[PATCH 4/7] ARM: NOMMU: Disallow MPU for XIP
Vladimir Murzin
vladimir.murzin at arm.com
Tue Jun 13 02:05:04 PDT 2017
It seems that MPU never worked with XIP, so we just disallow such
combination.
Tested-by: Szemző András <sza at esh.hu>
Signed-off-by: Vladimir Murzin <vladimir.murzin at arm.com>
---
arch/arm/Kconfig-nommu | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu
index b757634..6d18395 100644
--- a/arch/arm/Kconfig-nommu
+++ b/arch/arm/Kconfig-nommu
@@ -52,7 +52,7 @@ config REMAP_VECTORS_TO_RAM
config ARM_MPU
bool 'Use the ARM v7 PMSA Compliant MPU'
- depends on CPU_V7
+ depends on !XIP_KERNEL && CPU_V7
default y
help
Some ARM systems without an MMU have instead a Memory Protection
--
2.0.0
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