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authorSebastian Huber <sebastian.huber@embedded-brains.de>2019-04-28 14:29:21 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2019-05-20 08:49:39 +0200
commit7fdf48aaf241cb050607a8aa441ff19a34a7ddb7 (patch)
treee89ebda03beaad701aab9a399a6a0da1a2d944b1
parent658700449de9d67d8571b707eec50c06fdfb9455 (diff)
downloadrtems-7fdf48aaf241cb050607a8aa441ff19a34a7ddb7.tar.bz2
score: Add _SMP_Othercast_action()
Diffstat (limited to '')
-rw-r--r--bsps/arm/shared/clock/clock-a9mpcore.c12
-rw-r--r--bsps/arm/shared/clock/clock-generic-timer.c10
-rw-r--r--cpukit/include/rtems/score/smpimpl.h15
-rw-r--r--cpukit/score/src/smpmulticastaction.c12
4 files changed, 36 insertions, 13 deletions
diff --git a/bsps/arm/shared/clock/clock-a9mpcore.c b/bsps/arm/shared/clock/clock-a9mpcore.c
index 7dac8445f2..6eaea05baf 100644
--- a/bsps/arm/shared/clock/clock-a9mpcore.c
+++ b/bsps/arm/shared/clock/clock-a9mpcore.c
@@ -102,13 +102,11 @@ typedef struct {
static void a9mpcore_clock_secondary_action(void *arg)
{
- if (!_Per_CPU_Is_boot_processor(_Per_CPU_Get())) {
- volatile a9mpcore_gt *gt = A9MPCORE_GT;
- a9mpcore_clock_init_data *init_data = arg;
+ volatile a9mpcore_gt *gt = A9MPCORE_GT;
+ a9mpcore_clock_init_data *init_data = arg;
- a9mpcore_clock_gt_init(gt, init_data->cmpval, init_data->interval);
- bsp_interrupt_vector_enable(A9MPCORE_IRQ_GT);
- }
+ a9mpcore_clock_gt_init(gt, init_data->cmpval, init_data->interval);
+ bsp_interrupt_vector_enable(A9MPCORE_IRQ_GT);
}
#endif
@@ -124,7 +122,7 @@ static void a9mpcore_clock_secondary_initialization(
.interval = interval
};
- _SMP_Broadcast_action(a9mpcore_clock_secondary_action, &init_data);
+ _SMP_Othercast_action(a9mpcore_clock_secondary_action, &init_data);
if (cmpval - a9mpcore_clock_get_counter(gt) >= interval) {
bsp_fatal(BSP_ARM_A9MPCORE_FATAL_CLOCK_SMP_INIT);
diff --git a/bsps/arm/shared/clock/clock-generic-timer.c b/bsps/arm/shared/clock/clock-generic-timer.c
index 88fb1967e5..1369a5d6f1 100644
--- a/bsps/arm/shared/clock/clock-generic-timer.c
+++ b/bsps/arm/shared/clock/clock-generic-timer.c
@@ -122,13 +122,11 @@ static void arm_gt_clock_gt_init(uint64_t cval)
#if defined(RTEMS_SMP) && !defined(CLOCK_DRIVER_USE_ONLY_BOOT_PROCESSOR)
static void arm_gt_clock_secondary_action(void *arg)
{
- if (!_Per_CPU_Is_boot_processor(_Per_CPU_Get())) {
- uint64_t *cval;
+ uint64_t *cval;
- cval = arg;
- arm_gt_clock_gt_init(*cval);
- bsp_interrupt_vector_enable(arm_gt_clock_instance.irq);
- }
+ cval = arg;
+ arm_gt_clock_gt_init(*cval);
+ bsp_interrupt_vector_enable(arm_gt_clock_instance.irq);
}
#endif
diff --git a/cpukit/include/rtems/score/smpimpl.h b/cpukit/include/rtems/score/smpimpl.h
index bc24f828fe..452f39a3b5 100644
--- a/cpukit/include/rtems/score/smpimpl.h
+++ b/cpukit/include/rtems/score/smpimpl.h
@@ -284,6 +284,21 @@ void _SMP_Broadcast_action(
void *arg
);
+/**
+ * @brief Initiates an SMP multicast action to the set of all online
+ * processors excluding the current processor.
+ *
+ * Simply calls _SMP_Multicast_action() with _SMP_Get_online_processors() as
+ * the target processor set excluding the current processor.
+ *
+ * @param handler The multicast action handler.
+ * @param arg The multicast action argument.
+ */
+void _SMP_Othercast_action(
+ SMP_Action_handler handler,
+ void *arg
+);
+
#endif /* defined( RTEMS_SMP ) */
/**
diff --git a/cpukit/score/src/smpmulticastaction.c b/cpukit/score/src/smpmulticastaction.c
index b703ba14a7..f7dd503fae 100644
--- a/cpukit/score/src/smpmulticastaction.c
+++ b/cpukit/score/src/smpmulticastaction.c
@@ -258,3 +258,15 @@ void _SMP_Broadcast_action(
{
_SMP_Multicast_action( _SMP_Get_online_processors(), handler, arg );
}
+
+void _SMP_Othercast_action(
+ SMP_Action_handler handler,
+ void *arg
+)
+{
+ Processor_mask targets;
+
+ _Processor_mask_Assign( &targets, _SMP_Get_online_processors() );
+ _Processor_mask_Clear( &targets, _SMP_Get_current_processor() );
+ _SMP_Multicast_action( &targets, handler, arg );
+}