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arch: arm: update minimum MPU region alignment for ARMv6-M

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ARMv6-M architecture has an MPU that requires minimum region
size of 256 bytes.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
This commit is contained in:
Ioannis Glaropoulos 2019-10-08 16:42:53 +02:00 • committed by Kumar Gala
commit 2a13f91597
1 changed files with 1 additions and 0 deletions
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arch/arm/core/cortex_m/mpu/Kconfig
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@ -24,6 +24,7 @@ config ARM_MPU
config ARM_MPU_REGION_MIN_ALIGN_AND_SIZE config ARM_MPU_REGION_MIN_ALIGN_AND_SIZE
int int
default 256 if ARM_MPU && ARMV6_M_ARMV8_M_BASELINE && !ARMV8_M_BASELINE
default 32 if ARM_MPU default 32 if ARM_MPU
default 4 default 4
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