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 command_context_mode(CMD_CTX
, COMMAND_EXEC
);
116 if (target_init(CMD_CTX
) != ERROR_OK
)
118 LOG_DEBUG("target init complete");
120 if ((retval
= jtag_interface_init(CMD_CTX
)) != ERROR_OK
)
122 /* we must be able to set up the jtag interface */
125 LOG_DEBUG("jtag interface init complete");
127 /* Try to initialize & examine the JTAG chain at this point, but
128 * continue startup regardless */
129 command_context_mode(CMD_CTX
, COMMAND_CONFIG
);
130 if (command_run_line(CMD_CTX
, "jtag init") == ERROR_OK
)
132 command_context_mode(CMD_CTX
, COMMAND_EXEC
);
133 LOG_DEBUG("Examining targets...");
134 if (target_examine() != ERROR_OK
)
135 LOG_DEBUG("target examination failed");
136 command_context_mode(CMD_CTX
, COMMAND_CONFIG
);
139 LOG_WARNING("jtag initialization failed; try 'jtag init' again.");
141 if (command_run_line(CMD_CTX
, "flash init") != ERROR_OK
)
144 if (command_run_line(CMD_CTX
, "mflash init") != ERROR_OK
)
147 if (command_run_line(CMD_CTX
, "nand init") != ERROR_OK
)
150 if (command_run_line(CMD_CTX
, "pld init") != ERROR_OK
)
152 command_context_mode(CMD_CTX
, COMMAND_EXEC
);
154 /* initialize telnet subsystem */
155 gdb_target_add_all(all_targets
);
157 target_register_event_callback(log_target_callback_event_handler
, CMD_CTX
);
162 static const struct command_registration openocd_command_handlers
[] = {
165 .handler
= &handle_version_command
,
167 .help
= "show program version",
171 .handler
= &handle_noinit_command
,
172 .mode
= COMMAND_CONFIG
,
173 .help
= "Prevent 'init' from being called at startup.",
177 .handler
= &handle_init_command
,
178 .mode
= COMMAND_CONFIG
,
179 .help
= "Initializes configured targets and servers. "
180 "Changes command mode from CONFIG to EXEC. "
181 "Unless 'noinit' is called, this command is "
182 "called automatically at the end of startup.",
185 COMMAND_REGISTRATION_DONE
188 struct command_context
*global_cmd_ctx
;
190 /* NB! this fn can be invoked outside this file for non PC hosted builds */
191 struct command_context
*setup_command_handler(Jim_Interp
*interp
)
194 LOG_DEBUG("log_init: complete");
196 struct command_context
*cmd_ctx
;
198 global_cmd_ctx
= cmd_ctx
= command_init(openocd_startup_tcl
, interp
);
200 register_commands(cmd_ctx
, NULL
, openocd_command_handlers
);
201 /* register subsystem commands */
202 server_register_commands(cmd_ctx
);
203 gdb_register_commands(cmd_ctx
);
204 log_register_commands(cmd_ctx
);
205 jtag_register_commands(cmd_ctx
);
206 xsvf_register_commands(cmd_ctx
);
207 svf_register_commands(cmd_ctx
);
208 target_register_commands(cmd_ctx
);
209 flash_register_commands(cmd_ctx
);
210 nand_register_commands(cmd_ctx
);
211 pld_register_commands(cmd_ctx
);
212 mflash_register_commands(cmd_ctx
);
214 LOG_DEBUG("command registration: complete");
216 LOG_OUTPUT(OPENOCD_VERSION
"\n");
221 #if !BUILD_HTTPD && !BUILD_ECOSBOARD
222 /* implementations of OpenOCD that uses multithreading needs to know when
223 * OpenOCD is sleeping. No-op in vanilla OpenOCD
225 void openocd_sleep_prelude(void)
229 void openocd_sleep_postlude(void)
235 /* normally this is the main() function entry, but if OpenOCD is linked
236 * into application, then this fn will not be invoked, but rather that
237 * application will have it's own implementation of main(). */
238 int openocd_main(int argc
, char *argv
[])
242 /* initialize commandline interface */
243 struct command_context
*cmd_ctx
;
245 cmd_ctx
= setup_command_handler(NULL
);
248 if (ioutil_init(cmd_ctx
) != ERROR_OK
)
254 LOG_OUTPUT("For bug reports, read\n\t"
255 "http://openocd.berlios.de/doc/doxygen/bugs.html"
259 command_context_mode(cmd_ctx
, COMMAND_CONFIG
);
260 command_set_output_handler(cmd_ctx
, configuration_output_handler
, NULL
);
262 if (parse_cmdline_args(cmd_ctx
, argc
, argv
) != ERROR_OK
)
265 ret
= parse_config_file(cmd_ctx
);
270 if (httpd_start(cmd_ctx
) != ERROR_OK
)
274 ret
= server_init(cmd_ctx
);
280 ret
= command_run_line(cmd_ctx
, "init");
285 /* handle network connections */
287 server_loop(cmd_ctx
);
295 unregister_all_commands(cmd_ctx
, NULL
);
297 /* free commandline interface */
298 command_done(cmd_ctx
);
300 jtag_interface_quit();
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