arc_mpu.h File Reference

Go to the source code of this file.

Data Structures
struct	arc_mpu_region
struct	arc_mpu_config

Macros
#define	AUX_MPU_ATTR_UE   0x008 /* allow user execution */
#define	AUX_MPU_ATTR_UW   0x010 /* allow user write */
#define	AUX_MPU_ATTR_UR   0x020 /* allow user read */
#define	AUX_MPU_ATTR_KE   0x040 /* only allow kernel execution */
#define	AUX_MPU_ATTR_KW   0x080 /* only allow kernel write */
#define	AUX_MPU_ATTR_KR   0x100 /* only allow kernel read */
#define	AUX_MPU_ATTR_S   0x8000 /* secure */
#define	AUX_MPU_ATTR_N   0x0000 /* normal */
#define	REGION_DYNAMIC   0x800 /* dynamic flag */
#define	REGION_KERNEL_RAM_ATTR    (AUX_MPU_ATTR_KW | AUX_MPU_ATTR_KR)
#define	REGION_KERNEL_ROM_ATTR    (AUX_MPU_ATTR_KE | AUX_MPU_ATTR_KR)
#define	REGION_RAM_ATTR
#define	REGION_ROM_ATTR
#define	REGION_IO_ATTR
#define	REGION_ALL_ATTR
#define	REGION_32B   0x200
#define	REGION_64B   0x201
#define	REGION_128B   0x202
#define	REGION_256B   0x203
#define	REGION_512B   0x400
#define	REGION_1K   0x401
#define	REGION_2K   0x402
#define	REGION_4K   0x403
#define	REGION_8K   0x600
#define	REGION_16K   0x601
#define	REGION_32K   0x602
#define	REGION_64K   0x603
#define	REGION_128K   0x800
#define	REGION_256K   0x801
#define	REGION_512K   0x802
#define	REGION_1M   0x803
#define	REGION_2M   0xA00
#define	REGION_4M   0xA01
#define	REGION_8M   0xA02
#define	REGION_16M   0xA03
#define	REGION_32M   0xC00
#define	REGION_64M   0xC01
#define	REGION_128M   0xC02
#define	REGION_256M   0xC03
#define	REGION_512M   0xE00
#define	REGION_1G   0xE01
#define	REGION_2G   0xE02
#define	REGION_4G   0xE03
#define	MPU_REGION_ENTRY(_name, _base, _size, _attr)

Variables
struct arc_mpu_config	mpu_config

Macro Definition Documentation

AUX_MPU_ATTR_KE

#define AUX_MPU_ATTR_KE   0x040 /* only allow kernel execution */

AUX_MPU_ATTR_KR

#define AUX_MPU_ATTR_KR   0x100 /* only allow kernel read */

AUX_MPU_ATTR_KW

#define AUX_MPU_ATTR_KW   0x080 /* only allow kernel write */

AUX_MPU_ATTR_N

#define AUX_MPU_ATTR_N   0x0000 /* normal */

AUX_MPU_ATTR_S

#define AUX_MPU_ATTR_S   0x8000 /* secure */

AUX_MPU_ATTR_UE

#define AUX_MPU_ATTR_UE   0x008 /* allow user execution */

AUX_MPU_ATTR_UR

#define AUX_MPU_ATTR_UR   0x020 /* allow user read */

AUX_MPU_ATTR_UW

#define AUX_MPU_ATTR_UW   0x010 /* allow user write */

MPU_REGION_ENTRY

#define MPU_REGION_ENTRY	(		_name,
			_base,
			_size,
			_attr
	)

Value:

        {\
                .name = _name, \
                .base = _base, \
                .size = _size, \
                .attr = _attr, \
        }

REGION_128B

#define REGION_128B   0x202

REGION_128K

#define REGION_128K   0x800

REGION_128M

#define REGION_128M   0xC02

REGION_16K

#define REGION_16K   0x601

REGION_16M

#define REGION_16M   0xA03

REGION_1G

#define REGION_1G   0xE01

REGION_1K

#define REGION_1K   0x401

REGION_1M

#define REGION_1M   0x803

REGION_256B

#define REGION_256B   0x203

REGION_256K

#define REGION_256K   0x801

REGION_256M

#define REGION_256M   0xC03

REGION_2G

#define REGION_2G   0xE02

REGION_2K

#define REGION_2K   0x402

REGION_2M

#define REGION_2M   0xA00

REGION_32B

#define REGION_32B   0x200

REGION_32K

#define REGION_32K   0x602

REGION_32M

#define REGION_32M   0xC00

REGION_4G

#define REGION_4G   0xE03

REGION_4K

#define REGION_4K   0x403

REGION_4M

#define REGION_4M   0xA01

REGION_512B

#define REGION_512B   0x400

REGION_512K

#define REGION_512K   0x802

REGION_512M

#define REGION_512M   0xE00

REGION_64B

#define REGION_64B   0x201

REGION_64K

#define REGION_64K   0x603

REGION_64M

#define REGION_64M   0xC01

REGION_8K

#define REGION_8K   0x600

REGION_8M

#define REGION_8M   0xA02

REGION_ALL_ATTR

#define REGION_ALL_ATTR

Value:

                        (AUX_MPU_ATTR_UW | AUX_MPU_ATTR_UR | \
                         AUX_MPU_ATTR_KW | AUX_MPU_ATTR_KR | \
                         AUX_MPU_ATTR_KE | AUX_MPU_ATTR_UE)

REGION_DYNAMIC

#define REGION_DYNAMIC   0x800 /* dynamic flag */

REGION_IO_ATTR

#define REGION_IO_ATTR

Value:

                        (AUX_MPU_ATTR_UW | AUX_MPU_ATTR_UR | \
                         AUX_MPU_ATTR_KW | AUX_MPU_ATTR_KR)

REGION_KERNEL_RAM_ATTR

#define REGION_KERNEL_RAM_ATTR    (AUX_MPU_ATTR_KW | AUX_MPU_ATTR_KR)

REGION_KERNEL_ROM_ATTR

#define REGION_KERNEL_ROM_ATTR    (AUX_MPU_ATTR_KE | AUX_MPU_ATTR_KR)

REGION_RAM_ATTR

#define REGION_RAM_ATTR

Value:

                        (AUX_MPU_ATTR_UW | AUX_MPU_ATTR_UR | \
                         AUX_MPU_ATTR_KW | AUX_MPU_ATTR_KR)

REGION_ROM_ATTR

#define REGION_ROM_ATTR

Value:

                        (AUX_MPU_ATTR_UE | AUX_MPU_ATTR_UR | \
                         AUX_MPU_ATTR_KE | AUX_MPU_ATTR_KR)

Variable Documentation

mpu_config

struct arc_mpu_config mpu_config

extern