openocd/src/target/armv4_5_cache.h

47 lines
1.3 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_CACHE_H
#define OPENOCD_TARGET_ARMV4_5_CACHE_H
#include "helper/types.h"
struct command_invocation;
struct armv4_5_cachesize {
int linelen;
int associativity;
int nsets;
int cachesize;
};
struct armv4_5_cache_common {
int ctype; /* specify supported cache operations */
int separate; /* separate caches or unified cache */
struct armv4_5_cachesize d_u_size; /* data cache */
struct armv4_5_cachesize i_size; /* instruction cache */
int i_cache_enabled;
int d_u_cache_enabled;
};
int armv4_5_identify_cache(uint32_t cache_type_reg,
struct armv4_5_cache_common *cache);
int armv4_5_cache_state(uint32_t cp15_control_reg,
struct armv4_5_cache_common *cache);
int armv4_5_handle_cache_info_command(struct command_invocation *cmd,
struct armv4_5_cache_common *armv4_5_cache);
enum {
ARMV4_5_D_U_CACHE_ENABLED = 0x4,
ARMV4_5_I_CACHE_ENABLED = 0x1000,
ARMV4_5_WRITE_BUFFER_ENABLED = 0x8,
ARMV4_5_CACHE_RR_BIT = 0x5000,
};
#endif /* OPENOCD_TARGET_ARMV4_5_CACHE_H */