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bsps/arm: Use interrupt entry for IPI

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Avoid a dynamic memory allocation for the inter-processor interrupt.
This commit is contained in:
Sebastian Huber
2023-05-23 10:51:04 +02:00
parent eff408b64f
commit da2b49e7b7
1 changed files with 10 additions and 6 deletions
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16
bsps/arm/shared/start/arm-a9mpcore-smp.c
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@@ -41,20 +41,24 @@ uint32_t _CPU_SMP_Initialize(void)
return arm_gic_irq_processor_count();
}
static rtems_interrupt_entry arm_a9mpcore_ipi_entry =
RTEMS_INTERRUPT_ENTRY_INITIALIZER(
bsp_inter_processor_interrupt,
NULL,
"IPI"
);
void _CPU_SMP_Finalize_initialization(uint32_t cpu_count)
{
if (cpu_count > 0) {
rtems_status_code sc;
sc = rtems_interrupt_handler_install(
sc = rtems_interrupt_entry_install(
ARM_GIC_IRQ_SGI_0,
"IPI",
RTEMS_INTERRUPT_UNIQUE,
bsp_inter_processor_interrupt,
NULL
&arm_a9mpcore_ipi_entry
);
_Assert(sc == RTEMS_SUCCESSFUL);
(void) sc;
_Assert_Unused_variable_equals(sc, RTEMS_SUCCESSFUL);
#if defined(BSP_DATA_CACHE_ENABLED) || defined(BSP_INSTRUCTION_CACHE_ENABLED)
/* Enable unified L2 cache */