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arch: arm: enhance built-time rule to check for start addr alignment

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Slightly enhance the build-time ASSERT rule for memory
partitions sanity on ARMv8-M platforms, to check,
additionally, for proper (32-byte) alignment of the start
address.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
This commit is contained in:
Ioannis Glaropoulos 2019-02-18 21:29:23 +01:00 committed by Andrew Boie
parent 42d1481fb0
commit 7c09f82b43
1 changed files with 3 additions and 2 deletions
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5
include/arch/arm/cortex_m/mpu/arm_mpu_v8m.h
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@ -252,7 +252,8 @@ typedef struct {
#endif /* _ASMLANGUAGE */
#define _ARCH_MEM_PARTITION_ALIGN_CHECK(start, size) \
BUILD_ASSERT_MSG((size > 0) && \
BUILD_ASSERT_MSG((size > 0) && ((u32_t)start % \
CONFIG_ARM_MPU_REGION_MIN_ALIGN_AND_SIZE == 0) && \
((size) % CONFIG_ARM_MPU_REGION_MIN_ALIGN_AND_SIZE == 0), \
" the size of the partition must align " \
" the start and size of the partition must align " \
"with the minimum MPU region size.")