dsp563xx: Adding breakpoint/watchpoint support.
[openocd.git] / src / target / dsp563xx.h
1 /***************************************************************************
2 * Copyright (C) 2009-2011 by Mathias Kuester *
3 * mkdorg@users.sourceforge.net *
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 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
19 ***************************************************************************/
20
21 #ifndef DSP563XX_H
22 #define DSP563XX_H
23
24 #include <jtag/jtag.h>
25 #include <target/dsp563xx_once.h>
26
27 #define DSP563XX_NUMCOREREGS 54
28 #define DSP563XX_NUMONCEREGS 25
29
30 struct mcu_jtag {
31 struct jtag_tap *tap;
32 };
33
34 enum breakpoint_usage {
35 BPU_NONE = 0,
36 BPU_BREAKPOINT,
37 BPU_WATCHPOINT
38 };
39
40 struct hardware_breakpoint {
41 enum breakpoint_usage used;
42 };
43
44 struct dsp563xx_common {
45 struct mcu_jtag jtag_info;
46 struct reg_cache *core_cache;
47 uint32_t core_regs[DSP563XX_NUMCOREREGS];
48 struct once_reg once_regs[DSP563XX_NUMONCEREGS];
49
50 /* register cache to processor synchronization */
51 int (*read_core_reg) (struct target *target, int num);
52 int (*write_core_reg) (struct target *target, int num);
53
54 struct hardware_breakpoint hardware_breakpoint[1];
55
56 /*Were the hardware breakpoints cleared on startup?*/
57 int hardware_breakpoints_cleared;
58 };
59
60 struct dsp563xx_core_reg {
61 uint32_t num;
62 const char *name;
63 uint32_t size;
64 uint8_t eame;
65 uint32_t instr_mask;
66 struct target *target;
67 struct dsp563xx_common *dsp563xx_common;
68 };
69
70 static inline struct dsp563xx_common *target_to_dsp563xx(struct target *target)
71 {
72 return target->arch_info;
73 }
74
75 #endif /* DSP563XX_H */