openocd/src/target/armv4_5_cache.h

58 lines
2.4 KiB
C

/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#ifndef ARMV4_5_CACHE_H
#define ARMV4_5_CACHE_H
struct command_context;
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_context *cmd_ctx,
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 /* ARMV4_5_CACHE_H */