openocd/src/target/etb.h
drath 5ed126c4f9 - fixed arm926 cp15 command bug (thanks to Vincent Palatin for this patch)
- fixed compiler warnings throughout the code (thanks to Vincent Palatin for this patch)
- added support for accessing ETB (embedded trace buffer) registers


git-svn-id: svn://svn.berlios.de/openocd/trunk@134 b42882b7-edfa-0310-969c-e2dbd0fdcd60
2007-03-26 21:47:26 +00:00

63 lines
2.4 KiB
C

/***************************************************************************
* Copyright (C) 2007 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef ETB_H
#define ETB_H
#include "target.h"
#include "register.h"
#include "arm_jtag.h"
/* ETB registers */
enum
{
ETB_ID = 0x00,
ETB_RAM_DEPTH = 0x01,
ETB_RAM_WIDTH = 0x02,
ETB_STATUS = 0x03,
ETB_RAM_DATA = 0x04,
ETB_RAM_READ_POINTER = 0x05,
ETB_RAM_WRITE_POINTER = 0x06,
ETB_TRIGGER_COUNTER = 0x07,
ETB_CTRL = 0x08,
};
typedef struct etb_s
{
int chain_pos;
int cur_scan_chain;
reg_cache_t *reg_cache;
} etb_t;
typedef struct etb_reg_s
{
int addr;
etb_t *etb;
} etb_reg_t;
extern reg_cache_t* etb_build_reg_cache(etb_t *etb);
extern int etb_read_reg(reg_t *reg);
extern int etb_write_reg(reg_t *reg, u32 value);
extern int etb_read_reg_w_check(reg_t *reg, u8* check_value, u8* check_mask);
extern int etb_store_reg(reg_t *reg);
extern int etb_set_reg(reg_t *reg, u32 value);
extern int etb_set_reg_w_exec(reg_t *reg, u8 *buf);
#endif /* ETB_H */