From 80f2890c174e43692dfe1fdfd99145616826a8d2 Mon Sep 17 00:00:00 2001 From: yangguangcai Date: Sat, 12 Oct 2024 21:49:25 +0800 Subject: [PATCH] systick:when isr_handle is NULL will be crash. Signed-off-by: yangguangcai --- arch/arm/src/armv7-m/arm_systick.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/arch/arm/src/armv7-m/arm_systick.c b/arch/arm/src/armv7-m/arm_systick.c index 2b2f466de2a..9bc636f32f4 100644 --- a/arch/arm/src/armv7-m/arm_systick.c +++ b/arch/arm/src/armv7-m/arm_systick.c @@ -259,6 +259,13 @@ static int systick_interrupt(int irq, void *context, void *arg) return 0; } +#ifdef CONFIG_ARMV7M_SYSTICK_IRQ_THREAD +static int systick_isr_handle(int irq, void *regs, void *arg) +{ + return IRQ_WAKE_THREAD; +} +#endif + /**************************************************************************** * Public Functions ****************************************************************************/ @@ -295,7 +302,7 @@ struct timer_lowerhalf_s *systick_initialize(bool coreclk, } #ifdef CONFIG_ARMV7M_SYSTICK_IRQ_THREAD - irq_attach_thread(NVIC_IRQ_SYSTICK, NULL, + irq_attach_thread(NVIC_IRQ_SYSTICK, systick_isr_handle, systick_interrupt, lower, CONFIG_ARMV7M_SYSTICK_IRQ_THREAD_PRIORITY, CONFIG_ARMV7M_SYSTICK_IRQ_THREAD_STACK_SIZE);