| Server IP : 79.136.114.73 / Your IP : 3.137.172.252 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-3.13.0-170/arch/arm/include/asm/ |
Upload File : |
#ifndef __ARM_MPU_H
#define __ARM_MPU_H
#ifdef CONFIG_ARM_MPU
/* MPUIR layout */
#define MPUIR_nU 1
#define MPUIR_DREGION 8
#define MPUIR_IREGION 16
#define MPUIR_DREGION_SZMASK (0xFF << MPUIR_DREGION)
#define MPUIR_IREGION_SZMASK (0xFF << MPUIR_IREGION)
/* ID_MMFR0 data relevant to MPU */
#define MMFR0_PMSA (0xF << 4)
#define MMFR0_PMSAv7 (3 << 4)
/* MPU D/I Size Register fields */
#define MPU_RSR_SZ 1
#define MPU_RSR_EN 0
/* The D/I RSR value for an enabled region spanning the whole of memory */
#define MPU_RSR_ALL_MEM 63
/* Individual bits in the DR/IR ACR */
#define MPU_ACR_XN (1 << 12)
#define MPU_ACR_SHARED (1 << 2)
/* C, B and TEX[2:0] bits only have semantic meanings when grouped */
#define MPU_RGN_CACHEABLE 0xB
#define MPU_RGN_SHARED_CACHEABLE (MPU_RGN_CACHEABLE | MPU_ACR_SHARED)
#define MPU_RGN_STRONGLY_ORDERED 0
/* Main region should only be shared for SMP */
#ifdef CONFIG_SMP
#define MPU_RGN_NORMAL (MPU_RGN_CACHEABLE | MPU_ACR_SHARED)
#else
#define MPU_RGN_NORMAL MPU_RGN_CACHEABLE
#endif
/* Access permission bits of ACR (only define those that we use)*/
#define MPU_AP_PL1RW_PL0RW (0x3 << 8)
#define MPU_AP_PL1RW_PL0R0 (0x2 << 8)
#define MPU_AP_PL1RW_PL0NA (0x1 << 8)
/* For minimal static MPU region configurations */
#define MPU_PROBE_REGION 0
#define MPU_BG_REGION 1
#define MPU_RAM_REGION 2
#define MPU_VECTORS_REGION 3
/* Maximum number of regions Linux is interested in */
#define MPU_MAX_REGIONS 16
#define MPU_DATA_SIDE 0
#define MPU_INSTR_SIDE 1
#ifndef __ASSEMBLY__
struct mpu_rgn {
/* Assume same attributes for d/i-side */
u32 drbar;
u32 drsr;
u32 dracr;
};
struct mpu_rgn_info {
u32 mpuir;
struct mpu_rgn rgns[MPU_MAX_REGIONS];
};
extern struct mpu_rgn_info mpu_rgn_info;
#endif /* __ASSEMBLY__ */
#endif /* CONFIG_ARM_MPU */
#endif