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/***************************************************************************
* 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, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifndef OPENOCD_TARGET_BREAKPOINTS_H
#define OPENOCD_TARGET_BREAKPOINTS_H
#include <stdint.h>
#include "helper/types.h"
struct target;
enum breakpoint_type {
BKPT_HARD,
BKPT_SOFT,
};
enum watchpoint_rw {
WPT_READ = 0, WPT_WRITE = 1, WPT_ACCESS = 2
};
struct breakpoint {
target_addr_t address;
uint32_t asid;
int length;
enum breakpoint_type type;
bool is_set;
unsigned int number;
uint8_t *orig_instr;
struct breakpoint *next;
uint32_t unique_id;
int linked_brp;
};
struct watchpoint {
target_addr_t address;
uint32_t length;
uint32_t mask;
uint32_t value;
enum watchpoint_rw rw;
bool is_set;
unsigned int number;
struct watchpoint *next;
int unique_id;
};
void breakpoint_clear_target(struct target *target);
int breakpoint_add(struct target *target,
target_addr_t address, uint32_t length, enum breakpoint_type type);
int context_breakpoint_add(struct target *target,
uint32_t asid, uint32_t length, enum breakpoint_type type);
int hybrid_breakpoint_add(struct target *target,
target_addr_t address, uint32_t asid, uint32_t length, enum breakpoint_type type);
void breakpoint_remove(struct target *target, target_addr_t address);
void breakpoint_remove_all(struct target *target);
struct breakpoint *breakpoint_find(struct target *target, target_addr_t address);
static inline void breakpoint_hw_set(struct breakpoint *breakpoint, unsigned int hw_number)
{
breakpoint->is_set = true;
breakpoint->number = hw_number;
}
void watchpoint_clear_target(struct target *target);
int watchpoint_add(struct target *target,
target_addr_t address, uint32_t length,
enum watchpoint_rw rw, uint32_t value, uint32_t mask);
void watchpoint_remove(struct target *target, target_addr_t address);
/* report type and address of just hit watchpoint */
int watchpoint_hit(struct target *target, enum watchpoint_rw *rw,
target_addr_t *address);
static inline void watchpoint_set(struct watchpoint *watchpoint, unsigned int number)
{
watchpoint->is_set = true;
watchpoint->number = number;
}
#endif /* OPENOCD_TARGET_BREAKPOINTS_H */
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