update kernel/liteos_m/arch/arm/cortex-m/cortex-m4/los_dispatch_gcc.S.

b3054e8f · Harmonica · Gitee · e6b7b9a2 · b3054e8f
隐藏空白更改
内联并排

Showing with 3 addition and 1 deletion

kernel/liteos_m/arch/arm/cortex-m/cortex-m4/los_dispatch_gcc.S ...l/liteos_m/arch/arm/cortex-m/cortex-m4/los_dispatch_gcc.S +3 -1

未找到文件。
--- a/kernel/liteos_m/arch/arm/cortex-m/cortex-m4/los_dispatch_gcc.S
+++ b/kernel/liteos_m/arch/arm/cortex-m/cortex-m4/los_dispatch_gcc.S
@@ -128,6 +128,7 @@ LOS_IntRestore:

    .type osTaskSchedule, %function
    .global osTaskSchedule
+;进程调度函数，设置pendsv中断
 osTaskSchedule:
    .fnstart
    .cantunwind
@@ -140,7 +141,7 @@ osTaskSchedule:



-
+;pendsv中断处理函数
    .type osPendSV, %function
    .global osPendSV
 osPendSV:
@@ -157,6 +158,7 @@ osPendSV:
    blx     r2
    pop     {r12, lr}

+;进程切换函数
 TaskSwitch:

    mrs     r0, psp