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Differential D32954 Diff 98391 sys/dev/hyperv/vmbus/vmbus.c

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sys/dev/hyperv/vmbus/vmbus.c

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*/ */
static struct resource * static struct resource *
vmbus_alloc_resource(device_t dev, device_t child, int type, int *rid, vmbus_alloc_resource(device_t dev, device_t child, int type, int *rid,
rman_res_t start, rman_res_t end, rman_res_t count, u_int flags) rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
{ {
device_t parent = device_get_parent(dev); device_t parent = device_get_parent(dev);
struct resource *res; struct resource *res;
#ifdef NEW_PCIB
if (type == SYS_RES_MEMORY) { if (type == SYS_RES_MEMORY) {
struct vmbus_softc *sc = device_get_softc(dev); struct vmbus_softc *sc = device_get_softc(dev);
res = pcib_host_res_alloc(&sc->vmbus_mmio_res, child, type, res = pcib_host_res_alloc(&sc->vmbus_mmio_res, child, type,
rid, start, end, count, flags); rid, start, end, count, flags);
} else } else {
#endif
{
res = BUS_ALLOC_RESOURCE(parent, child, type, rid, start, res = BUS_ALLOC_RESOURCE(parent, child, type, rid, start,
end, count, flags); end, count, flags);
} }
return (res); return (res);
} }
static int static int
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vmbus_get_eventtq_method(device_t bus, device_t dev __unused, int cpu) vmbus_get_eventtq_method(device_t bus, device_t dev __unused, int cpu)
{ {
const struct vmbus_softc *sc = device_get_softc(bus); const struct vmbus_softc *sc = device_get_softc(bus);
KASSERT(cpu >= 0 && cpu < mp_ncpus, ("invalid cpu%d", cpu)); KASSERT(cpu >= 0 && cpu < mp_ncpus, ("invalid cpu%d", cpu));
return (VMBUS_PCPU_GET(sc, event_tq, cpu)); return (VMBUS_PCPU_GET(sc, event_tq, cpu));
} }
#ifdef NEW_PCIB
#define VTPM_BASE_ADDR 0xfed40000 #define VTPM_BASE_ADDR 0xfed40000
#define FOUR_GB (1ULL << 32) #define FOUR_GB (1ULL << 32)
enum parse_pass { parse_64, parse_32 }; enum parse_pass { parse_64, parse_32 };
struct parse_context { struct parse_context {
device_t vmbus_dev; device_t vmbus_dev;
enum parse_pass pass; enum parse_pass pass;
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{ {
struct vmbus_softc *sc = device_get_softc(dev); struct vmbus_softc *sc = device_get_softc(dev);
pcib_host_res_free(dev, &sc->vmbus_mmio_res); pcib_host_res_free(dev, &sc->vmbus_mmio_res);
if (hv_fb_res) if (hv_fb_res)
hv_fb_res = NULL; hv_fb_res = NULL;
} }
#endif /* NEW_PCIB */
static void static void
vmbus_identify(driver_t *driver, device_t parent) vmbus_identify(driver_t *driver, device_t parent)
{ {
if (device_get_unit(parent) != 0 || vm_guest != VM_GUEST_HV || if (device_get_unit(parent) != 0 || vm_guest != VM_GUEST_HV ||
(hyperv_features & CPUID_HV_MSR_SYNIC) == 0) (hyperv_features & CPUID_HV_MSR_SYNIC) == 0)
return; return;
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{ {
struct sysctl_oid_list *child; struct sysctl_oid_list *child;
struct sysctl_ctx_list *ctx; struct sysctl_ctx_list *ctx;
int ret; int ret;
if (sc->vmbus_flags & VMBUS_FLAG_ATTACHED) if (sc->vmbus_flags & VMBUS_FLAG_ATTACHED)
return (0); return (0);
#ifdef NEW_PCIB
vmbus_get_mmio_res(sc->vmbus_dev); vmbus_get_mmio_res(sc->vmbus_dev);
vmbus_fb_mmio_res(sc->vmbus_dev); vmbus_fb_mmio_res(sc->vmbus_dev);
#endif
sc->vmbus_flags |= VMBUS_FLAG_ATTACHED; sc->vmbus_flags |= VMBUS_FLAG_ATTACHED;
sc->vmbus_gpadl = VMBUS_GPADL_START; sc->vmbus_gpadl = VMBUS_GPADL_START;
mtx_init(&sc->vmbus_prichan_lock, "vmbus prichan", NULL, MTX_DEF); mtx_init(&sc->vmbus_prichan_lock, "vmbus prichan", NULL, MTX_DEF);
TAILQ_INIT(&sc->vmbus_prichans); TAILQ_INIT(&sc->vmbus_prichans);
mtx_init(&sc->vmbus_chan_lock, "vmbus channel", NULL, MTX_DEF); mtx_init(&sc->vmbus_chan_lock, "vmbus channel", NULL, MTX_DEF);
TAILQ_INIT(&sc->vmbus_chans); TAILQ_INIT(&sc->vmbus_chans);
▲ Show 20 Lines • Show All 153 Lines • ▼ Show 20 Lines if (sc->vmbus_xc != NULL) {
vmbus_xact_ctx_destroy(sc->vmbus_xc); vmbus_xact_ctx_destroy(sc->vmbus_xc);
sc->vmbus_xc = NULL; sc->vmbus_xc = NULL;
} }
free(__DEVOLATILE(void *, sc->vmbus_chmap), M_DEVBUF); free(__DEVOLATILE(void *, sc->vmbus_chmap), M_DEVBUF);
mtx_destroy(&sc->vmbus_prichan_lock); mtx_destroy(&sc->vmbus_prichan_lock);
mtx_destroy(&sc->vmbus_chan_lock); mtx_destroy(&sc->vmbus_chan_lock);
#ifdef NEW_PCIB
vmbus_free_mmio_res(dev); vmbus_free_mmio_res(dev);
#endif
return (0); return (0);
} }
#ifndef EARLY_AP_STARTUP #ifndef EARLY_AP_STARTUP
static void static void
vmbus_sysinit(void *arg __unused) vmbus_sysinit(void *arg __unused)
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