ARM: 6747/1: P2V: Thumb2 support
Adding Thumb2 support to the runtime patching of the virt_to_phys and
phys_to_virt opcodes.
Tested both the 8-bit and the 16-bit fixups, using different placements
in memory to exercize all code paths.
Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Reviewed-by: Dave Martin <dave.martin@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b357c29..0233c8f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -194,13 +194,13 @@
config ARM_PATCH_PHYS_VIRT
bool "Patch physical to virtual translations at runtime (EXPERIMENTAL)"
depends on EXPERIMENTAL
- depends on !XIP_KERNEL && !THUMB2_KERNEL && MMU
+ depends on !XIP_KERNEL && MMU
depends on !ARCH_REALVIEW || !SPARSEMEM
help
Patch phys-to-virt translation functions at runtime according to
the position of the kernel in system memory.
- This can only be used with non-XIP, non-Thumb2, MMU kernels where
+ This can only be used with non-XIP with MMU kernels where
the base of physical memory is at a 16MB boundary.
config ARM_PATCH_PHYS_VIRT_16BIT