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authorXiubo Li <Li.Xiubo@freescale.com>2014-11-21 17:40:54 +0800
committerYork Sun <yorksun@freescale.com>2014-12-11 09:41:30 -0800
commitb8e5c7f94af6b178946ae01ba36ac7fac1e86ec7 (patch)
tree7ad95c3d1ae32f9d515d99fe983e13a898424c13 /arch
parenta7787b78503a2c67fe02f1fcdd995fb6f3830f4b (diff)
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ARM: HYP/non-sec: add the pen address BE mode support.
For some SoCs, the pen address register maybe in BE mode and the CPUs are in LE mode. This patch adds BE mode support for smp pen address. Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/armv7/nonsec_virt.S3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/nonsec_virt.S b/arch/arm/cpu/armv7/nonsec_virt.S
index 745670e..1ab5d54 100644
--- a/arch/arm/cpu/armv7/nonsec_virt.S
+++ b/arch/arm/cpu/armv7/nonsec_virt.S
@@ -191,6 +191,9 @@ ENTRY(smp_waitloop)
wfi
ldr r1, =CONFIG_SMP_PEN_ADDR @ load start address
ldr r1, [r1]
+#ifdef CONFIG_PEN_ADDR_BIG_ENDIAN
+ rev r1, r1
+#endif
cmp r0, r1 @ make sure we dont execute this code
beq smp_waitloop @ again (due to a spurious wakeup)
mov r0, r1