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Differential D53738 Diff 169171 sys/arm64/spe/arm_spe_dev.c

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sys/arm64/spe/arm_spe_dev.c

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static int static int
arm_spe_intr(void *arg) arm_spe_intr(void *arg)
{ {
int cpu_id = PCPU_GET(cpuid); int cpu_id = PCPU_GET(cpuid);
struct arm_spe_softc *sc = arg; struct arm_spe_softc *sc = arg;
uint64_t pmbsr; uint64_t pmbsr;
uint64_t base, limit; uint64_t base, limit;
uint8_t ec; uint8_t ec;
struct arm_spe_info *info = &sc->spe_info[cpu_id]; struct arm_spe_info *info = sc->spe_info[cpu_id];
uint8_t i = info->buf_idx; uint8_t i = info->buf_idx;
struct arm_spe_buf_info *buf = &info->buf_info[i]; struct arm_spe_buf_info *buf = &info->buf_info[i];
struct arm_spe_buf_info *prev_buf = &info->buf_info[!i]; struct arm_spe_buf_info *prev_buf = &info->buf_info[!i];
device_t dev = sc->dev; device_t dev = sc->dev;
/* Make sure the profiling data is visible to the CPU */ /* Make sure the profiling data is visible to the CPU */
psb_csync(); psb_csync();
dsb(nsh); dsb(nsh);
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static void static void
arm_spe_error(void *arg, int pending __unused) arm_spe_error(void *arg, int pending __unused)
{ {
struct hwt_context *ctx = arg; struct hwt_context *ctx = arg;
struct kevent kev; struct kevent kev;
int ret; int ret;
if (!CPU_EMPTY(&ctx->cpu_map))
smp_rendezvous_cpus(ctx->cpu_map, smp_no_rendezvous_barrier, smp_rendezvous_cpus(ctx->cpu_map, smp_no_rendezvous_barrier,
arm_spe_disable, smp_no_rendezvous_barrier, NULL); arm_spe_disable, smp_no_rendezvous_barrier, NULL);
EV_SET(&kev, ARM_SPE_KQ_SHUTDOWN, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL); EV_SET(&kev, ARM_SPE_KQ_SHUTDOWN, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
ret = kqfd_register(ctx->kqueue_fd, &kev, ctx->hwt_td, M_WAITOK); ret = kqfd_register(ctx->kqueue_fd, &kev, ctx->hwt_td, M_WAITOK);
if (ret) if (ret)
dprintf("%s kqfd_register ret:%d\n", __func__, ret); dprintf("%s kqfd_register ret:%d\n", __func__, ret);
} }
MODULE_DEPEND(spe, hwt, 1, 1, 1); MODULE_DEPEND(spe, hwt, 1, 1, 1);
MODULE_VERSION(spe, 1); MODULE_VERSION(spe, 1);