1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007,2008 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008 Richard Missenden *
9 * richard.missenden@googlemail.com *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
16 * This program is distributed in the hope that it will be useful, *
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
19 * GNU General Public License for more details. *
21 * You should have received a copy of the GNU General Public License *
22 * along with this program; if not, write to the *
23 * Free Software Foundation, Inc., *
24 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
25 ***************************************************************************/
33 #include "configuration.h"
41 #include "gdb_server.h"
49 #define OPENOCD_VERSION \
50 "Open On-Chip Debugger " VERSION RELSTR " (" PKGBLDDATE ")"
52 /* Give TELNET a way to find out what version this is */
53 COMMAND_HANDLER(handle_version_command)
56 return ERROR_COMMAND_SYNTAX_ERROR;
58 command_print(CMD_CTX, OPENOCD_VERSION);
64 static int log_target_callback_event_handler(struct target *target, enum target_event event, void *priv)
68 case TARGET_EVENT_GDB_START:
71 case TARGET_EVENT_GDB_END:
74 case TARGET_EVENT_HALTED:
77 /* do not display information when debugger caused the halt */
78 target_arch_state(target);
88 int ioutil_init(struct command_context *cmd_ctx);
90 static bool init_at_startup = true;
92 COMMAND_HANDLER(handle_noinit_command)
95 return ERROR_COMMAND_SYNTAX_ERROR;
96 init_at_startup = false;
100 /* OpenOCD can't really handle failure of this command. Patches welcome! :-) */
101 COMMAND_HANDLER(handle_init_command)
105 return ERROR_COMMAND_SYNTAX_ERROR;
108 static int initialized = 0;
114 retval = command_run_line(CMD_CTX, "target init");
115 if (ERROR_OK != retval)
118 if ((retval = jtag_interface_init(CMD_CTX)) != ERROR_OK)
120 /* we must be able to set up the jtag interface */
123 LOG_DEBUG("jtag interface init complete");
125 /* Try to initialize & examine the JTAG chain at this point, but
126 * continue startup regardless */
127 if (command_run_line(CMD_CTX, "jtag init") == ERROR_OK)
129 command_context_mode(CMD_CTX, COMMAND_EXEC);
130 LOG_DEBUG("Examining targets...");
131 if (target_examine() != ERROR_OK)
132 LOG_DEBUG("target examination failed");
133 command_context_mode(CMD_CTX, COMMAND_CONFIG);
136 LOG_WARNING("jtag initialization failed; try 'jtag init' again.");
138 if (command_run_line(CMD_CTX, "flash init") != ERROR_OK)
141 if (command_run_line(CMD_CTX, "mflash init") != ERROR_OK)
144 if (command_run_line(CMD_CTX, "nand init") != ERROR_OK)
147 if (command_run_line(CMD_CTX, "pld init") != ERROR_OK)
149 command_context_mode(CMD_CTX, COMMAND_EXEC);
151 /* initialize telnet subsystem */
152 gdb_target_add_all(all_targets);
154 target_register_event_callback(log_target_callback_event_handler, CMD_CTX);
159 static const struct command_registration openocd_command_handlers[] = {
162 .handler = &handle_version_command,
164 .help = "show program version",
168 .handler = &handle_noinit_command,
169 .mode = COMMAND_CONFIG,
170 .help = "Prevent 'init' from being called at startup.",
174 .handler = &handle_init_command,
175 .mode = COMMAND_CONFIG,
176 .help = "Initializes configured targets and servers. "
177 "Changes command mode from CONFIG to EXEC. "
178 "Unless 'noinit' is called, this command is "
179 "called automatically at the end of startup.",
182 COMMAND_REGISTRATION_DONE
185 struct command_context *global_cmd_ctx;
187 /* NB! this fn can be invoked outside this file for non PC hosted builds */
188 struct command_context *setup_command_handler(Jim_Interp *interp)
191 LOG_DEBUG("log_init: complete");
193 struct command_context *cmd_ctx;
195 global_cmd_ctx = cmd_ctx = command_init(openocd_startup_tcl, interp);
197 register_commands(cmd_ctx, NULL, openocd_command_handlers);
198 /* register subsystem commands */
199 server_register_commands(cmd_ctx);
200 gdb_register_commands(cmd_ctx);
201 log_register_commands(cmd_ctx);
202 jtag_register_commands(cmd_ctx);
203 xsvf_register_commands(cmd_ctx);
204 svf_register_commands(cmd_ctx);
205 target_register_commands(cmd_ctx);
206 flash_register_commands(cmd_ctx);
207 nand_register_commands(cmd_ctx);
208 pld_register_commands(cmd_ctx);
209 mflash_register_commands(cmd_ctx);
211 LOG_DEBUG("command registration: complete");
213 LOG_OUTPUT(OPENOCD_VERSION "\n");
218 /* normally this is the main() function entry, but if OpenOCD is linked
219 * into application, then this fn will not be invoked, but rather that
220 * application will have it's own implementation of main(). */
221 int openocd_main(int argc, char *argv[])
225 /* initialize commandline interface */
226 struct command_context *cmd_ctx;
228 cmd_ctx = setup_command_handler(NULL);
231 if (ioutil_init(cmd_ctx) != ERROR_OK)
237 LOG_OUTPUT("For bug reports, read\n\t"
238 "http://openocd.berlios.de/doc/doxygen/bugs.html"
242 command_context_mode(cmd_ctx, COMMAND_CONFIG);
243 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
245 if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
248 ret = parse_config_file(cmd_ctx);
253 if (httpd_start(cmd_ctx) != ERROR_OK)
257 ret = server_init(cmd_ctx);
263 ret = command_run_line(cmd_ctx, "init");
268 /* handle network connections */
270 server_loop(cmd_ctx);
278 unregister_all_commands(cmd_ctx, NULL);
280 /* free commandline interface */
281 command_done(cmd_ctx);
283 jtag_interface_quit();