bsps: Add GICv3 arm_gic_irq_processor_count()

Update #4202.
2020-12-10 09:09:10 +01:00
parent 7cf7e1d61d
commit 747fb65c6e
3 changed files with 35 additions and 6 deletions
--- a/bsps/shared/dev/irq/arm-gicv2.c
+++ b/bsps/shared/dev/irq/arm-gicv2.c
@@ -269,3 +269,10 @@ void arm_gic_trigger_sgi(rtems_vector_number vector, uint32_t targets)
 #endif
    | GIC_DIST_ICDSGIR_SGIINTID(vector);
 }
+
+uint32_t arm_gic_irq_processor_count(void)
+{
+  volatile gic_dist *dist = ARM_GIC_DIST;
+
+  return GIC_DIST_ICDICTR_CPU_NUMBER_GET(dist->icdictr) + 1;
+}