[PATCH] bugfix: don't rely on lr in arm_cpu_lowlevel_init

张忠山 zzs213 at 126.com
Thu Feb 27 03:14:08 EST 2014


From: 张忠山 <zzs0213 at gmail.com>

Signed-off-by: 张忠山 <zzs213 at 126.com>
---
 arch/arm/cpu/lowlevel.S |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/cpu/lowlevel.S b/arch/arm/cpu/lowlevel.S
index 307b447..c615d5b 100644
--- a/arch/arm/cpu/lowlevel.S
+++ b/arch/arm/cpu/lowlevel.S
@@ -4,6 +4,7 @@
 
 .section ".text_bare_init_","ax"
 ENTRY(arm_cpu_lowlevel_init)
+	mov	r2, lr
 	/* set the cpu to SVC32 mode */
 	mrs	r12, cpsr
 	bic	r12, r12, #0x1f
@@ -35,5 +36,5 @@ ENTRY(arm_cpu_lowlevel_init)
 
 	mcr	p15, 0, r12, c1, c0, 0
 
-	mov	pc, lr
+	mov	pc, r2
 ENDPROC(arm_cpu_lowlevel_init)
-- 
1.7.9.5





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