ARMv7-M MPU. Bad syntax will cause failure to write the correct value to the MPU_RASR register. From Juha Niskanen
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@ -500,7 +500,7 @@ static inline void mpu_peripheral(uintptr_t base, size_t size)
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l2size = mpu_log2regionceil(size);
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subregions = mpu_subregion(base, size, l2size);
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/* The configure the region */
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/* Then configure the region */
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regval = MPU_RASR_ENABLE | /* Enable region */
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MPU_RASR_SIZE_LOG2((uint32_t)l2size) | /* Region size */
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@ -508,7 +508,7 @@ static inline void mpu_peripheral(uintptr_t base, size_t size)
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MPU_RASR_S | /* Shareable */
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MPU_RASR_B | /* Bufferable */
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MPU_RASR_AP_RWNO | /* P:RW U:None */
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MPU_RASR_XN | /* Instruction access disable */
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MPU_RASR_XN; /* Instruction access disable */
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putreg32(regval, MPU_RASR);
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}
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