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When chaning processor mode on ARM use cpsr_c, rather than cpsr_all.

This commit is contained in:
chris 2008-01-19 12:30:51 +00:00
parent 7211eae041
commit 0d9c87e437
1 changed files with 5 additions and 5 deletions
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10
sys/arch/arm/arm32/setstack.S
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@ -1,4 +1,4 @@
/* $NetBSD: setstack.S,v 1.2 2002/08/15 01:37:02 briggs Exp $ */
/* $NetBSD: setstack.S,v 1.3 2008/01/19 12:30:51 chris Exp $ */
/*
* Copyright (c) 1994 Mark Brinicombe.
@ -62,11 +62,11 @@ ENTRY(set_stackptr)
mrs r3, cpsr /* Switch to the appropriate mode */
bic r2, r3, #(PSR_MODE)
orr r2, r2, r0
msr cpsr_all, r2
msr cpsr_c, r2
mov sp, r1 /* Set the stack pointer */
msr cpsr_all, r3 /* Restore the old mode */
msr cpsr_c, r3 /* Restore the old mode */
mov pc, lr /* Exit */
@ -81,11 +81,11 @@ ENTRY(get_stackptr)
mrs r3, cpsr /* Switch to the appropriate mode */
bic r2, r3, #(PSR_MODE)
orr r2, r2, r0
msr cpsr_all, r2
msr cpsr_c, r2
mov r0, sp /* Set the stack pointer */
msr cpsr_all, r3 /* Restore the old mode */
msr cpsr_c, r3 /* Restore the old mode */
mov pc, lr /* Exit */