openocd/src/target/armv4_5_mmu.h

47 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
***************************************************************************/
#ifndef OPENOCD_TARGET_ARMV4_5_MMU_H
#define OPENOCD_TARGET_ARMV4_5_MMU_H
#include "armv4_5_cache.h"
struct target;
struct armv4_5_mmu_common {
int (*get_ttb)(struct target *target, uint32_t *result);
int (*read_memory)(struct target *target, target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
int (*write_memory)(struct target *target, target_addr_t address,
uint32_t size, uint32_t count, const uint8_t *buffer);
int (*disable_mmu_caches)(struct target *target, int mmu, int d_u_cache, int i_cache);
int (*enable_mmu_caches)(struct target *target, int mmu, int d_u_cache, int i_cache);
struct armv4_5_cache_common armv4_5_cache;
int has_tiny_pages;
int mmu_enabled;
};
int armv4_5_mmu_translate_va(struct target *target,
struct armv4_5_mmu_common *armv4_5_mmu, uint32_t va,
uint32_t *cb, uint32_t *val);
int armv4_5_mmu_read_physical(struct target *target,
struct armv4_5_mmu_common *armv4_5_mmu,
uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
int armv4_5_mmu_write_physical(struct target *target,
struct armv4_5_mmu_common *armv4_5_mmu,
uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
enum {
ARMV4_5_MMU_ENABLED = 0x1,
ARMV4_5_ALIGNMENT_CHECK = 0x2,
ARMV4_5_MMU_S_BIT = 0x100,
ARMV4_5_MMU_R_BIT = 0x200
};
#endif /* OPENOCD_TARGET_ARMV4_5_MMU_H */