fix: no exception information output, when the system is abnormal

after holding the scheduling lock in SMP. Change-Id: Ib10128fede9aa3e00269f1265089a917ffd96d88
2021-04-25 20:53:33 +08:00 · 2021-04-25 20:53:33 +08:00 · 28aa777191
parent 0ed8adfe3a
commit 28aa777191
1 changed files with 2 additions and 2 deletions
--- a/arch/arm/arm/src/los_hw_exc.S
+++ b/arch/arm/arm/src/los_hw_exc.S
@ -205,7 +205,9 @@ _osExceptSwiHdl:
    PUSH_FPU_REGS R1

    MOV     FP, #0                                           @ Init frame pointer
+    CPSIE   I
    BLX     OsArmA32SyscallHandle
+    CPSID   I

    POP_FPU_REGS R1
    ADD     SP, SP,#4
@ -329,9 +331,7 @@ _osExcPageFault:
    MOV     R5, R0
    MOV     R8, R2
    MOV     R9, R3
-    CPSIE   I
    BLX     OsArmSharedPageFault
-    CPSID   I

    POP_FPU_REGS R1
    MOV     SP, R4