diff options
Diffstat (limited to 'core/cortex-m')
| -rw-r--r-- | core/cortex-m/irq_handler.h | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/core/cortex-m/irq_handler.h b/core/cortex-m/irq_handler.h index 89be593eee..dceda73958 100644 --- a/core/cortex-m/irq_handler.h +++ b/core/cortex-m/irq_handler.h @@ -9,9 +9,10 @@ #define __CROS_EC_IRQ_HANDLER_H #ifdef CONFIG_TASK_PROFILING -#define bl_task_start_irq_handler "bl task_start_irq_handler\n" +#define TASK_START_IRQ_HANDLER(excep_return) \ + task_start_irq_handler(excep_return) #else -#define bl_task_start_irq_handler "" +#define TASK_START_IRQ_HANDLER(excep_return) #endif /* Helper macros to build the IRQ handler and priority struct names */ @@ -23,20 +24,17 @@ */ #define DECLARE_IRQ(irq, routine, priority) DECLARE_IRQ_(irq, routine, priority) #define DECLARE_IRQ_(irq, routine, priority) \ - void IRQ_HANDLER(irq)(void) __attribute__((naked)); \ + void IRQ_HANDLER(irq)(void); \ typedef struct { \ int fake[irq >= CONFIG_IRQ_COUNT ? -1 : 1]; \ } irq_num_check_##irq; \ static void __keep routine(void); \ void IRQ_HANDLER(irq)(void) \ { \ - asm volatile("mov r0, lr\n" \ - "push {r0, lr}\n" \ - bl_task_start_irq_handler \ - "bl "#routine"\n" \ - "pop {r0, lr}\n" \ - "b task_resched_if_needed\n" \ - ); \ + void *ret = __builtin_return_address(0); \ + TASK_START_IRQ_HANDLER(ret); \ + routine(); \ + task_resched_if_needed(ret); \ } \ const struct irq_priority __keep IRQ_PRIORITY(irq) \ __attribute__((section(".rodata.irqprio"))) \ |