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 static bool init_at_startup
= true;
96 COMMAND_HANDLER(handle_noinit_command
)
99 return ERROR_COMMAND_SYNTAX_ERROR
;
100 init_at_startup
= false;
104 /* OpenOCD can't really handle failure of this command. Patches welcome! :-) */
105 COMMAND_HANDLER(handle_init_command
)
109 return ERROR_COMMAND_SYNTAX_ERROR
;
112 static int initialized
= 0;
118 atexit(exit_handler
);
120 command_context_mode(CMD_CTX
, COMMAND_EXEC
);
122 if (target_init(CMD_CTX
) != ERROR_OK
)
124 LOG_DEBUG("target init complete");
126 if ((retval
= jtag_interface_init(CMD_CTX
)) != ERROR_OK
)
128 /* we must be able to set up the jtag interface */
131 LOG_DEBUG("jtag interface init complete");
133 /* Try to initialize & examine the JTAG chain at this point, but
134 * continue startup regardless */
135 if (jtag_init(CMD_CTX
) == ERROR_OK
)
137 LOG_DEBUG("jtag init complete");
138 if (target_examine() == ERROR_OK
)
140 LOG_DEBUG("jtag examine complete");
144 if (flash_init_drivers(CMD_CTX
) != ERROR_OK
)
146 LOG_DEBUG("flash init complete");
148 if (mflash_init_drivers(CMD_CTX
) != ERROR_OK
)
150 LOG_DEBUG("mflash init complete");
152 if (nand_init(CMD_CTX
) != ERROR_OK
)
154 LOG_DEBUG("NAND init complete");
156 if (pld_init(CMD_CTX
) != ERROR_OK
)
158 LOG_DEBUG("pld init complete");
160 /* initialize telnet subsystem */
161 gdb_target_add_all(all_targets
);
163 target_register_event_callback(log_target_callback_event_handler
, CMD_CTX
);
168 static const struct command_registration openocd_command_handlers
[] = {
171 .handler
= &handle_version_command
,
173 .help
= "show program version",
177 .handler
= &handle_noinit_command
,
178 .mode
= COMMAND_CONFIG
,
179 .help
= "Prevent 'init' from being called at startup.",
183 .handler
= &handle_init_command
,
184 .mode
= COMMAND_CONFIG
,
185 .help
= "Initializes configured targets and servers. "
186 "Changes command mode from CONFIG to EXEC. "
187 "Unless 'noinit' is called, this command is "
188 "called automatically at the end of startup.",
191 COMMAND_REGISTRATION_DONE
194 struct command_context
*global_cmd_ctx
;
196 /* NB! this fn can be invoked outside this file for non PC hosted builds */
197 struct command_context
*setup_command_handler(void)
200 LOG_DEBUG("log_init: complete");
202 struct command_context
*cmd_ctx
;
204 global_cmd_ctx
= cmd_ctx
= command_init(openocd_startup_tcl
);
206 register_commands(cmd_ctx
, NULL
, openocd_command_handlers
);
207 /* register subsystem commands */
208 server_register_commands(cmd_ctx
);
209 gdb_register_commands(cmd_ctx
);
210 log_register_commands(cmd_ctx
);
211 jtag_register_commands(cmd_ctx
);
212 xsvf_register_commands(cmd_ctx
);
213 svf_register_commands(cmd_ctx
);
214 target_register_commands(cmd_ctx
);
215 flash_register_commands(cmd_ctx
);
216 nand_register_commands(cmd_ctx
);
217 pld_register_commands(cmd_ctx
);
218 mflash_register_commands(cmd_ctx
);
220 LOG_DEBUG("command registration: complete");
222 LOG_OUTPUT(OPENOCD_VERSION
"\n");
227 #if !BUILD_HTTPD && !BUILD_ECOSBOARD
228 /* implementations of OpenOCD that uses multithreading needs to know when
229 * OpenOCD is sleeping. No-op in vanilla OpenOCD
231 void openocd_sleep_prelude(void)
235 void openocd_sleep_postlude(void)
241 /* normally this is the main() function entry, but if OpenOCD is linked
242 * into application, then this fn will not be invoked, but rather that
243 * application will have it's own implementation of main(). */
244 int openocd_main(int argc
, char *argv
[])
248 /* initialize commandline interface */
249 struct command_context
*cmd_ctx
;
251 cmd_ctx
= setup_command_handler();
254 if (ioutil_init(cmd_ctx
) != ERROR_OK
)
260 LOG_OUTPUT("For bug reports, read\n\t"
261 "http://openocd.berlios.de/doc/doxygen/bugs.html"
265 command_context_mode(cmd_ctx
, COMMAND_CONFIG
);
266 command_set_output_handler(cmd_ctx
, configuration_output_handler
, NULL
);
268 if (parse_cmdline_args(cmd_ctx
, argc
, argv
) != ERROR_OK
)
271 ret
= parse_config_file(cmd_ctx
);
276 if (httpd_start(cmd_ctx
) != ERROR_OK
)
280 ret
= server_init(cmd_ctx
);
286 ret
= command_run_line(cmd_ctx
, "init");
291 /* handle network connections */
293 server_loop(cmd_ctx
);
301 unregister_all_commands(cmd_ctx
, NULL
);
303 /* free commandline interface */
304 command_done(cmd_ctx
);
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