f5ee3643558e97071744ce319dd73c8fff7b141e
[openocd.git] / src / target / openrisc / or1k_du.h
1 /***************************************************************************
2 * Copyright (C) 2013 Franck Jullien *
3 * elec4fun@gmail.com *
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
21 #ifndef OR1K_DU
22 #define OR1K_DU
23
24 #ifdef HAVE_CONFIG_H
25 #include "config.h"
26 #endif
27
28 #define CPU_STALL 0
29 #define CPU_UNSTALL 1
30
31 #define CPU_RESET 0
32 #define CPU_NOT_RESET 1
33
34 int or1k_du_adv_register(void);
35
36 /* Linear list over all available or1k debug unit */
37 extern struct list_head du_list;
38
39 struct or1k_du {
40 const char *name;
41 struct list_head list;
42 int options;
43
44 int (*or1k_jtag_init)(struct or1k_jtag *jtag_info);
45
46 int (*or1k_is_cpu_running)(struct or1k_jtag *jtag_info, int *running);
47
48 int (*or1k_cpu_stall)(struct or1k_jtag *jtag_info, int action);
49
50 int (*or1k_cpu_reset)(struct or1k_jtag *jtag_info, int action);
51
52 int (*or1k_jtag_read_cpu)(struct or1k_jtag *jtag_info,
53 uint32_t addr, int count, uint32_t *value);
54
55 int (*or1k_jtag_write_cpu)(struct or1k_jtag *jtag_info,
56 uint32_t addr, int count, const uint32_t *value);
57
58 int (*or1k_jtag_read_memory)(struct or1k_jtag *jtag_info, uint32_t addr, uint32_t size,
59 int count, uint8_t *buffer);
60
61 int (*or1k_jtag_write_memory)(struct or1k_jtag *jtag_info, uint32_t addr, uint32_t size,
62 int count, const uint8_t *buffer);
63 };
64
65 static inline struct or1k_du *or1k_jtag_to_du(struct or1k_jtag *jtag_info)
66 {
67 return (struct or1k_du *)jtag_info->du_core;
68 }
69
70 static inline struct or1k_du *or1k_to_du(struct or1k_common *or1k)
71 {
72 struct or1k_jtag *jtag = &or1k->jtag;
73 return (struct or1k_du *)jtag->du_core;
74 }
75
76 int or1k_adv_jtag_jsp_xfer(struct or1k_jtag *jtag_info,
77 int *out_len, unsigned char *out_buffer,
78 int *in_len, unsigned char *in_buffer);
79
80 #endif
81