Laurentiu Cocanu <laurentiu.cocanu@zylin.com> - Added additional error checks mostly...
[openocd.git] / src / target / breakpoints.h
1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
20 #ifndef BREAKPOINTS_H
21 #define BREAKPOINTS_H
22
23 #include "target.h"
24
25 struct target_s;
26
27 enum breakpoint_type
28 {
29 BKPT_HARD,
30 BKPT_SOFT,
31 };
32
33 extern char *breakpoint_type_strings[];
34
35 enum watchpoint_rw
36 {
37 WPT_READ = 0, WPT_WRITE = 1, WPT_ACCESS = 2
38 };
39
40 extern char *watchpoint_rw_strings[];
41
42 typedef struct breakpoint_s
43 {
44 u32 address;
45 int length;
46 enum breakpoint_type type;
47 int set;
48 u8 *orig_instr;
49 struct breakpoint_s *next;
50 } breakpoint_t;
51
52 typedef struct watchpoint_s
53 {
54 u32 address;
55 int length;
56 u32 mask;
57 u32 value;
58 enum watchpoint_rw rw;
59 int set;
60 struct watchpoint_s *next;
61 } watchpoint_t;
62
63 extern void breakpoint_clear_target(struct target_s *target);
64 extern int breakpoint_add(struct target_s *target, u32 address, u32 length, enum breakpoint_type type);
65 extern void breakpoint_remove(struct target_s *target, u32 address);
66 extern breakpoint_t* breakpoint_find(struct target_s *target, u32 address);
67 extern int watchpoint_add(struct target_s *target, u32 address, u32 length, enum watchpoint_rw rw, u32 value, u32 mask);
68 extern void watchpoint_remove(struct target_s *target, u32 address);
69 extern void watchpoint_clear_target(struct target_s *target);
70
71 #endif /* BREAKPOINTS_H */
72