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);
63 static void exit_handler(void)
65 jtag_interface_quit();
68 static int log_target_callback_event_handler(struct target *target, enum target_event event, void *priv)
72 case TARGET_EVENT_GDB_START:
75 case TARGET_EVENT_GDB_END:
78 case TARGET_EVENT_HALTED:
81 /* do not display information when debugger caused the halt */
82 target_arch_state(target);
92 int ioutil_init(struct command_context *cmd_ctx);
94 /* OpenOCD can't really handle failure of this command. Patches welcome! :-) */
95 COMMAND_HANDLER(handle_init_command)
99 return ERROR_COMMAND_SYNTAX_ERROR;
102 static int initialized = 0;
108 atexit(exit_handler);
110 command_context_mode(CMD_CTX, COMMAND_EXEC);
112 if (target_init(CMD_CTX) != ERROR_OK)
114 LOG_DEBUG("target init complete");
116 if ((retval = jtag_interface_init(CMD_CTX)) != ERROR_OK)
118 /* we must be able to set up the jtag interface */
121 LOG_DEBUG("jtag interface init complete");
123 /* Try to initialize & examine the JTAG chain at this point, but
124 * continue startup regardless */
125 if (jtag_init(CMD_CTX) == ERROR_OK)
127 LOG_DEBUG("jtag init complete");
128 if (target_examine() == ERROR_OK)
130 LOG_DEBUG("jtag examine complete");
134 if (flash_init_drivers(CMD_CTX) != ERROR_OK)
136 LOG_DEBUG("flash init complete");
138 if (mflash_init_drivers(CMD_CTX) != ERROR_OK)
140 LOG_DEBUG("mflash init complete");
142 if (nand_init(CMD_CTX) != ERROR_OK)
144 LOG_DEBUG("NAND init complete");
146 if (pld_init(CMD_CTX) != ERROR_OK)
148 LOG_DEBUG("pld init complete");
150 /* initialize telnet subsystem */
151 gdb_target_add_all(all_targets);
153 target_register_event_callback(log_target_callback_event_handler, CMD_CTX);
158 static const struct command_registration openocd_command_handlers[] = {
161 .handler = &handle_version_command,
162 .mode = COMMAND_EXEC,
163 .help = "show program version",
167 .handler = &handle_init_command,
169 .help = "Initializes configured targets and servers. "
170 "If called more than once, does nothing.",
172 COMMAND_REGISTRATION_DONE
175 struct command_context *global_cmd_ctx;
177 /* NB! this fn can be invoked outside this file for non PC hosted builds */
178 struct command_context *setup_command_handler(void)
181 LOG_DEBUG("log_init: complete");
183 struct command_context *cmd_ctx;
185 global_cmd_ctx = cmd_ctx = command_init(openocd_startup_tcl);
187 register_commands(cmd_ctx, NULL, openocd_command_handlers);
188 /* register subsystem commands */
189 server_register_commands(cmd_ctx);
190 gdb_register_commands(cmd_ctx);
191 log_register_commands(cmd_ctx);
192 jtag_register_commands(cmd_ctx);
193 xsvf_register_commands(cmd_ctx);
194 svf_register_commands(cmd_ctx);
195 target_register_commands(cmd_ctx);
196 flash_register_commands(cmd_ctx);
197 nand_register_commands(cmd_ctx);
198 pld_register_commands(cmd_ctx);
199 mflash_register_commands(cmd_ctx);
201 LOG_DEBUG("command registration: complete");
203 LOG_OUTPUT(OPENOCD_VERSION "\n");
208 #if !BUILD_HTTPD && !BUILD_ECOSBOARD
209 /* implementations of OpenOCD that uses multithreading needs to know when
210 * OpenOCD is sleeping. No-op in vanilla OpenOCD
212 void openocd_sleep_prelude(void)
216 void openocd_sleep_postlude(void)
222 /* normally this is the main() function entry, but if OpenOCD is linked
223 * into application, then this fn will not be invoked, but rather that
224 * application will have it's own implementation of main(). */
225 int openocd_main(int argc, char *argv[])
229 /* initialize commandline interface */
230 struct command_context *cmd_ctx;
232 cmd_ctx = setup_command_handler();
235 if (ioutil_init(cmd_ctx) != ERROR_OK)
241 LOG_OUTPUT("For bug reports, read\n\t"
242 "http://openocd.berlios.de/doc/doxygen/bugs.html"
246 command_context_mode(cmd_ctx, COMMAND_CONFIG);
247 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
249 if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
252 ret = parse_config_file(cmd_ctx);
257 if (httpd_start(cmd_ctx) != ERROR_OK)
267 ret = command_run_line(cmd_ctx, "init");
272 /* handle network connections */
274 server_loop(cmd_ctx);
282 unregister_all_commands(cmd_ctx, NULL);
284 /* free commandline interface */
285 command_done(cmd_ctx);