diff options
Diffstat (limited to 'rtemsbsd/rtems/rtems-kernel-epoch.c')
| -rw-r--r-- | rtemsbsd/rtems/rtems-kernel-epoch.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/rtemsbsd/rtems/rtems-kernel-epoch.c b/rtemsbsd/rtems/rtems-kernel-epoch.c index 48c0cf64..c7682a6d 100644 --- a/rtemsbsd/rtems/rtems-kernel-epoch.c +++ b/rtemsbsd/rtems/rtems-kernel-epoch.c @@ -42,9 +42,13 @@ #include <rtems.h> #include <rtems/irq-extension.h> #include <rtems/score/smpimpl.h> +#include <rtems/score/threaddispatch.h> #include <rtems/score/threadimpl.h> #include <rtems/score/watchdogimpl.h> +#define EPOCH_GET_RECORD(cpu_self, epoch) PER_CPU_DATA_GET_BY_OFFSET( \ + cpu_self, struct epoch_record, epoch->e_pcpu_record_offset) + EPOCH_DEFINE(_bsd_global_epoch_preempt, EPOCH_PREEMPT); EPOCH_DEFINE(_bsd_global_epoch, 0); @@ -176,6 +180,29 @@ epoch_sysinit(void) SYSINIT(epoch, SI_SUB_TUNABLES, SI_ORDER_SECOND, epoch_sysinit, NULL); void +epoch_enter(epoch_t epoch) +{ + Per_CPU_Control *cpu_self; + struct epoch_record *er; + + cpu_self = _Thread_Dispatch_disable(); + er = EPOCH_GET_RECORD(cpu_self, epoch); + ck_epoch_begin(&er->er_record, NULL); +} + +void +epoch_exit(epoch_t epoch) +{ + Per_CPU_Control *cpu_self; + struct epoch_record *er; + + cpu_self = _Per_CPU_Get(); + er = EPOCH_GET_RECORD(cpu_self, epoch); + ck_epoch_end(&er->er_record, NULL); + _Thread_Dispatch_enable(cpu_self); +} + +void epoch_enter_preempt(epoch_t epoch, epoch_tracker_t et) { Per_CPU_Control *cpu_self; @@ -266,12 +293,16 @@ epoch_block_handler_preempt(struct ck_epoch *g __unused, { struct epoch_record *er; Per_CPU_Control *cpu_self; - uint32_t cpu_self_index; struct epoch_tracker_mutex etm; +#ifdef RTEMS_SMP + uint32_t cpu_self_index; +#endif er = __containerof(cr, struct epoch_record, er_record); cpu_self = _Per_CPU_Get(); +#ifdef RTEMS_SMP cpu_self_index = _Per_CPU_Get_index(cpu_self); +#endif rtems_mutex_init(&etm.etm_mtx, "epoch"); etm.etm_record = er; |