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armv7-r: idle stack should align with 8

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Signed-off-by: ligd <liguiding1@xiaomi.com>
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ligd
2023-04-17 16:25:31 +08:00
committed by Xiang Xiao
parent f3063ce12b
commit 2cfea55f95
1 changed files with 1 additions and 0 deletions
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arch/arm/src/armv7-r/arm_head.S
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@@ -161,6 +161,7 @@ __cpu0_start:
/* Set up the stack pointer and clear the frame pointer. */ /* Set up the stack pointer and clear the frame pointer. */
ldr sp, .Lstackpointer ldr sp, .Lstackpointer
bic sp, sp, #7 /* Get the stack pointer with 8-byte alignment */
mov fp, #0 mov fp, #0
/* Invalidate caches and TLBs. /* Invalidate caches and TLBs.