jtag newtap change & huge manual update
[openocd.git] / src / pld / pld.c
1 /***************************************************************************
2 * Copyright (C) 2006 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 #ifdef HAVE_CONFIG_H
21 #include "config.h"
22 #endif
23
24 #include "replacements.h"
25
26 #include "pld.h"
27
28 #include "jtag.h"
29 #include "command.h"
30 #include "log.h"
31 #include "time_support.h"
32
33 #include <stdlib.h>
34 #include <unistd.h>
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #include <fcntl.h>
38 #include <string.h>
39
40 #include <sys/time.h>
41 #include <time.h>
42
43 /* pld drivers
44 */
45 extern pld_driver_t virtex2_pld;
46
47 pld_driver_t *pld_drivers[] =
48 {
49 &virtex2_pld,
50 NULL,
51 };
52
53 pld_device_t *pld_devices;
54 static command_t *pld_cmd;
55
56 int handle_pld_devices_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
57 int handle_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
58 int handle_pld_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
59
60 int pld_init(struct command_context_s *cmd_ctx)
61 {
62 if (pld_devices)
63 {
64 register_command(cmd_ctx, pld_cmd, "devices", handle_pld_devices_command, COMMAND_EXEC,
65 "list configured pld devices");
66 register_command(cmd_ctx, pld_cmd, "load", handle_pld_load_command, COMMAND_EXEC,
67 "load configuration <file> into programmable logic device");
68 }
69
70 return ERROR_OK;
71 }
72
73 pld_device_t *get_pld_device_by_num(int num)
74 {
75 pld_device_t *p;
76 int i = 0;
77
78 for (p = pld_devices; p; p = p->next)
79 {
80 if (i++ == num)
81 {
82 return p;
83 }
84 }
85
86 return NULL;
87 }
88
89 /* pld device <driver> [driver_options ...]
90 */
91 int handle_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
92 {
93 int i;
94 int found = 0;
95
96 if (argc < 1)
97 {
98 LOG_WARNING("incomplete 'pld bank' configuration");
99 return ERROR_OK;
100 }
101
102 for (i = 0; pld_drivers[i]; i++)
103 {
104 if (strcmp(args[0], pld_drivers[i]->name) == 0)
105 {
106 pld_device_t *p, *c;
107
108 /* register pld specific commands */
109 if (pld_drivers[i]->register_commands(cmd_ctx) != ERROR_OK)
110 {
111 LOG_ERROR("couldn't register '%s' commands", args[0]);
112 exit(-1);
113 }
114
115 c = malloc(sizeof(pld_device_t));
116 c->driver = pld_drivers[i];
117 c->next = NULL;
118
119 if (pld_drivers[i]->pld_device_command(cmd_ctx, cmd, args, argc, c) != ERROR_OK)
120 {
121 LOG_ERROR("'%s' driver rejected pld device", args[0]);
122 free(c);
123 return ERROR_OK;
124 }
125
126 /* put pld device in linked list */
127 if (pld_devices)
128 {
129 /* find last pld device */
130 for (p = pld_devices; p && p->next; p = p->next);
131 if (p)
132 p->next = c;
133 }
134 else
135 {
136 pld_devices = c;
137 }
138
139 found = 1;
140 }
141 }
142
143 /* no matching pld driver found */
144 if (!found)
145 {
146 LOG_ERROR("pld driver '%s' not found", args[0]);
147 exit(-1);
148 }
149
150 return ERROR_OK;
151 }
152
153 int handle_pld_devices_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
154 {
155 pld_device_t *p;
156 int i = 0;
157
158 if (!pld_devices)
159 {
160 command_print(cmd_ctx, "no pld devices configured");
161 return ERROR_OK;
162 }
163
164 for (p = pld_devices; p; p = p->next)
165 {
166 command_print(cmd_ctx, "#%i: %s", i++, p->driver->name);
167 }
168
169 return ERROR_OK;
170 }
171
172 int handle_pld_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
173 {
174 int retval;
175 struct timeval start, end, duration;
176 pld_device_t *p;
177
178 gettimeofday(&start, NULL);
179
180 if (argc < 2)
181 {
182 command_print(cmd_ctx, "usage: pld load <device#> <file>");
183 return ERROR_OK;
184 }
185
186 p = get_pld_device_by_num(strtoul(args[0], NULL, 0));
187 if (!p)
188 {
189 command_print(cmd_ctx, "pld device '#%s' is out of bounds", args[0]);
190 return ERROR_OK;
191 }
192
193 if ((retval = p->driver->load(p, args[1])) != ERROR_OK)
194 {
195 command_print(cmd_ctx, "failed loading file %s to pld device %i",
196 args[1], strtoul(args[0], NULL, 0));
197 switch (retval)
198 {
199 }
200 }
201 else
202 {
203 gettimeofday(&end, NULL);
204 timeval_subtract(&duration, &end, &start);
205
206 command_print(cmd_ctx, "loaded file %s to pld device %i in %is %ius",
207 args[1], strtoul(args[0], NULL, 0), duration.tv_sec, duration.tv_usec);
208 }
209
210 return ERROR_OK;
211 }
212
213 int pld_register_commands(struct command_context_s *cmd_ctx)
214 {
215 pld_cmd = register_command(cmd_ctx, NULL, "pld", NULL, COMMAND_ANY, "programmable logic device commands");
216
217 register_command(cmd_ctx, pld_cmd, "device", handle_pld_device_command, COMMAND_CONFIG, NULL);
218
219 return ERROR_OK;
220 }