RTEMS 6.1-rc5
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This header file provides the API to manage an Arm PMSAv7 based Memory Protection Unit (MPU). More...
#include <rtems/score/aarch32-system-registers.h>
#include <rtems/score/assert.h>
#include <rtems/score/cpu.h>
Go to the source code of this file.
Data Structures | |
struct | ARMV7_PMSA_Region |
The region definition is used to initialize the Memory Protection Unit (MPU). More... | |
Macros | |
#define | ARMV7_PMSA_TEXT_SECTION |
#define | ARMV7_RGNR_REGION_SHIFT 0 |
#define | ARMV7_RGNR_REGION_MASK 0xffU |
#define | ARMV7_RGNR_REGION_GET(_reg) (((_reg)&ARMV7_RGNR_REGION_MASK) >> ARMV7_RGNR_REGION_SHIFT) |
#define | ARMV7_RGNR_REGION_SET(_reg, _val) |
#define | ARMV7_RGNR_REGION(_val) (((_val) << ARMV7_RGNR_REGION_SHIFT) & ARMV7_RGNR_REGION_MASK) |
#define | ARMV7_RSR_EN 0x1U |
#define | ARMV7_RSR_RSIZE_SHIFT 1 |
#define | ARMV7_RSR_RSIZE_MASK 0x3eU |
#define | ARMV7_RSR_RSIZE_GET(_reg) (((_reg)&ARMV7_RSR_RSIZE_MASK) >> ARMV7_RSR_RSIZE_SHIFT) |
#define | ARMV7_RSR_RSIZE_SET(_reg, _val) |
#define | ARMV7_RSR_RSIZE(_val) (((_val) << ARMV7_RSR_RSIZE_SHIFT) & ARMV7_RSR_RSIZE_MASK) |
#define | ARMV7_RSR_SD_SHIFT 8 |
#define | ARMV7_RSR_SD_MASK 0xff00U |
#define | ARMV7_RSR_SD_GET(_reg) (((_reg)&ARMV7_RSR_SD_MASK) >> ARMV7_RSR_SD_SHIFT) |
#define | ARMV7_RSR_SD_SET(_reg, _val) |
#define | ARMV7_RSR_SD(_val) (((_val) << ARMV7_RSR_SD_SHIFT) & ARMV7_RSR_SD_MASK) |
#define | ARMV7_RACR_B 0x1U |
#define | ARMV7_RACR_C 0x2U |
#define | ARMV7_RACR_S 0x4U |
#define | ARMV7_RACR_TEX_0 0x8U |
#define | ARMV7_RACR_TEX_1 0x10U |
#define | ARMV7_RACR_TEX_2 0x20U |
#define | ARMV7_RACR_AP_0 0x100U |
#define | ARMV7_RACR_AP_1 0x200U |
#define | ARMV7_RACR_AP_2 0x400U |
#define | ARMV7_RACR_XN 0x1000U |
#define | ARMV7_PMSA_READ_ONLY_CACHED |
#define | ARMV7_PMSA_READ_ONLY_UNCACHED (ARMV7_RACR_TEX_0 | ARMV7_RACR_AP_0 | ARMV7_RACR_AP_2) |
#define | ARMV7_PMSA_READ_WRITE_CACHED (ARMV7_RACR_TEX_0 | ARMV7_RACR_C | ARMV7_RACR_B | ARMV7_RACR_AP_0) |
#define | ARMV7_PMSA_READ_WRITE_UNCACHED (ARMV7_RACR_TEX_0 | ARMV7_RACR_AP_0) |
#define | ARMV7_PMSA_READ_WRITE_SHARED (ARMV7_RACR_TEX_0 | ARMV7_RACR_S | ARMV7_RACR_AP_0) |
#define | ARMV7_PMSA_SHAREABLE_DEVICE (ARMV7_RACR_B | ARMV7_RACR_AP_0) |
#define | ARMV7_PMSA_NON_SHAREABLE_DEVICE (ARMV7_RACR_TEX_1 | ARMV7_RACR_AP_0) |
Typedefs | |
typedef struct ARMV7_PMSA_Region | ARMV7_PMSA_Region |
The region definition is used to initialize the Memory Protection Unit (MPU). | |
This header file provides the API to manage an Arm PMSAv7 based Memory Protection Unit (MPU).