Index: head/sys/dev/isp/isp_freebsd.c =================================================================== --- head/sys/dev/isp/isp_freebsd.c (revision 315481) +++ head/sys/dev/isp/isp_freebsd.c (revision 315482) @@ -1,4571 +1,4559 @@ /*- * Copyright (c) 1997-2009 by Matthew Jacob * 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 immediately at the beginning of the file, without modification, * this list of conditions, and the following disclaimer. * 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. */ /* * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include MODULE_VERSION(isp, 1); MODULE_DEPEND(isp, cam, 1, 1, 1); int isp_announced = 0; int isp_loop_down_limit = 60; /* default loop down limit */ int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ int isp_gone_device_time = 30; /* grace time before reporting device lost */ static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; static void isp_freeze_loopdown(ispsoftc_t *, int); static void isp_loop_changed(ispsoftc_t *isp, int chan); static d_ioctl_t ispioctl; static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); static void isp_poll(struct cam_sim *); static timeout_t isp_watchdog; static timeout_t isp_gdt; static task_fn_t isp_gdt_task; static void isp_kthread(void *); static void isp_action(struct cam_sim *, union ccb *); static int isp_timer_count; static void isp_timer(void *); static struct cdevsw isp_cdevsw = { .d_version = D_VERSION, .d_ioctl = ispioctl, .d_name = "isp", }; static int isp_role_sysctl(SYSCTL_HANDLER_ARGS) { ispsoftc_t *isp = (ispsoftc_t *)arg1; int chan = arg2; int error, old, value; value = FCPARAM(isp, chan)->role; error = sysctl_handle_int(oidp, &value, 0, req); if ((error != 0) || (req->newptr == NULL)) return (error); if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) return (EINVAL); ISP_LOCK(isp); old = FCPARAM(isp, chan)->role; /* We don't allow target mode switch from here. */ value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); /* If nothing has changed -- we are done. */ if (value == old) { ISP_UNLOCK(isp); return (0); } /* Actually change the role. */ error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); ISP_UNLOCK(isp); return (error); } static int isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) { struct ccb_setasync csa; struct cam_sim *sim; struct cam_path *path; #ifdef ISP_TARGET_MODE int i; #endif /* * Construct our SIM entry. */ sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); if (sim == NULL) { return (ENOMEM); } ISP_LOCK(isp); if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { ISP_UNLOCK(isp); cam_sim_free(sim, FALSE); return (EIO); } ISP_UNLOCK(isp); if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { ISP_LOCK(isp); xpt_bus_deregister(cam_sim_path(sim)); ISP_UNLOCK(isp); cam_sim_free(sim, FALSE); return (ENXIO); } xpt_setup_ccb(&csa.ccb_h, path, 5); csa.ccb_h.func_code = XPT_SASYNC_CB; csa.event_enable = AC_LOST_DEVICE; csa.callback = isp_cam_async; csa.callback_arg = sim; ISP_LOCK(isp); xpt_action((union ccb *)&csa); ISP_UNLOCK(isp); if (IS_SCSI(isp)) { struct isp_spi *spi = ISP_SPI_PC(isp, chan); spi->sim = sim; spi->path = path; #ifdef ISP_TARGET_MODE TAILQ_INIT(&spi->waitq); STAILQ_INIT(&spi->ntfree); for (i = 0; i < ATPDPSIZE; i++) STAILQ_INSERT_TAIL(&spi->ntfree, &spi->ntpool[i], next); LIST_INIT(&spi->atfree); for (i = ATPDPSIZE-1; i >= 0; i--) LIST_INSERT_HEAD(&spi->atfree, &spi->atpool[i], next); for (i = 0; i < ATPDPHASHSIZE; i++) LIST_INIT(&spi->atused[i]); #endif } else { fcparam *fcp = FCPARAM(isp, chan); struct isp_fc *fc = ISP_FC_PC(isp, chan); struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); char name[16]; ISP_LOCK(isp); fc->sim = sim; fc->path = path; fc->isp = isp; fc->ready = 1; callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); #ifdef ISP_TARGET_MODE TAILQ_INIT(&fc->waitq); STAILQ_INIT(&fc->ntfree); for (i = 0; i < ATPDPSIZE; i++) STAILQ_INSERT_TAIL(&fc->ntfree, &fc->ntpool[i], next); LIST_INIT(&fc->atfree); for (i = ATPDPSIZE-1; i >= 0; i--) LIST_INSERT_HEAD(&fc->atfree, &fc->atpool[i], next); for (i = 0; i < ATPDPHASHSIZE; i++) LIST_INIT(&fc->atused[i]); #endif isp_loop_changed(isp, chan); ISP_UNLOCK(isp); if (kproc_create(isp_kthread, fc, &fc->kproc, 0, 0, "%s_%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { xpt_free_path(fc->path); ISP_LOCK(isp); xpt_bus_deregister(cam_sim_path(fc->sim)); ISP_UNLOCK(isp); cam_sim_free(fc->sim, FALSE); return (ENOMEM); } fc->num_threads += 1; if (chan > 0) { snprintf(name, sizeof(name), "chan%d", chan); tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); } SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, "World Wide Node Name"); SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, "World Wide Port Name"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, "Loop Down Limit"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, "Gone Device Time"); #if defined(ISP_TARGET_MODE) && defined(DEBUG) SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, "Cause a Lost Frame on a Read"); #endif SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, isp_role_sysctl, "I", "Current role"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, "Connection speed in gigabits"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, "Link state"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, "Firmware state"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, "Loop state"); SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "topo", CTLFLAG_RD, &fcp->isp_topo, 0, "Connection topology"); } return (0); } static void isp_detach_chan(ispsoftc_t *isp, int chan) { struct cam_sim *sim; struct cam_path *path; struct ccb_setasync csa; int *num_threads; ISP_GET_PC(isp, chan, sim, sim); ISP_GET_PC(isp, chan, path, path); ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); xpt_setup_ccb(&csa.ccb_h, path, 5); csa.ccb_h.func_code = XPT_SASYNC_CB; csa.event_enable = 0; csa.callback = isp_cam_async; csa.callback_arg = sim; xpt_action((union ccb *)&csa); xpt_free_path(path); xpt_bus_deregister(cam_sim_path(sim)); cam_sim_free(sim, FALSE); /* Wait for the channel's spawned threads to exit. */ wakeup(isp->isp_osinfo.pc.ptr); while (*num_threads != 0) mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); } int isp_attach(ispsoftc_t *isp) { const char *nu = device_get_nameunit(isp->isp_osinfo.dev); int du = device_get_unit(isp->isp_dev); int chan; /* * Create the device queue for our SIM(s). */ isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); if (isp->isp_osinfo.devq == NULL) { return (EIO); } for (chan = 0; chan < isp->isp_nchan; chan++) { if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { goto unwind; } } callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); isp_timer_count = hz >> 2; callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); isp->isp_osinfo.timer_active = 1; isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); if (isp->isp_osinfo.cdev) { isp->isp_osinfo.cdev->si_drv1 = isp; } return (0); unwind: while (--chan >= 0) { struct cam_sim *sim; struct cam_path *path; ISP_GET_PC(isp, chan, sim, sim); ISP_GET_PC(isp, chan, path, path); xpt_free_path(path); ISP_LOCK(isp); xpt_bus_deregister(cam_sim_path(sim)); ISP_UNLOCK(isp); cam_sim_free(sim, FALSE); } if (isp->isp_osinfo.cdev) { destroy_dev(isp->isp_osinfo.cdev); isp->isp_osinfo.cdev = NULL; } cam_simq_free(isp->isp_osinfo.devq); isp->isp_osinfo.devq = NULL; return (-1); } int isp_detach(ispsoftc_t *isp) { struct cam_sim *sim; int chan; ISP_LOCK(isp); for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { ISP_GET_PC(isp, chan, sim, sim); if (sim->refcount > 2) { ISP_UNLOCK(isp); return (EBUSY); } } /* Tell spawned threads that we're exiting. */ isp->isp_osinfo.is_exiting = 1; if (isp->isp_osinfo.timer_active) { callout_stop(&isp->isp_osinfo.tmo); isp->isp_osinfo.timer_active = 0; } for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) isp_detach_chan(isp, chan); ISP_UNLOCK(isp); if (isp->isp_osinfo.cdev) { destroy_dev(isp->isp_osinfo.cdev); isp->isp_osinfo.cdev = NULL; } if (isp->isp_osinfo.devq != NULL) { cam_simq_free(isp->isp_osinfo.devq); isp->isp_osinfo.devq = NULL; } return (0); } static void isp_freeze_loopdown(ispsoftc_t *isp, int chan) { struct isp_fc *fc = ISP_FC_PC(isp, chan); if (fc->sim == NULL) return; if (fc->simqfrozen == 0) { isp_prt(isp, ISP_LOGDEBUG0, "Chan %d Freeze simq (loopdown)", chan); fc->simqfrozen = SIMQFRZ_LOOPDOWN; xpt_hold_boot(); xpt_freeze_simq(fc->sim, 1); } else { isp_prt(isp, ISP_LOGDEBUG0, "Chan %d Mark simq frozen (loopdown)", chan); fc->simqfrozen |= SIMQFRZ_LOOPDOWN; } } static void isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) { struct isp_fc *fc = ISP_FC_PC(isp, chan); if (fc->sim == NULL) return; int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; if (wasfrozen && fc->simqfrozen == 0) { isp_prt(isp, ISP_LOGDEBUG0, "Chan %d Release simq", chan); xpt_release_simq(fc->sim, 1); xpt_release_boot(); } } static int ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) { ispsoftc_t *isp; int nr, chan, retval = ENOTTY; isp = dev->si_drv1; switch (c) { case ISP_SDBLEV: { int olddblev = isp->isp_dblev; isp->isp_dblev = *(int *)addr; *(int *)addr = olddblev; retval = 0; break; } case ISP_GETROLE: chan = *(int *)addr; if (chan < 0 || chan >= isp->isp_nchan) { retval = -ENXIO; break; } if (IS_FC(isp)) { *(int *)addr = FCPARAM(isp, chan)->role; } else { *(int *)addr = ISP_ROLE_INITIATOR; } retval = 0; break; case ISP_SETROLE: if (IS_SCSI(isp)) break; nr = *(int *)addr; chan = nr >> 8; if (chan < 0 || chan >= isp->isp_nchan) { retval = -ENXIO; break; } nr &= 0xff; if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { retval = EINVAL; break; } ISP_LOCK(isp); *(int *)addr = FCPARAM(isp, chan)->role; retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); ISP_UNLOCK(isp); retval = 0; break; case ISP_RESETHBA: ISP_LOCK(isp); isp_reinit(isp, 0); ISP_UNLOCK(isp); retval = 0; break; case ISP_RESCAN: if (IS_FC(isp)) { chan = *(int *)addr; if (chan < 0 || chan >= isp->isp_nchan) { retval = -ENXIO; break; } ISP_LOCK(isp); if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { retval = EIO; } else { retval = 0; } ISP_UNLOCK(isp); } break; case ISP_FC_LIP: if (IS_FC(isp)) { chan = *(int *)addr; if (chan < 0 || chan >= isp->isp_nchan) { retval = -ENXIO; break; } ISP_LOCK(isp); if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { retval = EIO; } else { retval = 0; } ISP_UNLOCK(isp); } break; case ISP_FC_GETDINFO: { struct isp_fc_device *ifc = (struct isp_fc_device *) addr; fcportdb_t *lp; if (IS_SCSI(isp)) { break; } if (ifc->loopid >= MAX_FC_TARG) { retval = EINVAL; break; } lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; if (lp->state != FC_PORTDB_STATE_NIL) { ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; ifc->loopid = lp->handle; ifc->portid = lp->portid; ifc->node_wwn = lp->node_wwn; ifc->port_wwn = lp->port_wwn; retval = 0; } else { retval = ENODEV; } break; } case ISP_FC_GETHINFO: { struct isp_hba_device *hba = (struct isp_hba_device *) addr; int chan = hba->fc_channel; if (chan < 0 || chan >= isp->isp_nchan) { retval = ENXIO; break; } hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); hba->fc_nchannels = isp->isp_nchan; if (IS_FC(isp)) { hba->fc_nports = MAX_FC_TARG; hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; } else { hba->fc_nports = MAX_TARGETS; hba->fc_speed = 0; hba->fc_topology = 0; hba->nvram_node_wwn = 0ull; hba->nvram_port_wwn = 0ull; hba->active_node_wwn = 0ull; hba->active_port_wwn = 0ull; } retval = 0; break; } case ISP_TSK_MGMT: { int needmarker; struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; uint16_t nphdl; mbreg_t mbs; if (IS_SCSI(isp)) { break; } chan = fct->chan; if (chan < 0 || chan >= isp->isp_nchan) { retval = -ENXIO; break; } needmarker = retval = 0; nphdl = fct->loopid; ISP_LOCK(isp); if (IS_24XX(isp)) { void *reqp; uint8_t resp[QENTRY_LEN]; isp24xx_tmf_t tmf; isp24xx_statusreq_t sp; fcparam *fcp = FCPARAM(isp, chan); fcportdb_t *lp; int i; for (i = 0; i < MAX_FC_TARG; i++) { lp = &fcp->portdb[i]; if (lp->handle == nphdl) { break; } } if (i == MAX_FC_TARG) { retval = ENXIO; ISP_UNLOCK(isp); break; } ISP_MEMZERO(&tmf, sizeof(tmf)); tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; tmf.tmf_header.rqs_entry_count = 1; tmf.tmf_nphdl = lp->handle; tmf.tmf_delay = 2; tmf.tmf_timeout = 4; tmf.tmf_tidlo = lp->portid; tmf.tmf_tidhi = lp->portid >> 16; tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); tmf.tmf_lun[1] = fct->lun & 0xff; if (fct->lun >= 256) { tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); } switch (fct->action) { case IPT_CLEAR_ACA: tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; break; case IPT_TARGET_RESET: tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; needmarker = 1; break; case IPT_LUN_RESET: tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; needmarker = 1; break; case IPT_CLEAR_TASK_SET: tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; needmarker = 1; break; case IPT_ABORT_TASK_SET: tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; needmarker = 1; break; default: retval = EINVAL; break; } if (retval) { ISP_UNLOCK(isp); break; } /* Prepare space for response in memory */ memset(resp, 0xff, sizeof(resp)); tmf.tmf_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL); if (tmf.tmf_handle == 0) { isp_prt(isp, ISP_LOGERR, "%s: TMF of Chan %d out of handles", __func__, chan); ISP_UNLOCK(isp); retval = ENOMEM; break; } /* Send request and wait for response. */ reqp = isp_getrqentry(isp); if (reqp == NULL) { isp_prt(isp, ISP_LOGERR, "%s: TMF of Chan %d out of rqent", __func__, chan); isp_destroy_handle(isp, tmf.tmf_handle); ISP_UNLOCK(isp); retval = EIO; break; } isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); if (isp->isp_dblev & ISP_LOGDEBUG1) isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); ISP_SYNC_REQUEST(isp); if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { isp_prt(isp, ISP_LOGERR, "%s: TMF of Chan %d timed out", __func__, chan); isp_destroy_handle(isp, tmf.tmf_handle); ISP_UNLOCK(isp); retval = EIO; break; } if (isp->isp_dblev & ISP_LOGDEBUG1) isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); if (sp.req_completion_status != 0) retval = EIO; else if (needmarker) fcp->sendmarker = 1; } else { MBSINIT(&mbs, 0, MBLOGALL, 0); if (ISP_CAP_2KLOGIN(isp) == 0) { nphdl <<= 8; } switch (fct->action) { case IPT_CLEAR_ACA: mbs.param[0] = MBOX_CLEAR_ACA; mbs.param[1] = nphdl; mbs.param[2] = fct->lun; break; case IPT_TARGET_RESET: mbs.param[0] = MBOX_TARGET_RESET; mbs.param[1] = nphdl; needmarker = 1; break; case IPT_LUN_RESET: mbs.param[0] = MBOX_LUN_RESET; mbs.param[1] = nphdl; mbs.param[2] = fct->lun; needmarker = 1; break; case IPT_CLEAR_TASK_SET: mbs.param[0] = MBOX_CLEAR_TASK_SET; mbs.param[1] = nphdl; mbs.param[2] = fct->lun; needmarker = 1; break; case IPT_ABORT_TASK_SET: mbs.param[0] = MBOX_ABORT_TASK_SET; mbs.param[1] = nphdl; mbs.param[2] = fct->lun; needmarker = 1; break; default: retval = EINVAL; break; } if (retval == 0) { if (needmarker) { FCPARAM(isp, chan)->sendmarker = 1; } retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); if (retval) { retval = EIO; } } } ISP_UNLOCK(isp); break; } default: break; } return (retval); } /* * Local Inlines */ static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); static ISP_INLINE int isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) { ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; if (ISP_PCMD(ccb) == NULL) { return (-1); } isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; return (0); } static ISP_INLINE void isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) { if (ISP_PCMD(ccb)) { #ifdef ISP_TARGET_MODE PISP_PCMD(ccb)->datalen = 0; PISP_PCMD(ccb)->totslen = 0; PISP_PCMD(ccb)->cumslen = 0; PISP_PCMD(ccb)->crn = 0; #endif PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); ISP_PCMD(ccb) = NULL; } } /* * Put the target mode functions here, because some are inlines */ #ifdef ISP_TARGET_MODE static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t); static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t); static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *); static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int); static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t); static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *); static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); static void destroy_lun_state(ispsoftc_t *, int, tstate_t *); static void isp_enable_lun(ispsoftc_t *, union ccb *); static void isp_disable_lun(ispsoftc_t *, union ccb *); static timeout_t isp_refire_putback_atio; static timeout_t isp_refire_notify_ack; static void isp_complete_ctio(union ccb *); static void isp_target_putback_atio(union ccb *); enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); static void isp_handle_platform_ctio(ispsoftc_t *, void *); static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t); static ISP_INLINE tstate_t * get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) { tstate_t *tptr = NULL; struct tslist *lhp; if (bus < isp->isp_nchan) { ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); SLIST_FOREACH(tptr, lhp, next) { if (tptr->ts_lun == lun) return (tptr); } } return (NULL); } static int isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr) { inot_private_data_t *ntp; struct ntpdlist rq; if (STAILQ_EMPTY(&tptr->restart_queue)) return (0); STAILQ_INIT(&rq); STAILQ_CONCAT(&rq, &tptr->restart_queue); while ((ntp = STAILQ_FIRST(&rq)) != NULL) { STAILQ_REMOVE_HEAD(&rq, next); if (IS_24XX(isp)) { isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->data)->at_rxid); isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data); } else { isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->data)->at_rxid); isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data); } isp_put_ntpd(isp, bus, ntp); if (!STAILQ_EMPTY(&tptr->restart_queue)) break; } if (!STAILQ_EMPTY(&rq)) { STAILQ_CONCAT(&rq, &tptr->restart_queue); STAILQ_CONCAT(&tptr->restart_queue, &rq); } return (!STAILQ_EMPTY(&tptr->restart_queue)); } static void isp_tmcmd_restart(ispsoftc_t *isp) { tstate_t *tptr; union ccb *ccb; struct tslist *lhp; struct isp_ccbq *waitq; int bus, i; for (bus = 0; bus < isp->isp_nchan; bus++) { for (i = 0; i < LUN_HASH_SIZE; i++) { ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); SLIST_FOREACH(tptr, lhp, next) isp_atio_restart(isp, bus, tptr); } /* * We only need to do this once per channel. */ ISP_GET_PC_ADDR(isp, bus, waitq, waitq); ccb = (union ccb *)TAILQ_FIRST(waitq); if (ccb != NULL) { TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); isp_target_start_ctio(isp, ccb, FROM_TIMER); } } } static atio_private_data_t * isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag) { struct atpdlist *atfree; struct atpdlist *atused; atio_private_data_t *atp; ISP_GET_PC_ADDR(isp, chan, atfree, atfree); atp = LIST_FIRST(atfree); if (atp) { LIST_REMOVE(atp, next); atp->tag = tag; ISP_GET_PC(isp, chan, atused, atused); LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next); } return (atp); } static atio_private_data_t * isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag) { struct atpdlist *atused; atio_private_data_t *atp; ISP_GET_PC(isp, chan, atused, atused); LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) { if (atp->tag == tag) return (atp); } return (NULL); } static void isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp) { struct atpdlist *atfree; if (atp->ests) { isp_put_ecmd(isp, atp->ests); } LIST_REMOVE(atp, next); memset(atp, 0, sizeof (*atp)); ISP_GET_PC_ADDR(isp, chan, atfree, atfree); LIST_INSERT_HEAD(atfree, atp, next); } static void isp_dump_atpd(ispsoftc_t *isp, int chan) { atio_private_data_t *atp, *atpool; const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; ISP_GET_PC(isp, chan, atpool, atpool); for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { if (atp->state == ATPD_STATE_FREE) continue; isp_prt(isp, ISP_LOGALL, "Chan %d ATP [0x%x] origdlen %u bytes_xfrd %u lun %jx nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s", chan, atp->tag, atp->orig_datalen, atp->bytes_xfered, (uintmax_t)atp->lun, atp->nphdl, atp->sid, atp->did, atp->oxid, states[atp->state & 0x7]); } } static inot_private_data_t * isp_get_ntpd(ispsoftc_t *isp, int chan) { struct ntpdlist *ntfree; inot_private_data_t *ntp; ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); ntp = STAILQ_FIRST(ntfree); if (ntp) STAILQ_REMOVE_HEAD(ntfree, next); return (ntp); } static inot_private_data_t * isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id) { inot_private_data_t *ntp, *ntp2; ISP_GET_PC(isp, chan, ntpool, ntp); ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2); for (; ntp < ntp2; ntp++) { if (ntp->tag_id == tag_id && ntp->seq_id == seq_id) return (ntp); } return (NULL); } static void isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp) { struct ntpdlist *ntfree; ntp->tag_id = ntp->seq_id = 0; ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); STAILQ_INSERT_HEAD(ntfree, ntp, next); } static cam_status create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) { lun_id_t lun; struct tslist *lhp; tstate_t *tptr; lun = xpt_path_lun_id(path); if (lun != CAM_LUN_WILDCARD) { if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { return (CAM_LUN_INVALID); } } tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); if (tptr == NULL) { return (CAM_RESRC_UNAVAIL); } tptr->ts_lun = lun; SLIST_INIT(&tptr->atios); SLIST_INIT(&tptr->inots); ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); SLIST_INSERT_HEAD(lhp, tptr, next); *rslt = tptr; ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); return (CAM_REQ_CMP); } static void destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr) { union ccb *ccb; struct tslist *lhp; inot_private_data_t *ntp; while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) { SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); ccb->ccb_h.status = CAM_REQ_ABORTED; xpt_done(ccb); }; while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) { SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); ccb->ccb_h.status = CAM_REQ_ABORTED; xpt_done(ccb); } while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) { isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0); STAILQ_REMOVE_HEAD(&tptr->restart_queue, next); isp_put_ntpd(isp, bus, ntp); } ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); SLIST_REMOVE(lhp, tptr, tstate, next); free(tptr, M_DEVBUF); } static void isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) { tstate_t *tptr; int bus; target_id_t target; lun_id_t lun; if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; xpt_done(ccb); return; } /* * We only support either target and lun both wildcard * or target and lun both non-wildcard. */ bus = XS_CHANNEL(ccb); target = ccb->ccb_h.target_id; lun = ccb->ccb_h.target_lun; ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %jx\n", (uintmax_t)lun); if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { ccb->ccb_h.status = CAM_LUN_INVALID; xpt_done(ccb); return; } /* Create the state pointer. It should not already exist. */ tptr = get_lun_statep(isp, bus, lun); if (tptr) { ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; xpt_done(ccb); return; } ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); if (ccb->ccb_h.status != CAM_REQ_CMP) { xpt_done(ccb); return; } ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); } static void isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) { tstate_t *tptr = NULL; int bus; target_id_t target; lun_id_t lun; bus = XS_CHANNEL(ccb); target = ccb->ccb_h.target_id; lun = ccb->ccb_h.target_lun; ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %jx\n", (uintmax_t)lun); if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { ccb->ccb_h.status = CAM_LUN_INVALID; xpt_done(ccb); return; } /* Find the state pointer. */ if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { ccb->ccb_h.status = CAM_PATH_INVALID; xpt_done(ccb); return; } destroy_lun_state(isp, bus, tptr); ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); } static void isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) { int fctape, sendstatus, resid; fcparam *fcp; atio_private_data_t *atp; struct ccb_scsiio *cso; struct isp_ccbq *waitq; uint32_t dmaresult, handle, xfrlen, sense_length, tmp; uint8_t local[QENTRY_LEN]; isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); switch (how) { case FROM_CAM: /* * Insert at the tail of the list, if any, waiting CTIO CCBs */ TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); break; case FROM_TIMER: case FROM_SRR: case FROM_CTIO_DONE: TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); break; } while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); cso = &ccb->csio; xfrlen = cso->dxfer_len; if (xfrlen == 0) { if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(ccb); continue; } } atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id); if (atp == NULL) { isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); isp_dump_atpd(isp, XS_CHANNEL(ccb)); ccb->ccb_h.status = CAM_REQ_CMP_ERR; xpt_done(ccb); continue; } /* * Is this command a dead duck? */ if (atp->dead) { isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); ccb->ccb_h.status = CAM_REQ_ABORTED; xpt_done(ccb); continue; } /* * Check to make sure we're still in target mode. */ fcp = FCPARAM(isp, XS_CHANNEL(ccb)); if ((fcp->role & ISP_ROLE_TARGET) == 0) { isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); ccb->ccb_h.status = CAM_PROVIDE_FAIL; xpt_done(ccb); continue; } /* * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which * could be split into two CTIOs to split data and status). */ if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags); TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); break; } /* * Does the initiator expect FC-Tape style responses? */ if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { fctape = 1; } else { fctape = 0; } /* * If we already did the data xfer portion of a CTIO that sends data * and status, don't do it again and do the status portion now. */ if (atp->sendst) { isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); xfrlen = 0; /* we already did the data transfer */ atp->sendst = 0; } if (ccb->ccb_h.flags & CAM_SEND_STATUS) { sendstatus = 1; } else { sendstatus = 0; } if (ccb->ccb_h.flags & CAM_SEND_SENSE) { KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); /* * Sense length is not the entire sense data structure size. Periph * drivers don't seem to be setting sense_len to reflect the actual * size. We'll peek inside to get the right amount. */ sense_length = cso->sense_len; /* * This 'cannot' happen */ if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; } } else { sense_length = 0; } memset(local, 0, QENTRY_LEN); /* * Check for overflow */ tmp = atp->bytes_xfered + atp->bytes_in_transit; if (xfrlen > 0 && tmp > atp->orig_datalen) { isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp + xfrlen - atp->orig_datalen); ccb->ccb_h.status = CAM_DATA_RUN_ERR; xpt_done(ccb); continue; } if (xfrlen > atp->orig_datalen - tmp) { xfrlen = atp->orig_datalen - tmp; if (xfrlen == 0 && !sendstatus) { cso->resid = cso->dxfer_len; ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); continue; } } if (IS_24XX(isp)) { ct7_entry_t *cto = (ct7_entry_t *) local; cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; cto->ct_header.rqs_entry_count = 1; cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; ATPD_SET_SEQNO(cto, atp); cto->ct_nphdl = atp->nphdl; cto->ct_rxid = atp->tag; cto->ct_iid_lo = atp->sid; cto->ct_iid_hi = atp->sid >> 16; cto->ct_oxid = atp->oxid; cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; /* * Mode 1, status, no data. Only possible when we are sending status, have * no data to transfer, and any sense data can fit into a ct7_entry_t. * * Mode 2, status, no data. We have to use this in the case that * the sense data won't fit into a ct7_entry_t. * */ if (sendstatus && xfrlen == 0) { cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; if (sense_length <= MAXRESPLEN_24XX) { cto->ct_flags |= CT7_FLAG_MODE1; cto->ct_scsi_status = cso->scsi_status; if (resid < 0) { cto->ct_resid = -resid; cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); } else if (resid > 0) { cto->ct_resid = resid; cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); } if (fctape) { cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; } if (sense_length) { cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); } } else { bus_addr_t addr; char buf[XCMD_SIZE]; fcp_rsp_iu_t *rp; if (atp->ests == NULL) { atp->ests = isp_get_ecmd(isp); if (atp->ests == NULL) { TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); break; } } memset(buf, 0, sizeof (buf)); rp = (fcp_rsp_iu_t *)buf; if (fctape) { cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; rp->fcp_rsp_bits |= FCP_CONF_REQ; } cto->ct_flags |= CT7_FLAG_MODE2; rp->fcp_rsp_scsi_status = cso->scsi_status; if (resid < 0) { rp->fcp_rsp_resid = -resid; rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; } else if (resid > 0) { rp->fcp_rsp_resid = resid; rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; } if (sense_length) { rp->fcp_rsp_snslen = sense_length; cto->ct_senselen = sense_length; rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; isp_put_fcp_rsp_iu(isp, rp, atp->ests); memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); } else { isp_put_fcp_rsp_iu(isp, rp, atp->ests); } if (isp->isp_dblev & ISP_LOGTDEBUG1) { isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); } addr = isp->isp_osinfo.ecmd_dma; addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; } if (sense_length) { isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__, cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length, cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); } else { isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); } atp->state = ATPD_STATE_LAST_CTIO; } /* * Mode 0 data transfers, *possibly* with status. */ if (xfrlen != 0) { cto->ct_flags |= CT7_FLAG_MODE0; if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { cto->ct_flags |= CT7_DATA_IN; } else { cto->ct_flags |= CT7_DATA_OUT; } cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; cto->rsp.m0.ct_xfrlen = xfrlen; #ifdef DEBUG if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; } #endif if (sendstatus) { resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { cto->ct_flags |= CT7_SENDSTATUS; atp->state = ATPD_STATE_LAST_CTIO; if (fctape) { cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; } } else { atp->sendst = 1; /* send status later */ cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; atp->state = ATPD_STATE_CTIO; } } else { atp->state = ATPD_STATE_CTIO; } isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__, cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); } } else { ct2_entry_t *cto = (ct2_entry_t *) local; if (isp->isp_osinfo.sixtyfourbit) cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; else cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; cto->ct_header.rqs_entry_count = 1; cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; ATPD_SET_SEQNO(cto, atp); if (ISP_CAP_2KLOGIN(isp)) { ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; } else { cto->ct_iid = atp->nphdl; if (ISP_CAP_SCCFW(isp) == 0) { cto->ct_lun = ccb->ccb_h.target_lun; } } cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; cto->ct_rxid = cso->tag_id; /* * Mode 1, status, no data. Only possible when we are sending status, have * no data to transfer, and the sense length can fit in the ct7_entry. * * Mode 2, status, no data. We have to use this in the case the response * length won't fit into a ct2_entry_t. * * We'll fill out this structure with information as if this were a * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as * needed based upon this. */ if (sendstatus && xfrlen == 0) { cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; if (sense_length <= MAXRESPLEN) { if (resid < 0) { cto->ct_resid = -resid; } else if (resid > 0) { cto->ct_resid = resid; } cto->ct_flags |= CT2_FLAG_MODE1; cto->rsp.m1.ct_scsi_status = cso->scsi_status; if (resid < 0) { cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; } else if (resid > 0) { cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; } if (fctape) { cto->ct_flags |= CT2_CONFIRM; } if (sense_length) { cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); } } else { bus_addr_t addr; char buf[XCMD_SIZE]; fcp_rsp_iu_t *rp; if (atp->ests == NULL) { atp->ests = isp_get_ecmd(isp); if (atp->ests == NULL) { TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); break; } } memset(buf, 0, sizeof (buf)); rp = (fcp_rsp_iu_t *)buf; if (fctape) { cto->ct_flags |= CT2_CONFIRM; rp->fcp_rsp_bits |= FCP_CONF_REQ; } cto->ct_flags |= CT2_FLAG_MODE2; rp->fcp_rsp_scsi_status = cso->scsi_status; if (resid < 0) { rp->fcp_rsp_resid = -resid; rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; } else if (resid > 0) { rp->fcp_rsp_resid = resid; rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; } if (sense_length) { rp->fcp_rsp_snslen = sense_length; rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; isp_put_fcp_rsp_iu(isp, rp, atp->ests); memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); } else { isp_put_fcp_rsp_iu(isp, rp, atp->ests); } if (isp->isp_dblev & ISP_LOGTDEBUG1) { isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); } addr = isp->isp_osinfo.ecmd_dma; addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; if (cto->ct_header.rqs_entry_type == RQSTYPE_CTIO3) { cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; } else { cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; } } if (sense_length) { isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__, cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); } else { isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); } atp->state = ATPD_STATE_LAST_CTIO; } if (xfrlen != 0) { cto->ct_flags |= CT2_FLAG_MODE0; if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { cto->ct_flags |= CT2_DATA_IN; } else { cto->ct_flags |= CT2_DATA_OUT; } cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; cto->rsp.m0.ct_xfrlen = xfrlen; if (sendstatus) { resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { cto->ct_flags |= CT2_SENDSTATUS; atp->state = ATPD_STATE_LAST_CTIO; if (fctape) { cto->ct_flags |= CT2_CONFIRM; } } else { atp->sendst = 1; /* send status later */ cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; atp->state = ATPD_STATE_CTIO; } } else { atp->state = ATPD_STATE_CTIO; } } isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); } if (isp_get_pcmd(isp, ccb)) { ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); break; } handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); if (handle == 0) { ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); isp_free_pcmd(isp, ccb); break; } atp->bytes_in_transit += xfrlen; PISP_PCMD(ccb)->datalen = xfrlen; /* * Call the dma setup routines for this entry (and any subsequent * CTIOs) if there's data to move, and then tell the f/w it's got * new things to play with. As with isp_start's usage of DMA setup, * any swizzling is done in the machine dependent layer. Because * of this, we put the request onto the queue area first in native * format. */ if (IS_24XX(isp)) { ct7_entry_t *cto = (ct7_entry_t *) local; cto->ct_syshandle = handle; } else { ct2_entry_t *cto = (ct2_entry_t *) local; cto->ct_syshandle = handle; } dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); if (dmaresult != CMD_QUEUED) { isp_destroy_handle(isp, handle); isp_free_pcmd(isp, ccb); if (dmaresult == CMD_EAGAIN) { TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); break; } ccb->ccb_h.status = CAM_REQ_CMP_ERR; xpt_done(ccb); continue; } isp->isp_nactive++; ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; if (xfrlen) { ccb->ccb_h.spriv_field0 = atp->bytes_xfered; } else { ccb->ccb_h.spriv_field0 = ~0; } atp->ctcnt++; atp->seqno++; } } static void isp_refire_putback_atio(void *arg) { union ccb *ccb = arg; ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); isp_target_putback_atio(ccb); } static void isp_refire_notify_ack(void *arg) { isp_tna_t *tp = arg; ispsoftc_t *isp = tp->isp; ISP_ASSERT_LOCKED(isp); if (isp_notify_ack(isp, tp->not)) { callout_schedule(&tp->timer, 5); } else { free(tp, M_DEVBUF); } } static void isp_target_putback_atio(union ccb *ccb) { - ispsoftc_t *isp; - struct ccb_scsiio *cso; - void *qe; + ispsoftc_t *isp = XS_ISP(ccb); + struct ccb_scsiio *cso = &ccb->csio; at2_entry_t local, *at = &local; - isp = XS_ISP(ccb); - - qe = isp_getrqentry(isp); - if (qe == NULL) { - xpt_print(ccb->ccb_h.path, - "%s: Request Queue Overflow\n", __func__); - callout_reset(&PISP_PCMD(ccb)->wdog, 10, - isp_refire_putback_atio, ccb); - return; - } - memset(qe, 0, QENTRY_LEN); - cso = &ccb->csio; ISP_MEMZERO(at, sizeof (at2_entry_t)); at->at_header.rqs_entry_type = RQSTYPE_ATIO2; at->at_header.rqs_entry_count = 1; if (ISP_CAP_SCCFW(isp)) { at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; } else { at->at_lun = (uint8_t) ccb->ccb_h.target_lun; } at->at_status = CT_OK; at->at_rxid = cso->tag_id; at->at_iid = cso->ccb_h.target_id; - isp_put_atio2(isp, at, qe); - ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); - ISP_SYNC_REQUEST(isp); - isp_complete_ctio(ccb); + if (isp_target_put_entry(isp, at)) { + callout_reset(&PISP_PCMD(ccb)->wdog, 10, + isp_refire_putback_atio, ccb); + } else + isp_complete_ctio(ccb); } static void isp_complete_ctio(union ccb *ccb) { if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { ccb->ccb_h.status &= ~CAM_SIM_QUEUED; xpt_done(ccb); } } static void isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) { fcparam *fcp; lun_id_t lun; fcportdb_t *lp; tstate_t *tptr; struct ccb_accept_tio *atiop; uint16_t nphdl; atio_private_data_t *atp; inot_private_data_t *ntp; /* * The firmware status (except for the QLTM_SVALID bit) * indicates why this ATIO was sent to us. * * If QLTM_SVALID is set, the firmware has recommended Sense Data. */ if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0); return; } fcp = FCPARAM(isp, 0); if (ISP_CAP_SCCFW(isp)) { lun = aep->at_scclun; } else { lun = aep->at_lun; } if (ISP_CAP_2KLOGIN(isp)) { nphdl = ((at2e_entry_t *)aep)->at_iid; } else { nphdl = aep->at_iid; } tptr = get_lun_statep(isp, 0, lun); if (tptr == NULL) { tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); if (tptr == NULL) { isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); if (lun == 0) { isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); } else { isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); } return; } } /* * Start any commands pending resources first. */ if (isp_atio_restart(isp, 0, tptr)) goto noresrc; atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); if (atiop == NULL) { goto noresrc; } atp = isp_get_atpd(isp, 0, aep->at_rxid); if (atp == NULL) { goto noresrc; } atp->state = ATPD_STATE_ATIO; SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n"); atiop->ccb_h.target_id = fcp->isp_loopid; atiop->ccb_h.target_lun = lun; /* * We don't get 'suggested' sense data as we do with SCSI cards. */ atiop->sense_len = 0; /* * If we're not in the port database, add ourselves. */ if (IS_2100(isp)) atiop->init_id = nphdl; else { if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || lp->state == FC_PORTDB_STATE_ZOMBIE)) { uint64_t wwpn = (((uint64_t) aep->at_wwpn[0]) << 48) | (((uint64_t) aep->at_wwpn[1]) << 32) | (((uint64_t) aep->at_wwpn[2]) << 16) | (((uint64_t) aep->at_wwpn[3]) << 0); isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, nphdl, PORT_ANY, 0); if (fcp->isp_loopstate > LOOP_LTEST_DONE) fcp->isp_loopstate = LOOP_LTEST_DONE; isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); isp_find_pdb_by_handle(isp, 0, nphdl, &lp); } atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); } atiop->cdb_len = ATIO2_CDBLEN; ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); atiop->ccb_h.status = CAM_CDB_RECVD; atiop->tag_id = atp->tag; switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { case ATIO2_TC_ATTR_SIMPLEQ: atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; atiop->tag_action = MSG_SIMPLE_Q_TAG; break; case ATIO2_TC_ATTR_HEADOFQ: atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; atiop->tag_action = MSG_HEAD_OF_Q_TAG; break; case ATIO2_TC_ATTR_ORDERED: atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; atiop->tag_action = MSG_ORDERED_Q_TAG; break; case ATIO2_TC_ATTR_ACAQ: /* ?? */ case ATIO2_TC_ATTR_UNTAGGED: default: atiop->tag_action = 0; break; } atp->orig_datalen = aep->at_datalen; atp->bytes_xfered = 0; atp->lun = lun; atp->nphdl = nphdl; atp->sid = PORT_ANY; atp->oxid = aep->at_oxid; atp->cdb0 = aep->at_cdb[0]; atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; atp->state = ATPD_STATE_CAM; xpt_done((union ccb *)atiop); isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); return; noresrc: ntp = isp_get_ntpd(isp, 0); if (ntp == NULL) { isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); return; } memcpy(ntp->data, aep, QENTRY_LEN); STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); } static void isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) { int cdbxlen; lun_id_t lun; uint16_t chan, nphdl = NIL_HANDLE; uint32_t did, sid; fcportdb_t *lp; tstate_t *tptr; struct ccb_accept_tio *atiop; atio_private_data_t *atp = NULL; atio_private_data_t *oatp; inot_private_data_t *ntp; did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); /* * Find the N-port handle, and Virtual Port Index for this command. * * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. * We also, as a matter of course, need to know the WWN of the initiator too. */ if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { /* * Find the right channel based upon D_ID */ isp_find_chan_by_did(isp, did, &chan); if (chan == ISP_NOCHAN) { NANOTIME_T now; /* * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup * It's a bit tricky here as we need to stash this command *somewhere*. */ GET_NANOTIME(&now); if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); return; } tptr = get_lun_statep(isp, 0, 0); if (tptr == NULL) { tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); if (tptr == NULL) { isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel and no tptr- dropping", __func__, aep->at_rxid, did); isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); return; } } isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); goto noresrc; } isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x", __func__, aep->at_rxid, did, chan, sid); } else { chan = 0; } /* * Find the PDB entry for this initiator */ if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { /* * If we're not in the port database terminate the exchange. */ isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already", __func__, aep->at_rxid, did, chan, sid); isp_dump_portdb(isp, chan); isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); return; } nphdl = lp->handle; /* * Get the tstate pointer */ tptr = get_lun_statep(isp, chan, lun); if (tptr == NULL) { tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); if (tptr == NULL) { isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); if (lun == 0) { isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); } else { isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); } return; } } /* * Start any commands pending resources first. */ if (isp_atio_restart(isp, chan, tptr)) goto noresrc; /* * If the f/w is out of resources, just send a BUSY status back. */ if (aep->at_rxid == AT7_NORESRC_RXID) { isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); return; } /* * If we're out of resources, just send a BUSY status back. */ atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); if (atiop == NULL) { isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); goto noresrc; } oatp = isp_find_atpd(isp, chan, aep->at_rxid); if (oatp) { isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x) oatp state %d", aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); /* * It's not a "no resource" condition- but we can treat it like one */ goto noresrc; } atp = isp_get_atpd(isp, chan, aep->at_rxid); if (atp == NULL) { isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); goto noresrc; } atp->word3 = lp->prli_word3; atp->state = ATPD_STATE_ATIO; SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO\n"); atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; atiop->ccb_h.target_lun = lun; atiop->sense_len = 0; cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; if (cdbxlen) { isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); } cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); atiop->cdb_len = cdbxlen; atiop->ccb_h.status = CAM_CDB_RECVD; atiop->tag_id = atp->tag; switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { case FCP_CMND_TASK_ATTR_SIMPLE: atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; atiop->tag_action = MSG_SIMPLE_Q_TAG; break; case FCP_CMND_TASK_ATTR_HEAD: atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; atiop->tag_action = MSG_HEAD_OF_Q_TAG; break; case FCP_CMND_TASK_ATTR_ORDERED: atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; atiop->tag_action = MSG_ORDERED_Q_TAG; break; default: /* FALLTHROUGH */ case FCP_CMND_TASK_ATTR_ACA: case FCP_CMND_TASK_ATTR_UNTAGGED: atiop->tag_action = 0; break; } atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; atp->bytes_xfered = 0; atp->lun = lun; atp->nphdl = nphdl; atp->sid = sid; atp->did = did; atp->oxid = aep->at_hdr.ox_id; atp->rxid = aep->at_hdr.rx_id; atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; atp->state = ATPD_STATE_CAM; isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); xpt_done((union ccb *)atiop); return; noresrc: if (atp) isp_put_atpd(isp, chan, atp); ntp = isp_get_ntpd(isp, chan); if (ntp == NULL) { isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); return; } memcpy(ntp->data, aep, QENTRY_LEN); STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); } /* * Handle starting an SRR (sequence retransmit request) * We get here when we've gotten the immediate notify * and the return of all outstanding CTIOs for this * transaction. */ static void isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp) { in_fcentry_24xx_t *inot; uint32_t srr_off, ccb_off, ccb_len, ccb_end; union ccb *ccb; inot = (in_fcentry_24xx_t *)atp->srr; srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); ccb = atp->srr_ccb; atp->srr_ccb = NULL; atp->nsrr++; if (ccb == NULL) { isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); goto fail; } ccb_off = ccb->ccb_h.spriv_field0; ccb_len = ccb->csio.dxfer_len; ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; switch (inot->in_srr_iu) { case R_CTL_INFO_SOLICITED_DATA: /* * We have to restart a FCP_DATA data out transaction */ atp->sendst = 0; atp->bytes_xfered = srr_off; if (ccb_len == 0) { isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); goto mdp; } if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); goto mdp; } isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); break; case R_CTL_INFO_COMMAND_STATUS: isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); atp->sendst = 1; /* * We have to restart a FCP_RSP IU transaction */ break; case R_CTL_INFO_DATA_DESCRIPTOR: /* * We have to restart an FCP DATA in transaction */ isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); goto fail; default: isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); goto fail; } /* * We can't do anything until this is acked, so we might as well start it now. * We aren't going to do the usual asynchronous ack issue because we need * to make sure this gets on the wire first. */ if (isp_notify_ack(isp, inot)) { isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); goto fail; } isp_target_start_ctio(isp, ccb, FROM_SRR); return; fail: inot->in_reserved = 1; isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); ccb->ccb_h.status &= ~CAM_STATUS_MASK; ccb->ccb_h.status |= CAM_REQ_CMP_ERR; isp_complete_ctio(ccb); return; mdp: if (isp_notify_ack(isp, inot)) { isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); goto fail; } ccb->ccb_h.status &= ~CAM_STATUS_MASK; ccb->ccb_h.status = CAM_MESSAGE_RECV; /* * This is not a strict interpretation of MDP, but it's close */ ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; ccb->csio.msg_len = 7; ccb->csio.msg_ptr[0] = MSG_EXTENDED; ccb->csio.msg_ptr[1] = 5; ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ ccb->csio.msg_ptr[3] = srr_off >> 24; ccb->csio.msg_ptr[4] = srr_off >> 16; ccb->csio.msg_ptr[5] = srr_off >> 8; ccb->csio.msg_ptr[6] = srr_off; isp_complete_ctio(ccb); } static void isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) { in_fcentry_24xx_t *inot = inot_raw; atio_private_data_t *atp; uint32_t tag = inot->in_rxid; uint32_t bus = inot->in_vpidx; if (!IS_24XX(isp)) { isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); return; } atp = isp_find_atpd(isp, bus, tag); if (atp == NULL) { isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); return; } atp->srr_notify_rcvd = 1; memcpy(atp->srr, inot, sizeof (atp->srr)); isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu, inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); if (atp->srr_ccb) isp_handle_srr_start(isp, atp); } static void isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) { union ccb *ccb; int sentstatus = 0, ok = 0, notify_cam = 0, failure = 0; atio_private_data_t *atp = NULL; int bus; uint32_t handle, data_requested, resid; handle = ((ct2_entry_t *)arg)->ct_syshandle; ccb = isp_find_xs(isp, handle); if (ccb == NULL) { isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); return; } isp_destroy_handle(isp, handle); resid = data_requested = PISP_PCMD(ccb)->datalen; isp_free_pcmd(isp, ccb); if (isp->isp_nactive) { isp->isp_nactive--; } bus = XS_CHANNEL(ccb); if (IS_24XX(isp)) { atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid); } else { atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid); } if (atp == NULL) { /* * XXX: isp_clear_commands() generates fake CTIO with zero * ct_rxid value, filling only ct_syshandle. Workaround * that using tag_id from the CCB, pointed by ct_syshandle. */ atp = isp_find_atpd(isp, bus, ccb->csio.tag_id); } if (atp == NULL) { isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); return; } KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); atp->bytes_in_transit -= data_requested; atp->ctcnt -= 1; ccb->ccb_h.status &= ~CAM_STATUS_MASK; if (IS_24XX(isp)) { ct7_entry_t *ct = arg; if (ct->ct_nphdl == CT7_SRR) { atp->srr_ccb = ccb; if (atp->srr_notify_rcvd) isp_handle_srr_start(isp, atp); return; } if (ct->ct_nphdl == CT_HBA_RESET) { sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && (atp->sendst == 0); failure = CAM_UNREC_HBA_ERROR; } else { sentstatus = ct->ct_flags & CT7_SENDSTATUS; ok = (ct->ct_nphdl == CT7_OK); notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) resid = ct->ct_resid; } isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); } else { ct2_entry_t *ct = arg; if (ct->ct_status == CT_SRR) { atp->srr_ccb = ccb; if (atp->srr_notify_rcvd) isp_handle_srr_start(isp, atp); isp_target_putback_atio(ccb); return; } if (ct->ct_status == CT_HBA_RESET) { sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && (atp->sendst == 0); failure = CAM_UNREC_HBA_ERROR; } else { sentstatus = ct->ct_flags & CT2_SENDSTATUS; ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) resid = ct->ct_resid; } isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); } if (ok) { if (data_requested > 0) { atp->bytes_xfered += data_requested - resid; ccb->csio.resid = ccb->csio.dxfer_len - (data_requested - resid); } if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) ccb->ccb_h.status |= CAM_SENT_SENSE; ccb->ccb_h.status |= CAM_REQ_CMP; } else { notify_cam = 1; if (failure == CAM_UNREC_HBA_ERROR) ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; else ccb->ccb_h.status |= CAM_REQ_CMP_ERR; } atp->state = ATPD_STATE_PDON; /* * We never *not* notify CAM when there has been any error (ok == 0), * so we never need to do an ATIO putback if we're not notifying CAM. */ isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); if (notify_cam == 0) { if (atp->sendst) { isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); } return; } /* * We are done with this ATIO if we successfully sent status. * In all other cases expect either another CTIO or XPT_ABORT. */ if (ok && sentstatus) isp_put_atpd(isp, bus, atp); /* * We're telling CAM we're done with this CTIO transaction. * * 24XX cards never need an ATIO put back. * * Other cards need one put back only on error. * In the latter case, a timeout will re-fire * and try again in case we didn't have * queue resources to do so at first. In any case, * once the putback is done we do the completion * call. */ if (ok || IS_24XX(isp)) { isp_complete_ctio(ccb); } else { isp_target_putback_atio(ccb); } } static void isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) { int needack = 1; switch (inp->in_status) { case IN_PORT_LOGOUT: /* * XXX: Need to delete this initiator's WWN from the database * XXX: Need to send this LOGOUT upstream */ isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); break; case IN_PORT_CHANGED: isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); break; case IN_GLOBAL_LOGO: isp_del_all_wwn_entries(isp, 0); isp_prt(isp, ISP_LOGINFO, "all ports logged out"); break; case IN_ABORT_TASK: { uint16_t nphdl, lun; uint32_t sid; uint64_t wwn; fcportdb_t *lp; isp_notify_t tmp, *nt = &tmp; if (ISP_CAP_SCCFW(isp)) { lun = inp->in_scclun; } else { lun = inp->in_lun; } if (ISP_CAP_2KLOGIN(isp)) { nphdl = ((in_fcentry_e_t *)inp)->in_iid; } else { nphdl = inp->in_iid; } if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { wwn = lp->port_wwn; sid = lp->portid; } else { wwn = INI_ANY; sid = PORT_ANY; } isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx", inp->in_seqid, (unsigned long long) wwn); ISP_MEMZERO(nt, sizeof (isp_notify_t)); nt->nt_hba = isp; nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; nt->nt_wwn = wwn; nt->nt_nphdl = nphdl; nt->nt_sid = sid; nt->nt_did = PORT_ANY; nt->nt_lun = lun; nt->nt_tagval = inp->in_seqid; nt->nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); nt->nt_need_ack = 1; nt->nt_channel = 0; nt->nt_ncode = NT_ABORT_TASK; nt->nt_lreserved = inp; isp_handle_platform_target_tmf(isp, nt); needack = 0; break; } default: break; } if (needack) { isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); } } static void isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) { uint16_t nphdl; uint16_t prli_options = 0; uint32_t portid; fcportdb_t *lp; char *msg = NULL; uint8_t *ptr = (uint8_t *)inot; uint64_t wwpn = INI_NONE, wwnn = INI_NONE; nphdl = inot->in_nphdl; if (nphdl != NIL_HANDLE) { portid = inot->in_portid_hi << 16 | inot->in_portid_lo; } else { portid = PORT_ANY; } switch (inot->in_status) { case IN24XX_ELS_RCVD: { char buf[16]; int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); /* * Note that we're just getting notification that an ELS was received * (possibly with some associated information sent upstream). This is * *not* the same as being given the ELS frame to accept or reject. */ switch (inot->in_status_subcode) { case LOGO: msg = "LOGO"; wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); break; case PRLO: msg = "PRLO"; break; case PLOGI: msg = "PLOGI"; wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); isp_add_wwn_entry(isp, chan, wwpn, wwnn, nphdl, portid, prli_options); break; case PRLI: msg = "PRLI"; prli_options = inot->in_prli_options; if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); isp_add_wwn_entry(isp, chan, wwpn, wwnn, nphdl, portid, prli_options); break; case PDISC: msg = "PDISC"; break; case ADISC: msg = "ADISC"; break; default: ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); msg = buf; break; } if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { isp_prt(isp, ISP_LOGERR, "%s Chan %d ELS N-port handle %x PortID 0x%06x marked as needing a PUREX response", msg, chan, nphdl, portid); break; } isp_prt(isp, ISP_LOGTDEBUG0, "%s Chan %d ELS N-port handle %x PortID 0x%06x RX_ID 0x%x OX_ID 0x%x", msg, chan, nphdl, portid, inot->in_rxid, inot->in_oxid); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); break; } case IN24XX_PORT_LOGOUT: msg = "PORT LOGOUT"; if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); } /* FALLTHROUGH */ case IN24XX_PORT_CHANGED: if (msg == NULL) msg = "PORT CHANGED"; /* FALLTHROUGH */ case IN24XX_LIP_RESET: if (msg == NULL) msg = "LIP RESET"; isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), msg, inot->in_status_subcode, nphdl); /* * All subcodes here are irrelevant. What is relevant * is that we need to terminate all active commands from * this initiator (known by N-port handle). */ /* XXX IMPLEMENT XXX */ isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); break; case IN24XX_SRR_RCVD: #ifdef ISP_TARGET_MODE isp_handle_srr_notify(isp, inot); break; #else if (msg == NULL) msg = "SRR RCVD"; /* FALLTHROUGH */ #endif case IN24XX_LINK_RESET: if (msg == NULL) msg = "LINK RESET"; case IN24XX_LINK_FAILED: if (msg == NULL) msg = "LINK FAILED"; default: isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); break; } } static int isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) { if (isp->isp_state != ISP_RUNSTATE) { isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); return (0); } /* * This case is for a Task Management Function, which shows up as an ATIO7 entry. */ if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { ct7_entry_t local, *cto = &local; at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; fcportdb_t *lp; uint32_t sid; uint16_t nphdl; sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { nphdl = lp->handle; } else { nphdl = NIL_HANDLE; } ISP_MEMZERO(&local, sizeof (local)); cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; cto->ct_header.rqs_entry_count = 1; cto->ct_nphdl = nphdl; cto->ct_rxid = aep->at_rxid; cto->ct_vpidx = mp->nt_channel; cto->ct_iid_lo = sid; cto->ct_iid_hi = sid >> 16; cto->ct_oxid = aep->at_hdr.ox_id; cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; if (rsp != 0) { cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); cto->rsp.m1.ct_resplen = 4; ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); cto->rsp.m1.ct_resp[0] = rsp & 0xff; cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; } return (isp_target_put_entry(isp, &local)); } /* * This case is for a responding to an ABTS frame */ if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { /* * Overload nt_need_ack here to mark whether we've terminated the associated command. */ if (mp->nt_need_ack) { uint8_t storage[QENTRY_LEN]; ct7_entry_t *cto = (ct7_entry_t *) storage; abts_t *abts = (abts_t *)mp->nt_lreserved; ISP_MEMZERO(cto, sizeof (ct7_entry_t)); isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; cto->ct_header.rqs_entry_count = 1; cto->ct_nphdl = mp->nt_nphdl; cto->ct_rxid = abts->abts_rxid_task; cto->ct_iid_lo = mp->nt_sid; cto->ct_iid_hi = mp->nt_sid >> 16; cto->ct_oxid = abts->abts_ox_id; cto->ct_vpidx = mp->nt_channel; cto->ct_flags = CT7_NOACK|CT7_TERMINATE; if (isp_target_put_entry(isp, cto)) { return (ENOMEM); } mp->nt_need_ack = 0; } if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { return (ENOMEM); } else { return (0); } } /* * Handle logout cases here */ if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { isp_del_all_wwn_entries(isp, mp->nt_channel); } if (mp->nt_ncode == NT_LOGOUT) { if (!IS_2100(isp) && IS_FC(isp)) { isp_del_wwn_entries(isp, mp); } } /* * General purpose acknowledgement */ if (mp->nt_need_ack) { isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); /* * Don't need to use the guaranteed send because the caller can retry */ return (isp_notify_ack(isp, mp->nt_lreserved)); } return (0); } /* * Handle task management functions. * * We show up here with a notify structure filled out. * * The nt_lreserved tag points to the original queue entry */ static void isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) { tstate_t *tptr; fcportdb_t *lp; struct ccb_immediate_notify *inot; inot_private_data_t *ntp = NULL; lun_id_t lun; isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); /* * NB: This assignment is necessary because of tricky type conversion. * XXX: This is tricky and I need to check this. If the lun isn't known * XXX: for the task management function, it does not of necessity follow * XXX: that it should go up stream to the wildcard listener. */ if (notify->nt_lun == LUN_ANY) { lun = CAM_LUN_WILDCARD; } else { lun = notify->nt_lun; } tptr = get_lun_statep(isp, notify->nt_channel, lun); if (tptr == NULL) { tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); if (tptr == NULL) { isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); goto bad; } } inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); if (inot == NULL) { isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); goto bad; } if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { inot->initiator_id = CAM_TARGET_WILDCARD; } else { inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); } inot->seq_id = notify->nt_tagval; inot->tag_id = notify->nt_tagval >> 32; switch (notify->nt_ncode) { case NT_ABORT_TASK: isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id); inot->arg = MSG_ABORT_TASK; break; case NT_ABORT_TASK_SET: isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY); inot->arg = MSG_ABORT_TASK_SET; break; case NT_CLEAR_ACA: inot->arg = MSG_CLEAR_ACA; break; case NT_CLEAR_TASK_SET: inot->arg = MSG_CLEAR_TASK_SET; break; case NT_LUN_RESET: inot->arg = MSG_LOGICAL_UNIT_RESET; break; case NT_TARGET_RESET: inot->arg = MSG_TARGET_RESET; break; case NT_QUERY_TASK_SET: inot->arg = MSG_QUERY_TASK_SET; break; case NT_QUERY_ASYNC_EVENT: inot->arg = MSG_QUERY_ASYNC_EVENT; break; default: isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun); goto bad; } ntp = isp_get_ntpd(isp, notify->nt_channel); if (ntp == NULL) { isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); goto bad; } ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t)); if (notify->nt_lreserved) { ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN); ntp->nt.nt_lreserved = &ntp->data; } ntp->seq_id = notify->nt_tagval; ntp->tag_id = notify->nt_tagval >> 32; SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "Take FREE INOT\n"); inot->ccb_h.status = CAM_MESSAGE_RECV; xpt_done((union ccb *)inot); return; bad: if (notify->nt_need_ack) { if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); } } else { isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); } } } static void isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id) { atio_private_data_t *atp, *atpool; inot_private_data_t *ntp, *tmp; uint32_t this_tag_id; /* * First, clean any commands pending restart */ STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) { if (IS_24XX(isp)) this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid; else this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid; if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { isp_endcmd(isp, ntp->data, NIL_HANDLE, chan, ECMD_TERMINATE, 0); isp_put_ntpd(isp, chan, ntp); STAILQ_REMOVE(&tptr->restart_queue, ntp, inot_private_data, next); } } /* * Now mark other ones dead as well. */ ISP_GET_PC(isp, chan, atpool, atpool); for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { if (atp->lun != tptr->ts_lun) continue; if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) atp->dead = 1; } } #endif static void isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) { struct cam_sim *sim; int bus, tgt; ispsoftc_t *isp; sim = (struct cam_sim *)cbarg; isp = (ispsoftc_t *) cam_sim_softc(sim); bus = cam_sim_bus(sim); tgt = xpt_path_target_id(path); switch (code) { case AC_LOST_DEVICE: if (IS_SCSI(isp)) { uint16_t oflags, nflags; sdparam *sdp = SDPARAM(isp, bus); if (tgt >= 0) { nflags = sdp->isp_devparam[tgt].nvrm_flags; nflags &= DPARM_SAFE_DFLT; if (isp->isp_loaded_fw) { nflags |= DPARM_NARROW | DPARM_ASYNC; } oflags = sdp->isp_devparam[tgt].goal_flags; sdp->isp_devparam[tgt].goal_flags = nflags; sdp->isp_devparam[tgt].dev_update = 1; sdp->update = 1; (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); sdp->isp_devparam[tgt].goal_flags = oflags; } } break; default: isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); break; } } static void isp_poll(struct cam_sim *sim) { ispsoftc_t *isp = cam_sim_softc(sim); ISP_RUN_ISR(isp); } static void isp_watchdog(void *arg) { struct ccb_scsiio *xs = arg; ispsoftc_t *isp; uint32_t ohandle = ISP_HANDLE_FREE, handle; isp = XS_ISP(xs); handle = isp_find_handle(isp, xs); /* * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. */ if (handle != ISP_HANDLE_FREE) { ISP_RUN_ISR(isp); ohandle = handle; handle = isp_find_handle(isp, xs); } if (handle != ISP_HANDLE_FREE) { /* * Try and make sure the command is really dead before * we release the handle (and DMA resources) for reuse. * * If we are successful in aborting the command then * we're done here because we'll get the command returned * back separately. */ if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { return; } /* * Note that after calling the above, the command may in * fact have been completed. */ xs = isp_find_xs(isp, handle); /* * If the command no longer exists, then we won't * be able to find the xs again with this handle. */ if (xs == NULL) { return; } /* * After this point, the command is really dead. */ if (XS_XFRLEN(xs)) { ISP_DMAFREE(isp, xs, handle); } isp_destroy_handle(isp, handle); isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); xs->ccb_h.status &= ~CAM_STATUS_MASK; xs->ccb_h.status |= CAM_CMD_TIMEOUT; isp_prt_endcmd(isp, xs); isp_done(xs); } else { if (ohandle != ISP_HANDLE_FREE) { isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); } else { isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); } } } static void isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) { union ccb *ccb; struct isp_fc *fc = ISP_FC_PC(isp, chan); /* * Allocate a CCB, create a wildcard path for this target and schedule a rescan. */ ccb = xpt_alloc_ccb_nowait(); if (ccb == NULL) { isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); return; } if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); xpt_free_ccb(ccb); return; } xpt_rescan(ccb); } static void isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) { struct cam_path *tp; struct isp_fc *fc = ISP_FC_PC(isp, chan); if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { xpt_async(AC_LOST_DEVICE, tp, NULL); xpt_free_path(tp); } } /* * Gone Device Timer Function- when we have decided that a device has gone * away, we wait a specific period of time prior to telling the OS it has * gone away. * * This timer function fires once a second and then scans the port database * for devices that are marked dead but still have a virtual target assigned. * We decrement a counter for that port database entry, and when it hits zero, * we tell the OS the device has gone away. */ static void isp_gdt(void *arg) { struct isp_fc *fc = arg; taskqueue_enqueue(taskqueue_thread, &fc->gtask); } static void isp_gdt_task(void *arg, int pending) { struct isp_fc *fc = arg; ispsoftc_t *isp = fc->isp; int chan = fc - isp->isp_osinfo.pc.fc; fcportdb_t *lp; struct ac_contract ac; struct ac_device_changed *adc; int dbidx, more_to_do = 0; ISP_LOCK(isp); isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { lp = &FCPARAM(isp, chan)->portdb[dbidx]; if (lp->state != FC_PORTDB_STATE_ZOMBIE) { continue; } if (lp->gone_timer != 0) { lp->gone_timer -= 1; more_to_do++; continue; } isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); if (lp->is_target) { lp->is_target = 0; isp_make_gone(isp, lp, chan, dbidx); } if (lp->is_initiator) { lp->is_initiator = 0; ac.contract_number = AC_CONTRACT_DEV_CHG; adc = (struct ac_device_changed *) ac.contract_data; adc->wwpn = lp->port_wwn; adc->port = lp->portid; adc->target = dbidx; adc->arrived = 0; xpt_async(AC_CONTRACT, fc->path, &ac); } lp->state = FC_PORTDB_STATE_NIL; } if (fc->ready) { if (more_to_do) { callout_reset(&fc->gdt, hz, isp_gdt, fc); } else { callout_deactivate(&fc->gdt); isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); } } ISP_UNLOCK(isp); } /* * When loop goes down we remember the time and freeze CAM command queue. * During some time period we are trying to reprobe the loop. But if we * fail, we tell the OS that devices have gone away and drop the freeze. * * We don't clear the devices out of our port database because, when loop * come back up, we have to do some actual cleanup with the chip at that * point (implicit PLOGO, e.g., to get the chip's port database state right). */ static void isp_loop_changed(ispsoftc_t *isp, int chan) { fcparam *fcp = FCPARAM(isp, chan); struct isp_fc *fc = ISP_FC_PC(isp, chan); if (fc->loop_down_time) return; isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); if (fcp->role & ISP_ROLE_INITIATOR) isp_freeze_loopdown(isp, chan); fc->loop_down_time = time_uptime; wakeup(fc); } static void isp_loop_up(ispsoftc_t *isp, int chan) { struct isp_fc *fc = ISP_FC_PC(isp, chan); isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); fc->loop_seen_once = 1; fc->loop_down_time = 0; isp_unfreeze_loopdown(isp, chan); } static void isp_loop_dead(ispsoftc_t *isp, int chan) { fcparam *fcp = FCPARAM(isp, chan); struct isp_fc *fc = ISP_FC_PC(isp, chan); fcportdb_t *lp; struct ac_contract ac; struct ac_device_changed *adc; int dbidx, i; isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); /* * Notify to the OS all targets who we now consider have departed. */ for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { lp = &fcp->portdb[dbidx]; if (lp->state == FC_PORTDB_STATE_NIL) continue; /* * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! */ for (i = 0; i < isp->isp_maxcmds; i++) { struct ccb_scsiio *xs; if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { continue; } if ((xs = isp->isp_xflist[i].cmd) == NULL) { continue; } if (dbidx != XS_TGT(xs)) { continue; } isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", isp->isp_xflist[i].handle, chan, XS_TGT(xs), (uintmax_t)XS_LUN(xs)); } isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); if (lp->is_target) { lp->is_target = 0; isp_make_gone(isp, lp, chan, dbidx); } if (lp->is_initiator) { lp->is_initiator = 0; ac.contract_number = AC_CONTRACT_DEV_CHG; adc = (struct ac_device_changed *) ac.contract_data; adc->wwpn = lp->port_wwn; adc->port = lp->portid; adc->target = dbidx; adc->arrived = 0; xpt_async(AC_CONTRACT, fc->path, &ac); } } isp_unfreeze_loopdown(isp, chan); fc->loop_down_time = 0; } static void isp_kthread(void *arg) { struct isp_fc *fc = arg; ispsoftc_t *isp = fc->isp; int chan = fc - isp->isp_osinfo.pc.fc; int slp = 0, d; int lb, lim; mtx_lock(&isp->isp_osinfo.lock); while (isp->isp_osinfo.is_exiting == 0) { isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Checking FC state", chan); lb = isp_fc_runstate(isp, chan, 250000); isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d FC got to %s state", chan, isp_fc_loop_statename(lb)); /* * Our action is different based upon whether we're supporting * Initiator mode or not. If we are, we might freeze the simq * when loop is down and set all sorts of different delays to * check again. * * If not, we simply just wait for loop to come up. */ if (lb == LOOP_READY || lb < 0) { slp = 0; } else { /* * If we've never seen loop up and we've waited longer * than quickboot time, or we've seen loop up but we've * waited longer than loop_down_limit, give up and go * to sleep until loop comes up. */ if (fc->loop_seen_once == 0) lim = isp_quickboot_time; else lim = fc->loop_down_limit; d = time_uptime - fc->loop_down_time; if (d >= lim) slp = 0; else if (d < 10) slp = 1; else if (d < 30) slp = 5; else if (d < 60) slp = 10; else if (d < 120) slp = 20; else slp = 30; } if (slp == 0) { if (lb == LOOP_READY) isp_loop_up(isp, chan); else isp_loop_dead(isp, chan); } isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d sleep for %d seconds", chan, slp); msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); } fc->num_threads -= 1; mtx_unlock(&isp->isp_osinfo.lock); kthread_exit(); } #ifdef ISP_TARGET_MODE static void isp_abort_atio(ispsoftc_t *isp, union ccb *ccb) { atio_private_data_t *atp; union ccb *accb = ccb->cab.abort_ccb; struct ccb_hdr *sccb; tstate_t *tptr; tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); if (tptr != NULL) { /* Search for the ATIO among queueued. */ SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) { if (sccb != &accb->ccb_h) continue; SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path, "Abort FREE ATIO\n"); accb->ccb_h.status = CAM_REQ_ABORTED; xpt_done(accb); ccb->ccb_h.status = CAM_REQ_CMP; return; } } /* Search for the ATIO among running. */ atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id); if (atp != NULL) { /* Send TERMINATE to firmware. */ if (!atp->dead && IS_24XX(isp)) { uint8_t storage[QENTRY_LEN]; ct7_entry_t *cto = (ct7_entry_t *) storage; ISP_MEMZERO(cto, sizeof (ct7_entry_t)); cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; cto->ct_header.rqs_entry_count = 1; cto->ct_nphdl = atp->nphdl; cto->ct_rxid = atp->tag; cto->ct_iid_lo = atp->sid; cto->ct_iid_hi = atp->sid >> 16; cto->ct_oxid = atp->oxid; cto->ct_vpidx = XS_CHANNEL(accb); cto->ct_flags = CT7_NOACK|CT7_TERMINATE; isp_target_put_entry(isp, cto); } isp_put_atpd(isp, XS_CHANNEL(accb), atp); ccb->ccb_h.status = CAM_REQ_CMP; } else { ccb->ccb_h.status = CAM_UA_ABORT; } } static void isp_abort_inot(ispsoftc_t *isp, union ccb *ccb) { inot_private_data_t *ntp; union ccb *accb = ccb->cab.abort_ccb; struct ccb_hdr *sccb; tstate_t *tptr; tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); if (tptr != NULL) { /* Search for the INOT among queueued. */ SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) { if (sccb != &accb->ccb_h) continue; SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, sccb->path, "Abort FREE INOT\n"); accb->ccb_h.status = CAM_REQ_ABORTED; xpt_done(accb); ccb->ccb_h.status = CAM_REQ_CMP; return; } } /* Search for the INOT among running. */ ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id); if (ntp != NULL) { if (ntp->nt.nt_need_ack) { isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, ntp->nt.nt_lreserved); } isp_put_ntpd(isp, XS_CHANNEL(accb), ntp); ccb->ccb_h.status = CAM_REQ_CMP; } else { ccb->ccb_h.status = CAM_UA_ABORT; return; } } #endif static void isp_action(struct cam_sim *sim, union ccb *ccb) { int bus, tgt, ts, error; ispsoftc_t *isp; struct ccb_trans_settings *cts; CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); isp = (ispsoftc_t *)cam_sim_softc(sim); mtx_assert(&isp->isp_lock, MA_OWNED); isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); ISP_PCMD(ccb) = NULL; switch (ccb->ccb_h.func_code) { case XPT_SCSI_IO: /* Execute the requested I/O operation */ bus = XS_CHANNEL(ccb); /* * Do a couple of preliminary checks... */ if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { ccb->ccb_h.status = CAM_REQ_INVALID; isp_done((struct ccb_scsiio *) ccb); break; } } ccb->csio.req_map = NULL; #ifdef DIAGNOSTIC if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { xpt_print(ccb->ccb_h.path, "invalid target\n"); ccb->ccb_h.status = CAM_PATH_INVALID; } else if (ISP_MAX_LUNS(isp) > 0 && ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { xpt_print(ccb->ccb_h.path, "invalid lun\n"); ccb->ccb_h.status = CAM_PATH_INVALID; } if (ccb->ccb_h.status == CAM_PATH_INVALID) { xpt_done(ccb); break; } #endif ccb->csio.scsi_status = SCSI_STATUS_OK; if (isp_get_pcmd(isp, ccb)) { isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); cam_freeze_devq(ccb->ccb_h.path); cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); ccb->ccb_h.status = CAM_REQUEUE_REQ; xpt_done(ccb); break; } error = isp_start((XS_T *) ccb); switch (error) { case CMD_QUEUED: ccb->ccb_h.status |= CAM_SIM_QUEUED; if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { break; } ts = ccb->ccb_h.timeout; if (ts == CAM_TIME_DEFAULT) { ts = 60*1000; } ts = isp_mstohz(ts); callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); break; case CMD_RQLATER: isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); cam_freeze_devq(ccb->ccb_h.path); cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); ccb->ccb_h.status = CAM_REQUEUE_REQ; isp_free_pcmd(isp, ccb); xpt_done(ccb); break; case CMD_EAGAIN: isp_free_pcmd(isp, ccb); cam_freeze_devq(ccb->ccb_h.path); cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); ccb->ccb_h.status = CAM_REQUEUE_REQ; xpt_done(ccb); break; case CMD_COMPLETE: isp_done((struct ccb_scsiio *) ccb); break; default: isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); ccb->ccb_h.status = CAM_REQUEUE_REQ; isp_free_pcmd(isp, ccb); xpt_done(ccb); } break; #ifdef ISP_TARGET_MODE case XPT_EN_LUN: /* Enable/Disable LUN as a target */ if (ccb->cel.enable) { isp_enable_lun(isp, ccb); } else { isp_disable_lun(isp, ccb); } break; case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ { tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); if (tptr == NULL) { const char *str; if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) str = "XPT_IMMEDIATE_NOTIFY"; else str = "XPT_ACCEPT_TARGET_IO"; ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: no state pointer found for %s\n", __func__, str); ccb->ccb_h.status = CAM_DEV_NOT_THERE; xpt_done(ccb); break; } ccb->ccb_h.spriv_field0 = 0; ccb->ccb_h.spriv_ptr1 = isp; if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { ccb->atio.tag_id = 0; SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO\n"); } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { ccb->cin1.seq_id = ccb->cin1.tag_id = 0; SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT\n"); } ccb->ccb_h.status = CAM_REQ_INPROG; break; } case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ { inot_private_data_t *ntp; /* * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb * XXX: matches that for the immediate notify, we have to *search* for the notify structure */ /* * All the relevant path information is in the associated immediate notify */ ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] NOTIFY ACKNOWLEDGE for 0x%x seen\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id); if (ntp == NULL) { ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] XPT_NOTIFY_ACKNOWLEDGE of 0x%x cannot find ntp private data\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); ccb->ccb_h.status = CAM_DEV_NOT_THERE; xpt_done(ccb); break; } if (isp_handle_platform_target_notify_ack(isp, &ntp->nt, (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { cam_freeze_devq(ccb->ccb_h.path); cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); ccb->ccb_h.status &= ~CAM_STATUS_MASK; ccb->ccb_h.status |= CAM_REQUEUE_REQ; break; } isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp); ccb->ccb_h.status = CAM_REQ_CMP; ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] calling xpt_done for tag 0x%x\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); xpt_done(ccb); break; } case XPT_CONT_TARGET_IO: isp_target_start_ctio(isp, ccb, FROM_CAM); break; #endif case XPT_RESET_DEV: /* BDR the specified SCSI device */ bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); tgt = ccb->ccb_h.target_id; tgt |= (bus << 16); error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); if (error) { ccb->ccb_h.status = CAM_REQ_CMP_ERR; } else { /* * If we have a FC device, reset the Command * Reference Number, because the target will expect * that we re-start the CRN at 1 after a reset. */ if (IS_FC(isp)) isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); ccb->ccb_h.status = CAM_REQ_CMP; } xpt_done(ccb); break; case XPT_ABORT: /* Abort the specified CCB */ { union ccb *accb = ccb->cab.abort_ccb; switch (accb->ccb_h.func_code) { #ifdef ISP_TARGET_MODE case XPT_ACCEPT_TARGET_IO: isp_abort_atio(isp, ccb); break; case XPT_IMMEDIATE_NOTIFY: isp_abort_inot(isp, ccb); break; #endif case XPT_SCSI_IO: error = isp_control(isp, ISPCTL_ABORT_CMD, accb); if (error) { ccb->ccb_h.status = CAM_UA_ABORT; } else { ccb->ccb_h.status = CAM_REQ_CMP; } break; default: ccb->ccb_h.status = CAM_REQ_INVALID; break; } /* * This is not a queued CCB, so the caller expects it to be * complete when control is returned. */ break; } #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ cts = &ccb->cts; if (!IS_CURRENT_SETTINGS(cts)) { ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(ccb); break; } tgt = cts->ccb_h.target_id; bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); if (IS_SCSI(isp)) { struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; sdparam *sdp = SDPARAM(isp, bus); uint16_t *dptr; if (spi->valid == 0 && scsi->valid == 0) { ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; } /* * We always update (internally) from goal_flags * so any request to change settings just gets * vectored to that location. */ dptr = &sdp->isp_devparam[tgt].goal_flags; if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) *dptr |= DPARM_DISC; else *dptr &= ~DPARM_DISC; } if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) *dptr |= DPARM_TQING; else *dptr &= ~DPARM_TQING; } if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) *dptr |= DPARM_WIDE; else *dptr &= ~DPARM_WIDE; } /* * XXX: FIX ME */ if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { *dptr |= DPARM_SYNC; /* * XXX: CHECK FOR LEGALITY */ sdp->isp_devparam[tgt].goal_period = spi->sync_period; sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; } else { *dptr &= ~DPARM_SYNC; } isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags, sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); sdp->isp_devparam[tgt].dev_update = 1; sdp->update = 1; } ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; case XPT_GET_TRAN_SETTINGS: cts = &ccb->cts; tgt = cts->ccb_h.target_id; bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); if (IS_FC(isp)) { fcparam *fcp = FCPARAM(isp, bus); struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; cts->protocol = PROTO_SCSI; cts->protocol_version = SCSI_REV_2; cts->transport = XPORT_FC; cts->transport_version = 0; scsi->valid = CTS_SCSI_VALID_TQ; scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; fc->valid = CTS_FC_VALID_SPEED; fc->bitrate = 100000; fc->bitrate *= fcp->isp_gbspeed; if (tgt < MAX_FC_TARG) { fcportdb_t *lp = &fcp->portdb[tgt]; fc->wwnn = lp->node_wwn; fc->wwpn = lp->port_wwn; fc->port = lp->portid; fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; } } else { struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; sdparam *sdp = SDPARAM(isp, bus); uint16_t dval, pval, oval; if (IS_CURRENT_SETTINGS(cts)) { sdp->isp_devparam[tgt].dev_refresh = 1; sdp->update = 1; (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); dval = sdp->isp_devparam[tgt].actv_flags; oval = sdp->isp_devparam[tgt].actv_offset; pval = sdp->isp_devparam[tgt].actv_period; } else { dval = sdp->isp_devparam[tgt].nvrm_flags; oval = sdp->isp_devparam[tgt].nvrm_offset; pval = sdp->isp_devparam[tgt].nvrm_period; } cts->protocol = PROTO_SCSI; cts->protocol_version = SCSI_REV_2; cts->transport = XPORT_SPI; cts->transport_version = 2; spi->valid = 0; scsi->valid = 0; spi->flags = 0; scsi->flags = 0; if (dval & DPARM_DISC) { spi->flags |= CTS_SPI_FLAGS_DISC_ENB; } if ((dval & DPARM_SYNC) && oval && pval) { spi->sync_offset = oval; spi->sync_period = pval; } else { spi->sync_offset = 0; spi->sync_period = 0; } spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; spi->valid |= CTS_SPI_VALID_SYNC_RATE; spi->valid |= CTS_SPI_VALID_BUS_WIDTH; if (dval & DPARM_WIDE) { spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; } else { spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; } if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { scsi->valid = CTS_SCSI_VALID_TQ; if (dval & DPARM_TQING) { scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; } spi->valid |= CTS_SPI_VALID_DISC; } isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); } ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; case XPT_CALC_GEOMETRY: cam_calc_geometry(&ccb->ccg, 1); xpt_done(ccb); break; case XPT_RESET_BUS: /* Reset the specified bus */ bus = cam_sim_bus(sim); error = isp_control(isp, ISPCTL_RESET_BUS, bus); if (error) { ccb->ccb_h.status = CAM_REQ_CMP_ERR; xpt_done(ccb); break; } if (bootverbose) { xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); } if (IS_FC(isp)) { xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); } else { xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); } ccb->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; case XPT_TERM_IO: /* Terminate the I/O process */ ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(ccb); break; case XPT_SET_SIM_KNOB: /* Set SIM knobs */ { struct ccb_sim_knob *kp = &ccb->knob; fcparam *fcp; if (!IS_FC(isp)) { ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(ccb); break; } bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); fcp = FCPARAM(isp, bus); if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); } ccb->ccb_h.status = CAM_REQ_CMP; if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { int rchange = 0; int newrole = 0; switch (kp->xport_specific.fc.role) { case KNOB_ROLE_NONE: if (fcp->role != ISP_ROLE_NONE) { rchange = 1; newrole = ISP_ROLE_NONE; } break; case KNOB_ROLE_TARGET: if (fcp->role != ISP_ROLE_TARGET) { rchange = 1; newrole = ISP_ROLE_TARGET; } break; case KNOB_ROLE_INITIATOR: if (fcp->role != ISP_ROLE_INITIATOR) { rchange = 1; newrole = ISP_ROLE_INITIATOR; } break; case KNOB_ROLE_BOTH: if (fcp->role != ISP_ROLE_BOTH) { rchange = 1; newrole = ISP_ROLE_BOTH; } break; } if (rchange) { ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); if (isp_control(isp, ISPCTL_CHANGE_ROLE, bus, newrole) != 0) { ccb->ccb_h.status = CAM_REQ_CMP_ERR; xpt_done(ccb); break; } } } xpt_done(ccb); break; } case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ case XPT_GET_SIM_KNOB: /* Get SIM knobs */ { struct ccb_sim_knob *kp = &ccb->knob; if (IS_FC(isp)) { fcparam *fcp; bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); fcp = FCPARAM(isp, bus); kp->xport_specific.fc.wwnn = fcp->isp_wwnn; kp->xport_specific.fc.wwpn = fcp->isp_wwpn; switch (fcp->role) { case ISP_ROLE_NONE: kp->xport_specific.fc.role = KNOB_ROLE_NONE; break; case ISP_ROLE_TARGET: kp->xport_specific.fc.role = KNOB_ROLE_TARGET; break; case ISP_ROLE_INITIATOR: kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; break; case ISP_ROLE_BOTH: kp->xport_specific.fc.role = KNOB_ROLE_BOTH; break; } kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; ccb->ccb_h.status = CAM_REQ_CMP; } else { ccb->ccb_h.status = CAM_REQ_INVALID; } xpt_done(ccb); break; } case XPT_PATH_INQ: /* Path routing inquiry */ { struct ccb_pathinq *cpi = &ccb->cpi; cpi->version_num = 1; #ifdef ISP_TARGET_MODE if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; else #endif cpi->target_sprt = 0; cpi->hba_eng_cnt = 0; cpi->max_target = ISP_MAX_TARGETS(isp) - 1; cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 255 : ISP_MAX_LUNS(isp) - 1; cpi->bus_id = cam_sim_bus(sim); if (isp->isp_osinfo.sixtyfourbit) cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; else cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); if (IS_FC(isp)) { fcparam *fcp = FCPARAM(isp, bus); cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; cpi->hba_misc |= PIM_EXTLUNS | PIM_NOSCAN; /* * Because our loop ID can shift from time to time, * make our initiator ID out of range of our bus. */ cpi->initiator_id = cpi->max_target + 1; /* * Set base transfer capabilities for Fibre Channel, for this HBA. */ if (IS_25XX(isp)) { cpi->base_transfer_speed = 8000000; } else if (IS_24XX(isp)) { cpi->base_transfer_speed = 4000000; } else if (IS_23XX(isp)) { cpi->base_transfer_speed = 2000000; } else { cpi->base_transfer_speed = 1000000; } cpi->hba_inquiry = PI_TAG_ABLE; cpi->transport = XPORT_FC; cpi->transport_version = 0; cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; cpi->xport_specific.fc.port = fcp->isp_portid; cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; } else { sdparam *sdp = SDPARAM(isp, bus); cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; cpi->hba_misc = PIM_UNMAPPED; cpi->initiator_id = sdp->isp_initiator_id; cpi->base_transfer_speed = 3300; cpi->transport = XPORT_SPI; cpi->transport_version = 2; } cpi->protocol = PROTO_SCSI; cpi->protocol_version = SCSI_REV_2; strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); cpi->unit_number = cam_sim_unit(sim); cpi->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break; } default: ccb->ccb_h.status = CAM_REQ_INVALID; xpt_done(ccb); break; } } void isp_done(XS_T *sccb) { ispsoftc_t *isp = XS_ISP(sccb); uint32_t status; if (XS_NOERR(sccb)) XS_SETERR(sccb, CAM_REQ_CMP); if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { sccb->ccb_h.status &= ~CAM_STATUS_MASK; if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; } else { sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; } } sccb->ccb_h.status &= ~CAM_SIM_QUEUED; status = sccb->ccb_h.status & CAM_STATUS_MASK; if (status != CAM_REQ_CMP && (sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { sccb->ccb_h.status |= CAM_DEV_QFRZN; xpt_freeze_devq(sccb->ccb_h.path, 1); } if (ISP_PCMD(sccb)) { if (callout_active(&PISP_PCMD(sccb)->wdog)) callout_stop(&PISP_PCMD(sccb)->wdog); isp_free_pcmd(isp, (union ccb *) sccb); } xpt_done((union ccb *) sccb); } void isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) { int bus; static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; char buf[64]; char *msg = NULL; target_id_t tgt; fcportdb_t *lp; struct isp_fc *fc; struct cam_path *tmppath; struct ac_contract ac; struct ac_device_changed *adc; va_list ap; switch (cmd) { case ISPASYNC_NEW_TGT_PARAMS: { struct ccb_trans_settings_scsi *scsi; struct ccb_trans_settings_spi *spi; int flags, tgt; sdparam *sdp; struct ccb_trans_settings cts; memset(&cts, 0, sizeof (struct ccb_trans_settings)); va_start(ap, cmd); bus = va_arg(ap, int); tgt = va_arg(ap, int); va_end(ap); sdp = SDPARAM(isp, bus); if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); break; } flags = sdp->isp_devparam[tgt].actv_flags; cts.type = CTS_TYPE_CURRENT_SETTINGS; cts.protocol = PROTO_SCSI; cts.transport = XPORT_SPI; scsi = &cts.proto_specific.scsi; spi = &cts.xport_specific.spi; if (flags & DPARM_TQING) { scsi->valid |= CTS_SCSI_VALID_TQ; scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; } if (flags & DPARM_DISC) { spi->valid |= CTS_SPI_VALID_DISC; spi->flags |= CTS_SPI_FLAGS_DISC_ENB; } spi->flags |= CTS_SPI_VALID_BUS_WIDTH; if (flags & DPARM_WIDE) { spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; } else { spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; } if (flags & DPARM_SYNC) { spi->valid |= CTS_SPI_VALID_SYNC_RATE; spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; spi->sync_period = sdp->isp_devparam[tgt].actv_period; spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; } isp_prt(isp, ISP_LOGDEBUG2, "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", bus, tgt, sdp->isp_devparam[tgt].actv_period, sdp->isp_devparam[tgt].actv_offset, flags); xpt_setup_ccb(&cts.ccb_h, tmppath, 1); xpt_async(AC_TRANSFER_NEG, tmppath, &cts); xpt_free_path(tmppath); break; } case ISPASYNC_BUS_RESET: { va_start(ap, cmd); bus = va_arg(ap, int); va_end(ap); isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); if (IS_FC(isp)) { xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); } else { xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); } break; } case ISPASYNC_LIP: if (msg == NULL) msg = "LIP Received"; /* FALLTHROUGH */ case ISPASYNC_LOOP_RESET: if (msg == NULL) msg = "LOOP Reset"; /* FALLTHROUGH */ case ISPASYNC_LOOP_DOWN: if (msg == NULL) msg = "LOOP Down"; va_start(ap, cmd); bus = va_arg(ap, int); va_end(ap); isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); isp_loop_changed(isp, bus); isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); break; case ISPASYNC_LOOP_UP: va_start(ap, cmd); bus = va_arg(ap, int); va_end(ap); isp_loop_changed(isp, bus); isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); break; case ISPASYNC_DEV_ARRIVED: va_start(ap, cmd); bus = va_arg(ap, int); lp = va_arg(ap, fcportdb_t *); va_end(ap); fc = ISP_FC_PC(isp, bus); tgt = FC_PORTDB_TGT(isp, bus, lp); isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { lp->is_target = 1; isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); isp_make_here(isp, lp, bus, tgt); } if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { lp->is_initiator = 1; ac.contract_number = AC_CONTRACT_DEV_CHG; adc = (struct ac_device_changed *) ac.contract_data; adc->wwpn = lp->port_wwn; adc->port = lp->portid; adc->target = tgt; adc->arrived = 1; xpt_async(AC_CONTRACT, fc->path, &ac); } break; case ISPASYNC_DEV_CHANGED: va_start(ap, cmd); bus = va_arg(ap, int); lp = va_arg(ap, fcportdb_t *); va_end(ap); fc = ISP_FC_PC(isp, bus); tgt = FC_PORTDB_TGT(isp, bus, lp); isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); changed: if (lp->is_target != ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { lp->is_target = !lp->is_target; if (lp->is_target) { isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); isp_make_here(isp, lp, bus, tgt); } else { isp_make_gone(isp, lp, bus, tgt); isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); } } if (lp->is_initiator != ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { lp->is_initiator = !lp->is_initiator; ac.contract_number = AC_CONTRACT_DEV_CHG; adc = (struct ac_device_changed *) ac.contract_data; adc->wwpn = lp->port_wwn; adc->port = lp->portid; adc->target = tgt; adc->arrived = lp->is_initiator; xpt_async(AC_CONTRACT, fc->path, &ac); } break; case ISPASYNC_DEV_STAYED: va_start(ap, cmd); bus = va_arg(ap, int); lp = va_arg(ap, fcportdb_t *); va_end(ap); fc = ISP_FC_PC(isp, bus); tgt = FC_PORTDB_TGT(isp, bus, lp); isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); goto changed; case ISPASYNC_DEV_GONE: va_start(ap, cmd); bus = va_arg(ap, int); lp = va_arg(ap, fcportdb_t *); va_end(ap); fc = ISP_FC_PC(isp, bus); tgt = FC_PORTDB_TGT(isp, bus, lp); /* * If this has a virtual target or initiator set the isp_gdt * timer running on it to delay its departure. */ isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); if (lp->is_target || lp->is_initiator) { lp->state = FC_PORTDB_STATE_ZOMBIE; lp->gone_timer = fc->gone_device_time; isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); if (fc->ready && !callout_active(&fc->gdt)) { isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime); callout_reset(&fc->gdt, hz, isp_gdt, fc); } break; } isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); break; case ISPASYNC_CHANGE_NOTIFY: { char *msg; int evt, nphdl, nlstate, portid, reason; va_start(ap, cmd); bus = va_arg(ap, int); evt = va_arg(ap, int); if (evt == ISPASYNC_CHANGE_PDB) { nphdl = va_arg(ap, int); nlstate = va_arg(ap, int); reason = va_arg(ap, int); } else if (evt == ISPASYNC_CHANGE_SNS) { portid = va_arg(ap, int); } else { nphdl = NIL_HANDLE; nlstate = reason = 0; } va_end(ap); fc = ISP_FC_PC(isp, bus); if (evt == ISPASYNC_CHANGE_PDB) { msg = "Port Database Changed"; isp_prt(isp, ISP_LOGINFO, "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", bus, msg, nphdl, nlstate, reason); } else if (evt == ISPASYNC_CHANGE_SNS) { msg = "Name Server Database Changed"; isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", bus, msg, portid); } else { msg = "Other Change Notify"; isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); } isp_loop_changed(isp, bus); break; } #ifdef ISP_TARGET_MODE case ISPASYNC_TARGET_NOTIFY: { isp_notify_t *notify; va_start(ap, cmd); notify = va_arg(ap, isp_notify_t *); va_end(ap); switch (notify->nt_ncode) { case NT_ABORT_TASK: case NT_ABORT_TASK_SET: case NT_CLEAR_ACA: case NT_CLEAR_TASK_SET: case NT_LUN_RESET: case NT_TARGET_RESET: case NT_QUERY_TASK_SET: case NT_QUERY_ASYNC_EVENT: /* * These are task management functions. */ isp_handle_platform_target_tmf(isp, notify); break; case NT_BUS_RESET: case NT_LIP_RESET: case NT_LINK_UP: case NT_LINK_DOWN: case NT_HBA_RESET: /* * No action need be taken here. */ break; case NT_GLOBAL_LOGOUT: case NT_LOGOUT: /* * This is device arrival/departure notification */ isp_handle_platform_target_notify_ack(isp, notify, 0); break; default: isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); isp_handle_platform_target_notify_ack(isp, notify, 0); break; } break; } case ISPASYNC_TARGET_NOTIFY_ACK: { void *inot; va_start(ap, cmd); inot = va_arg(ap, void *); va_end(ap); if (isp_notify_ack(isp, inot)) { isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); if (tp) { tp->isp = isp; memcpy(tp->data, inot, sizeof (tp->data)); tp->not = tp->data; callout_init_mtx(&tp->timer, &isp->isp_lock, 0); callout_reset(&tp->timer, 5, isp_refire_notify_ack, tp); } else { isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); } } break; } case ISPASYNC_TARGET_ACTION: { isphdr_t *hp; va_start(ap, cmd); hp = va_arg(ap, isphdr_t *); va_end(ap); switch (hp->rqs_entry_type) { default: isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); break; case RQSTYPE_NOTIFY: if (IS_24XX(isp)) { isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); } else { isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); } break; case RQSTYPE_ATIO: isp_handle_platform_atio7(isp, (at7_entry_t *) hp); break; case RQSTYPE_ATIO2: isp_handle_platform_atio2(isp, (at2_entry_t *) hp); break; case RQSTYPE_CTIO7: case RQSTYPE_CTIO3: case RQSTYPE_CTIO2: case RQSTYPE_CTIO: isp_handle_platform_ctio(isp, hp); break; case RQSTYPE_ABTS_RCVD: { abts_t *abts = (abts_t *)hp; isp_notify_t notify, *nt = ¬ify; atio_private_data_t *atp; fcportdb_t *lp; uint16_t chan; uint32_t sid, did; did = (abts->abts_did_hi << 16) | abts->abts_did_lo; sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; ISP_MEMZERO(nt, sizeof (isp_notify_t)); nt->nt_hba = isp; nt->nt_did = did; nt->nt_nphdl = abts->abts_nphdl; nt->nt_sid = sid; isp_find_chan_by_did(isp, did, &chan); if (chan == ISP_NOCHAN) { nt->nt_tgt = TGT_ANY; } else { nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { nt->nt_wwn = lp->port_wwn; } else { nt->nt_wwn = INI_ANY; } } /* * Try hard to find the lun for this command. */ atp = isp_find_atpd(isp, chan, abts->abts_rxid_task); nt->nt_lun = atp ? atp->lun : LUN_ANY; nt->nt_need_ack = 1; nt->nt_tagval = abts->abts_rxid_task; nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); if (abts->abts_rxid_task == ISP24XX_NO_TASK) { isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x has no task id (rx_id 0x%04x ox_id 0x%04x)", abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); } else { isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x for task 0x%x (rx_id 0x%04x ox_id 0x%04x)", abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); } nt->nt_channel = chan; nt->nt_ncode = NT_ABORT_TASK; nt->nt_lreserved = hp; isp_handle_platform_target_tmf(isp, nt); break; } } break; } #endif case ISPASYNC_FW_CRASH: { uint16_t mbox1, mbox6; mbox1 = ISP_READ(isp, OUTMAILBOX1); if (IS_DUALBUS(isp)) { mbox6 = ISP_READ(isp, OUTMAILBOX6); } else { mbox6 = 0; } isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); #if 0 mbox1 = isp->isp_osinfo.mbox_sleep_ok; isp->isp_osinfo.mbox_sleep_ok = 0; isp_reinit(isp, 1); isp->isp_osinfo.mbox_sleep_ok = mbox1; isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); #endif break; } default: isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); break; } } uint64_t isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) { uint64_t seed; struct isp_fc *fc = ISP_FC_PC(isp, chan); /* First try to use explicitly configured WWNs. */ seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; if (seed) return (seed); /* Otherwise try to use WWNs from NVRAM. */ if (isactive) { seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; if (seed) return (seed); } /* If still no WWNs, try to steal them from the first channel. */ if (chan > 0) { seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; if (seed == 0) { seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; } } /* If still nothing -- improvise. */ if (seed == 0) { seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); if (!iswwnn) seed ^= 0x0100000000000000ULL; } /* For additional channels we have to improvise even more. */ if (!iswwnn && chan > 0) { /* * We'll stick our channel number plus one first into bits * 57..59 and thence into bits 52..55 which allows for 8 bits * of channel which is enough for our maximum of 255 channels. */ seed ^= 0x0100000000000000ULL; seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; } return (seed); } void isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) { int loc; char lbuf[200]; va_list ap; if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { return; } snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); loc = strlen(lbuf); va_start(ap, fmt); vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); va_end(ap); printf("%s\n", lbuf); } void isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) { va_list ap; if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { return; } xpt_print_path(xs->ccb_h.path); va_start(ap, fmt); vprintf(fmt, ap); va_end(ap); printf("\n"); } uint64_t isp_nanotime_sub(struct timespec *b, struct timespec *a) { uint64_t elapsed; struct timespec x = *b; timespecsub(&x, a); elapsed = GET_NANOSEC(&x); if (elapsed == 0) elapsed++; return (elapsed); } int isp_mbox_acquire(ispsoftc_t *isp) { if (isp->isp_osinfo.mboxbsy) { return (1); } else { isp->isp_osinfo.mboxcmd_done = 0; isp->isp_osinfo.mboxbsy = 1; return (0); } } void isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) { u_int t, to; to = (mbp->timeout == 0) ? MBCMD_DEFAULT_TIMEOUT : mbp->timeout; if (isp->isp_osinfo.mbox_sleep_ok) { isp->isp_osinfo.mbox_sleep_ok = 0; isp->isp_osinfo.mbox_sleeping = 1; msleep_sbt(&isp->isp_osinfo.mboxcmd_done, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", to * SBT_1US, 0, 0); isp->isp_osinfo.mbox_sleep_ok = 1; isp->isp_osinfo.mbox_sleeping = 0; } else { for (t = 0; t < to; t += 100) { if (isp->isp_osinfo.mboxcmd_done) break; ISP_RUN_ISR(isp); if (isp->isp_osinfo.mboxcmd_done) break; ISP_DELAY(100); } } if (isp->isp_osinfo.mboxcmd_done == 0) { isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (%s:%d)", isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, to, mbp->func, mbp->lineno); mbp->param[0] = MBOX_TIMEOUT; isp->isp_osinfo.mboxcmd_done = 1; } } void isp_mbox_notify_done(ispsoftc_t *isp) { isp->isp_osinfo.mboxcmd_done = 1; if (isp->isp_osinfo.mbox_sleeping) wakeup(&isp->isp_osinfo.mboxcmd_done); } void isp_mbox_release(ispsoftc_t *isp) { isp->isp_osinfo.mboxbsy = 0; } int isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) { int ret = 0; if (isp->isp_osinfo.pc.fc[chan].fcbsy) { ret = -1; } else { isp->isp_osinfo.pc.fc[chan].fcbsy = 1; } return (ret); } int isp_mstohz(int ms) { int hz; struct timeval t; t.tv_sec = ms / 1000; t.tv_usec = (ms % 1000) * 1000; hz = tvtohz(&t); if (hz < 0) { hz = 0x7fffffff; } if (hz == 0) { hz = 1; } return (hz); } void isp_platform_intr(void *arg) { ispsoftc_t *isp = arg; ISP_LOCK(isp); ISP_RUN_ISR(isp); ISP_UNLOCK(isp); } void isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) { if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); } else { bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); } bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); } /* * Reset the command reference number for all LUNs on a specific target * (needed when a target arrives again) or for all targets on a port * (needed for events like a LIP). */ void isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) { struct isp_fc *fc = ISP_FC_PC(isp, chan); struct isp_nexus *nxp; int i; if (tgt_set == 0) isp_prt(isp, ISP_LOGDEBUG0, "Chan %d resetting CRN on all targets", chan); else isp_prt(isp, ISP_LOGDEBUG0, "Chan %d resetting CRN on target %u", chan, tgt); for (i = 0; i < NEXUS_HASH_WIDTH; i++) { for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { if (tgt_set == 0 || tgt == nxp->tgt) nxp->crnseed = 0; } } } int isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) { lun_id_t lun; uint32_t chan, tgt; struct isp_fc *fc; struct isp_nexus *nxp; int idx; if (IS_2100(isp)) return (0); chan = XS_CHANNEL(cmd); tgt = XS_TGT(cmd); lun = XS_LUN(cmd); fc = &isp->isp_osinfo.pc.fc[chan]; idx = NEXUS_HASH(tgt, lun); nxp = fc->nexus_hash[idx]; while (nxp) { if (nxp->tgt == tgt && nxp->lun == lun) break; nxp = nxp->next; } if (nxp == NULL) { nxp = fc->nexus_free_list; if (nxp == NULL) { nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); if (nxp == NULL) { return (-1); } } else { fc->nexus_free_list = nxp->next; } nxp->tgt = tgt; nxp->lun = lun; nxp->next = fc->nexus_hash[idx]; fc->nexus_hash[idx] = nxp; } if (nxp->crnseed == 0) nxp->crnseed = 1; PISP_PCMD(cmd)->crn = nxp->crnseed; *crnp = nxp->crnseed++; return (0); } /* * We enter with the lock held */ void isp_timer(void *arg) { ispsoftc_t *isp = arg; #ifdef ISP_TARGET_MODE isp_tmcmd_restart(isp); #endif callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); } isp_ecmd_t * isp_get_ecmd(ispsoftc_t *isp) { isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; if (ecmd) { isp->isp_osinfo.ecmd_free = ecmd->next; } return (ecmd); } void isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) { ecmd->next = isp->isp_osinfo.ecmd_free; isp->isp_osinfo.ecmd_free = ecmd; } Index: head/sys/dev/isp/isp_target.c =================================================================== --- head/sys/dev/isp/isp_target.c (revision 315481) +++ head/sys/dev/isp/isp_target.c (revision 315482) @@ -1,1437 +1,1420 @@ /*- * Copyright (c) 1997-2009 by Matthew Jacob * 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. * 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. * * THIS SOFTWARE IS PROVIDED BY 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 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. * */ /* * Machine and OS Independent Target Mode Code for the Qlogic SCSI/FC adapters. */ /* * Bug fixes gratefully acknowledged from: * Oded Kedem */ /* * Include header file appropriate for platform we're building on. */ #ifdef __NetBSD__ #include #endif #ifdef __FreeBSD__ #include __FBSDID("$FreeBSD$"); #include #endif #ifdef __OpenBSD__ #include #endif #ifdef __linux__ #include "isp_linux.h" #endif #ifdef ISP_TARGET_MODE static const char atiocope[] = "ATIO returned for LUN %x because it was in the middle of Bus Device Reset on bus %d"; static const char atior[] = "ATIO returned for LUN %x from handle 0x%x because a Bus Reset occurred on bus %d"; static const char rqo[] = "%s: Request Queue Overflow"; static void isp_got_msg_fc(ispsoftc_t *, in_fcentry_t *); static void isp_got_tmf_24xx(ispsoftc_t *, at7_entry_t *); static void isp_handle_atio2(ispsoftc_t *, at2_entry_t *); static void isp_handle_ctio2(ispsoftc_t *, ct2_entry_t *); static void isp_handle_ctio7(ispsoftc_t *, ct7_entry_t *); static void isp_handle_24xx_inotify(ispsoftc_t *, in_fcentry_24xx_t *); /* * The Qlogic driver gets an interrupt to look at response queue entries. * Some of these are status completions for initiatior mode commands, but * if target mode is enabled, we get a whole wad of response queue entries * to be handled here. * * Basically the split into 3 main groups: Lun Enable/Modification responses, * SCSI Command processing, and Immediate Notification events. * * You start by writing a request queue entry to enable target mode (and * establish some resource limitations which you can modify later). * The f/w responds with a LUN ENABLE or LUN MODIFY response with * the status of this action. If the enable was successful, you can expect... * * Response queue entries with SCSI commands encapsulate show up in an ATIO * (Accept Target IO) type- sometimes with enough info to stop the command at * this level. Ultimately the driver has to feed back to the f/w's request * queue a sequence of CTIOs (continue target I/O) that describe data to * be moved and/or status to be sent) and finally finishing with sending * to the f/w's response queue an ATIO which then completes the handshake * with the f/w for that command. There's a lot of variations on this theme, * including flags you can set in the CTIO for the Qlogic 2X00 fibre channel * cards that 'auto-replenish' the f/w's ATIO count, but this is the basic * gist of it. * * The third group that can show up in the response queue are Immediate * Notification events. These include things like notifications of SCSI bus * resets, or Bus Device Reset messages or other messages received. This * a classic oddbins area. It can get a little weird because you then turn * around and acknowledge the Immediate Notify by writing an entry onto the * request queue and then the f/w turns around and gives you an acknowledgement * to *your* acknowledgement on the response queue (the idea being to let * the f/w tell you when the event is *really* over I guess). * */ /* * A new response queue entry has arrived. The interrupt service code * has already swizzled it into the platform dependent from canonical form. * * Because of the way this driver is designed, unfortunately most of the * actual synchronization work has to be done in the platform specific * code- we have no synchroniation primitives in the common code. */ int isp_target_notify(ispsoftc_t *isp, void *vptr, uint32_t *optrp) { uint16_t status; uint32_t seqid; union { at2_entry_t *at2iop; at2e_entry_t *at2eiop; at7_entry_t *at7iop; ct2_entry_t *ct2iop; ct2e_entry_t *ct2eiop; ct7_entry_t *ct7iop; lun_entry_t *lunenp; in_fcentry_t *inot_fcp; in_fcentry_e_t *inote_fcp; in_fcentry_24xx_t *inot_24xx; na_fcentry_t *nack_fcp; na_fcentry_e_t *nacke_fcp; na_fcentry_24xx_t *nack_24xx; isphdr_t *hp; abts_t *abts; abts_rsp_t *abts_rsp; els_t *els; void * *vp; #define at2iop unp.at2iop #define at2eiop unp.at2eiop #define at7iop unp.at7iop #define ct2iop unp.ct2iop #define ct2eiop unp.ct2eiop #define ct7iop unp.ct7iop #define lunenp unp.lunenp #define inot_fcp unp.inot_fcp #define inote_fcp unp.inote_fcp #define inot_24xx unp.inot_24xx #define nack_fcp unp.nack_fcp #define nacke_fcp unp.nacke_fcp #define nack_24xx unp.nack_24xx #define abts unp.abts #define abts_rsp unp.abts_rsp #define els unp.els #define hdrp unp.hp } unp; uint8_t local[QENTRY_LEN]; uint16_t iid; int bus, type, len, level, rval = 1; isp_notify_t notify; type = isp_get_response_type(isp, (isphdr_t *)vptr); unp.vp = vptr; ISP_TDQE(isp, "isp_target_notify", (int) *optrp, vptr); switch (type) { case RQSTYPE_ATIO: isp_get_atio7(isp, at7iop, (at7_entry_t *) local); at7iop = (at7_entry_t *) local; /* * Check for and do something with commands whose * IULEN extends past a single queue entry. */ len = at7iop->at_ta_len & 0x0fff; if (len > (QENTRY_LEN - 8)) { len -= (QENTRY_LEN - 8); isp_prt(isp, ISP_LOGINFO, "long IU length (%d) ignored", len); while (len > 0) { *optrp = ISP_NXT_QENTRY(*optrp, RESULT_QUEUE_LEN(isp)); len -= QENTRY_LEN; } } /* * Check for a task management function */ if (at7iop->at_cmnd.fcp_cmnd_task_management) { isp_got_tmf_24xx(isp, at7iop); break; } /* * Just go straight to outer layer for this one. */ isp_async(isp, ISPASYNC_TARGET_ACTION, local); break; case RQSTYPE_ATIO2: if (ISP_CAP_2KLOGIN(isp)) { isp_get_atio2e(isp, at2eiop, (at2e_entry_t *) local); } else { isp_get_atio2(isp, at2iop, (at2_entry_t *) local); } isp_handle_atio2(isp, (at2_entry_t *) local); break; case RQSTYPE_CTIO3: case RQSTYPE_CTIO2: if (ISP_CAP_2KLOGIN(isp)) { isp_get_ctio2e(isp, ct2eiop, (ct2e_entry_t *) local); } else { isp_get_ctio2(isp, ct2iop, (ct2_entry_t *) local); } isp_handle_ctio2(isp, (ct2_entry_t *) local); break; case RQSTYPE_CTIO7: isp_get_ctio7(isp, ct7iop, (ct7_entry_t *) local); isp_handle_ctio7(isp, (ct7_entry_t *) local); break; case RQSTYPE_ENABLE_LUN: case RQSTYPE_MODIFY_LUN: isp_get_enable_lun(isp, lunenp, (lun_entry_t *) local); isp_async(isp, ISPASYNC_TARGET_ACTION, local); break; case RQSTYPE_NOTIFY: bus = 0; if (IS_24XX(isp)) { isp_get_notify_24xx(isp, inot_24xx, (in_fcentry_24xx_t *)local); inot_24xx = (in_fcentry_24xx_t *) local; isp_handle_24xx_inotify(isp, inot_24xx); break; } else { if (ISP_CAP_2KLOGIN(isp)) { in_fcentry_e_t *ecp = (in_fcentry_e_t *)local; isp_get_notify_fc_e(isp, inote_fcp, ecp); iid = ecp->in_iid; status = ecp->in_status; seqid = ecp->in_seqid; } else { in_fcentry_t *fcp = (in_fcentry_t *)local; isp_get_notify_fc(isp, inot_fcp, fcp); iid = fcp->in_iid; status = fcp->in_status; seqid = fcp->in_seqid; } } isp_prt(isp, ISP_LOGTDEBUG0, "Immediate Notify On Bus %d, status=0x%x seqid=0x%x", bus, status, seqid); switch (status) { case IN_MSG_RECEIVED: case IN_IDE_RECEIVED: isp_got_msg_fc(isp, (in_fcentry_t *)local); break; case IN_RSRC_UNAVAIL: isp_prt(isp, ISP_LOGINFO, "Firmware out of ATIOs"); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, local); break; case IN_RESET: ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_tgt = TGT_ANY; notify.nt_nphdl = iid; notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; notify.nt_lun = LUN_ANY; notify.nt_tagval = TAG_ANY; notify.nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); notify.nt_ncode = NT_BUS_RESET; notify.nt_need_ack = 1; notify.nt_lreserved = local; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case IN_PORT_LOGOUT: ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_nphdl = iid; notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; notify.nt_ncode = NT_LOGOUT; notify.nt_need_ack = 1; notify.nt_lreserved = local; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case IN_ABORT_TASK: ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_nphdl = iid; notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; notify.nt_ncode = NT_ABORT_TASK; notify.nt_need_ack = 1; notify.nt_lreserved = local; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case IN_GLOBAL_LOGO: isp_prt(isp, ISP_LOGTINFO, "%s: all ports logged out", __func__); ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_nphdl = NIL_HANDLE; notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; notify.nt_ncode = NT_GLOBAL_LOGOUT; notify.nt_need_ack = 1; notify.nt_lreserved = local; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case IN_PORT_CHANGED: isp_prt(isp, ISP_LOGTINFO, "%s: port changed", __func__); ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_nphdl = NIL_HANDLE; notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; notify.nt_ncode = NT_CHANGED; notify.nt_need_ack = 1; notify.nt_lreserved = local; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; default: ISP_SNPRINTF(local, sizeof local, "%s: unknown status to RQSTYPE_NOTIFY (0x%x)", __func__, status); isp_print_bytes(isp, local, QENTRY_LEN, vptr); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, local); break; } break; case RQSTYPE_NOTIFY_ACK: /* * The ISP is acknowledging our acknowledgement of an * Immediate Notify entry for some asynchronous event. */ if (IS_24XX(isp)) { isp_get_notify_ack_24xx(isp, nack_24xx, (na_fcentry_24xx_t *) local); nack_24xx = (na_fcentry_24xx_t *) local; if (nack_24xx->na_status != NA_OK) { level = ISP_LOGINFO; } else { level = ISP_LOGTDEBUG1; } isp_prt(isp, level, "Notify Ack Status=0x%x; Subcode 0x%x seqid=0x%x", nack_24xx->na_status, nack_24xx->na_status_subcode, nack_24xx->na_rxid); } else { if (ISP_CAP_2KLOGIN(isp)) { isp_get_notify_ack_fc_e(isp, nacke_fcp, (na_fcentry_e_t *)local); } else { isp_get_notify_ack_fc(isp, nack_fcp, (na_fcentry_t *)local); } nack_fcp = (na_fcentry_t *)local; if (nack_fcp->na_status != NA_OK) { level = ISP_LOGINFO; } else { level = ISP_LOGTDEBUG1; } isp_prt(isp, level, "Notify Ack Status=0x%x seqid 0x%x", nack_fcp->na_status, nack_fcp->na_seqid); } break; case RQSTYPE_ABTS_RCVD: isp_get_abts(isp, abts, (abts_t *)local); isp_async(isp, ISPASYNC_TARGET_ACTION, &local); break; case RQSTYPE_ABTS_RSP: isp_get_abts_rsp(isp, abts_rsp, (abts_rsp_t *)local); abts_rsp = (abts_rsp_t *) local; if (abts_rsp->abts_rsp_status) { level = ISP_LOGINFO; } else { level = ISP_LOGTDEBUG0; } isp_prt(isp, level, "ABTS RSP response[0x%x]: status=0x%x sub=(0x%x 0x%x)", abts_rsp->abts_rsp_rxid_task, abts_rsp->abts_rsp_status, abts_rsp->abts_rsp_payload.rsp.subcode1, abts_rsp->abts_rsp_payload.rsp.subcode2); break; default: isp_prt(isp, ISP_LOGERR, "%s: unknown entry type 0x%x", __func__, type); rval = 0; break; } #undef atiop #undef at2iop #undef at2eiop #undef at7iop #undef ctiop #undef ct2iop #undef ct2eiop #undef ct7iop #undef lunenp #undef inotp #undef inot_fcp #undef inote_fcp #undef inot_24xx #undef nackp #undef nack_fcp #undef nacke_fcp #undef hack_24xx #undef abts #undef abts_rsp #undef els #undef hdrp return (rval); } int isp_target_put_entry(ispsoftc_t *isp, void *ap) { void *outp; uint8_t etype = ((isphdr_t *) ap)->rqs_entry_type; outp = isp_getrqentry(isp); if (outp == NULL) { isp_prt(isp, ISP_LOGWARN, rqo, __func__); return (-1); } switch (etype) { + case RQSTYPE_NOTIFY_ACK: + if (IS_24XX(isp)) + isp_put_notify_24xx_ack(isp, (na_fcentry_24xx_t *)ap, + (na_fcentry_24xx_t *)outp); + else if (ISP_CAP_2KLOGIN(isp)) + isp_put_notify_ack_fc_e(isp, (na_fcentry_e_t *)ap, + (na_fcentry_e_t *)outp); + else + isp_put_notify_ack_fc(isp, ap, (na_fcentry_t *)outp); + break; case RQSTYPE_ATIO2: - if (ISP_CAP_2KLOGIN(isp)) { - isp_put_atio2e(isp, (at2e_entry_t *) ap, (at2e_entry_t *) outp); - } else { - isp_put_atio2(isp, (at2_entry_t *) ap, (at2_entry_t *) outp); - } + if (ISP_CAP_2KLOGIN(isp)) + isp_put_atio2e(isp, (at2e_entry_t *)ap, + (at2e_entry_t *)outp); + else + isp_put_atio2(isp, (at2_entry_t *)ap, + (at2_entry_t *)outp); break; case RQSTYPE_CTIO2: - if (ISP_CAP_2KLOGIN(isp)) { - isp_put_ctio2e(isp, (ct2e_entry_t *) ap, (ct2e_entry_t *) outp); - } else { - isp_put_ctio2(isp, (ct2_entry_t *) ap, (ct2_entry_t *) outp); - } + if (ISP_CAP_2KLOGIN(isp)) + isp_put_ctio2e(isp, (ct2e_entry_t *)ap, + (ct2e_entry_t *)outp); + else + isp_put_ctio2(isp, (ct2_entry_t *)ap, + (ct2_entry_t *)outp); break; case RQSTYPE_CTIO7: - isp_put_ctio7(isp, (ct7_entry_t *) ap, (ct7_entry_t *) outp); + isp_put_ctio7(isp, (ct7_entry_t *)ap, (ct7_entry_t *)outp); break; + case RQSTYPE_ABTS_RSP: + isp_put_abts_rsp(isp, (abts_rsp_t *)ap, (abts_rsp_t *)outp); + break; default: isp_prt(isp, ISP_LOGERR, "%s: Unknown type 0x%x", __func__, etype); return (-1); } ISP_TDQE(isp, __func__, isp->isp_reqidx, ap); ISP_SYNC_REQUEST(isp); return (0); } int isp_target_put_atio(ispsoftc_t *isp, void *arg) { at2_entry_t *aep = arg; union { at2_entry_t _atio2; at2e_entry_t _atio2e; } atun; ISP_MEMZERO(&atun, sizeof atun); atun._atio2.at_header.rqs_entry_type = RQSTYPE_ATIO2; atun._atio2.at_header.rqs_entry_count = 1; if (ISP_CAP_SCCFW(isp)) { atun._atio2.at_scclun = aep->at_scclun; } else { atun._atio2.at_lun = (uint8_t) aep->at_lun; } if (ISP_CAP_2KLOGIN(isp)) { atun._atio2e.at_iid = ((at2e_entry_t *)aep)->at_iid; } else { atun._atio2.at_iid = aep->at_iid; } atun._atio2.at_rxid = aep->at_rxid; atun._atio2.at_status = CT_OK; return (isp_target_put_entry(isp, &atun)); } /* * Command completion- both for handling cases of no resources or * no blackhole driver, or other cases where we have to, inline, * finish the command sanely, or for normal command completion. * * The 'completion' code value has the scsi status byte in the low 8 bits. * If status is a CHECK CONDITION and bit 8 is nonzero, then bits 12..15 have * the sense key and bits 16..23 have the ASCQ and bits 24..31 have the ASC * values. * * NB: the key, asc, ascq, cannot be used for parallel SCSI as it doesn't * NB: inline SCSI sense reporting. As such, we lose this information. XXX. * * For both parallel && fibre channel, we use the feature that does * an automatic resource autoreplenish so we don't have then later do * put of an atio to replenish the f/w's resource count. */ int isp_endcmd(ispsoftc_t *isp, ...) { uint32_t code, hdl; uint8_t sts; union { ct2_entry_t _ctio2; ct2e_entry_t _ctio2e; ct7_entry_t _ctio7; } un; va_list ap; int vpidx, nphdl; ISP_MEMZERO(&un, sizeof un); if (IS_24XX(isp)) { at7_entry_t *aep; ct7_entry_t *cto = &un._ctio7; va_start(ap, isp); aep = va_arg(ap, at7_entry_t *); nphdl = va_arg(ap, int); /* * Note that vpidx may equal 0xff (unknown) here */ vpidx = va_arg(ap, int); code = va_arg(ap, uint32_t); hdl = va_arg(ap, uint32_t); va_end(ap); isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] chan %d code %x", __func__, aep->at_rxid, vpidx, code); sts = code & 0xff; cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; cto->ct_header.rqs_entry_count = 1; cto->ct_nphdl = nphdl; cto->ct_rxid = aep->at_rxid; cto->ct_iid_lo = (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; cto->ct_iid_hi = aep->at_hdr.s_id[0]; cto->ct_oxid = aep->at_hdr.ox_id; cto->ct_scsi_status = sts; cto->ct_vpidx = vpidx; cto->ct_flags = CT7_NOACK; if (code & ECMD_TERMINATE) { cto->ct_flags |= CT7_TERMINATE; } else if (code & ECMD_SVALID) { cto->ct_flags |= CT7_FLAG_MODE1 | CT7_SENDSTATUS; cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); cto->ct_senselen = min(16, MAXRESPLEN_24XX); ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); cto->rsp.m1.ct_resp[0] = 0xf0; cto->rsp.m1.ct_resp[2] = (code >> 12) & 0xf; cto->rsp.m1.ct_resp[7] = 8; cto->rsp.m1.ct_resp[12] = (code >> 16) & 0xff; cto->rsp.m1.ct_resp[13] = (code >> 24) & 0xff; } else if (code & ECMD_RVALID) { cto->ct_flags |= CT7_FLAG_MODE1 | CT7_SENDSTATUS; cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); cto->rsp.m1.ct_resplen = 4; ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); cto->rsp.m1.ct_resp[0] = (code >> 12) & 0xf; cto->rsp.m1.ct_resp[1] = (code >> 16) & 0xff; cto->rsp.m1.ct_resp[2] = (code >> 24) & 0xff; cto->rsp.m1.ct_resp[3] = 0; } else { cto->ct_flags |= CT7_FLAG_MODE1 | CT7_SENDSTATUS; } if (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl != 0) { cto->ct_resid = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); } cto->ct_syshandle = hdl; } else { at2_entry_t *aep; ct2_entry_t *cto = &un._ctio2; va_start(ap, isp); aep = va_arg(ap, at2_entry_t *); /* nphdl and vpidx are unused here. */ nphdl = va_arg(ap, int); vpidx = va_arg(ap, int); code = va_arg(ap, uint32_t); hdl = va_arg(ap, uint32_t); va_end(ap); isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] code %x", __func__, aep->at_rxid, code); sts = code & 0xff; cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; cto->ct_header.rqs_entry_count = 1; if (ISP_CAP_SCCFW(isp) == 0) { cto->ct_lun = aep->at_lun; } if (ISP_CAP_2KLOGIN(isp)) { un._ctio2e.ct_iid = ((at2e_entry_t *)aep)->at_iid; } else { cto->ct_iid = aep->at_iid; } cto->ct_rxid = aep->at_rxid; cto->rsp.m1.ct_scsi_status = sts; cto->ct_flags = CT2_SENDSTATUS | CT2_NO_DATA | CT2_FLAG_MODE1; if (hdl == 0) { cto->ct_flags |= CT2_CCINCR; } if (aep->at_datalen) { cto->ct_resid = aep->at_datalen; cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; } if (sts == SCSI_CHECK && (code & ECMD_SVALID)) { cto->rsp.m1.ct_resp[0] = 0xf0; cto->rsp.m1.ct_resp[2] = (code >> 12) & 0xf; cto->rsp.m1.ct_resp[7] = 8; cto->rsp.m1.ct_resp[12] = (code >> 24) & 0xff; cto->rsp.m1.ct_resp[13] = (code >> 16) & 0xff; cto->rsp.m1.ct_senselen = 16; cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; } cto->ct_syshandle = hdl; } return (isp_target_put_entry(isp, &un)); } /* * These are either broadcast events or specifically CTIO fast completion */ void isp_target_async(ispsoftc_t *isp, int bus, int event) { isp_notify_t notify; ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_nphdl = NIL_HANDLE; notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; notify.nt_tgt = TGT_ANY; notify.nt_channel = bus; notify.nt_lun = LUN_ANY; notify.nt_tagval = TAG_ANY; notify.nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); switch (event) { case ASYNC_LOOP_UP: case ASYNC_PTPMODE: isp_prt(isp, ISP_LOGTDEBUG0, "%s: LOOP UP", __func__); notify.nt_ncode = NT_LINK_UP; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case ASYNC_LOOP_DOWN: isp_prt(isp, ISP_LOGTDEBUG0, "%s: LOOP DOWN", __func__); notify.nt_ncode = NT_LINK_DOWN; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case ASYNC_LIP_ERROR: case ASYNC_LIP_NOS_OLS_RECV: case ASYNC_LIP_OCCURRED: case ASYNC_LOOP_RESET: isp_prt(isp, ISP_LOGTDEBUG0, "%s: LIP RESET", __func__); notify.nt_ncode = NT_LIP_RESET; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case ASYNC_BUS_RESET: case ASYNC_TIMEOUT_RESET: /* XXX: where does this come from ? */ isp_prt(isp, ISP_LOGTDEBUG0, "%s: BUS RESET", __func__); notify.nt_ncode = NT_BUS_RESET; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case ASYNC_DEVICE_RESET: isp_prt(isp, ISP_LOGTDEBUG0, "%s: DEVICE RESET", __func__); notify.nt_ncode = NT_TARGET_RESET; isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); break; case ASYNC_CTIO_DONE: { uint8_t storage[QENTRY_LEN]; isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO DONE", __func__); memset(storage, 0, QENTRY_LEN); if (IS_24XX(isp)) { ct7_entry_t *ct = (ct7_entry_t *) storage; ct->ct_header.rqs_entry_type = RQSTYPE_CTIO7; ct->ct_nphdl = CT7_OK; ct->ct_syshandle = bus; ct->ct_flags = CT7_SENDSTATUS; } else { /* This should also suffice for 2K login code */ ct2_entry_t *ct = (ct2_entry_t *) storage; ct->ct_header.rqs_entry_type = RQSTYPE_CTIO2; ct->ct_status = CT_OK; ct->ct_syshandle = bus; ct->ct_flags = CT2_SENDSTATUS|CT2_FASTPOST; } isp_async(isp, ISPASYNC_TARGET_ACTION, storage); break; } default: isp_prt(isp, ISP_LOGERR, "%s: unknown event 0x%x", __func__, event); break; } } /* * Synthesize a message from the task management flags in a FCP_CMND_IU. */ static void isp_got_msg_fc(ispsoftc_t *isp, in_fcentry_t *inp) { isp_notify_t notify; static const char f1[] = "%s from N-port handle 0x%x lun %x seq 0x%x"; static const char f2[] = "unknown %s 0x%x lun %x N-Port handle 0x%x task flags 0x%x seq 0x%x\n"; uint16_t seqid, nphdl; ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; if (ISP_CAP_2KLOGIN(isp)) { notify.nt_nphdl = ((in_fcentry_e_t *)inp)->in_iid; nphdl = ((in_fcentry_e_t *)inp)->in_iid; seqid = ((in_fcentry_e_t *)inp)->in_seqid; } else { notify.nt_nphdl = inp->in_iid; nphdl = inp->in_iid; seqid = inp->in_seqid; } notify.nt_sid = PORT_ANY; notify.nt_did = PORT_ANY; /* nt_tgt set in outer layers */ if (ISP_CAP_SCCFW(isp)) { notify.nt_lun = inp->in_scclun; } else { notify.nt_lun = inp->in_lun; } notify.nt_tagval = seqid; notify.nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); notify.nt_need_ack = 1; notify.nt_lreserved = inp; if (inp->in_status != IN_MSG_RECEIVED) { isp_prt(isp, ISP_LOGINFO, f2, "immediate notify status", inp->in_status, notify.nt_lun, nphdl, inp->in_task_flags, inp->in_seqid); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); return; } if (inp->in_task_flags & TASK_FLAGS_ABORT_TASK_SET) { isp_prt(isp, ISP_LOGINFO, f1, "ABORT TASK SET", nphdl, notify.nt_lun, inp->in_seqid); notify.nt_ncode = NT_ABORT_TASK_SET; } else if (inp->in_task_flags & TASK_FLAGS_CLEAR_TASK_SET) { isp_prt(isp, ISP_LOGINFO, f1, "CLEAR TASK SET", nphdl, notify.nt_lun, inp->in_seqid); notify.nt_ncode = NT_CLEAR_TASK_SET; } else if (inp->in_task_flags & TASK_FLAGS_LUN_RESET) { isp_prt(isp, ISP_LOGINFO, f1, "LUN RESET", nphdl, notify.nt_lun, inp->in_seqid); notify.nt_ncode = NT_LUN_RESET; } else if (inp->in_task_flags & TASK_FLAGS_TARGET_RESET) { isp_prt(isp, ISP_LOGINFO, f1, "TARGET RESET", nphdl, notify.nt_lun, inp->in_seqid); notify.nt_ncode = NT_TARGET_RESET; } else if (inp->in_task_flags & TASK_FLAGS_CLEAR_ACA) { isp_prt(isp, ISP_LOGINFO, f1, "CLEAR ACA", nphdl, notify.nt_lun, inp->in_seqid); notify.nt_ncode = NT_CLEAR_ACA; } else { isp_prt(isp, ISP_LOGWARN, f2, "task flag", inp->in_status, notify.nt_lun, nphdl, inp->in_task_flags, inp->in_seqid); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); return; } isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); } static void isp_got_tmf_24xx(ispsoftc_t *isp, at7_entry_t *aep) { isp_notify_t notify; static const char f1[] = "%s from PortID 0x%06x lun %x seq 0x%08x"; static const char f2[] = "unknown Task Flag 0x%x lun %x PortID 0x%x tag 0x%08x"; fcportdb_t *lp; uint16_t chan; uint32_t sid, did; ISP_MEMZERO(¬ify, sizeof (isp_notify_t)); notify.nt_hba = isp; notify.nt_wwn = INI_ANY; notify.nt_lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | (aep->at_cmnd.fcp_cmnd_lun[1]); notify.nt_tagval = aep->at_rxid; notify.nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); notify.nt_lreserved = aep; sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { /* Channel has to be derived from D_ID */ isp_find_chan_by_did(isp, did, &chan); if (chan == ISP_NOCHAN) { isp_prt(isp, ISP_LOGWARN, "%s: D_ID 0x%x not found on any channel", __func__, did); isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); return; } } else { chan = 0; } if (isp_find_pdb_by_portid(isp, chan, sid, &lp)) notify.nt_nphdl = lp->handle; else notify.nt_nphdl = NIL_HANDLE; notify.nt_sid = sid; notify.nt_did = did; notify.nt_channel = chan; if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_QUERY_TASK_SET) { isp_prt(isp, ISP_LOGINFO, f1, "QUERY TASK SET", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_QUERY_TASK_SET; } else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_ABORT_TASK_SET) { isp_prt(isp, ISP_LOGINFO, f1, "ABORT TASK SET", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_ABORT_TASK_SET; } else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_CLEAR_TASK_SET) { isp_prt(isp, ISP_LOGINFO, f1, "CLEAR TASK SET", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_CLEAR_TASK_SET; } else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_QUERY_ASYNC_EVENT) { isp_prt(isp, ISP_LOGINFO, f1, "QUERY ASYNC EVENT", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_QUERY_ASYNC_EVENT; } else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_LUN_RESET) { isp_prt(isp, ISP_LOGINFO, f1, "LUN RESET", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_LUN_RESET; } else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_TGT_RESET) { isp_prt(isp, ISP_LOGINFO, f1, "TARGET RESET", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_TARGET_RESET; } else if (aep->at_cmnd.fcp_cmnd_task_management & FCP_CMND_TMF_CLEAR_ACA) { isp_prt(isp, ISP_LOGINFO, f1, "CLEAR ACA", sid, notify.nt_lun, aep->at_rxid); notify.nt_ncode = NT_CLEAR_ACA; } else { isp_prt(isp, ISP_LOGWARN, f2, aep->at_cmnd.fcp_cmnd_task_management, notify.nt_lun, sid, aep->at_rxid); notify.nt_ncode = NT_UNKNOWN; isp_endcmd(isp, aep, notify.nt_nphdl, chan, ECMD_RVALID | (0x4 << 12), 0); return; } isp_async(isp, ISPASYNC_TARGET_NOTIFY, ¬ify); } int isp_notify_ack(ispsoftc_t *isp, void *arg) { char storage[QENTRY_LEN]; - void *outp; /* * This is in case a Task Management Function ends up here. */ if (IS_24XX(isp) && ((isphdr_t *)arg)->rqs_entry_type == RQSTYPE_ATIO) { at7_entry_t *aep = arg; return (isp_endcmd(isp, aep, NIL_HANDLE, 0, 0, 0)); } - outp = isp_getrqentry(isp); - if (outp == NULL) { - isp_prt(isp, ISP_LOGWARN, rqo, __func__); - return (1); - } - ISP_MEMZERO(storage, QENTRY_LEN); - if (IS_24XX(isp)) { in_fcentry_24xx_t *in = arg; na_fcentry_24xx_t *na = (na_fcentry_24xx_t *) storage; na->na_header.rqs_entry_type = RQSTYPE_NOTIFY_ACK; na->na_header.rqs_entry_count = 1; na->na_nphdl = in->in_nphdl; na->na_flags = in->in_flags; na->na_status = in->in_status; na->na_status_subcode = in->in_status_subcode; na->na_fwhandle = in->in_fwhandle; na->na_rxid = in->in_rxid; na->na_oxid = in->in_oxid; na->na_vpidx = in->in_vpidx; if (in->in_status == IN24XX_SRR_RCVD) { na->na_srr_rxid = in->in_srr_rxid; na->na_srr_reloff_hi = in->in_srr_reloff_hi; na->na_srr_reloff_lo = in->in_srr_reloff_lo; na->na_srr_iu = in->in_srr_iu; /* * Whether we're accepting the SRR or rejecting * it is determined by looking at the in_reserved * field in the original notify structure. */ if (in->in_reserved) { na->na_srr_flags = 1; na->na_srr_reject_vunique = 0; /* Unable to perform this command at this time. */ na->na_srr_reject_code = 9; /* Unable to supply the requested data. */ na->na_srr_reject_explanation = 0x2a; } } - isp_put_notify_24xx_ack(isp, na, (na_fcentry_24xx_t *)outp); } else { in_fcentry_t *in = arg; na_fcentry_t *na = (na_fcentry_t *) storage; int iid; ISP_MEMCPY(storage, arg, sizeof (isphdr_t)); if (ISP_CAP_2KLOGIN(isp)) { iid = ((in_fcentry_e_t *)in)->in_iid; ((na_fcentry_e_t *)na)->na_iid = iid; } else { iid = in->in_iid; na->na_iid = iid; } na->na_task_flags = in->in_task_flags & TASK_FLAGS_RESERVED_MASK; na->na_seqid = in->in_seqid; na->na_status = in->in_status; na->na_flags = NAFC_RCOUNT; /* We do not modify resource counts for LIP resets */ if (in->in_status == IN_RESET) na->na_flags = NAFC_RST_CLRD; if (in->in_status == IN_MSG_RECEIVED) { na->na_flags |= NAFC_TVALID; na->na_response = 0; /* XXX SUCCEEDED XXX */ } na->na_header.rqs_entry_type = RQSTYPE_NOTIFY_ACK; na->na_header.rqs_entry_count = 1; - if (ISP_CAP_2KLOGIN(isp)) { - isp_put_notify_ack_fc_e(isp, (na_fcentry_e_t *)na, - (na_fcentry_e_t *)outp); - } else { - isp_put_notify_ack_fc(isp, na, (na_fcentry_t *)outp); - } isp_prt(isp, ISP_LOGTDEBUG0, "notify ack handle %x seqid %x flags %x tflags %x response %x", iid, na->na_seqid, na->na_flags, na->na_task_flags, na->na_response); } - ISP_TDQE(isp, "isp_notify_ack", isp->isp_reqidx, storage); - ISP_SYNC_REQUEST(isp); - return (0); + return (isp_target_put_entry(isp, &storage)); } int isp_acknak_abts(ispsoftc_t *isp, void *arg, int errno) { char storage[QENTRY_LEN]; uint16_t tmpw; uint8_t tmpb; abts_t *abts = arg; abts_rsp_t *rsp = (abts_rsp_t *) storage; - void *outp; if (!IS_24XX(isp)) { isp_prt(isp, ISP_LOGERR, "%s: called for non-24XX card", __func__); return (0); } if (abts->abts_header.rqs_entry_type != RQSTYPE_ABTS_RCVD) { isp_prt(isp, ISP_LOGERR, "%s: called for non-ABTS entry (0x%x)", __func__, abts->abts_header.rqs_entry_type); return (0); } - outp = isp_getrqentry(isp); - if (outp == NULL) { - isp_prt(isp, ISP_LOGWARN, rqo, __func__); - return (1); - } - ISP_MEMCPY(rsp, abts, QENTRY_LEN); rsp->abts_rsp_header.rqs_entry_type = RQSTYPE_ABTS_RSP; /* * Swap destination and source for response. */ rsp->abts_rsp_r_ctl = BA_ACC; tmpw = rsp->abts_rsp_did_lo; tmpb = rsp->abts_rsp_did_hi; rsp->abts_rsp_did_lo = rsp->abts_rsp_sid_lo; rsp->abts_rsp_did_hi = rsp->abts_rsp_sid_hi; rsp->abts_rsp_sid_lo = tmpw; rsp->abts_rsp_sid_hi = tmpb; rsp->abts_rsp_f_ctl_hi ^= 0x80; /* invert Exchange Context */ rsp->abts_rsp_f_ctl_hi &= ~0x7f; /* clear Sequence Initiator and other bits */ rsp->abts_rsp_f_ctl_hi |= 0x10; /* abort the whole exchange */ rsp->abts_rsp_f_ctl_hi |= 0x8; /* last data frame of sequence */ rsp->abts_rsp_f_ctl_hi |= 0x1; /* transfer Sequence Initiative */ rsp->abts_rsp_f_ctl_lo = 0; if (errno == 0) { uint16_t rx_id, ox_id; rx_id = rsp->abts_rsp_rx_id; ox_id = rsp->abts_rsp_ox_id; ISP_MEMZERO(&rsp->abts_rsp_payload.ba_acc, sizeof (rsp->abts_rsp_payload.ba_acc)); isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS of 0x%x being BA_ACC'd", rsp->abts_rsp_rxid_abts, rsp->abts_rsp_rxid_task); rsp->abts_rsp_payload.ba_acc.aborted_rx_id = rx_id; rsp->abts_rsp_payload.ba_acc.aborted_ox_id = ox_id; rsp->abts_rsp_payload.ba_acc.high_seq_cnt = 0xffff; } else { ISP_MEMZERO(&rsp->abts_rsp_payload.ba_rjt, sizeof (rsp->abts_rsp_payload.ba_acc)); switch (errno) { case ENOMEM: rsp->abts_rsp_payload.ba_rjt.reason = 5; /* Logical Unit Busy */ break; default: rsp->abts_rsp_payload.ba_rjt.reason = 9; /* Unable to perform command request */ break; } } - - /* - * The caller will have set response values as appropriate - * in the ABTS structure just before calling us. - */ - isp_put_abts_rsp(isp, rsp, (abts_rsp_t *)outp); - ISP_TDQE(isp, "isp_acknak_abts", isp->isp_reqidx, storage); - ISP_SYNC_REQUEST(isp); - return (0); + return (isp_target_put_entry(isp, rsp)); } static void isp_handle_atio2(ispsoftc_t *isp, at2_entry_t *aep) { int lun, iid; if (ISP_CAP_SCCFW(isp)) { lun = aep->at_scclun; } else { lun = aep->at_lun; } if (ISP_CAP_2KLOGIN(isp)) { iid = ((at2e_entry_t *)aep)->at_iid; } else { iid = aep->at_iid; } /* * The firmware status (except for the QLTM_SVALID bit) indicates * why this ATIO was sent to us. * * If QLTM_SVALID is set, the firware has recommended Sense Data. * * If the DISCONNECTS DISABLED bit is set in the flags field, * we're still connected on the SCSI bus - i.e. the initiator * did not set DiscPriv in the identify message. We don't care * about this so it's ignored. */ switch (aep->at_status & ~QLTM_SVALID) { case AT_PATH_INVALID: /* * ATIO rejected by the firmware due to disabled lun. */ isp_prt(isp, ISP_LOGERR, "rejected ATIO2 for disabled lun %x", lun); break; case AT_NOCAP: /* * Requested Capability not available * We sent an ATIO that overflowed the firmware's * command resource count. */ isp_prt(isp, ISP_LOGERR, "rejected ATIO2 for lun %x- command count overflow", lun); break; case AT_BDR_MSG: /* * If we send an ATIO to the firmware to increment * its command resource count, and the firmware is * recovering from a Bus Device Reset, it returns * the ATIO with this status. We set the command * resource count in the Enable Lun entry and no * not increment it. Therefore we should never get * this status here. */ isp_prt(isp, ISP_LOGERR, atiocope, lun, 0); break; case AT_CDB: /* Got a CDB */ /* * Punt to platform specific layer. */ isp_async(isp, ISPASYNC_TARGET_ACTION, aep); break; case AT_RESET: /* * A bus reset came along an blew away this command. Why * they do this in addition the async event code stuff, * I dunno. * * Ignore it because the async event will clear things * up for us. */ isp_prt(isp, ISP_LOGERR, atior, lun, iid, 0); break; default: isp_prt(isp, ISP_LOGERR, "Unknown ATIO2 status 0x%x from handle %d for lun %x", aep->at_status, iid, lun); (void) isp_target_put_atio(isp, aep); break; } } static void isp_handle_ctio2(ispsoftc_t *isp, ct2_entry_t *ct) { void *xs; int pl = ISP_LOGTDEBUG2; char *fmsg = NULL; if (ct->ct_syshandle) { xs = isp_find_xs(isp, ct->ct_syshandle); if (xs == NULL) { pl = ISP_LOGALL; } } else { xs = NULL; } switch (ct->ct_status & ~QLTM_SVALID) { case CT_BUS_ERROR: isp_prt(isp, ISP_LOGERR, "PCI DMA Bus Error"); /* FALL Through */ case CT_DATA_OVER: case CT_DATA_UNDER: case CT_OK: /* * There are generally 2 possibilities as to why we'd get * this condition: * We sent or received data. * We sent status & command complete. */ break; case CT_BDR_MSG: /* * Target Reset function received. * * The firmware generates an async mailbox interrupt to * notify us of this and returns outstanding CTIOs with this * status. These CTIOs are handled in that same way as * CT_ABORTED ones, so just fall through here. */ fmsg = "TARGET RESET"; /*FALLTHROUGH*/ case CT_RESET: if (fmsg == NULL) fmsg = "LIP Reset"; /*FALLTHROUGH*/ case CT_ABORTED: /* * When an Abort message is received the firmware goes to * Bus Free and returns all outstanding CTIOs with the status * set, then sends us an Immediate Notify entry. */ if (fmsg == NULL) { fmsg = "ABORT"; } isp_prt(isp, ISP_LOGTDEBUG0, "CTIO2 destroyed by %s: RX_ID=0x%x", fmsg, ct->ct_rxid); break; case CT_INVAL: /* * CTIO rejected by the firmware - invalid data direction. */ isp_prt(isp, ISP_LOGERR, "CTIO2 had wrong data direction"); break; case CT_RSELTMO: fmsg = "failure to reconnect to initiator"; /*FALLTHROUGH*/ case CT_TIMEOUT: if (fmsg == NULL) fmsg = "command"; isp_prt(isp, ISP_LOGWARN, "Firmware timed out on %s", fmsg); break; case CT_ERR: fmsg = "Completed with Error"; /*FALLTHROUGH*/ case CT_LOGOUT: if (fmsg == NULL) fmsg = "Port Logout"; /*FALLTHROUGH*/ case CT_PORTUNAVAIL: if (fmsg == NULL) fmsg = "Port not available"; /*FALLTHROUGH*/ case CT_PORTCHANGED: if (fmsg == NULL) fmsg = "Port Changed"; /*FALLTHROUGH*/ case CT_NOACK: if (fmsg == NULL) fmsg = "unacknowledged Immediate Notify pending"; isp_prt(isp, ISP_LOGWARN, "CTIO returned by f/w- %s", fmsg); break; case CT_INVRXID: /* * CTIO rejected by the firmware because an invalid RX_ID. * Just print a message. */ isp_prt(isp, ISP_LOGWARN, "CTIO2 completed with Invalid RX_ID 0x%x", ct->ct_rxid); break; default: isp_prt(isp, ISP_LOGERR, "Unknown CTIO2 status 0x%x", ct->ct_status & ~QLTM_SVALID); break; } if (xs == NULL) { /* * There may be more than one CTIO for a data transfer, * or this may be a status CTIO we're not monitoring. * * The assumption is that they'll all be returned in the * order we got them. */ if (ct->ct_syshandle == 0) { if ((ct->ct_flags & CT2_SENDSTATUS) == 0) { isp_prt(isp, pl, "intermediate CTIO completed ok"); } else { isp_prt(isp, pl, "unmonitored CTIO completed ok"); } } else { isp_prt(isp, pl, "NO xs for CTIO (handle 0x%x) status 0x%x", ct->ct_syshandle, ct->ct_status & ~QLTM_SVALID); } } else { if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { ISP_DMAFREE(isp, xs, ct->ct_syshandle); } if (ct->ct_flags & CT2_SENDSTATUS) { /* * Sent status and command complete. * * We're now really done with this command, so we * punt to the platform dependent layers because * only there can we do the appropriate command * complete thread synchronization. */ isp_prt(isp, pl, "status CTIO complete"); } else { /* * Final CTIO completed. Release DMA resources and * notify platform dependent layers. */ isp_prt(isp, pl, "data CTIO complete"); } isp_async(isp, ISPASYNC_TARGET_ACTION, ct); /* * The platform layer will destroy the handle if appropriate. */ } } static void isp_handle_ctio7(ispsoftc_t *isp, ct7_entry_t *ct) { void *xs; int pl = ISP_LOGTDEBUG2; char *fmsg = NULL; if (ct->ct_syshandle) { xs = isp_find_xs(isp, ct->ct_syshandle); if (xs == NULL) { pl = ISP_LOGALL; } } else { xs = NULL; } switch (ct->ct_nphdl) { case CT7_BUS_ERROR: isp_prt(isp, ISP_LOGERR, "PCI DMA Bus Error"); /* FALL Through */ case CT7_DATA_OVER: case CT7_DATA_UNDER: case CT7_OK: /* * There are generally 2 possibilities as to why we'd get * this condition: * We sent or received data. * We sent status & command complete. */ break; case CT7_RESET: if (fmsg == NULL) { fmsg = "LIP Reset"; } /*FALLTHROUGH*/ case CT7_ABORTED: /* * When an Abort message is received the firmware goes to * Bus Free and returns all outstanding CTIOs with the status * set, then sends us an Immediate Notify entry. */ if (fmsg == NULL) { fmsg = "ABORT"; } isp_prt(isp, ISP_LOGTDEBUG0, "CTIO7 destroyed by %s: RX_ID=0x%x", fmsg, ct->ct_rxid); break; case CT7_TIMEOUT: if (fmsg == NULL) { fmsg = "command"; } isp_prt(isp, ISP_LOGWARN, "Firmware timed out on %s", fmsg); break; case CT7_ERR: fmsg = "Completed with Error"; /*FALLTHROUGH*/ case CT7_LOGOUT: if (fmsg == NULL) { fmsg = "Port Logout"; } /*FALLTHROUGH*/ case CT7_PORTUNAVAIL: if (fmsg == NULL) { fmsg = "Port not available"; } /*FALLTHROUGH*/ case CT7_PORTCHANGED: if (fmsg == NULL) { fmsg = "Port Changed"; } isp_prt(isp, ISP_LOGWARN, "CTIO returned by f/w- %s", fmsg); break; case CT7_INVRXID: /* * CTIO rejected by the firmware because an invalid RX_ID. * Just print a message. */ isp_prt(isp, ISP_LOGWARN, "CTIO7 completed with Invalid RX_ID 0x%x", ct->ct_rxid); break; case CT7_REASSY_ERR: isp_prt(isp, ISP_LOGWARN, "reassembly error"); break; case CT7_SRR: isp_prt(isp, ISP_LOGTDEBUG0, "SRR received"); break; default: isp_prt(isp, ISP_LOGERR, "Unknown CTIO7 status 0x%x", ct->ct_nphdl); break; } if (xs == NULL) { /* * There may be more than one CTIO for a data transfer, * or this may be a status CTIO we're not monitoring. * * The assumption is that they'll all be returned in the * order we got them. */ if (ct->ct_syshandle == 0) { if (ct->ct_flags & CT7_TERMINATE) { isp_prt(isp, ISP_LOGINFO, "termination of [RX_ID 0x%x] complete", ct->ct_rxid); } else if ((ct->ct_flags & CT7_SENDSTATUS) == 0) { isp_prt(isp, pl, "intermediate CTIO completed ok"); } else { isp_prt(isp, pl, "unmonitored CTIO completed ok"); } } else { isp_prt(isp, pl, "NO xs for CTIO (handle 0x%x) status 0x%x", ct->ct_syshandle, ct->ct_nphdl); } } else { if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { ISP_DMAFREE(isp, xs, ct->ct_syshandle); } if (ct->ct_flags & CT7_SENDSTATUS) { /* * Sent status and command complete. * * We're now really done with this command, so we * punt to the platform dependent layers because * only there can we do the appropriate command * complete thread synchronization. */ isp_prt(isp, pl, "status CTIO complete"); } else { /* * Final CTIO completed. Release DMA resources and * notify platform dependent layers. */ isp_prt(isp, pl, "data CTIO complete"); } isp_async(isp, ISPASYNC_TARGET_ACTION, ct); /* * The platform layer will destroy the handle if appropriate. */ } } static void isp_handle_24xx_inotify(ispsoftc_t *isp, in_fcentry_24xx_t *inot_24xx) { uint8_t ochan, chan, lochan, hichan; /* * Check to see whether we got a wildcard channel. * If so, we have to iterate over all channels. */ ochan = chan = ISP_GET_VPIDX(isp, inot_24xx->in_vpidx); if (chan == 0xff) { lochan = 0; hichan = isp->isp_nchan; } else { if (chan >= isp->isp_nchan) { char buf[64]; ISP_SNPRINTF(buf, sizeof buf, "%s: bad channel %d for status 0x%x", __func__, chan, inot_24xx->in_status); isp_print_bytes(isp, buf, QENTRY_LEN, inot_24xx); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_24xx); return; } lochan = chan; hichan = chan + 1; } isp_prt(isp, ISP_LOGTDEBUG1, "%s: Immediate Notify Channels %d..%d status=0x%x seqid=0x%x", __func__, lochan, hichan-1, inot_24xx->in_status, inot_24xx->in_rxid); switch (inot_24xx->in_status) { case IN24XX_LIP_RESET: case IN24XX_LINK_RESET: case IN24XX_PORT_LOGOUT: case IN24XX_PORT_CHANGED: case IN24XX_LINK_FAILED: case IN24XX_SRR_RCVD: case IN24XX_ELS_RCVD: for (chan = lochan; chan < hichan; chan++) { if (FCPARAM(isp, chan)->role == ISP_ROLE_NONE) continue; inot_24xx->in_reserved = 0; /* clear this for later usage */ inot_24xx->in_vpidx = chan; isp_async(isp, ISPASYNC_TARGET_ACTION, inot_24xx); } inot_24xx->in_vpidx = ochan; break; default: isp_prt(isp, ISP_LOGINFO, "%s: unhandled status (0x%x) for chan %d", __func__, inot_24xx->in_status, chan); isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_24xx); break; } } #endif