_string_flags; struct ccb_scsiio; struct cam_periph; union ccb; #ifndef _KERNEL struct cam_device; #endif extern const char *scsi_sense_key_text[]; struct sbuf; __BEGIN_DECLS void scsi_sense_desc(int sense_key, int asc, int ascq, struct scsi_inquiry_data *inq_data, const char **sense_key_desc, const char **asc_desc); scsi_sense_action scsi_error_action(struct ccb_scsiio* csio, struct scsi_inquiry_data *inq_data, u_int32_t sense_flags); const char * scsi_status_string(struct ccb_scsiio *csio); void scsi_desc_iterate(struct scsi_sense_data_desc *sense, u_int sense_len, int (*iter_func)(struct scsi_sense_data_desc *sense, u_int, struct scsi_sense_desc_header *, void *), void *arg); uint8_t *scsi_find_desc(struct scsi_sense_data_desc *sense, u_int sense_len, uint8_t desc_type); void scsi_set_sense_data(struct scsi_sense_data *sense_data, scsi_sense_data_type sense_format, int current_error, int sense_key, int asc, int ascq, ...) ; void scsi_set_sense_data_va(struct scsi_sense_data *sense_data, scsi_sense_data_type sense_format, int current_error, int sense_key, int asc, int ascq, va_list ap); int scsi_get_sense_info(struct scsi_sense_data *sense_data, u_int sense_len, uint8_t info_type, uint64_t *info, int64_t *signed_info); int scsi_get_sks(struct scsi_sense_data *sense_data, u_int sense_len, uint8_t *sks); int scsi_get_block_info(struct scsi_sense_data *sense_data, u_int sense_len, struct scsi_inquiry_data *inq_data, uint8_t *block_bits); int scsi_get_stream_info(struct scsi_sense_data *sense_data, u_int sense_len, struct scsi_inquiry_data *inq_data, uint8_t *stream_bits); void scsi_info_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, uint64_t info); void scsi_command_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, uint64_t csi); void scsi_progress_sbuf(struct sbuf *sb, uint16_t progress); int scsi_sks_sbuf(struct sbuf *sb, int sense_key, uint8_t *sks); void scsi_fru_sbuf(struct sbuf *sb, uint64_t fru); void scsi_stream_sbuf(struct sbuf *sb, uint8_t stream_bits, uint64_t info); void scsi_block_sbuf(struct sbuf *sb, uint8_t block_bits, uint64_t info); void scsi_sense_info_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_command_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_sks_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_fru_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_stream_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_block_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_progress_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_generic_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); void scsi_sense_desc_sbuf(struct sbuf *sb, struct scsi_sense_data *sense, u_int sense_len, uint8_t *cdb, int cdb_len, struct scsi_inquiry_data *inq_data, struct scsi_sense_desc_header *header); scsi_sense_data_type scsi_sense_type(struct scsi_sense_data *sense_data); void scsi_sense_only_sbuf(struct scsi_sense_data *sense, u_int sense_len, struct sbuf *sb, char *path_str, struct scsi_inquiry_data *inq_data, uint8_t *cdb, int cdb_len); #ifdef _KERNEL int scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb); int scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb, scsi_sense_string_flags flags); char * scsi_sense_string(struct ccb_scsiio *csio, char *str, int str_len); void scsi_sense_print(struct ccb_scsiio *csio); int scsi_vpd_supported_page(struct cam_periph *periph, uint8_t page_id); #else /* _KERNEL */ int scsi_command_string(struct cam_device *device, struct ccb_scsiio *csio, struct sbuf *sb); int scsi_sense_sbuf(struct cam_device *device, struct ccb_scsiio *csio, struct sbuf *sb, scsi_sense_string_flags flags); char * scsi_sense_string(struct cam_device *device, struct ccb_scsiio *csio, char *str, int str_len); void scsi_sense_print(struct cam_device *device, struct ccb_scsiio *csio, FILE *ofile); #endif /* _KERNEL */ const char * scsi_op_desc(u_int16_t opcode, struct scsi_inquiry_data *inq_data); char * scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string, size_t len); void scsi_print_inquiry(struct scsi_inquiry_data *inq_data); u_int scsi_calc_syncsrate(u_int period_factor); u_int scsi_calc_syncparam(u_int period); typedef int (*scsi_devid_checkfn_t)(uint8_t *); int scsi_devid_is_naa_ieee_reg(uint8_t *bufp); int scsi_devid_is_sas_target(uint8_t *bufp); -uint8_t * scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t len, +int scsi_devid_is_lun_eui64(uint8_t *bufp); +int scsi_devid_is_lun_naa(uint8_t *bufp); +int scsi_devid_is_lun_name(uint8_t *bufp); +int scsi_devid_is_lun_t10(uint8_t *bufp); +struct scsi_vpd_id_descriptor * + scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t len, scsi_devid_checkfn_t ck_fn); void scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t sense_len, u_int32_t timeout); void scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), void *data_ptr, u_int8_t dxfer_len, u_int8_t tag_action, u_int8_t sense_len, u_int32_t timeout); void scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t *inq_buf, u_int32_t inq_len, int evpd, u_int8_t page_code, u_int8_t sense_len, u_int32_t timeout); void scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int dbd, u_int8_t page_code, u_int8_t page, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout); void scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int dbd, u_int8_t page_code, u_int8_t page, u_int8_t *param_buf, u_int32_t param_len, int minimum_cmd_size, u_int8_t sense_len, u_int32_t timeout); void scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int scsi_page_fmt, int save_pages, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout); void scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int scsi_page_fmt, int save_pages, u_int8_t *param_buf, u_int32_t param_len, int minimum_cmd_size, u_int8_t sense_len, u_int32_t timeout); void scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t page_code, u_int8_t page, int save_pages, int ppc, u_int32_t paramptr, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout); void scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t page_code, int save_pages, int pc_reset, u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len, u_int32_t timeout); void scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t action, u_int8_t sense_len, u_int32_t timeout); void scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, struct scsi_read_capacity_data *, u_int8_t sense_len, u_int32_t timeout); void scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), uint8_t tag_action, uint64_t lba, int reladr, int pmi, uint8_t *rcap_buf, int rcap_buf_len, uint8_t sense_len, uint32_t timeout); void scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t select_report, struct scsi_report_luns_data *rpl_buf, u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout); void scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t pdf, void *buf, u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout); void scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, void *buf, u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout); void scsi_synchronize_cache(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int32_t begin_lba, u_int16_t lb_count, u_int8_t sense_len, u_int32_t timeout); void scsi_receive_diagnostic_results(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*), uint8_t tag_action, int pcv, uint8_t page_code, uint8_t *data_ptr, uint16_t allocation_length, uint8_t sense_len, uint32_t timeout); void scsi_send_diagnostic(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), uint8_t tag_action, int unit_offline, int device_offline, int self_test, int page_format, int self_test_code, uint8_t *data_ptr, uint16_t param_list_length, uint8_t sense_len, uint32_t timeout); void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*), uint8_t tag_action, int mode, uint8_t buffer_id, u_int32_t offset, uint8_t *data_ptr, uint32_t allocation_length, uint8_t sense_len, uint32_t timeout); void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), uint8_t tag_action, int mode, uint8_t buffer_id, u_int32_t offset, uint8_t *data_ptr, uint32_t param_list_length, uint8_t sense_len, uint32_t timeout); #define SCSI_RW_READ 0x0001 #define SCSI_RW_WRITE 0x0002 #define SCSI_RW_DIRMASK 0x0003 #define SCSI_RW_BIO 0x1000 void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int readop, u_int8_t byte2, int minimum_cmd_size, u_int64_t lba, u_int32_t block_count, u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, u_int32_t timeout); void scsi_write_same(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t byte2, int minimum_cmd_size, u_int64_t lba, u_int32_t block_count, u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, u_int32_t timeout); void scsi_ata_identify(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout); void scsi_ata_trim(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int16_t block_count, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout); void scsi_ata_pass_16(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int32_t flags, u_int8_t tag_action, u_int8_t protocol, u_int8_t ata_flags, u_int16_t features, u_int16_t sector_count, uint64_t lba, u_int8_t command, u_int8_t control, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout); void scsi_unmap(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, u_int8_t byte2, u_int8_t *data_ptr, u_int16_t dxfer_len, u_int8_t sense_len, u_int32_t timeout); void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *), u_int8_t tag_action, int start, int load_eject, int immediate, u_int8_t sense_len, u_int32_t timeout); int scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry); int scsi_static_inquiry_match(caddr_t inqbuffer, caddr_t table_entry); int scsi_devid_match(uint8_t *rhs, size_t rhs_len, uint8_t *lhs, size_t lhs_len); void scsi_extract_sense(struct scsi_sense_data *sense, int *error_code, int *sense_key, int *asc, int *ascq); int scsi_extract_sense_ccb(union ccb *ccb, int *error_code, int *sense_key, int *asc, int *ascq); void scsi_extract_sense_len(struct scsi_sense_data *sense, u_int sense_len, int *error_code, int *sense_key, int *asc, int *ascq, int show_errors); int scsi_get_sense_key(struct scsi_sense_data *sense, u_int sense_len, int show_errors); int scsi_get_asc(struct scsi_sense_data *sense, u_int sense_len, int show_errors); int scsi_get_ascq(struct scsi_sense_data *sense, u_int sense_len, int show_errors); static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes); static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes); static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes); static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes); static __inline uint32_t scsi_2btoul(const uint8_t *bytes); static __inline uint32_t scsi_3btoul(const uint8_t *bytes); static __inline int32_t scsi_3btol(const uint8_t *bytes); static __inline uint32_t scsi_4btoul(const uint8_t *bytes); static __inline uint64_t scsi_8btou64(const uint8_t *bytes); static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header); static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header); static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes) { bytes[0] = (val >> 8) & 0xff; bytes[1] = val & 0xff; } static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes) { bytes[0] = (val >> 16) & 0xff; bytes[1] = (val >> 8) & 0xff; bytes[2] = val & 0xff; } static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes) { bytes[0] = (val >> 24) & 0xff; bytes[1] = (val >> 16) & 0xff; bytes[2] = (val >> 8) & 0xff; bytes[3] = val & 0xff; } static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes) { bytes[0] = (val >> 56) & 0xff; bytes[1] = (val >> 48) & 0xff; bytes[2] = (val >> 40) & 0xff; bytes[3] = (val >> 32) & 0xff; bytes[4] = (val >> 24) & 0xff; bytes[5] = (val >> 16) & 0xff; bytes[6] = (val >> 8) & 0xff; bytes[7] = val & 0xff; } static __inline uint32_t scsi_2btoul(const uint8_t *bytes) { uint32_t rv; rv = (bytes[0] << 8) | bytes[1]; return (rv); } static __inline uint32_t scsi_3btoul(const uint8_t *bytes) { uint32_t rv; rv = (bytes[0] << 16) | (bytes[1] << 8) | bytes[2]; return (rv); } static __inline int32_t scsi_3btol(const uint8_t *bytes) { uint32_t rc = scsi_3btoul(bytes); if (rc & 0x00800000) rc |= 0xff000000; return (int32_t) rc; } static __inline uint32_t scsi_4btoul(const uint8_t *bytes) { uint32_t rv; rv = (bytes[0] << 24) | (bytes[1] << 16) | (bytes[2] << 8) | bytes[3]; return (rv); } static __inline uint64_t scsi_8btou64(const uint8_t *bytes) { uint64_t rv; rv = (((uint64_t)bytes[0]) << 56) | (((uint64_t)bytes[1]) << 48) | (((uint64_t)bytes[2]) << 40) | (((uint64_t)bytes[3]) << 32) | (((uint64_t)bytes[4]) << 24) | (((uint64_t)bytes[5]) << 16) | (((uint64_t)bytes[6]) << 8) | bytes[7]; return (rv); } /* * Given the pointer to a returned mode sense buffer, return a pointer to * the start of the first mode page. */ static __inline void * find_mode_page_6(struct scsi_mode_header_6 *mode_header) { void *page_start; page_start = (void *)((u_int8_t *)&mode_header[1] + mode_header->blk_desc_len); return(page_start); } static __inline void * find_mode_page_10(struct scsi_mode_header_10 *mode_header) { void *page_start; page_start = (void *)((u_int8_t *)&mode_header[1] + scsi_2btoul(mode_header->blk_desc_len)); return(page_start); } __END_DECLS #endif /*_SCSI_SCSI_ALL_H*/ diff --git a/sys/cam/scsi/scsi_enc_ses.c b/sys/cam/scsi/scsi_enc_ses.c index c4a8c497c962..2e510301d30d 100644 --- a/sys/cam/scsi/scsi_enc_ses.c +++ b/sys/cam/scsi/scsi_enc_ses.c @@ -1,2835 +1,2836 @@ /*- * Copyright (c) 2000 Matthew Jacob * Copyright (c) 2010 Spectra Logic Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /** * \file scsi_enc_ses.c * * Structures and routines specific && private to SES only */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* SES Native Type Device Support */ /* SES Diagnostic Page Codes */ typedef enum { SesSupportedPages = 0x0, SesConfigPage = 0x1, SesControlPage = 0x2, SesStatusPage = SesControlPage, SesHelpTxt = 0x3, SesStringOut = 0x4, SesStringIn = SesStringOut, SesThresholdOut = 0x5, SesThresholdIn = SesThresholdOut, SesArrayControl = 0x6, /* Obsolete in SES v2 */ SesArrayStatus = SesArrayControl, SesElementDescriptor = 0x7, SesShortStatus = 0x8, SesEnclosureBusy = 0x9, SesAddlElementStatus = 0xa } SesDiagPageCodes; typedef struct ses_type { const struct ses_elm_type_desc *hdr; const char *text; } ses_type_t; typedef struct ses_comstat { uint8_t comstatus; uint8_t comstat[3]; } ses_comstat_t; typedef union ses_addl_data { struct ses_elm_sas_device_phy *sasdev_phys; struct ses_elm_sas_expander_phy *sasexp_phys; struct ses_elm_sas_port_phy *sasport_phys; struct ses_fcobj_port *fc_ports; } ses_add_data_t; typedef struct ses_addl_status { struct ses_elm_addlstatus_base_hdr *hdr; union { union ses_fcobj_hdr *fc; union ses_elm_sas_hdr *sas; } proto_hdr; union ses_addl_data proto_data; /* array sizes stored in header */ } ses_add_status_t; typedef struct ses_element { uint8_t eip; /* eip bit is set */ uint16_t descr_len; /* length of the descriptor */ char *descr; /* descriptor for this object */ struct ses_addl_status addl; /* additional status info */ } ses_element_t; typedef struct ses_control_request { int elm_idx; ses_comstat_t elm_stat; int result; TAILQ_ENTRY(ses_control_request) links; } ses_control_request_t; TAILQ_HEAD(ses_control_reqlist, ses_control_request); typedef struct ses_control_reqlist ses_control_reqlist_t; enum { SES_SETSTATUS_ENC_IDX = -1 }; static void ses_terminate_control_requests(ses_control_reqlist_t *reqlist, int result) { ses_control_request_t *req; while ((req = TAILQ_FIRST(reqlist)) != NULL) { TAILQ_REMOVE(reqlist, req, links); req->result = result; wakeup(req); } } enum ses_iter_index_values { /** * \brief Value of an initialized but invalid index * in a ses_iterator object. * * This value is used for the individual_element_index of * overal status elements and for all index types when * an iterator is first initialized. */ ITERATOR_INDEX_INVALID = -1, /** * \brief Value of an index in a ses_iterator object * when the iterator has traversed past the last * valid element.. */ ITERATOR_INDEX_END = INT_MAX }; /** * \brief Structure encapsulating all data necessary to traverse the * elements of a SES configuration. * * The ses_iterator object simplifies the task of iterating through all * elements detected via the SES configuration page by tracking the numerous * element indexes that, instead of memoizing in the softc, we calculate * on the fly during the traversal of the element objects. The various * indexes are necessary due to the varying needs of matching objects in * the different SES pages. Some pages (e.g. Status/Control) contain all * elements, while others (e.g. Additional Element Status) only contain * individual elements (no overal status elements) of particular types. * * To use an iterator, initialize it with ses_iter_init(), and then * use ses_iter_next() to traverse the elements (including the first) in * the configuration. Once an iterator is initiailized with ses_iter_init(), * you may also seek to any particular element by either it's global or * individual element index via the ses_iter_seek_to() function. You may * also return an iterator to the position just before the first element * (i.e. the same state as after an ses_iter_init()), with ses_iter_reset(). */ struct ses_iterator { /** * \brief Backlink to the overal software configuration structure. * * This is included for convenience so the iteration functions * need only take a single, struct ses_iterator *, argument. */ enc_softc_t *enc; enc_cache_t *cache; /** * \brief Index of the type of the current element within the * ses_cache's ses_types array. */ int type_index; /** * \brief The position (0 based) of this element relative to all other * elements of this type. * * This index resets to zero every time the iterator transitions * to elements of a new type in the configuration. */ int type_element_index; /** * \brief The position (0 based) of this element relative to all * other individual status elements in the configuration. * * This index ranges from 0 through the number of individual * elements in the configuration. When the iterator returns * an overall status element, individual_element_index is * set to ITERATOR_INDEX_INVALID, to indicate that it does * not apply to the current element. */ int individual_element_index; /** * \brief The position (0 based) of this element relative to * all elements in the configration. * * This index is appropriate for indexing into enc->ses_elm_map. */ int global_element_index; /** * \brief The last valid individual element index of this * iterator. * * When an iterator traverses an overal status element, the * individual element index is reset to ITERATOR_INDEX_INVALID * to prevent unintential use of the individual_element_index * field. The saved_individual_element_index allows the iterator * to restore it's position in the individual elements upon * reaching the next individual element. */ int saved_individual_element_index; }; typedef enum { SES_UPDATE_NONE, SES_UPDATE_PAGES, SES_UPDATE_GETCONFIG, SES_UPDATE_GETSTATUS, SES_UPDATE_GETELMDESCS, SES_UPDATE_GETELMADDLSTATUS, SES_PROCESS_CONTROL_REQS, SES_PUBLISH_PHYSPATHS, SES_PUBLISH_CACHE, SES_NUM_UPDATE_STATES } ses_update_action; static enc_softc_cleanup_t ses_softc_cleanup; #define SCSZ 0x8000 static fsm_fill_handler_t ses_fill_rcv_diag_io; static fsm_fill_handler_t ses_fill_control_request; static fsm_done_handler_t ses_process_pages; static fsm_done_handler_t ses_process_config; static fsm_done_handler_t ses_process_status; static fsm_done_handler_t ses_process_elm_descs; static fsm_done_handler_t ses_process_elm_addlstatus; static fsm_done_handler_t ses_process_control_request; static fsm_done_handler_t ses_publish_physpaths; static fsm_done_handler_t ses_publish_cache; static struct enc_fsm_state enc_fsm_states[SES_NUM_UPDATE_STATES] = { { "SES_UPDATE_NONE", 0, 0, 0, NULL, NULL, NULL }, { "SES_UPDATE_PAGES", SesSupportedPages, SCSZ, 60 * 1000, ses_fill_rcv_diag_io, ses_process_pages, enc_error }, { "SES_UPDATE_GETCONFIG", SesConfigPage, SCSZ, 60 * 1000, ses_fill_rcv_diag_io, ses_process_config, enc_error }, { "SES_UPDATE_GETSTATUS", SesStatusPage, SCSZ, 60 * 1000, ses_fill_rcv_diag_io, ses_process_status, enc_error }, { "SES_UPDATE_GETELMDESCS", SesElementDescriptor, SCSZ, 60 * 1000, ses_fill_rcv_diag_io, ses_process_elm_descs, enc_error }, { "SES_UPDATE_GETELMADDLSTATUS", SesAddlElementStatus, SCSZ, 60 * 1000, ses_fill_rcv_diag_io, ses_process_elm_addlstatus, enc_error }, { "SES_PROCESS_CONTROL_REQS", SesControlPage, SCSZ, 60 * 1000, ses_fill_control_request, ses_process_control_request, enc_error }, { "SES_PUBLISH_PHYSPATHS", 0, 0, 0, NULL, ses_publish_physpaths, NULL }, { "SES_PUBLISH_CACHE", 0, 0, 0, NULL, ses_publish_cache, NULL } }; typedef struct ses_cache { /* Source for all the configuration data pointers */ const struct ses_cfg_page *cfg_page; /* References into the config page. */ const struct ses_enc_desc * const *subencs; uint8_t ses_ntypes; const ses_type_t *ses_types; /* Source for all the status pointers */ const struct ses_status_page *status_page; /* Source for all the object descriptor pointers */ const struct ses_elem_descr_page *elm_descs_page; /* Source for all the additional object status pointers */ const struct ses_addl_elem_status_page *elm_addlstatus_page; } ses_cache_t; typedef struct ses_softc { uint32_t ses_flags; #define SES_FLAG_TIMEDCOMP 0x01 #define SES_FLAG_ADDLSTATUS 0x02 #define SES_FLAG_DESC 0x04 ses_control_reqlist_t ses_requests; ses_control_reqlist_t ses_pending_requests; } ses_softc_t; /** * \brief Reset a SES iterator to just before the first element * in the configuration. * * \param iter The iterator object to reset. * * The indexes within a reset iterator are invalid and will only * become valid upon completion of a ses_iter_seek_to() or a * ses_iter_next(). */ static void ses_iter_reset(struct ses_iterator *iter) { /* * Set our indexes to just before the first valid element * of the first type (ITERATOR_INDEX_INVALID == -1). This * simplifies the implementation of ses_iter_next(). */ iter->type_index = 0; iter->type_element_index = ITERATOR_INDEX_INVALID; iter->global_element_index = ITERATOR_INDEX_INVALID; iter->individual_element_index = ITERATOR_INDEX_INVALID; iter->saved_individual_element_index = ITERATOR_INDEX_INVALID; } /** * \brief Initialize the storage of a SES iterator and reset it to * the position just before the first element of the * configuration. * * \param enc The SES softc for the SES instance whose configuration * will be enumerated by this iterator. * \param iter The iterator object to initialize. */ static void ses_iter_init(enc_softc_t *enc, enc_cache_t *cache, struct ses_iterator *iter) { iter->enc = enc; iter->cache = cache; ses_iter_reset(iter); } /** * \brief Traverse the provided SES iterator to the next element * within the configuraiton. * * \param iter The iterator to move. * * \return If a valid next element exists, a pointer to it's enc_element_t. * Otherwise NULL. */ static enc_element_t * ses_iter_next(struct ses_iterator *iter) { ses_cache_t *ses_cache; const ses_type_t *element_type; ses_cache = iter->cache->private; /* * Note: Treat nelms as signed, so we will hit this case * and immediately terminate the iteration if the * configuration has 0 objects. */ if (iter->global_element_index >= (int)iter->cache->nelms - 1) { /* Elements exhausted. */ iter->type_index = ITERATOR_INDEX_END; iter->type_element_index = ITERATOR_INDEX_END; iter->global_element_index = ITERATOR_INDEX_END; iter->individual_element_index = ITERATOR_INDEX_END; return (NULL); } KASSERT((iter->type_index < ses_cache->ses_ntypes), ("Corrupted element iterator. %d not less than %d", iter->type_index, ses_cache->ses_ntypes)); element_type = &ses_cache->ses_types[iter->type_index]; iter->global_element_index++; iter->type_element_index++; /* * There is an object for overal type status in addition * to one for each allowed element, but only if the element * count is non-zero. */ if (iter->type_element_index > element_type->hdr->etype_maxelt) { /* * We've exhausted the elements of this type. * This next element belongs to the next type. */ iter->type_index++; iter->type_element_index = 0; iter->saved_individual_element_index = iter->individual_element_index; iter->individual_element_index = ITERATOR_INDEX_INVALID; } if (iter->type_element_index > 0) { if (iter->type_element_index == 1) { iter->individual_element_index = iter->saved_individual_element_index; } iter->individual_element_index++; } return (&iter->cache->elm_map[iter->global_element_index]); } /** * Element index types tracked by a SES iterator. */ typedef enum { /** * Index relative to all elements (overall and individual) * in the system. */ SES_ELEM_INDEX_GLOBAL, /** * \brief Index relative to all individual elements in the system. * * This index counts only individual elements, skipping overall * status elements. This is the index space of the additional * element status page (page 0xa). */ SES_ELEM_INDEX_INDIVIDUAL } ses_elem_index_type_t; /** * \brief Move the provided iterator forwards or backwards to the object * having the give index. * * \param iter The iterator on which to perform the seek. * \param element_index The index of the element to find. * \param index_type The type (global or individual) of element_index. * * \return If the element is found, a pointer to it's enc_element_t. * Otherwise NULL. */ static enc_element_t * ses_iter_seek_to(struct ses_iterator *iter, int element_index, ses_elem_index_type_t index_type) { enc_element_t *element; int *cur_index; if (index_type == SES_ELEM_INDEX_GLOBAL) cur_index = &iter->global_element_index; else cur_index = &iter->individual_element_index; if (*cur_index == element_index) { /* Already there. */ return (&iter->cache->elm_map[iter->global_element_index]); } ses_iter_reset(iter); while ((element = ses_iter_next(iter)) != NULL && *cur_index != element_index) ; if (*cur_index != element_index) return (NULL); return (element); } #if 0 static int ses_encode(enc_softc_t *, uint8_t *, int, int, struct ses_comstat *); #endif static int ses_set_timed_completion(enc_softc_t *, uint8_t); #if 0 static int ses_putstatus(enc_softc_t *, int, struct ses_comstat *); #endif static void ses_print_addl_data(enc_softc_t *, enc_element_t *); /*=========================== SES cleanup routines ===========================*/ static void ses_cache_free_elm_addlstatus(enc_softc_t *enc, enc_cache_t *cache) { ses_cache_t *ses_cache; ses_cache_t *other_ses_cache; enc_element_t *cur_elm; enc_element_t *last_elm; ENC_DLOG(enc, "%s: enter\n", __func__); ses_cache = cache->private; if (ses_cache->elm_addlstatus_page == NULL) return; for (cur_elm = cache->elm_map, last_elm = &cache->elm_map[cache->nelms - 1]; cur_elm <= last_elm; cur_elm++) { ses_element_t *elmpriv; elmpriv = cur_elm->elm_private; /* Clear references to the additional status page. */ bzero(&elmpriv->addl, sizeof(elmpriv->addl)); } other_ses_cache = enc_other_cache(enc, cache)->private; if (other_ses_cache->elm_addlstatus_page != ses_cache->elm_addlstatus_page) ENC_FREE(ses_cache->elm_addlstatus_page); ses_cache->elm_addlstatus_page = NULL; } static void ses_cache_free_elm_descs(enc_softc_t *enc, enc_cache_t *cache) { ses_cache_t *ses_cache; ses_cache_t *other_ses_cache; enc_element_t *cur_elm; enc_element_t *last_elm; ENC_DLOG(enc, "%s: enter\n", __func__); ses_cache = cache->private; if (ses_cache->elm_descs_page == NULL) return; for (cur_elm = cache->elm_map, last_elm = &cache->elm_map[cache->nelms - 1]; cur_elm <= last_elm; cur_elm++) { ses_element_t *elmpriv; elmpriv = cur_elm->elm_private; elmpriv->descr_len = 0; elmpriv->descr = NULL; } other_ses_cache = enc_other_cache(enc, cache)->private; if (other_ses_cache->elm_descs_page != ses_cache->elm_descs_page) ENC_FREE(ses_cache->elm_descs_page); ses_cache->elm_descs_page = NULL; } static void ses_cache_free_status(enc_softc_t *enc, enc_cache_t *cache) { ses_cache_t *ses_cache; ses_cache_t *other_ses_cache; ENC_DLOG(enc, "%s: enter\n", __func__); ses_cache = cache->private; if (ses_cache->status_page == NULL) return; other_ses_cache = enc_other_cache(enc, cache)->private; if (other_ses_cache->status_page != ses_cache->status_page) ENC_FREE(ses_cache->status_page); ses_cache->status_page = NULL; } static void ses_cache_free_elm_map(enc_softc_t *enc, enc_cache_t *cache) { enc_element_t *cur_elm; enc_element_t *last_elm; ENC_DLOG(enc, "%s: enter\n", __func__); if (cache->elm_map == NULL) return; ses_cache_free_elm_descs(enc, cache); ses_cache_free_elm_addlstatus(enc, cache); for (cur_elm = cache->elm_map, last_elm = &cache->elm_map[cache->nelms - 1]; cur_elm <= last_elm; cur_elm++) { ENC_FREE_AND_NULL(cur_elm->elm_private); } ENC_FREE_AND_NULL(cache->elm_map); cache->nelms = 0; ENC_DLOG(enc, "%s: exit\n", __func__); } static void ses_cache_free(enc_softc_t *enc, enc_cache_t *cache) { ses_cache_t *other_ses_cache; ses_cache_t *ses_cache; ENC_DLOG(enc, "%s: enter\n", __func__); ses_cache_free_elm_addlstatus(enc, cache); ses_cache_free_status(enc, cache); ses_cache_free_elm_map(enc, cache); ses_cache = cache->private; ses_cache->ses_ntypes = 0; other_ses_cache = enc_other_cache(enc, cache)->private; if (other_ses_cache->subencs != ses_cache->subencs) ENC_FREE(ses_cache->subencs); ses_cache->subencs = NULL; if (other_ses_cache->ses_types != ses_cache->ses_types) ENC_FREE(ses_cache->ses_types); ses_cache->ses_types = NULL; if (other_ses_cache->cfg_page != ses_cache->cfg_page) ENC_FREE(ses_cache->cfg_page); ses_cache->cfg_page = NULL; ENC_DLOG(enc, "%s: exit\n", __func__); } static void ses_cache_clone(enc_softc_t *enc, enc_cache_t *src, enc_cache_t *dst) { ses_cache_t *dst_ses_cache; ses_cache_t *src_ses_cache; enc_element_t *src_elm; enc_element_t *dst_elm; enc_element_t *last_elm; ses_cache_free(enc, dst); src_ses_cache = src->private; dst_ses_cache = dst->private; /* * The cloned enclosure cache and ses specific cache are * mostly identical to the source. */ *dst = *src; *dst_ses_cache = *src_ses_cache; /* * But the ses cache storage is still independent. Restore * the pointer that was clobbered by the structure copy above. */ dst->private = dst_ses_cache; /* * The element map is independent even though it starts out * pointing to the same constant page data. */ dst->elm_map = ENC_MALLOCZ(dst->nelms * sizeof(enc_element_t)); memcpy(dst->elm_map, src->elm_map, dst->nelms * sizeof(enc_element_t)); for (dst_elm = dst->elm_map, src_elm = src->elm_map, last_elm = &src->elm_map[src->nelms - 1]; src_elm <= last_elm; src_elm++, dst_elm++) { dst_elm->elm_private = ENC_MALLOCZ(sizeof(ses_element_t)); memcpy(dst_elm->elm_private, src_elm->elm_private, sizeof(ses_element_t)); } } /* Structure accessors. These are strongly typed to avoid errors. */ int ses_elm_sas_descr_type(union ses_elm_sas_hdr *obj) { return ((obj)->base_hdr.byte1 >> 6); } int ses_elm_addlstatus_proto(struct ses_elm_addlstatus_base_hdr *hdr) { return ((hdr)->byte0 & 0xf); } int ses_elm_addlstatus_eip(struct ses_elm_addlstatus_base_hdr *hdr) { return ((hdr)->byte0 >> 4) & 0x1; } int ses_elm_addlstatus_invalid(struct ses_elm_addlstatus_base_hdr *hdr) { return ((hdr)->byte0 >> 7); } int ses_elm_sas_type0_not_all_phys(union ses_elm_sas_hdr *hdr) { return ((hdr)->type0_noneip.byte1 & 0x1); } int ses_elm_sas_dev_phy_sata_dev(struct ses_elm_sas_device_phy *phy) { return ((phy)->target_ports & 0x1); } int ses_elm_sas_dev_phy_sata_port(struct ses_elm_sas_device_phy *phy) { return ((phy)->target_ports >> 7); } int ses_elm_sas_dev_phy_dev_type(struct ses_elm_sas_device_phy *phy) { return (((phy)->byte0 >> 4) & 0x7); } /** * \brief Verify that the cached configuration data in our softc * is valid for processing the page data corresponding to * the provided page header. * * \param ses_cache The SES cache to validate. * \param gen_code The 4 byte generation code from a SES diagnostic * page header. * * \return non-zero if true, 0 if false. */ static int ses_config_cache_valid(ses_cache_t *ses_cache, const uint8_t *gen_code) { uint32_t cache_gc; uint32_t cur_gc; if (ses_cache->cfg_page == NULL) return (0); cache_gc = scsi_4btoul(ses_cache->cfg_page->hdr.gen_code); cur_gc = scsi_4btoul(gen_code); return (cache_gc == cur_gc); } /** * Function signature for consumers of the ses_devids_iter() interface. */ typedef void ses_devid_callback_t(enc_softc_t *, enc_element_t *, struct scsi_vpd_id_descriptor *, void *); /** * \brief Iterate over and create vpd device id records from the * additional element status data for elm, passing that data * to the provided callback. * * \param enc SES instance containing elm * \param elm Element for which to extract device ID data. * \param callback The callback function to invoke on each generated * device id descriptor for elm. * \param callback_arg Argument passed through to callback on each invocation. */ static void ses_devids_iter(enc_softc_t *enc, enc_element_t *elm, ses_devid_callback_t *callback, void *callback_arg) { ses_element_t *elmpriv; struct ses_addl_status *addl; u_int i; size_t devid_record_size; elmpriv = elm->elm_private; addl = &(elmpriv->addl); /* * Don't assume this object has additional status information, or * that it is a SAS device, or that it is a device slot device. */ if (addl->hdr == NULL || addl->proto_hdr.sas == NULL || addl->proto_data.sasdev_phys == NULL) return; devid_record_size = SVPD_DEVICE_ID_DESC_HDR_LEN + sizeof(struct scsi_vpd_id_naa_ieee_reg); for (i = 0; i < addl->proto_hdr.sas->base_hdr.num_phys; i++) { uint8_t devid_buf[devid_record_size]; struct scsi_vpd_id_descriptor *devid; uint8_t *phy_addr; devid = (struct scsi_vpd_id_descriptor *)devid_buf; phy_addr = addl->proto_data.sasdev_phys[i].phy_addr; devid->proto_codeset = (SCSI_PROTO_SAS << SVPD_ID_PROTO_SHIFT) | SVPD_ID_CODESET_BINARY; devid->id_type = SVPD_ID_PIV | SVPD_ID_ASSOC_PORT | SVPD_ID_TYPE_NAA; devid->reserved = 0; devid->length = sizeof(struct scsi_vpd_id_naa_ieee_reg); memcpy(devid->identifier, phy_addr, devid->length); callback(enc, elm, devid, callback_arg); } } /** * Function signature for consumers of the ses_paths_iter() interface. */ typedef void ses_path_callback_t(enc_softc_t *, enc_element_t *, struct cam_path *, void *); /** * Argument package passed through ses_devids_iter() by * ses_paths_iter() to ses_path_iter_devid_callback(). */ typedef struct ses_path_iter_args { ses_path_callback_t *callback; void *callback_arg; } ses_path_iter_args_t; /** * ses_devids_iter() callback function used by ses_paths_iter() * to map device ids to peripheral driver instances. * * \param enc SES instance containing elm * \param elm Element on which device ID matching is active. * \param periph A device ID corresponding to elm. * \param arg Argument passed through to callback on each invocation. */ static void ses_path_iter_devid_callback(enc_softc_t *enc, enc_element_t *elem, struct scsi_vpd_id_descriptor *devid, void *arg) { struct ccb_dev_match cdm; struct dev_match_pattern match_pattern; struct dev_match_result match_result; struct device_match_result *device_match; struct device_match_pattern *device_pattern; ses_path_iter_args_t *args; struct cam_sim *sim; args = (ses_path_iter_args_t *)arg; match_pattern.type = DEV_MATCH_DEVICE; device_pattern = &match_pattern.pattern.device_pattern; device_pattern->flags = DEV_MATCH_DEVID; device_pattern->data.devid_pat.id_len = offsetof(struct scsi_vpd_id_descriptor, identifier) + devid->length; memcpy(device_pattern->data.devid_pat.id, devid, device_pattern->data.devid_pat.id_len); memset(&cdm, 0, sizeof(cdm)); if (xpt_create_path_unlocked(&cdm.ccb_h.path, /*periph*/NULL, CAM_XPT_PATH_ID, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) return; cdm.ccb_h.func_code = XPT_DEV_MATCH; cdm.num_patterns = 1; cdm.patterns = &match_pattern; cdm.pattern_buf_len = sizeof(match_pattern); cdm.match_buf_len = sizeof(match_result); cdm.matches = &match_result; sim = xpt_path_sim(cdm.ccb_h.path); CAM_SIM_LOCK(sim); xpt_action((union ccb *)&cdm); xpt_free_path(cdm.ccb_h.path); CAM_SIM_UNLOCK(sim); if ((cdm.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP || (cdm.status != CAM_DEV_MATCH_LAST && cdm.status != CAM_DEV_MATCH_MORE) || cdm.num_matches == 0) return; device_match = &match_result.result.device_result; if (xpt_create_path_unlocked(&cdm.ccb_h.path, /*periph*/NULL, device_match->path_id, device_match->target_id, device_match->target_lun) != CAM_REQ_CMP) return; args->callback(enc, elem, cdm.ccb_h.path, args->callback_arg); sim = xpt_path_sim(cdm.ccb_h.path); CAM_SIM_LOCK(sim); xpt_free_path(cdm.ccb_h.path); CAM_SIM_UNLOCK(sim); } /** * \brief Iterate over and find the matching periph objects for the * specified element. * * \param enc SES instance containing elm * \param elm Element for which to perform periph object matching. * \param callback The callback function to invoke with each matching * periph object. * \param callback_arg Argument passed through to callback on each invocation. */ static void ses_paths_iter(enc_softc_t *enc, enc_element_t *elm, ses_path_callback_t *callback, void *callback_arg) { ses_path_iter_args_t args; args.callback = callback; args.callback_arg = callback_arg; ses_devids_iter(enc, elm, ses_path_iter_devid_callback, &args); } /** * ses_paths_iter() callback function used by ses_get_elmdevname() * to record periph driver instance strings corresponding to a SES * element. * * \param enc SES instance containing elm * \param elm Element on which periph matching is active. * \param periph A periph instance that matches elm. * \param arg Argument passed through to callback on each invocation. */ static void ses_elmdevname_callback(enc_softc_t *enc, enc_element_t *elem, struct cam_path *path, void *arg) { struct sbuf *sb; sb = (struct sbuf *)arg; cam_periph_list(path, sb); } /** * Argument package passed through ses_paths_iter() to * ses_getcampath_callback. */ typedef struct ses_setphyspath_callback_args { struct sbuf *physpath; int num_set; } ses_setphyspath_callback_args_t; /** * \brief ses_paths_iter() callback to set the physical path on the * CAM EDT entries corresponding to a given SES element. * * \param enc SES instance containing elm * \param elm Element on which periph matching is active. * \param periph A periph instance that matches elm. * \param arg Argument passed through to callback on each invocation. */ static void ses_setphyspath_callback(enc_softc_t *enc, enc_element_t *elm, struct cam_path *path, void *arg) { struct ccb_dev_advinfo cdai; ses_setphyspath_callback_args_t *args; char *old_physpath; args = (ses_setphyspath_callback_args_t *)arg; old_physpath = malloc(MAXPATHLEN, M_SCSIENC, M_WAITOK|M_ZERO); cam_periph_lock(enc->periph); xpt_setup_ccb(&cdai.ccb_h, path, CAM_PRIORITY_NORMAL); cdai.ccb_h.func_code = XPT_DEV_ADVINFO; cdai.buftype = CDAI_TYPE_PHYS_PATH; cdai.flags = 0; cdai.bufsiz = MAXPATHLEN; cdai.buf = old_physpath; xpt_action((union ccb *)&cdai); if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); if (strcmp(old_physpath, sbuf_data(args->physpath)) != 0) { xpt_setup_ccb(&cdai.ccb_h, path, CAM_PRIORITY_NORMAL); cdai.ccb_h.func_code = XPT_DEV_ADVINFO; cdai.buftype = CDAI_TYPE_PHYS_PATH; cdai.flags |= CDAI_FLAG_STORE; cdai.bufsiz = sbuf_len(args->physpath); cdai.buf = sbuf_data(args->physpath); xpt_action((union ccb *)&cdai); if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); if (cdai.ccb_h.status == CAM_REQ_CMP) args->num_set++; } cam_periph_unlock(enc->periph); free(old_physpath, M_SCSIENC); } /** * \brief Set a device's physical path string in CAM XPT. * * \param enc SES instance containing elm * \param elm Element to publish physical path string for * \param iter Iterator whose state corresponds to elm * * \return 0 on success, errno otherwise. */ static int ses_set_physpath(enc_softc_t *enc, enc_element_t *elm, struct ses_iterator *iter) { struct ccb_dev_advinfo cdai; ses_setphyspath_callback_args_t args; int i, ret; struct sbuf sb; - uint8_t *devid, *elmaddr; + struct scsi_vpd_id_descriptor *idd; + uint8_t *devid; ses_element_t *elmpriv; const char *c; ret = EIO; devid = NULL; /* * Assemble the components of the physical path starting with * the device ID of the enclosure itself. */ xpt_setup_ccb(&cdai.ccb_h, enc->periph->path, CAM_PRIORITY_NORMAL); cdai.ccb_h.func_code = XPT_DEV_ADVINFO; cdai.buftype = CDAI_TYPE_SCSI_DEVID; cdai.bufsiz = CAM_SCSI_DEVID_MAXLEN; cdai.buf = devid = ENC_MALLOCZ(cdai.bufsiz); if (devid == NULL) { ret = ENOMEM; goto out; } cam_periph_lock(enc->periph); xpt_action((union ccb *)&cdai); if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); cam_periph_unlock(enc->periph); if (cdai.ccb_h.status != CAM_REQ_CMP) goto out; - elmaddr = scsi_get_devid((struct scsi_vpd_device_id *)cdai.buf, + idd = scsi_get_devid((struct scsi_vpd_device_id *)cdai.buf, cdai.provsiz, scsi_devid_is_naa_ieee_reg); - if (elmaddr == NULL) + if (idd == NULL) goto out; if (sbuf_new(&sb, NULL, 128, SBUF_AUTOEXTEND) == NULL) { ret = ENOMEM; goto out; } /* Next, generate the physical path string */ sbuf_printf(&sb, "id1,enc@n%jx/type@%x/slot@%x", - scsi_8btou64(elmaddr), iter->type_index, + scsi_8btou64(idd->identifier), iter->type_index, iter->type_element_index); /* Append the element descriptor if one exists */ elmpriv = elm->elm_private; if (elmpriv->descr != NULL && elmpriv->descr_len > 0) { sbuf_cat(&sb, "/elmdesc@"); for (i = 0, c = elmpriv->descr; i < elmpriv->descr_len; i++, c++) { if (!isprint(*c) || isspace(*c) || *c == '/') sbuf_putc(&sb, '_'); else sbuf_putc(&sb, *c); } } sbuf_finish(&sb); /* * Set this physical path on any CAM devices with a device ID * descriptor that matches one created from the SES additional * status data for this element. */ args.physpath= &sb; args.num_set = 0; ses_paths_iter(enc, elm, ses_setphyspath_callback, &args); sbuf_delete(&sb); ret = args.num_set == 0 ? ENOENT : 0; out: if (devid != NULL) ENC_FREE(devid); return (ret); } /** * \brief Helper to set the CDB fields appropriately. * * \param cdb Buffer containing the cdb. * \param pagenum SES diagnostic page to query for. * \param dir Direction of query. */ static void ses_page_cdb(char *cdb, int bufsiz, SesDiagPageCodes pagenum, int dir) { /* Ref: SPC-4 r25 Section 6.20 Table 223 */ if (dir == CAM_DIR_IN) { cdb[0] = RECEIVE_DIAGNOSTIC; cdb[1] = 1; /* Set page code valid bit */ cdb[2] = pagenum; } else { cdb[0] = SEND_DIAGNOSTIC; cdb[1] = 0x10; cdb[2] = pagenum; } cdb[3] = bufsiz >> 8; /* high bits */ cdb[4] = bufsiz & 0xff; /* low bits */ cdb[5] = 0; } /** * \brief Discover whether this instance supports timed completion of a * RECEIVE DIAGNOSTIC RESULTS command requesting the Enclosure Status * page, and store the result in the softc, updating if necessary. * * \param enc SES instance to query and update. * \param tc_en Value of timed completion to set (see \return). * * \return 1 if timed completion enabled, 0 otherwise. */ static int ses_set_timed_completion(enc_softc_t *enc, uint8_t tc_en) { int err; union ccb *ccb; struct cam_periph *periph; struct ses_mgmt_mode_page *mgmt; uint8_t *mode_buf; size_t mode_buf_len; ses_softc_t *ses; periph = enc->periph; ses = enc->enc_private; ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); mode_buf_len = sizeof(struct ses_mgmt_mode_page); mode_buf = ENC_MALLOCZ(mode_buf_len); if (mode_buf == NULL) goto out; scsi_mode_sense(&ccb->csio, /*retries*/4, enc_done, MSG_SIMPLE_Q_TAG, /*dbd*/FALSE, SMS_PAGE_CTRL_CURRENT, SES_MGMT_MODE_PAGE_CODE, mode_buf, mode_buf_len, SSD_FULL_SIZE, /*timeout*/60 * 1000); /* * Ignore illegal request errors, as they are quite common and we * will print something out in that case anyway. */ err = cam_periph_runccb(ccb, enc_error, ENC_CFLAGS, ENC_FLAGS|SF_QUIET_IR, NULL); if (ccb->ccb_h.status != CAM_REQ_CMP) { ENC_VLOG(enc, "Timed Completion Unsupported\n"); goto release; } /* Skip the mode select if the desired value is already set */ mgmt = (struct ses_mgmt_mode_page *)mode_buf; if ((mgmt->byte5 & SES_MGMT_TIMED_COMP_EN) == tc_en) goto done; /* Value is not what we wanted, set it */ if (tc_en) mgmt->byte5 |= SES_MGMT_TIMED_COMP_EN; else mgmt->byte5 &= ~SES_MGMT_TIMED_COMP_EN; /* SES2r20: a completion time of zero means as long as possible */ bzero(&mgmt->max_comp_time, sizeof(mgmt->max_comp_time)); scsi_mode_select(&ccb->csio, 5, enc_done, MSG_SIMPLE_Q_TAG, /*page_fmt*/FALSE, /*save_pages*/TRUE, mode_buf, mode_buf_len, SSD_FULL_SIZE, /*timeout*/60 * 1000); err = cam_periph_runccb(ccb, enc_error, ENC_CFLAGS, ENC_FLAGS, NULL); if (ccb->ccb_h.status != CAM_REQ_CMP) { ENC_VLOG(enc, "Timed Completion Set Failed\n"); goto release; } done: if ((mgmt->byte5 & SES_MGMT_TIMED_COMP_EN) != 0) { ENC_LOG(enc, "Timed Completion Enabled\n"); ses->ses_flags |= SES_FLAG_TIMEDCOMP; } else { ENC_LOG(enc, "Timed Completion Disabled\n"); ses->ses_flags &= ~SES_FLAG_TIMEDCOMP; } release: ENC_FREE(mode_buf); xpt_release_ccb(ccb); out: return (ses->ses_flags & SES_FLAG_TIMEDCOMP); } /** * \brief Process the list of supported pages and update flags. * * \param enc SES device to query. * \param buf Buffer containing the config page. * \param xfer_len Length of the config page in the buffer. * * \return 0 on success, errno otherwise. */ static int ses_process_pages(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { ses_softc_t *ses; struct scsi_diag_page *page; int err, i, length; CAM_DEBUG(enc->periph->path, CAM_DEBUG_SUBTRACE, ("entering %s(%p, %d)\n", __func__, bufp, xfer_len)); ses = enc->enc_private; err = -1; if (error != 0) { err = error; goto out; } if (xfer_len < sizeof(*page)) { ENC_VLOG(enc, "Unable to parse Diag Pages List Header\n"); err = EIO; goto out; } page = (struct scsi_diag_page *)*bufp; length = scsi_2btoul(page->length); if (length + offsetof(struct scsi_diag_page, params) > xfer_len) { ENC_VLOG(enc, "Diag Pages List Too Long\n"); goto out; } ENC_DLOG(enc, "%s: page length %d, xfer_len %d\n", __func__, length, xfer_len); err = 0; for (i = 0; i < length; i++) { if (page->params[i] == SesElementDescriptor) ses->ses_flags |= SES_FLAG_DESC; else if (page->params[i] == SesAddlElementStatus) ses->ses_flags |= SES_FLAG_ADDLSTATUS; } out: ENC_DLOG(enc, "%s: exiting with err %d\n", __func__, err); return (err); } /** * \brief Process the config page and update associated structures. * * \param enc SES device to query. * \param buf Buffer containing the config page. * \param xfer_len Length of the config page in the buffer. * * \return 0 on success, errno otherwise. */ static int ses_process_config(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { struct ses_iterator iter; ses_softc_t *ses; enc_cache_t *enc_cache; ses_cache_t *ses_cache; uint8_t *buf; int length; int err; int nelm; int ntype; struct ses_cfg_page *cfg_page; struct ses_enc_desc *buf_subenc; const struct ses_enc_desc **subencs; const struct ses_enc_desc **cur_subenc; const struct ses_enc_desc **last_subenc; ses_type_t *ses_types; ses_type_t *sestype; const struct ses_elm_type_desc *cur_buf_type; const struct ses_elm_type_desc *last_buf_type; uint8_t *last_valid_byte; enc_element_t *element; const char *type_text; CAM_DEBUG(enc->periph->path, CAM_DEBUG_SUBTRACE, ("entering %s(%p, %d)\n", __func__, bufp, xfer_len)); ses = enc->enc_private; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; buf = *bufp; err = -1; if (error != 0) { err = error; goto out; } if (xfer_len < sizeof(cfg_page->hdr)) { ENC_VLOG(enc, "Unable to parse SES Config Header\n"); err = EIO; goto out; } cfg_page = (struct ses_cfg_page *)buf; length = ses_page_length(&cfg_page->hdr); if (length > xfer_len) { ENC_VLOG(enc, "Enclosure Config Page Too Long\n"); goto out; } last_valid_byte = &buf[length - 1]; ENC_DLOG(enc, "%s: total page length %d, xfer_len %d\n", __func__, length, xfer_len); err = 0; if (ses_config_cache_valid(ses_cache, cfg_page->hdr.gen_code)) { /* Our cache is still valid. Proceed to fetching status. */ goto out; } /* Cache is no longer valid. Free old data to make way for new. */ ses_cache_free(enc, enc_cache); ENC_VLOG(enc, "Generation Code 0x%x has %d SubEnclosures\n", scsi_4btoul(cfg_page->hdr.gen_code), ses_cfg_page_get_num_subenc(cfg_page)); /* Take ownership of the buffer. */ ses_cache->cfg_page = cfg_page; *bufp = NULL; /* * Now waltz through all the subenclosures summing the number of * types available in each. */ subencs = ENC_MALLOCZ(ses_cfg_page_get_num_subenc(cfg_page) * sizeof(*subencs)); if (subencs == NULL) { err = ENOMEM; goto out; } /* * Sub-enclosure data is const after construction (i.e. when * accessed via our cache object. * * The cast here is not required in C++ but C99 is not so * sophisticated (see C99 6.5.16.1(1)). */ ses_cache->subencs = subencs; buf_subenc = cfg_page->subencs; cur_subenc = subencs; last_subenc = &subencs[ses_cfg_page_get_num_subenc(cfg_page) - 1]; ntype = 0; while (cur_subenc <= last_subenc) { if (!ses_enc_desc_is_complete(buf_subenc, last_valid_byte)) { ENC_VLOG(enc, "Enclosure %d Beyond End of " "Descriptors\n", cur_subenc - subencs); err = EIO; goto out; } ENC_VLOG(enc, " SubEnclosure ID %d, %d Types With this ID, " "Descriptor Length %d, offset %d\n", buf_subenc->subenc_id, buf_subenc->num_types, buf_subenc->length, &buf_subenc->byte0 - buf); ENC_VLOG(enc, "WWN: %jx\n", (uintmax_t)scsi_8btou64(buf_subenc->logical_id)); ntype += buf_subenc->num_types; *cur_subenc = buf_subenc; cur_subenc++; buf_subenc = ses_enc_desc_next(buf_subenc); } /* Process the type headers. */ ses_types = ENC_MALLOCZ(ntype * sizeof(*ses_types)); if (ses_types == NULL) { err = ENOMEM; goto out; } /* * Type data is const after construction (i.e. when accessed via * our cache object. */ ses_cache->ses_types = ses_types; cur_buf_type = (const struct ses_elm_type_desc *) (&(*last_subenc)->length + (*last_subenc)->length + 1); last_buf_type = cur_buf_type + ntype - 1; type_text = (const uint8_t *)(last_buf_type + 1); nelm = 0; sestype = ses_types; while (cur_buf_type <= last_buf_type) { if (&cur_buf_type->etype_txt_len > last_valid_byte) { ENC_VLOG(enc, "Runt Enclosure Type Header %d\n", sestype - ses_types); err = EIO; goto out; } sestype->hdr = cur_buf_type; sestype->text = type_text; type_text += cur_buf_type->etype_txt_len; ENC_VLOG(enc, " Type Desc[%d]: Type 0x%x, MaxElt %d, In Subenc " "%d, Text Length %d: %.*s\n", sestype - ses_types, sestype->hdr->etype_elm_type, sestype->hdr->etype_maxelt, sestype->hdr->etype_subenc, sestype->hdr->etype_txt_len, sestype->hdr->etype_txt_len, sestype->text); nelm += sestype->hdr->etype_maxelt + /*overall status element*/1; sestype++; cur_buf_type++; } /* Create the object map. */ enc_cache->elm_map = ENC_MALLOCZ(nelm * sizeof(enc_element_t)); if (enc_cache->elm_map == NULL) { err = ENOMEM; goto out; } ses_cache->ses_ntypes = (uint8_t)ntype; enc_cache->nelms = nelm; ses_iter_init(enc, enc_cache, &iter); while ((element = ses_iter_next(&iter)) != NULL) { const struct ses_elm_type_desc *thdr; ENC_DLOG(enc, "%s: checking obj %d(%d,%d)\n", __func__, iter.global_element_index, iter.type_index, nelm, iter.type_element_index); thdr = ses_cache->ses_types[iter.type_index].hdr; element->subenclosure = thdr->etype_subenc; element->enctype = thdr->etype_elm_type; element->overall_status_elem = iter.type_element_index == 0; element->elm_private = ENC_MALLOCZ(sizeof(ses_element_t)); if (element->elm_private == NULL) { err = ENOMEM; goto out; } ENC_DLOG(enc, "%s: creating elmpriv %d(%d,%d) subenc %d " "type 0x%x\n", __func__, iter.global_element_index, iter.type_index, iter.type_element_index, thdr->etype_subenc, thdr->etype_elm_type); } err = 0; out: if (err) ses_cache_free(enc, enc_cache); else { enc_update_request(enc, SES_UPDATE_GETSTATUS); if (ses->ses_flags & SES_FLAG_DESC) enc_update_request(enc, SES_UPDATE_GETELMDESCS); if (ses->ses_flags & SES_FLAG_ADDLSTATUS) enc_update_request(enc, SES_UPDATE_GETELMADDLSTATUS); enc_update_request(enc, SES_PUBLISH_CACHE); } ENC_DLOG(enc, "%s: exiting with err %d\n", __func__, err); return (err); } /** * \brief Update the status page and associated structures. * * \param enc SES softc to update for. * \param buf Buffer containing the status page. * \param bufsz Amount of data in the buffer. * * \return 0 on success, errno otherwise. */ static int ses_process_status(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { struct ses_iterator iter; enc_element_t *element; ses_softc_t *ses; enc_cache_t *enc_cache; ses_cache_t *ses_cache; uint8_t *buf; int err = -1; int length; struct ses_status_page *page; union ses_status_element *cur_stat; union ses_status_element *last_stat; ses = enc->enc_private; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; buf = *bufp; ENC_DLOG(enc, "%s: enter (%p, %p, %d)\n", __func__, enc, buf, xfer_len); page = (struct ses_status_page *)buf; length = ses_page_length(&page->hdr); if (error != 0) { err = error; goto out; } /* * Make sure the length fits in the buffer. * * XXX all this means is that the page is larger than the space * we allocated. Since we use a statically sized buffer, this * could happen... Need to use dynamic discovery of the size. */ if (length > xfer_len) { ENC_VLOG(enc, "Enclosure Status Page Too Long\n"); goto out; } /* Make sure the length contains at least one header and status */ if (length < (sizeof(*page) + sizeof(*page->elements))) { ENC_VLOG(enc, "Enclosure Status Page Too Short\n"); goto out; } if (!ses_config_cache_valid(ses_cache, page->hdr.gen_code)) { ENC_DLOG(enc, "%s: Generation count change detected\n", __func__); enc_update_request(enc, SES_UPDATE_GETCONFIG); goto out; } ses_cache_free_status(enc, enc_cache); ses_cache->status_page = page; *bufp = NULL; enc_cache->enc_status = page->hdr.page_specific_flags; /* * Read in individual element status. The element order * matches the order reported in the config page (i.e. the * order of an unfiltered iteration of the config objects).. */ ses_iter_init(enc, enc_cache, &iter); cur_stat = page->elements; last_stat = (union ses_status_element *) &buf[length - sizeof(*last_stat)]; ENC_DLOG(enc, "%s: total page length %d, xfer_len %d\n", __func__, length, xfer_len); while (cur_stat <= last_stat && (element = ses_iter_next(&iter)) != NULL) { ENC_DLOG(enc, "%s: obj %d(%d,%d) off=0x%tx status=%jx\n", __func__, iter.global_element_index, iter.type_index, iter.type_element_index, (uint8_t *)cur_stat - buf, scsi_4btoul(cur_stat->bytes)); memcpy(&element->encstat, cur_stat, sizeof(element->encstat)); element->svalid = 1; cur_stat++; } if (ses_iter_next(&iter) != NULL) { ENC_VLOG(enc, "Status page, length insufficient for " "expected number of objects\n"); } else { if (cur_stat <= last_stat) ENC_VLOG(enc, "Status page, exhausted objects before " "exhausing page\n"); enc_update_request(enc, SES_PUBLISH_CACHE); err = 0; } out: ENC_DLOG(enc, "%s: exiting with error %d\n", __func__, err); return (err); } typedef enum { /** * The enclosure should not provide additional element * status for this element type in page 0x0A. * * \note This status is returned for any types not * listed SES3r02. Further types added in a * future specification will be incorrectly * classified. */ TYPE_ADDLSTATUS_NONE, /** * The element type provides additional element status * in page 0x0A. */ TYPE_ADDLSTATUS_MANDATORY, /** * The element type may provide additional element status * in page 0x0A, but i */ TYPE_ADDLSTATUS_OPTIONAL } ses_addlstatus_avail_t; /** * \brief Check to see whether a given type (as obtained via type headers) is * supported by the additional status command. * * \param enc SES softc to check. * \param typidx Type index to check for. * * \return An enumeration indicating if additional status is mandatory, * optional, or not required for this type. */ static ses_addlstatus_avail_t ses_typehasaddlstatus(enc_softc_t *enc, uint8_t typidx) { enc_cache_t *enc_cache; ses_cache_t *ses_cache; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; switch(ses_cache->ses_types[typidx].hdr->etype_elm_type) { case ELMTYP_DEVICE: case ELMTYP_ARRAY_DEV: case ELMTYP_SAS_EXP: return (TYPE_ADDLSTATUS_MANDATORY); case ELMTYP_SCSI_INI: case ELMTYP_SCSI_TGT: case ELMTYP_ESCC: return (TYPE_ADDLSTATUS_OPTIONAL); default: /* No additional status information available. */ break; } return (TYPE_ADDLSTATUS_NONE); } static int ses_get_elm_addlstatus_fc(enc_softc_t *, enc_cache_t *, uint8_t *, int); static int ses_get_elm_addlstatus_sas(enc_softc_t *, enc_cache_t *, uint8_t *, int, int, int, int); /** * \brief Parse the additional status element data for each object. * * \param enc The SES softc to update. * \param buf The buffer containing the additional status * element response. * \param xfer_len Size of the buffer. * * \return 0 on success, errno otherwise. */ static int ses_process_elm_addlstatus(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { struct ses_iterator iter, titer; int eip; int err; int ignore_index = 0; int length; int offset; enc_cache_t *enc_cache; ses_cache_t *ses_cache; uint8_t *buf; ses_element_t *elmpriv; const struct ses_page_hdr *hdr; enc_element_t *element, *telement; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; buf = *bufp; err = -1; if (error != 0) { err = error; goto out; } ses_cache_free_elm_addlstatus(enc, enc_cache); ses_cache->elm_addlstatus_page = (struct ses_addl_elem_status_page *)buf; *bufp = NULL; /* * The objects appear in the same order here as in Enclosure Status, * which itself is ordered by the Type Descriptors from the Config * page. However, it is necessary to skip elements that are not * supported by this page when counting them. */ hdr = &ses_cache->elm_addlstatus_page->hdr; length = ses_page_length(hdr); ENC_DLOG(enc, "Additional Element Status Page Length 0x%x\n", length); /* Make sure the length includes at least one header. */ if (length < sizeof(*hdr)+sizeof(struct ses_elm_addlstatus_base_hdr)) { ENC_VLOG(enc, "Runt Additional Element Status Page\n"); goto out; } if (length > xfer_len) { ENC_VLOG(enc, "Additional Element Status Page Too Long\n"); goto out; } if (!ses_config_cache_valid(ses_cache, hdr->gen_code)) { ENC_DLOG(enc, "%s: Generation count change detected\n", __func__); enc_update_request(enc, SES_UPDATE_GETCONFIG); goto out; } offset = sizeof(struct ses_page_hdr); ses_iter_init(enc, enc_cache, &iter); while (offset < length && (element = ses_iter_next(&iter)) != NULL) { struct ses_elm_addlstatus_base_hdr *elm_hdr; int proto_info_len; ses_addlstatus_avail_t status_type; /* * Additional element status is only provided for * individual elements (i.e. overal status elements * are excluded) and those of the types specified * in the SES spec. */ status_type = ses_typehasaddlstatus(enc, iter.type_index); if (iter.individual_element_index == ITERATOR_INDEX_INVALID || status_type == TYPE_ADDLSTATUS_NONE) continue; elm_hdr = (struct ses_elm_addlstatus_base_hdr *)&buf[offset]; eip = ses_elm_addlstatus_eip(elm_hdr); if (eip && !ignore_index) { struct ses_elm_addlstatus_eip_hdr *eip_hdr; int expected_index; eip_hdr = (struct ses_elm_addlstatus_eip_hdr *)elm_hdr; expected_index = iter.individual_element_index; titer = iter; telement = ses_iter_seek_to(&titer, eip_hdr->element_index, SES_ELEM_INDEX_INDIVIDUAL); if (telement != NULL && (ses_typehasaddlstatus(enc, titer.type_index) != TYPE_ADDLSTATUS_NONE || titer.type_index > ELMTYP_SAS_CONN)) { iter = titer; element = telement; } else ignore_index = 1; if (iter.individual_element_index > expected_index && status_type == TYPE_ADDLSTATUS_MANDATORY) { ENC_VLOG(enc, "%s: provided element " "index %d skips mandatory status " " element at index %d\n", __func__, eip_hdr->element_index, expected_index); } } elmpriv = element->elm_private; elmpriv->addl.hdr = elm_hdr; ENC_DLOG(enc, "%s: global element index=%d, type index=%d " "type element index=%d, offset=0x%x, " "byte0=0x%x, length=0x%x\n", __func__, iter.global_element_index, iter.type_index, iter.type_element_index, offset, elmpriv->addl.hdr->byte0, elmpriv->addl.hdr->length); /* Skip to after the length field */ offset += sizeof(struct ses_elm_addlstatus_base_hdr); /* Make sure the descriptor is within bounds */ if ((offset + elmpriv->addl.hdr->length) > length) { ENC_VLOG(enc, "Element %d Beyond End " "of Additional Element Status Descriptors\n", iter.global_element_index); break; } /* Advance to the protocol data, skipping eip bytes if needed */ offset += (eip * SES_EIP_HDR_EXTRA_LEN); proto_info_len = elmpriv->addl.hdr->length - (eip * SES_EIP_HDR_EXTRA_LEN); /* Errors in this block are ignored as they are non-fatal */ switch(ses_elm_addlstatus_proto(elmpriv->addl.hdr)) { case SPSP_PROTO_FC: if (elmpriv->addl.hdr->length == 0) break; ses_get_elm_addlstatus_fc(enc, enc_cache, &buf[offset], proto_info_len); break; case SPSP_PROTO_SAS: if (elmpriv->addl.hdr->length <= 2) break; ses_get_elm_addlstatus_sas(enc, enc_cache, &buf[offset], proto_info_len, eip, iter.type_index, iter.global_element_index); break; default: ENC_VLOG(enc, "Element %d: Unknown Additional Element " "Protocol 0x%x\n", iter.global_element_index, ses_elm_addlstatus_proto(elmpriv->addl.hdr)); break; } offset += proto_info_len; } err = 0; out: if (err) ses_cache_free_elm_addlstatus(enc, enc_cache); enc_update_request(enc, SES_PUBLISH_PHYSPATHS); enc_update_request(enc, SES_PUBLISH_CACHE); return (err); } static int ses_process_control_request(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { ses_softc_t *ses; ses = enc->enc_private; /* * Possible errors: * o Generation count wrong. * o Some SCSI status error. */ ses_terminate_control_requests(&ses->ses_pending_requests, error); enc_update_request(enc, SES_UPDATE_GETSTATUS); return (0); } static int ses_publish_physpaths(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { struct ses_iterator iter; enc_cache_t *enc_cache; ses_cache_t *ses_cache; enc_element_t *element; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; ses_iter_init(enc, enc_cache, &iter); while ((element = ses_iter_next(&iter)) != NULL) { /* * ses_set_physpath() returns success if we changed * the physpath of any element. This allows us to * only announce devices once regardless of how * many times we process additional element status. */ if (ses_set_physpath(enc, element, &iter) == 0) ses_print_addl_data(enc, element); } return (0); } static int ses_publish_cache(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { sx_xlock(&enc->enc_cache_lock); ses_cache_clone(enc, /*src*/&enc->enc_daemon_cache, /*dst*/&enc->enc_cache); sx_xunlock(&enc->enc_cache_lock); return (0); } /** * \brief Parse the descriptors for each object. * * \param enc The SES softc to update. * \param buf The buffer containing the descriptor list response. * \param xfer_len Size of the buffer. * * \return 0 on success, errno otherwise. */ static int ses_process_elm_descs(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t **bufp, int error, int xfer_len) { ses_softc_t *ses; struct ses_iterator iter; enc_element_t *element; int err; int offset; u_long length, plength; enc_cache_t *enc_cache; ses_cache_t *ses_cache; uint8_t *buf; ses_element_t *elmpriv; const struct ses_page_hdr *phdr; const struct ses_elm_desc_hdr *hdr; ses = enc->enc_private; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; buf = *bufp; err = -1; if (error != 0) { err = error; goto out; } ses_cache_free_elm_descs(enc, enc_cache); ses_cache->elm_descs_page = (struct ses_elem_descr_page *)buf; *bufp = NULL; phdr = &ses_cache->elm_descs_page->hdr; plength = ses_page_length(phdr); if (xfer_len < sizeof(struct ses_page_hdr)) { ENC_VLOG(enc, "Runt Element Descriptor Page\n"); goto out; } if (plength > xfer_len) { ENC_VLOG(enc, "Element Descriptor Page Too Long\n"); goto out; } if (!ses_config_cache_valid(ses_cache, phdr->gen_code)) { ENC_VLOG(enc, "%s: Generation count change detected\n", __func__); enc_update_request(enc, SES_UPDATE_GETCONFIG); goto out; } offset = sizeof(struct ses_page_hdr); ses_iter_init(enc, enc_cache, &iter); while (offset < plength && (element = ses_iter_next(&iter)) != NULL) { if ((offset + sizeof(struct ses_elm_desc_hdr)) > plength) { ENC_VLOG(enc, "Element %d Descriptor Header Past " "End of Buffer\n", iter.global_element_index); goto out; } hdr = (struct ses_elm_desc_hdr *)&buf[offset]; length = scsi_2btoul(hdr->length); ENC_DLOG(enc, "%s: obj %d(%d,%d) length=%d off=%d\n", __func__, iter.global_element_index, iter.type_index, iter.type_element_index, length, offset); if ((offset + sizeof(*hdr) + length) > plength) { ENC_VLOG(enc, "Element%d Descriptor Past " "End of Buffer\n", iter.global_element_index); goto out; } offset += sizeof(*hdr); if (length > 0) { elmpriv = element->elm_private; elmpriv->descr_len = length; elmpriv->descr = &buf[offset]; } /* skip over the descriptor itself */ offset += length; } err = 0; out: if (err == 0) { if (ses->ses_flags & SES_FLAG_ADDLSTATUS) enc_update_request(enc, SES_UPDATE_GETELMADDLSTATUS); } enc_update_request(enc, SES_PUBLISH_CACHE); return (err); } static int ses_fill_rcv_diag_io(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t *buf) { if (enc->enc_type == ENC_SEMB_SES) { semb_receive_diagnostic_results(&ccb->ataio, /*retries*/5, enc_done, MSG_SIMPLE_Q_TAG, /*pcv*/1, state->page_code, buf, state->buf_size, state->timeout); } else { scsi_receive_diagnostic_results(&ccb->csio, /*retries*/5, enc_done, MSG_SIMPLE_Q_TAG, /*pcv*/1, state->page_code, buf, state->buf_size, SSD_FULL_SIZE, state->timeout); } return (0); } /** * \brief Encode the object status into the response buffer, which is * expected to contain the current enclosure status. This function * turns off all the 'select' bits for the objects except for the * object specified, then sends it back to the enclosure. * * \param enc SES enclosure the change is being applied to. * \param buf Buffer containing the current enclosure status response. * \param amt Length of the response in the buffer. * \param req The control request to be applied to buf. * * \return 0 on success, errno otherwise. */ static int ses_encode(enc_softc_t *enc, uint8_t *buf, int amt, ses_control_request_t *req) { struct ses_iterator iter; enc_element_t *element; int offset; struct ses_control_page_hdr *hdr; ses_iter_init(enc, &enc->enc_cache, &iter); hdr = (struct ses_control_page_hdr *)buf; if (req->elm_idx == -1) { /* for enclosure status, at least 2 bytes are needed */ if (amt < 2) return EIO; hdr->control_flags = req->elm_stat.comstatus & SES_SET_STATUS_MASK; ENC_DLOG(enc, "Set EncStat %x\n", hdr->control_flags); return (0); } element = ses_iter_seek_to(&iter, req->elm_idx, SES_ELEM_INDEX_GLOBAL); if (element == NULL) return (ENXIO); /* * Seek to the type set that corresponds to the requested object. * The +1 is for the overall status element for the type. */ offset = sizeof(struct ses_control_page_hdr) + (iter.global_element_index * sizeof(struct ses_comstat)); /* Check for buffer overflow. */ if (offset + sizeof(struct ses_comstat) > amt) return (EIO); /* Set the status. */ memcpy(&buf[offset], &req->elm_stat, sizeof(struct ses_comstat)); ENC_DLOG(enc, "Set Type 0x%x Obj 0x%x (offset %d) with %x %x %x %x\n", iter.type_index, iter.global_element_index, offset, req->elm_stat.comstatus, req->elm_stat.comstat[0], req->elm_stat.comstat[1], req->elm_stat.comstat[2]); return (0); } static int ses_fill_control_request(enc_softc_t *enc, struct enc_fsm_state *state, union ccb *ccb, uint8_t *buf) { ses_softc_t *ses; enc_cache_t *enc_cache; ses_cache_t *ses_cache; struct ses_control_page_hdr *hdr; ses_control_request_t *req; size_t plength; size_t offset; ses = enc->enc_private; enc_cache = &enc->enc_daemon_cache; ses_cache = enc_cache->private; hdr = (struct ses_control_page_hdr *)buf; if (ses_cache->status_page == NULL) { ses_terminate_control_requests(&ses->ses_requests, EIO); return (EIO); } plength = ses_page_length(&ses_cache->status_page->hdr); memcpy(buf, ses_cache->status_page, plength); /* Disable the select bits in all status entries. */ offset = sizeof(struct ses_control_page_hdr); for (offset = sizeof(struct ses_control_page_hdr); offset < plength; offset += sizeof(struct ses_comstat)) { buf[offset] &= ~SESCTL_CSEL; } /* And make sure the INVOP bit is clear. */ hdr->control_flags &= ~SES_ENCSTAT_INVOP; /* Apply incoming requests. */ while ((req = TAILQ_FIRST(&ses->ses_requests)) != NULL) { TAILQ_REMOVE(&ses->ses_requests, req, links); req->result = ses_encode(enc, buf, plength, req); if (req->result != 0) { wakeup(req); continue; } TAILQ_INSERT_TAIL(&ses->ses_pending_requests, req, links); } if (TAILQ_EMPTY(&ses->ses_pending_requests) != 0) return (ENOENT); /* Fill out the ccb */ if (enc->enc_type == ENC_SEMB_SES) { semb_send_diagnostic(&ccb->ataio, /*retries*/5, enc_done, MSG_SIMPLE_Q_TAG, buf, ses_page_length(&ses_cache->status_page->hdr), state->timeout); } else { scsi_send_diagnostic(&ccb->csio, /*retries*/5, enc_done, MSG_SIMPLE_Q_TAG, /*unit_offline*/0, /*device_offline*/0, /*self_test*/0, /*page_format*/1, /*self_test_code*/0, buf, ses_page_length(&ses_cache->status_page->hdr), SSD_FULL_SIZE, state->timeout); } return (0); } static int ses_get_elm_addlstatus_fc(enc_softc_t *enc, enc_cache_t *enc_cache, uint8_t *buf, int bufsiz) { ENC_VLOG(enc, "FC Device Support Stubbed in Additional Status Page\n"); return (ENODEV); } #define SES_PRINT_PORTS(p, type) do { \ sbuf_printf(sbp, " %s(", type); \ if (((p) & SES_SASOBJ_DEV_PHY_PROTOMASK) == 0) \ sbuf_printf(sbp, " None"); \ else { \ if ((p) & SES_SASOBJ_DEV_PHY_SMP) \ sbuf_printf(sbp, " SMP"); \ if ((p) & SES_SASOBJ_DEV_PHY_STP) \ sbuf_printf(sbp, " STP"); \ if ((p) & SES_SASOBJ_DEV_PHY_SSP) \ sbuf_printf(sbp, " SSP"); \ } \ sbuf_printf(sbp, " )"); \ } while(0) /** * \brief Print the additional element status data for this object, for SAS * type 0 objects. See SES2 r20 Section 6.1.13.3.2. * * \param sesname SES device name associated with the object. * \param sbp Sbuf to print to. * \param obj The object to print the data for. * \param periph_name Peripheral string associated with the object. */ static void ses_print_addl_data_sas_type0(char *sesname, struct sbuf *sbp, enc_element_t *obj, char *periph_name) { int i; ses_element_t *elmpriv; struct ses_addl_status *addl; struct ses_elm_sas_device_phy *phy; elmpriv = obj->elm_private; addl = &(elmpriv->addl); if (addl->proto_hdr.sas == NULL) return; sbuf_printf(sbp, "%s: %s: SAS Device Slot Element:", sesname, periph_name); sbuf_printf(sbp, " %d Phys", addl->proto_hdr.sas->base_hdr.num_phys); if (ses_elm_addlstatus_eip(addl->hdr)) sbuf_printf(sbp, " at Slot %d", addl->proto_hdr.sas->type0_eip.dev_slot_num); if (ses_elm_sas_type0_not_all_phys(addl->proto_hdr.sas)) sbuf_printf(sbp, ", Not All Phys"); sbuf_printf(sbp, "\n"); if (addl->proto_data.sasdev_phys == NULL) return; for (i = 0;i < addl->proto_hdr.sas->base_hdr.num_phys;i++) { phy = &addl->proto_data.sasdev_phys[i]; sbuf_printf(sbp, "%s: phy %d:", sesname, i); if (ses_elm_sas_dev_phy_sata_dev(phy)) /* Spec says all other fields are specific values */ sbuf_printf(sbp, " SATA device\n"); else { sbuf_printf(sbp, " SAS device type %d id %d\n", ses_elm_sas_dev_phy_dev_type(phy), phy->phy_id); sbuf_printf(sbp, "%s: phy %d: protocols:", sesname, i); SES_PRINT_PORTS(phy->initiator_ports, "Initiator"); SES_PRINT_PORTS(phy->target_ports, "Target"); sbuf_printf(sbp, "\n"); } sbuf_printf(sbp, "%s: phy %d: parent %jx addr %jx\n", sesname, i, (uintmax_t)scsi_8btou64(phy->parent_addr), (uintmax_t)scsi_8btou64(phy->phy_addr)); } } #undef SES_PRINT_PORTS /** * \brief Report whether a given enclosure object is an expander. * * \param enc SES softc associated with object. * \param obj Enclosure object to report for. * * \return 1 if true, 0 otherwise. */ static int ses_obj_is_expander(enc_softc_t *enc, enc_element_t *obj) { return (obj->enctype == ELMTYP_SAS_EXP); } /** * \brief Print the additional element status data for this object, for SAS * type 1 objects. See SES2 r20 Sections 6.1.13.3.3 and 6.1.13.3.4. * * \param enc SES enclosure, needed for type identification. * \param sesname SES device name associated with the object. * \param sbp Sbuf to print to. * \param obj The object to print the data for. * \param periph_name Peripheral string associated with the object. */ static void ses_print_addl_data_sas_type1(enc_softc_t *enc, char *sesname, struct sbuf *sbp, enc_element_t *obj, char *periph_name) { int i, num_phys; ses_element_t *elmpriv; struct ses_addl_status *addl; struct ses_elm_sas_expander_phy *exp_phy; struct ses_elm_sas_port_phy *port_phy; elmpriv = obj->elm_private; addl = &(elmpriv->addl); if (addl->proto_hdr.sas == NULL) return; sbuf_printf(sbp, "%s: %s: SAS ", sesname, periph_name); if (ses_obj_is_expander(enc, obj)) { num_phys = addl->proto_hdr.sas->base_hdr.num_phys; sbuf_printf(sbp, "Expander: %d Phys", num_phys); if (addl->proto_data.sasexp_phys == NULL) return; for (i = 0;i < num_phys;i++) { exp_phy = &addl->proto_data.sasexp_phys[i]; sbuf_printf(sbp, "%s: phy %d: connector %d other %d\n", sesname, i, exp_phy->connector_index, exp_phy->other_index); } } else { num_phys = addl->proto_hdr.sas->base_hdr.num_phys; sbuf_printf(sbp, "Port: %d Phys", num_phys); if (addl->proto_data.sasport_phys == NULL) return; for (i = 0;i < num_phys;i++) { port_phy = &addl->proto_data.sasport_phys[i]; sbuf_printf(sbp, "%s: phy %d: id %d connector %d other %d\n", sesname, i, port_phy->phy_id, port_phy->connector_index, port_phy->other_index); sbuf_printf(sbp, "%s: phy %d: addr %jx\n", sesname, i, (uintmax_t)scsi_8btou64(port_phy->phy_addr)); } } } /** * \brief Print the additional element status data for this object. * * \param enc SES softc associated with the object. * \param obj The object to print the data for. */ static void ses_print_addl_data(enc_softc_t *enc, enc_element_t *obj) { ses_element_t *elmpriv; struct ses_addl_status *addl; struct sbuf sesname, name, out; elmpriv = obj->elm_private; if (elmpriv == NULL) return; addl = &(elmpriv->addl); if (addl->hdr == NULL) return; sbuf_new(&sesname, NULL, 16, SBUF_AUTOEXTEND); sbuf_new(&name, NULL, 16, SBUF_AUTOEXTEND); sbuf_new(&out, NULL, 512, SBUF_AUTOEXTEND); ses_paths_iter(enc, obj, ses_elmdevname_callback, &name); if (sbuf_len(&name) == 0) sbuf_printf(&name, "(none)"); sbuf_finish(&name); sbuf_printf(&sesname, "%s%d", enc->periph->periph_name, enc->periph->unit_number); sbuf_finish(&sesname); if (elmpriv->descr != NULL) sbuf_printf(&out, "%s: %s: Element descriptor: '%s'\n", sbuf_data(&sesname), sbuf_data(&name), elmpriv->descr); switch(ses_elm_addlstatus_proto(addl->hdr)) { case SPSP_PROTO_SAS: switch(ses_elm_sas_descr_type(addl->proto_hdr.sas)) { case SES_SASOBJ_TYPE_SLOT: ses_print_addl_data_sas_type0(sbuf_data(&sesname), &out, obj, sbuf_data(&name)); break; case SES_SASOBJ_TYPE_OTHER: ses_print_addl_data_sas_type1(enc, sbuf_data(&sesname), &out, obj, sbuf_data(&name)); break; default: break; } break; case SPSP_PROTO_FC: /* stubbed for now */ break; default: break; } sbuf_finish(&out); printf("%s", sbuf_data(&out)); sbuf_delete(&out); sbuf_delete(&name); sbuf_delete(&sesname); } /** * \brief Update the softc with the additional element status data for this * object, for SAS type 0 objects. * * \param enc SES softc to be updated. * \param buf The additional element status response buffer. * \param bufsiz Size of the response buffer. * \param eip The EIP bit value. * \param nobj Number of objects attached to the SES softc. * * \return 0 on success, errno otherwise. */ static int ses_get_elm_addlstatus_sas_type0(enc_softc_t *enc, enc_cache_t *enc_cache, uint8_t *buf, int bufsiz, int eip, int nobj) { int err, offset, physz; enc_element_t *obj; ses_element_t *elmpriv; struct ses_addl_status *addl; err = offset = 0; /* basic object setup */ obj = &(enc_cache->elm_map[nobj]); elmpriv = obj->elm_private; addl = &(elmpriv->addl); addl->proto_hdr.sas = (union ses_elm_sas_hdr *)&buf[offset]; /* Don't assume this object has any phys */ bzero(&addl->proto_data, sizeof(addl->proto_data)); if (addl->proto_hdr.sas->base_hdr.num_phys == 0) goto out; /* Skip forward to the phy list */ if (eip) offset += sizeof(struct ses_elm_sas_type0_eip_hdr); else offset += sizeof(struct ses_elm_sas_type0_base_hdr); /* Make sure the phy list fits in the buffer */ physz = addl->proto_hdr.sas->base_hdr.num_phys; physz *= sizeof(struct ses_elm_sas_device_phy); if (physz > (bufsiz - offset + 4)) { ENC_VLOG(enc, "Element %d Device Phy List Beyond End Of Buffer\n", nobj); err = EIO; goto out; } /* Point to the phy list */ addl->proto_data.sasdev_phys = (struct ses_elm_sas_device_phy *)&buf[offset]; out: return (err); } /** * \brief Update the softc with the additional element status data for this * object, for SAS type 1 objects. * * \param enc SES softc to be updated. * \param buf The additional element status response buffer. * \param bufsiz Size of the response buffer. * \param eip The EIP bit value. * \param nobj Number of objects attached to the SES softc. * * \return 0 on success, errno otherwise. */ static int ses_get_elm_addlstatus_sas_type1(enc_softc_t *enc, enc_cache_t *enc_cache, uint8_t *buf, int bufsiz, int eip, int nobj) { int err, offset, physz; enc_element_t *obj; ses_element_t *elmpriv; struct ses_addl_status *addl; err = offset = 0; /* basic object setup */ obj = &(enc_cache->elm_map[nobj]); elmpriv = obj->elm_private; addl = &(elmpriv->addl); addl->proto_hdr.sas = (union ses_elm_sas_hdr *)&buf[offset]; /* Don't assume this object has any phys */ bzero(&addl->proto_data, sizeof(addl->proto_data)); if (addl->proto_hdr.sas->base_hdr.num_phys == 0) goto out; /* Process expanders differently from other type1 cases */ if (ses_obj_is_expander(enc, obj)) { offset += sizeof(struct ses_elm_sas_type1_expander_hdr); physz = addl->proto_hdr.sas->base_hdr.num_phys * sizeof(struct ses_elm_sas_expander_phy); if (physz > (bufsiz - offset)) { ENC_VLOG(enc, "Element %d: Expander Phy List Beyond " "End Of Buffer\n", nobj); err = EIO; goto out; } addl->proto_data.sasexp_phys = (struct ses_elm_sas_expander_phy *)&buf[offset]; } else { offset += sizeof(struct ses_elm_sas_type1_nonexpander_hdr); physz = addl->proto_hdr.sas->base_hdr.num_phys * sizeof(struct ses_elm_sas_port_phy); if (physz > (bufsiz - offset + 4)) { ENC_VLOG(enc, "Element %d: Port Phy List Beyond End " "Of Buffer\n", nobj); err = EIO; goto out; } addl->proto_data.sasport_phys = (struct ses_elm_sas_port_phy *)&buf[offset]; } out: return (err); } /** * \brief Update the softc with the additional element status data for this * object, for SAS objects. * * \param enc SES softc to be updated. * \param buf The additional element status response buffer. * \param bufsiz Size of the response buffer. * \param eip The EIP bit value. * \param tidx Type index for this object. * \param nobj Number of objects attached to the SES softc. * * \return 0 on success, errno otherwise. */ static int ses_get_elm_addlstatus_sas(enc_softc_t *enc, enc_cache_t *enc_cache, uint8_t *buf, int bufsiz, int eip, int tidx, int nobj) { int dtype, err; ses_cache_t *ses_cache; union ses_elm_sas_hdr *hdr; /* Need to be able to read the descriptor type! */ if (bufsiz < sizeof(union ses_elm_sas_hdr)) { err = EIO; goto out; } ses_cache = enc_cache->private; hdr = (union ses_elm_sas_hdr *)buf; dtype = ses_elm_sas_descr_type(hdr); switch(dtype) { case SES_SASOBJ_TYPE_SLOT: switch(ses_cache->ses_types[tidx].hdr->etype_elm_type) { case ELMTYP_DEVICE: case ELMTYP_ARRAY_DEV: break; default: ENC_VLOG(enc, "Element %d has Additional Status type 0, " "invalid for SES element type 0x%x\n", nobj, ses_cache->ses_types[tidx].hdr->etype_elm_type); err = ENODEV; goto out; } err = ses_get_elm_addlstatus_sas_type0(enc, enc_cache, buf, bufsiz, eip, nobj); break; case SES_SASOBJ_TYPE_OTHER: switch(ses_cache->ses_types[tidx].hdr->etype_elm_type) { case ELMTYP_SAS_EXP: case ELMTYP_SCSI_INI: case ELMTYP_SCSI_TGT: case ELMTYP_ESCC: break; default: ENC_VLOG(enc, "Element %d has Additional Status type 1, " "invalid for SES element type 0x%x\n", nobj, ses_cache->ses_types[tidx].hdr->etype_elm_type); err = ENODEV; goto out; } err = ses_get_elm_addlstatus_sas_type1(enc, enc_cache, buf, bufsiz, eip, nobj); break; default: ENC_VLOG(enc, "Element %d of type 0x%x has Additional Status " "of unknown type 0x%x\n", nobj, ses_cache->ses_types[tidx].hdr->etype_elm_type, dtype); err = ENODEV; break; } out: return (err); } static void ses_softc_invalidate(enc_softc_t *enc) { ses_softc_t *ses; ses = enc->enc_private; ses_terminate_control_requests(&ses->ses_requests, ENXIO); } static void ses_softc_cleanup(enc_softc_t *enc) { ses_cache_free(enc, &enc->enc_cache); ses_cache_free(enc, &enc->enc_daemon_cache); ENC_FREE_AND_NULL(enc->enc_private); ENC_FREE_AND_NULL(enc->enc_cache.private); ENC_FREE_AND_NULL(enc->enc_daemon_cache.private); } static int ses_init_enc(enc_softc_t *enc) { return (0); } static int ses_get_enc_status(enc_softc_t *enc, int slpflag) { /* Automatically updated, caller checks enc_cache->encstat itself */ return (0); } static int ses_set_enc_status(enc_softc_t *enc, uint8_t encstat, int slpflag) { ses_control_request_t req; ses_softc_t *ses; ses = enc->enc_private; req.elm_idx = SES_SETSTATUS_ENC_IDX; req.elm_stat.comstatus = encstat & 0xf; TAILQ_INSERT_TAIL(&ses->ses_requests, &req, links); enc_update_request(enc, SES_PROCESS_CONTROL_REQS); cam_periph_sleep(enc->periph, &req, PUSER, "encstat", 0); return (req.result); } static int ses_get_elm_status(enc_softc_t *enc, encioc_elm_status_t *elms, int slpflag) { unsigned int i = elms->elm_idx; memcpy(elms->cstat, &enc->enc_cache.elm_map[i].encstat, 4); return (0); } static int ses_set_elm_status(enc_softc_t *enc, encioc_elm_status_t *elms, int slpflag) { ses_control_request_t req; ses_softc_t *ses; /* If this is clear, we don't do diddly. */ if ((elms->cstat[0] & SESCTL_CSEL) == 0) return (0); ses = enc->enc_private; req.elm_idx = elms->elm_idx; memcpy(&req.elm_stat, elms->cstat, sizeof(req.elm_stat)); TAILQ_INSERT_TAIL(&ses->ses_requests, &req, links); enc_update_request(enc, SES_PROCESS_CONTROL_REQS); cam_periph_sleep(enc->periph, &req, PUSER, "encstat", 0); return (req.result); } static int ses_get_elm_desc(enc_softc_t *enc, encioc_elm_desc_t *elmd) { int i = (int)elmd->elm_idx; ses_element_t *elmpriv; /* Assume caller has already checked obj_id validity */ elmpriv = enc->enc_cache.elm_map[i].elm_private; /* object might not have a descriptor */ if (elmpriv == NULL || elmpriv->descr == NULL) { elmd->elm_desc_len = 0; return (0); } if (elmd->elm_desc_len > elmpriv->descr_len) elmd->elm_desc_len = elmpriv->descr_len; copyout(elmpriv->descr, elmd->elm_desc_str, elmd->elm_desc_len); return (0); } /** * \brief Respond to ENCIOC_GETELMDEVNAME, providing a device name for the * given object id if one is available. * * \param enc SES softc to examine. * \param objdn ioctl structure to read/write device name info. * * \return 0 on success, errno otherwise. */ static int ses_get_elm_devnames(enc_softc_t *enc, encioc_elm_devnames_t *elmdn) { struct sbuf sb; int len; len = elmdn->elm_names_size; if (len < 0) return (EINVAL); sbuf_new(&sb, elmdn->elm_devnames, len, 0); cam_periph_unlock(enc->periph); ses_paths_iter(enc, &enc->enc_cache.elm_map[elmdn->elm_idx], ses_elmdevname_callback, &sb); sbuf_finish(&sb); elmdn->elm_names_len = sbuf_len(&sb); cam_periph_lock(enc->periph); return (elmdn->elm_names_len > 0 ? 0 : ENODEV); } /** * \brief Send a string to the primary subenclosure using the String Out * SES diagnostic page. * * \param enc SES enclosure to run the command on. * \param sstr SES string structure to operate on * \param ioc Ioctl being performed * * \return 0 on success, errno otherwise. */ static int ses_handle_string(enc_softc_t *enc, encioc_string_t *sstr, int ioc) { int amt, payload, ret; char cdb[6]; uint8_t *buf; /* Implement SES2r20 6.1.6 */ if (sstr->bufsiz > 0xffff) return (EINVAL); /* buffer size too large */ if (ioc == ENCIOC_SETSTRING) { payload = sstr->bufsiz + 4; /* header for SEND DIAGNOSTIC */ amt = 0 - payload; buf = ENC_MALLOC(payload); if (buf == NULL) return ENOMEM; ses_page_cdb(cdb, payload, 0, CAM_DIR_OUT); /* Construct the page request */ buf[0] = SesStringOut; buf[1] = 0; buf[2] = sstr->bufsiz >> 8; buf[3] = sstr->bufsiz & 0xff; memcpy(&buf[4], sstr->buf, sstr->bufsiz); } else if (ioc == ENCIOC_GETSTRING) { payload = sstr->bufsiz; amt = payload; ses_page_cdb(cdb, payload, SesStringIn, CAM_DIR_IN); buf = sstr->buf; } else return EINVAL; ret = enc_runcmd(enc, cdb, 6, buf, &amt); if (ioc == ENCIOC_SETSTRING) ENC_FREE(buf); return ret; } /** * \invariant Called with cam_periph mutex held. */ static void ses_poll_status(enc_softc_t *enc) { ses_softc_t *ses; ses = enc->enc_private; enc_update_request(enc, SES_UPDATE_GETSTATUS); if (ses->ses_flags & SES_FLAG_ADDLSTATUS) enc_update_request(enc, SES_UPDATE_GETELMADDLSTATUS); } /** * \brief Notification received when CAM detects a new device in the * SCSI domain in which this SEP resides. * * \param enc SES enclosure instance. */ static void ses_device_found(enc_softc_t *enc) { ses_poll_status(enc); enc_update_request(enc, SES_PUBLISH_PHYSPATHS); } static struct enc_vec ses_enc_vec = { .softc_invalidate = ses_softc_invalidate, .softc_cleanup = ses_softc_cleanup, .init_enc = ses_init_enc, .get_enc_status = ses_get_enc_status, .set_enc_status = ses_set_enc_status, .get_elm_status = ses_get_elm_status, .set_elm_status = ses_set_elm_status, .get_elm_desc = ses_get_elm_desc, .get_elm_devnames = ses_get_elm_devnames, .handle_string = ses_handle_string, .device_found = ses_device_found, .poll_status = ses_poll_status }; /** * \brief Initialize a new SES instance. * * \param enc SES softc structure to set up the instance in. * \param doinit Do the initialization (see main driver). * * \return 0 on success, errno otherwise. */ int ses_softc_init(enc_softc_t *enc) { ses_softc_t *ses_softc; CAM_DEBUG(enc->periph->path, CAM_DEBUG_SUBTRACE, ("entering enc_softc_init(%p)\n", enc)); enc->enc_vec = ses_enc_vec; enc->enc_fsm_states = enc_fsm_states; if (enc->enc_private == NULL) enc->enc_private = ENC_MALLOCZ(sizeof(ses_softc_t)); if (enc->enc_cache.private == NULL) enc->enc_cache.private = ENC_MALLOCZ(sizeof(ses_cache_t)); if (enc->enc_daemon_cache.private == NULL) enc->enc_daemon_cache.private = ENC_MALLOCZ(sizeof(ses_cache_t)); if (enc->enc_private == NULL || enc->enc_cache.private == NULL || enc->enc_daemon_cache.private == NULL) { ENC_FREE_AND_NULL(enc->enc_private); ENC_FREE_AND_NULL(enc->enc_cache.private); ENC_FREE_AND_NULL(enc->enc_daemon_cache.private); return (ENOMEM); } ses_softc = enc->enc_private; TAILQ_INIT(&ses_softc->ses_requests); TAILQ_INIT(&ses_softc->ses_pending_requests); enc_update_request(enc, SES_UPDATE_PAGES); // XXX: Move this to the FSM so it doesn't hang init if (0) (void) ses_set_timed_completion(enc, 1); return (0); } diff --git a/sys/geom/geom_disk.c b/sys/geom/geom_disk.c index b645040bc792..a9f70481a2cd 100644 --- a/sys/geom/geom_disk.c +++ b/sys/geom/geom_disk.c @@ -1,746 +1,769 @@ /*- * Copyright (c) 2002 Poul-Henning Kamp * Copyright (c) 2002 Networks Associates Technology, Inc. * All rights reserved. * * This software was developed for the FreeBSD Project by Poul-Henning Kamp * and NAI Labs, the Security Research Division of Network Associates, Inc. * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the * DARPA CHATS research program. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The names of the authors may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include "opt_geom.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include struct g_disk_softc { struct mtx done_mtx; struct disk *dp; struct sysctl_ctx_list sysctl_ctx; struct sysctl_oid *sysctl_tree; char led[64]; uint32_t state; }; static g_access_t g_disk_access; static g_start_t g_disk_start; static g_ioctl_t g_disk_ioctl; static g_dumpconf_t g_disk_dumpconf; static g_provgone_t g_disk_providergone; static struct g_class g_disk_class = { .name = G_DISK_CLASS_NAME, .version = G_VERSION, .start = g_disk_start, .access = g_disk_access, .ioctl = g_disk_ioctl, .providergone = g_disk_providergone, .dumpconf = g_disk_dumpconf, }; SYSCTL_DECL(_kern_geom); static SYSCTL_NODE(_kern_geom, OID_AUTO, disk, CTLFLAG_RW, 0, "GEOM_DISK stuff"); DECLARE_GEOM_CLASS(g_disk_class, g_disk); static void __inline g_disk_lock_giant(struct disk *dp) { if (dp->d_flags & DISKFLAG_NEEDSGIANT) mtx_lock(&Giant); } static void __inline g_disk_unlock_giant(struct disk *dp) { if (dp->d_flags & DISKFLAG_NEEDSGIANT) mtx_unlock(&Giant); } static int g_disk_access(struct g_provider *pp, int r, int w, int e) { struct disk *dp; struct g_disk_softc *sc; int error; g_trace(G_T_ACCESS, "g_disk_access(%s, %d, %d, %d)", pp->name, r, w, e); g_topology_assert(); sc = pp->private; if (sc == NULL || (dp = sc->dp) == NULL || dp->d_destroyed) { /* * Allow decreasing access count even if disk is not * avaliable anymore. */ if (r <= 0 && w <= 0 && e <= 0) return (0); return (ENXIO); } r += pp->acr; w += pp->acw; e += pp->ace; error = 0; if ((pp->acr + pp->acw + pp->ace) == 0 && (r + w + e) > 0) { if (dp->d_open != NULL) { g_disk_lock_giant(dp); error = dp->d_open(dp); if (bootverbose && error != 0) printf("Opened disk %s -> %d\n", pp->name, error); g_disk_unlock_giant(dp); if (error != 0) return (error); } pp->mediasize = dp->d_mediasize; pp->sectorsize = dp->d_sectorsize; if (dp->d_maxsize == 0) { printf("WARNING: Disk drive %s%d has no d_maxsize\n", dp->d_name, dp->d_unit); dp->d_maxsize = DFLTPHYS; } if (dp->d_flags & DISKFLAG_CANDELETE) { if (bootverbose && dp->d_delmaxsize == 0) { printf("WARNING: Disk drive %s%d has no d_delmaxsize\n", dp->d_name, dp->d_unit); dp->d_delmaxsize = dp->d_maxsize; } } else { dp->d_delmaxsize = 0; } pp->stripeoffset = dp->d_stripeoffset; pp->stripesize = dp->d_stripesize; dp->d_flags |= DISKFLAG_OPEN; } else if ((pp->acr + pp->acw + pp->ace) > 0 && (r + w + e) == 0) { if (dp->d_close != NULL) { g_disk_lock_giant(dp); error = dp->d_close(dp); if (error != 0) printf("Closed disk %s -> %d\n", pp->name, error); g_disk_unlock_giant(dp); } sc->state = G_STATE_ACTIVE; if (sc->led[0] != 0) led_set(sc->led, "0"); dp->d_flags &= ~DISKFLAG_OPEN; } return (error); } static void g_disk_kerneldump(struct bio *bp, struct disk *dp) { struct g_kerneldump *gkd; struct g_geom *gp; gkd = (struct g_kerneldump*)bp->bio_data; gp = bp->bio_to->geom; g_trace(G_T_TOPOLOGY, "g_disk_kernedump(%s, %jd, %jd)", gp->name, (intmax_t)gkd->offset, (intmax_t)gkd->length); if (dp->d_dump == NULL) { g_io_deliver(bp, ENODEV); return; } gkd->di.dumper = dp->d_dump; gkd->di.priv = dp; gkd->di.blocksize = dp->d_sectorsize; gkd->di.maxiosize = dp->d_maxsize; gkd->di.mediaoffset = gkd->offset; if ((gkd->offset + gkd->length) > dp->d_mediasize) gkd->length = dp->d_mediasize - gkd->offset; gkd->di.mediasize = gkd->length; g_io_deliver(bp, 0); } static void g_disk_setstate(struct bio *bp, struct g_disk_softc *sc) { const char *cmd; memcpy(&sc->state, bp->bio_data, sizeof(sc->state)); if (sc->led[0] != 0) { switch (sc->state) { case G_STATE_FAILED: cmd = "1"; break; case G_STATE_REBUILD: cmd = "f5"; break; case G_STATE_RESYNC: cmd = "f1"; break; default: cmd = "0"; break; } led_set(sc->led, cmd); } g_io_deliver(bp, 0); } static void g_disk_done(struct bio *bp) { struct bio *bp2; struct g_disk_softc *sc; /* See "notes" for why we need a mutex here */ /* XXX: will witness accept a mix of Giant/unGiant drivers here ? */ bp2 = bp->bio_parent; sc = bp2->bio_to->private; bp->bio_completed = bp->bio_length - bp->bio_resid; mtx_lock(&sc->done_mtx); if (bp2->bio_error == 0) bp2->bio_error = bp->bio_error; bp2->bio_completed += bp->bio_completed; if ((bp->bio_cmd & (BIO_READ|BIO_WRITE|BIO_DELETE)) != 0) devstat_end_transaction_bio(sc->dp->d_devstat, bp); g_destroy_bio(bp); bp2->bio_inbed++; if (bp2->bio_children == bp2->bio_inbed) { bp2->bio_resid = bp2->bio_bcount - bp2->bio_completed; g_io_deliver(bp2, bp2->bio_error); } mtx_unlock(&sc->done_mtx); } static int g_disk_ioctl(struct g_provider *pp, u_long cmd, void * data, int fflag, struct thread *td) { struct disk *dp; struct g_disk_softc *sc; int error; sc = pp->private; dp = sc->dp; if (dp->d_ioctl == NULL) return (ENOIOCTL); g_disk_lock_giant(dp); error = dp->d_ioctl(dp, cmd, data, fflag, td); g_disk_unlock_giant(dp); return (error); } static void g_disk_start(struct bio *bp) { struct bio *bp2, *bp3; struct disk *dp; struct g_disk_softc *sc; int error; off_t off; sc = bp->bio_to->private; if (sc == NULL || (dp = sc->dp) == NULL || dp->d_destroyed) { g_io_deliver(bp, ENXIO); return; } error = EJUSTRETURN; switch(bp->bio_cmd) { case BIO_DELETE: if (!(dp->d_flags & DISKFLAG_CANDELETE)) { error = EOPNOTSUPP; break; } /* fall-through */ case BIO_READ: case BIO_WRITE: off = 0; bp3 = NULL; bp2 = g_clone_bio(bp); if (bp2 == NULL) { error = ENOMEM; break; } do { off_t d_maxsize; d_maxsize = (bp->bio_cmd == BIO_DELETE) ? dp->d_delmaxsize : dp->d_maxsize; bp2->bio_offset += off; bp2->bio_length -= off; if ((bp->bio_flags & BIO_UNMAPPED) == 0) { bp2->bio_data += off; } else { KASSERT((dp->d_flags & DISKFLAG_UNMAPPED_BIO) != 0, ("unmapped bio not supported by disk %s", dp->d_name)); bp2->bio_ma += off / PAGE_SIZE; bp2->bio_ma_offset += off; bp2->bio_ma_offset %= PAGE_SIZE; bp2->bio_ma_n -= off / PAGE_SIZE; } if (bp2->bio_length > d_maxsize) { /* * XXX: If we have a stripesize we should really * use it here. Care should be taken in the delete * case if this is done as deletes can be very * sensitive to size given how they are processed. */ bp2->bio_length = d_maxsize; if ((bp->bio_flags & BIO_UNMAPPED) != 0) { bp2->bio_ma_n = howmany( bp2->bio_ma_offset + bp2->bio_length, PAGE_SIZE); } off += d_maxsize; /* * To avoid a race, we need to grab the next bio * before we schedule this one. See "notes". */ bp3 = g_clone_bio(bp); if (bp3 == NULL) bp->bio_error = ENOMEM; } bp2->bio_done = g_disk_done; bp2->bio_pblkno = bp2->bio_offset / dp->d_sectorsize; bp2->bio_bcount = bp2->bio_length; bp2->bio_disk = dp; devstat_start_transaction_bio(dp->d_devstat, bp2); g_disk_lock_giant(dp); dp->d_strategy(bp2); g_disk_unlock_giant(dp); bp2 = bp3; bp3 = NULL; } while (bp2 != NULL); break; case BIO_GETATTR: /* Give the driver a chance to override */ if (dp->d_getattr != NULL) { if (bp->bio_disk == NULL) bp->bio_disk = dp; error = dp->d_getattr(bp); if (error != -1) break; error = EJUSTRETURN; } if (g_handleattr_int(bp, "GEOM::candelete", (dp->d_flags & DISKFLAG_CANDELETE) != 0)) break; else if (g_handleattr_int(bp, "GEOM::fwsectors", dp->d_fwsectors)) break; else if (g_handleattr_int(bp, "GEOM::fwheads", dp->d_fwheads)) break; else if (g_handleattr_off_t(bp, "GEOM::frontstuff", 0)) break; else if (g_handleattr_str(bp, "GEOM::ident", dp->d_ident)) break; else if (g_handleattr(bp, "GEOM::hba_vendor", &dp->d_hba_vendor, 2)) break; else if (g_handleattr(bp, "GEOM::hba_device", &dp->d_hba_device, 2)) break; else if (g_handleattr(bp, "GEOM::hba_subvendor", &dp->d_hba_subvendor, 2)) break; else if (g_handleattr(bp, "GEOM::hba_subdevice", &dp->d_hba_subdevice, 2)) break; else if (!strcmp(bp->bio_attribute, "GEOM::kerneldump")) g_disk_kerneldump(bp, dp); else if (!strcmp(bp->bio_attribute, "GEOM::setstate")) g_disk_setstate(bp, sc); else error = ENOIOCTL; break; case BIO_FLUSH: g_trace(G_T_BIO, "g_disk_flushcache(%s)", bp->bio_to->name); if (!(dp->d_flags & DISKFLAG_CANFLUSHCACHE)) { error = EOPNOTSUPP; break; } bp2 = g_clone_bio(bp); if (bp2 == NULL) { g_io_deliver(bp, ENOMEM); return; } bp2->bio_done = g_disk_done; bp2->bio_disk = dp; g_disk_lock_giant(dp); dp->d_strategy(bp2); g_disk_unlock_giant(dp); break; default: error = EOPNOTSUPP; break; } if (error != EJUSTRETURN) g_io_deliver(bp, error); return; } static void g_disk_dumpconf(struct sbuf *sb, const char *indent, struct g_geom *gp, struct g_consumer *cp, struct g_provider *pp) { + struct bio *bp; struct disk *dp; struct g_disk_softc *sc; + char *buf; + int res = 0; sc = gp->softc; if (sc == NULL || (dp = sc->dp) == NULL) return; if (indent == NULL) { sbuf_printf(sb, " hd %u", dp->d_fwheads); sbuf_printf(sb, " sc %u", dp->d_fwsectors); return; } if (pp != NULL) { sbuf_printf(sb, "%s%u\n", indent, dp->d_fwheads); sbuf_printf(sb, "%s%u\n", indent, dp->d_fwsectors); - sbuf_printf(sb, "%s%s\n", indent, dp->d_ident); + if (dp->d_getattr != NULL) { + buf = g_malloc(DISK_IDENT_SIZE, M_WAITOK); + bp = g_alloc_bio(); + bp->bio_disk = dp; + bp->bio_attribute = "GEOM::ident"; + bp->bio_length = DISK_IDENT_SIZE; + bp->bio_data = buf; + res = dp->d_getattr(bp); + sbuf_printf(sb, "%s%s\n", indent, + res == 0 ? buf: dp->d_ident); + bp->bio_attribute = "GEOM::lunid"; + bp->bio_length = DISK_IDENT_SIZE; + bp->bio_data = buf; + if (dp->d_getattr(bp) == 0) + sbuf_printf(sb, "%s%s\n", + indent, buf); + g_destroy_bio(bp); + g_free(buf); + } else + sbuf_printf(sb, "%s%s\n", indent, + dp->d_ident); sbuf_printf(sb, "%s%s\n", indent, dp->d_descr); } } static void g_disk_resize(void *ptr, int flag) { struct disk *dp; struct g_geom *gp; struct g_provider *pp; if (flag == EV_CANCEL) return; g_topology_assert(); dp = ptr; gp = dp->d_geom; if (dp->d_destroyed || gp == NULL) return; LIST_FOREACH(pp, &gp->provider, provider) { if (pp->sectorsize != 0 && pp->sectorsize != dp->d_sectorsize) g_wither_provider(pp, ENXIO); else g_resize_provider(pp, dp->d_mediasize); } } static void g_disk_create(void *arg, int flag) { struct g_geom *gp; struct g_provider *pp; struct disk *dp; struct g_disk_softc *sc; char tmpstr[80]; if (flag == EV_CANCEL) return; g_topology_assert(); dp = arg; sc = g_malloc(sizeof(*sc), M_WAITOK | M_ZERO); mtx_init(&sc->done_mtx, "g_disk_done", NULL, MTX_DEF); sc->dp = dp; gp = g_new_geomf(&g_disk_class, "%s%d", dp->d_name, dp->d_unit); gp->softc = sc; pp = g_new_providerf(gp, "%s", gp->name); pp->mediasize = dp->d_mediasize; pp->sectorsize = dp->d_sectorsize; pp->stripeoffset = dp->d_stripeoffset; pp->stripesize = dp->d_stripesize; if ((dp->d_flags & DISKFLAG_UNMAPPED_BIO) != 0) pp->flags |= G_PF_ACCEPT_UNMAPPED; if (bootverbose) printf("GEOM: new disk %s\n", gp->name); sysctl_ctx_init(&sc->sysctl_ctx); snprintf(tmpstr, sizeof(tmpstr), "GEOM disk %s", gp->name); sc->sysctl_tree = SYSCTL_ADD_NODE(&sc->sysctl_ctx, SYSCTL_STATIC_CHILDREN(_kern_geom_disk), OID_AUTO, gp->name, CTLFLAG_RD, 0, tmpstr); if (sc->sysctl_tree != NULL) { snprintf(tmpstr, sizeof(tmpstr), "kern.geom.disk.%s.led", gp->name); TUNABLE_STR_FETCH(tmpstr, sc->led, sizeof(sc->led)); SYSCTL_ADD_STRING(&sc->sysctl_ctx, SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, "led", CTLFLAG_RW | CTLFLAG_TUN, sc->led, sizeof(sc->led), "LED name"); } pp->private = sc; dp->d_geom = gp; g_error_provider(pp, 0); } /* * We get this callback after all of the consumers have gone away, and just * before the provider is freed. If the disk driver provided a d_gone * callback, let them know that it is okay to free resources -- they won't * be getting any more accesses from GEOM. */ static void g_disk_providergone(struct g_provider *pp) { struct disk *dp; struct g_disk_softc *sc; sc = (struct g_disk_softc *)pp->private; dp = sc->dp; if (dp != NULL && dp->d_gone != NULL) dp->d_gone(dp); if (sc->sysctl_tree != NULL) { sysctl_ctx_free(&sc->sysctl_ctx); sc->sysctl_tree = NULL; } if (sc->led[0] != 0) { led_set(sc->led, "0"); sc->led[0] = 0; } pp->private = NULL; pp->geom->softc = NULL; mtx_destroy(&sc->done_mtx); g_free(sc); } static void g_disk_destroy(void *ptr, int flag) { struct disk *dp; struct g_geom *gp; struct g_disk_softc *sc; g_topology_assert(); dp = ptr; gp = dp->d_geom; if (gp != NULL) { sc = gp->softc; if (sc != NULL) sc->dp = NULL; dp->d_geom = NULL; g_wither_geom(gp, ENXIO); } g_free(dp); } /* * We only allow printable characters in disk ident, * the rest is converted to 'x'. */ static void g_disk_ident_adjust(char *ident, size_t size) { char *p, tmp[4], newid[DISK_IDENT_SIZE]; newid[0] = '\0'; for (p = ident; *p != '\0'; p++) { if (isprint(*p)) { tmp[0] = *p; tmp[1] = '\0'; } else { snprintf(tmp, sizeof(tmp), "x%02hhx", *(unsigned char *)p); } if (strlcat(newid, tmp, sizeof(newid)) >= sizeof(newid)) break; } bzero(ident, size); strlcpy(ident, newid, size); } struct disk * disk_alloc(void) { return (g_malloc(sizeof(struct disk), M_WAITOK | M_ZERO)); } void disk_create(struct disk *dp, int version) { if (version != DISK_VERSION_02) { printf("WARNING: Attempt to add disk %s%d %s", dp->d_name, dp->d_unit, " using incompatible ABI version of disk(9)\n"); printf("WARNING: Ignoring disk %s%d\n", dp->d_name, dp->d_unit); return; } KASSERT(dp->d_strategy != NULL, ("disk_create need d_strategy")); KASSERT(dp->d_name != NULL, ("disk_create need d_name")); KASSERT(*dp->d_name != 0, ("disk_create need d_name")); KASSERT(strlen(dp->d_name) < SPECNAMELEN - 4, ("disk name too long")); if (dp->d_devstat == NULL) dp->d_devstat = devstat_new_entry(dp->d_name, dp->d_unit, dp->d_sectorsize, DEVSTAT_ALL_SUPPORTED, DEVSTAT_TYPE_DIRECT, DEVSTAT_PRIORITY_MAX); dp->d_geom = NULL; g_disk_ident_adjust(dp->d_ident, sizeof(dp->d_ident)); g_post_event(g_disk_create, dp, M_WAITOK, dp, NULL); } void disk_destroy(struct disk *dp) { g_cancel_event(dp); dp->d_destroyed = 1; if (dp->d_devstat != NULL) devstat_remove_entry(dp->d_devstat); g_post_event(g_disk_destroy, dp, M_WAITOK, NULL); } void disk_gone(struct disk *dp) { struct g_geom *gp; struct g_provider *pp; gp = dp->d_geom; if (gp != NULL) { pp = LIST_FIRST(&gp->provider); if (pp != NULL) { KASSERT(LIST_NEXT(pp, provider) == NULL, ("geom %p has more than one provider", gp)); g_wither_provider(pp, ENXIO); } } } void disk_attr_changed(struct disk *dp, const char *attr, int flag) { struct g_geom *gp; struct g_provider *pp; gp = dp->d_geom; if (gp != NULL) LIST_FOREACH(pp, &gp->provider, provider) (void)g_attr_changed(pp, attr, flag); } void disk_media_changed(struct disk *dp, int flag) { struct g_geom *gp; struct g_provider *pp; gp = dp->d_geom; if (gp != NULL) { pp = LIST_FIRST(&gp->provider); if (pp != NULL) { KASSERT(LIST_NEXT(pp, provider) == NULL, ("geom %p has more than one provider", gp)); g_media_changed(pp, flag); } } } void disk_media_gone(struct disk *dp, int flag) { struct g_geom *gp; struct g_provider *pp; gp = dp->d_geom; if (gp != NULL) { pp = LIST_FIRST(&gp->provider); if (pp != NULL) { KASSERT(LIST_NEXT(pp, provider) == NULL, ("geom %p has more than one provider", gp)); g_media_gone(pp, flag); } } } int disk_resize(struct disk *dp, int flag) { if (dp->d_destroyed || dp->d_geom == NULL) return (0); return (g_post_event(g_disk_resize, dp, flag, NULL)); } static void g_kern_disks(void *p, int flag __unused) { struct sbuf *sb; struct g_geom *gp; char *sp; sb = p; sp = ""; g_topology_assert(); LIST_FOREACH(gp, &g_disk_class.geom, geom) { sbuf_printf(sb, "%s%s", sp, gp->name); sp = " "; } sbuf_finish(sb); } static int sysctl_disks(SYSCTL_HANDLER_ARGS) { int error; struct sbuf *sb; sb = sbuf_new_auto(); g_waitfor_event(g_kern_disks, sb, M_WAITOK, NULL); error = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1); sbuf_delete(sb); return error; } SYSCTL_PROC(_kern, OID_AUTO, disks, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, 0, sysctl_disks, "A", "names of available disks");