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Fix free secure context for Cortex-M23 ports

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Update the branching condition to correctly free secure context when
there is one.

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>
This commit is contained in:
Gaurav Aggarwal 2021-08-10 00:00:35 -07:00 • committed by Gaurav-Aggarwal-AWS
parent 06ea7275b3
commit 99a5a5fe82
5 changed files with 12 additions and 5 deletions
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2
portable/IAR/ARM_CM23/non_secure/portasm.s
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@ -381,7 +381,7 @@ vPortFreeSecureContext:
ldr r2, [r0] /* The first item in the TCB is the top of the stack. */
ldr r1, [r2] /* The first item on the stack is the task's xSecureContext. */
cmp r1, #0 /* Raise svc if task's xSecureContext is not NULL. */
beq free_secure_context
bne free_secure_context /* Branch if r1 != 0. */
bx lr /* There is no secure context (xSecureContext is NULL). */
free_secure_context:
svc 1 /* Secure context is freed in the supervisor call. portSVC_FREE_SECURE_CONTEXT = 1. */