minidriver: fix inline capability of minidriver
[openocd.git] / src / jtag / minidummy / minidummy.c
1 /***************************************************************************
2 * Copyright (C) 2007-2008 by √ėyvind Harboe *
3 * *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
8 * *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
13 * *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
18 ***************************************************************************/
19 #ifdef HAVE_CONFIG_H
20 #include "config.h"
21 #endif
22
23 #include <jtag/jtag.h>
24 #include <target/embeddedice.h>
25 #include <jtag/minidriver.h>
26 #include <jtag/interface.h>
27
28 struct jtag_interface minidummy_interface =
29 {
30 .name = "minidummy",
31 .execute_queue = NULL,
32 .speed = NULL,
33 .commands = NULL,
34 .init = NULL,
35 .quit = NULL,
36 .khz = NULL,
37 .speed_div = NULL,
38 .power_dropout = NULL,
39 .srst_asserted = NULL,
40 };
41
42 int interface_jtag_execute_queue(void)
43 {
44 /* synchronously do the operation here */
45
46 return ERROR_OK;
47 }
48
49 int interface_jtag_add_ir_scan(int num_fields, const struct scan_field *fields, tap_state_t state)
50 {
51 /* synchronously do the operation here */
52
53 return ERROR_OK;
54
55 }
56
57 int interface_jtag_add_plain_ir_scan(int num_fields, const struct scan_field *fields, tap_state_t state)
58 {
59 /* synchronously do the operation here */
60
61 return ERROR_OK;
62 }
63
64 int interface_jtag_add_dr_scan(int num_fields, const struct scan_field *fields, tap_state_t state)
65 {
66 /* synchronously do the operation here */
67
68 return ERROR_OK;
69 }
70
71 int interface_jtag_add_plain_dr_scan(int num_fields, const struct scan_field *fields, tap_state_t state)
72 {
73 /* synchronously do the operation here */
74
75 return ERROR_OK;
76 }
77
78 int interface_jtag_add_tlr()
79 {
80 /* synchronously do the operation here */
81
82 return ERROR_OK;
83 }
84
85 int interface_jtag_add_reset(int req_trst, int req_srst)
86 {
87 /* synchronously do the operation here */
88
89 return ERROR_OK;
90 }
91
92 int interface_jtag_add_runtest(int num_cycles, tap_state_t state)
93 {
94 /* synchronously do the operation here */
95
96 return ERROR_OK;
97 }
98
99 int interface_jtag_add_clocks(int num_cycles)
100 {
101 /* synchronously do the operation here */
102
103 return ERROR_OK;
104 }
105
106 int interface_jtag_add_sleep(uint32_t us)
107 {
108 jtag_sleep(us);
109 return ERROR_OK;
110 }
111
112 int interface_jtag_add_pathmove(int num_states, const tap_state_t *path)
113 {
114 int state_count;
115 int tms = 0;
116
117 state_count = 0;
118
119 tap_state_t cur_state = cmd_queue_cur_state;
120
121 while (num_states)
122 {
123 if (tap_state_transition(cur_state, false) == path[state_count])
124 {
125 tms = 0;
126 }
127 else if (tap_state_transition(cur_state, true) == path[state_count])
128 {
129 tms = 1;
130 }
131 else
132 {
133 LOG_ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_name(cur_state), tap_state_name(path[state_count]));
134 exit(-1);
135 }
136
137 /* synchronously do the operation here */
138
139 cur_state = path[state_count];
140 state_count++;
141 num_states--;
142 }
143
144
145 /* synchronously do the operation here */
146
147 return ERROR_OK;
148 }
149
150 void embeddedice_write_dcc(struct jtag_tap *tap, int reg_addr, uint8_t *buffer, int little, int count)
151 {
152 int i;
153 for (i = 0; i < count; i++)
154 {
155 embeddedice_write_reg_inner(tap, reg_addr, fast_target_buffer_get_u32(buffer, little));
156 buffer += 4;
157 }
158 }