[PATCH] nommu: Enable the strict alignment (CR_A) bit only if ARCH < v6
Armando Visconti
armando.visconti at st.com
Thu Nov 29 06:04:02 EST 2012
This patch keeps disabled the strict alignment CP15 bit for
all armv6 and armv7 processor without the mmu. This behaviour
is now same as in the mmu case.
Signed-off-by: Armando Visconti <armando.visconti at st.com>
---
arch/arm/kernel/head-nommu.S | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S
index 278cfc1..2c228a0 100644
--- a/arch/arm/kernel/head-nommu.S
+++ b/arch/arm/kernel/head-nommu.S
@@ -68,7 +68,7 @@ __after_proc_init:
* CP15 system control register value returned in r0 from
* the CPU init function.
*/
-#ifdef CONFIG_ALIGNMENT_TRAP
+#if defined(CONFIG_ALIGNMENT_TRAP) && __LINUX_ARM_ARCH__ < 6
orr r0, r0, #CR_A
#else
bic r0, r0, #CR_A
--
1.7.4.4
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