mpu.c File Reference

#include <chip.h>

Functions
void	MPU_Enable (uint32_t dwMPUEnable)
	Enables the MPU module.
void	MPU_SetRegionNum (uint32_t dwRegionNum)
	Set active memory region.
void	MPU_DisableRegion (void)
	Disable the current active region.
void	MPU_SetRegion (uint32_t dwRegionBaseAddr, uint32_t dwRegionAttr)
	Setup a memory region.
uint32_t	MPU_CalMPURegionSize (uint32_t dwActualSizeInBytes)
	Calculate region size for the RASR.
void	MPU_UpdateRegions (uint32_t dwRegionNum, uint32_t dwRegionBaseAddr, uint32_t dwRegionAttr)
	Update MPU regions.

Function Documentation

MPU_Enable()

void MPU_Enable

(

uint32_t

dwMPUEnable

)

Enables the MPU module.

Parameters

dwMPUEnable

Enable/Disable the memory region.

MPU_SetRegion()

void MPU_SetRegion	(	uint32_t	dwRegionBaseAddr,
		uint32_t	dwRegionAttr
	)

Setup a memory region.

Parameters

dwRegionBaseAddr	Memory region base address.
dwRegionAttr	Memory region attributes.

MPU_SetRegionNum()

void MPU_SetRegionNum

(

uint32_t

dwRegionNum

)

Set active memory region.

Parameters

dwRegionNum

The memory region to be active.

MPU_UpdateRegions()

void MPU_UpdateRegions	(	uint32_t	dwRegionNum,
		uint32_t	dwRegionBaseAddr,
		uint32_t	dwRegionAttr
	)

Update MPU regions.

Returns

Unused (ANSI-C compatibility).