Example #1
0
/** OpenOCD runtime meat that can become single-thread in future. It parse
 * commandline, reads configuration, sets up the target and starts server loop.
 * Commandline arguments are passed into this function from openocd_main().
 */
static int openocd_thread(int argc, char *argv[], struct command_context *cmd_ctx)
{
	int ret;

	if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
		return EXIT_FAILURE;

	if (server_preinit() != ERROR_OK)
		return EXIT_FAILURE;

	ret = parse_config_file(cmd_ctx);
	if (ret != ERROR_OK)
		return EXIT_FAILURE;

	ret = server_init(cmd_ctx);
	if (ERROR_OK != ret)
		return EXIT_FAILURE;

	ret = command_run_line(cmd_ctx, "init_targets");
	if (ERROR_OK != ret)
		ret = EXIT_FAILURE;

	if (init_at_startup)
	{
		ret = command_run_line(cmd_ctx, "init");
		if (ERROR_OK != ret)
			return EXIT_FAILURE;
	}

	server_loop(cmd_ctx);

	server_quit();

	return ret;
}
Example #2
0
int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[])
{
	int c;
	char command_buffer[128];
			
	while (1)
	{	
		/* getopt_long stores the option index here. */
		int option_index = 0;
		
		c = getopt_long(argc, argv, "hd::l:f:", long_options, &option_index);
		
		/* Detect the end of the options. */
		if (c == -1)
			break;
		
		switch (c)
		{
			case 0:
				break;
			case 'h':	/* --help | -h */
				help_flag = 1;
				break;
			case 'f':	/* --file | -f */
				config_file_name = optarg;
				break;
			case 'd':	/* --debug | -d */
				if (optarg)
					snprintf(command_buffer, 128, "debug_level %s", optarg);
				else
					snprintf(command_buffer, 128, "debug_level 3");
				command_run_line(cmd_ctx, command_buffer);
				break;
			case 'l':	/* --log_output | -l */
				if (optarg)
				{
					snprintf(command_buffer, 128, "log_output %s", optarg);
					command_run_line(cmd_ctx, command_buffer);
				}	
				break;
		}
	}

	if (help_flag)
	{
		printf("Open On-Chip Debugger\n(c) 2005 by Dominic Rath\n\n");
		printf("--help       | -h\tdisplay this help\n");
		printf("--file       | -f\tuse configuration file <name>\n");
		printf("--debug      | -d\tset debug level <0-3>\n");
		printf("--log_output | -l\tredirect log output to file <name>\n");
		exit(-1);
	}	

	return ERROR_OK;
}
Example #3
0
/* normally this is the main() function entry, but if OpenOCD is linked
 * into application, then this fn will not be invoked, but rather that
 * application will have it's own implementation of main(). */
int openocd_main(int argc, char *argv[])
{
	int ret;

	/* initialize commandline interface */
	command_context_t *cmd_ctx;

	cmd_ctx = setup_command_handler();

#if BUILD_IOUTIL
	if (ioutil_init(cmd_ctx) != ERROR_OK)
	{
		return EXIT_FAILURE;
	}
#endif

	LOG_OUTPUT("\n\nBUGS? Read http://svn.berlios.de/svnroot/repos/openocd/trunk/BUGS\n\n\n");

	print_version();

	command_context_mode(cmd_ctx, COMMAND_CONFIG);
	command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);

	if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
		return EXIT_FAILURE;

	ret = parse_config_file(cmd_ctx);
	if ( (ret != ERROR_OK) && (ret != ERROR_COMMAND_CLOSE_CONNECTION) )
		return EXIT_FAILURE;

#if BUILD_HTTPD
	if (httpd_start()!=ERROR_OK)
		return EXIT_FAILURE;
#endif

	if (ret != ERROR_COMMAND_CLOSE_CONNECTION)
	{
		command_context_mode(cmd_ctx, COMMAND_EXEC);
		if (command_run_line(cmd_ctx, "init")!=ERROR_OK)
			return EXIT_FAILURE;

		/* handle network connections */
		server_loop(cmd_ctx);
	}

	/* shut server down */
	server_quit();

#if BUILD_HTTPD
	httpd_stop();
#endif

	unregister_all_commands(cmd_ctx);

	/* free commandline interface */
	command_done(cmd_ctx);


	return EXIT_SUCCESS;
}
Example #4
0
int parse_config_file(struct command_context *cmd_ctx)
{
	int retval;
	char **cfg;

	if (!config_file_names) {
		command_run_line(cmd_ctx, "script openocd.cfg");
		return ERROR_OK;
	}

	cfg = config_file_names;

	while (*cfg) {
		retval = command_run_line(cmd_ctx, *cfg);
		if (retval != ERROR_OK)
			return retval;
		cfg++;
	}

	return ERROR_OK;
}
Example #5
0
int command_run_linef(struct command_context *context, const char *format, ...)
{
	int retval = ERROR_FAIL;
	char *string;
	va_list ap;
	va_start(ap, format);
	string = alloc_vprintf(format, ap);
	if (string != NULL) {
		retval = command_run_line(context, string);
		free(string);
	}
	va_end(ap);
	return retval;
}
Example #6
0
/** OpenOCD runtime meat that can become single-thread in future. It parse
 * commandline, reads configuration, sets up the target and starts server loop.
 * Commandline arguments are passed into this function from openocd_main().
 */
static int openocd_thread(int argc, char *argv[], struct command_context *cmd_ctx)
{
	int ret;

	if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
		return ERROR_FAIL;

	if (server_preinit() != ERROR_OK)
		return ERROR_FAIL;

	ret = parse_config_file(cmd_ctx);
	if (ret == ERROR_COMMAND_CLOSE_CONNECTION)
		return ERROR_OK;
	else if (ret != ERROR_OK)
		return ERROR_FAIL;

	ret = server_init(cmd_ctx);
	if (ERROR_OK != ret)
		return ERROR_FAIL;

	if (init_at_startup) {
		ret = command_run_line(cmd_ctx, "init");
		if (ERROR_OK != ret) {
			server_quit();
			return ERROR_FAIL;
		}
	}

	ret = server_loop(cmd_ctx);

	int last_signal = server_quit();
	if (last_signal != ERROR_OK)
		return last_signal;

	if (ret != ERROR_OK)
		return ERROR_FAIL;
	return ERROR_OK;
}
Example #7
0
static int telnet_input(struct connection *connection)
{
	int bytes_read;
	unsigned char buffer[TELNET_BUFFER_SIZE];
	unsigned char *buf_p;
	struct telnet_connection *t_con = connection->priv;
	struct command_context *command_context = connection->cmd_ctx;

	bytes_read = connection_read(connection, buffer, TELNET_BUFFER_SIZE);

	if (bytes_read == 0)
		return ERROR_SERVER_REMOTE_CLOSED;
	else if (bytes_read == -1) {
		LOG_ERROR("error during read: %s", strerror(errno));
		return ERROR_SERVER_REMOTE_CLOSED;
	}

	buf_p = buffer;
	while (bytes_read) {
		switch (t_con->state) {
			case TELNET_STATE_DATA:
				if (*buf_p == 0xff)
					t_con->state = TELNET_STATE_IAC;
				else {
					if (isprint(*buf_p)) {	/* printable character */
						/* watch buffer size leaving one spare character for
						 * string null termination */
						if (t_con->line_size == TELNET_LINE_MAX_SIZE-1) {
							/* output audible bell if buffer is full
							 * "\a" does not work, at least on windows */
							telnet_write(connection, "\x07", 1);
						} else if (t_con->line_cursor == t_con->line_size) {
							telnet_write(connection, buf_p, 1);
							t_con->line[t_con->line_size++] = *buf_p;
							t_con->line_cursor++;
						} else {
							int i;
							memmove(t_con->line + t_con->line_cursor + 1,
									t_con->line + t_con->line_cursor,
									t_con->line_size - t_con->line_cursor);
							t_con->line[t_con->line_cursor] = *buf_p;
							t_con->line_size++;
							telnet_write(connection,
									t_con->line + t_con->line_cursor,
									t_con->line_size - t_con->line_cursor);
							t_con->line_cursor++;
							for (i = t_con->line_cursor; i < t_con->line_size; i++)
								telnet_write(connection, "\b", 1);
						}
					} else {	/* non-printable */
						if (*buf_p == 0x1b) {	/* escape */
							t_con->state = TELNET_STATE_ESCAPE;
							t_con->last_escape = '\x00';
						} else if ((*buf_p == 0xd) || (*buf_p == 0xa)) {	/* CR/LF */
							int retval;

							/* skip over combinations with CR/LF and NUL characters */
							if ((bytes_read > 1) && ((*(buf_p + 1) == 0xa) ||
									(*(buf_p + 1) == 0xd))) {
								buf_p++;
								bytes_read--;
							}
							if ((bytes_read > 1) && (*(buf_p + 1) == 0)) {
								buf_p++;
								bytes_read--;
							}
							t_con->line[t_con->line_size] = 0;

							telnet_write(connection, "\r\n\x00", 3);

							if (strcmp(t_con->line, "history") == 0) {
								int i;
								for (i = 1; i < TELNET_LINE_HISTORY_SIZE; i++) {
									/* the t_con->next_history line contains empty string
									 * (unless NULL), thus it is not printed */
									char *history_line = t_con->history[(t_con->
											next_history + i) %
											TELNET_LINE_HISTORY_SIZE];
									if (history_line) {
										telnet_write(connection, history_line,
												strlen(history_line));
										telnet_write(connection, "\r\n\x00", 3);
									}
								}
								t_con->line_size = 0;
								t_con->line_cursor = 0;
								continue;
							}

							/* save only non-blank not repeating lines in the history */
							char *prev_line = t_con->history[(t_con->current_history > 0) ?
									t_con->current_history - 1 : TELNET_LINE_HISTORY_SIZE-1];
							if (*t_con->line && (prev_line == NULL ||
									strcmp(t_con->line, prev_line))) {
								/* if the history slot is already taken, free it */
								if (t_con->history[t_con->next_history])
									free(t_con->history[t_con->next_history]);

								/* add line to history */
								t_con->history[t_con->next_history] = strdup(t_con->line);

								/* wrap history at TELNET_LINE_HISTORY_SIZE */
								t_con->next_history = (t_con->next_history + 1) %
										TELNET_LINE_HISTORY_SIZE;

								/* current history line starts at the new entry */
								t_con->current_history =
										t_con->next_history;

								if (t_con->history[t_con->current_history])
									free(t_con->history[t_con->current_history]);
								t_con->history[t_con->current_history] = strdup("");
							}

							t_con->line_size = 0;

							/* to suppress prompt in log callback during command execution */
							t_con->line_cursor = -1;

							if (strcmp(t_con->line, "shutdown") == 0)
								telnet_save_history(t_con);

							retval = command_run_line(command_context, t_con->line);

							t_con->line_cursor = 0;

							if (retval == ERROR_COMMAND_CLOSE_CONNECTION)
								return ERROR_SERVER_REMOTE_CLOSED;

							/* the prompt is always * placed at the line beginning */
							telnet_write(connection, "\r", 1);

							retval = telnet_prompt(connection);
							if (retval == ERROR_SERVER_REMOTE_CLOSED)
								return ERROR_SERVER_REMOTE_CLOSED;

						} else if ((*buf_p == 0x7f) || (*buf_p == 0x8)) {	/* delete character */
							if (t_con->line_cursor > 0) {
								if (t_con->line_cursor != t_con->line_size) {
									int i;
									telnet_write(connection, "\b", 1);
									t_con->line_cursor--;
									t_con->line_size--;
									memmove(t_con->line + t_con->line_cursor,
											t_con->line + t_con->line_cursor + 1,
											t_con->line_size -
											t_con->line_cursor);

									telnet_write(connection,
											t_con->line + t_con->line_cursor,
											t_con->line_size -
											t_con->line_cursor);
									telnet_write(connection, " \b", 2);
									for (i = t_con->line_cursor; i < t_con->line_size; i++)
										telnet_write(connection, "\b", 1);
								} else {
									t_con->line_size--;
									t_con->line_cursor--;
									/* back space: move the 'printer' head one char
									 * back, overwrite with space, move back again */
									telnet_write(connection, "\b \b", 3);
								}
							}
						} else if (*buf_p == 0x15) /* clear line */
							telnet_clear_line(connection, t_con);
						else if (*buf_p == CTRL('B')) {	/* cursor left */
							if (t_con->line_cursor > 0) {
								telnet_write(connection, "\b", 1);
								t_con->line_cursor--;
							}
							t_con->state = TELNET_STATE_DATA;
						} else if (*buf_p == CTRL('F')) {	/* cursor right */
							if (t_con->line_cursor < t_con->line_size)
								telnet_write(connection, t_con->line + t_con->line_cursor++, 1);
							t_con->state = TELNET_STATE_DATA;
						} else if (*buf_p == CTRL('P'))		/* cursor up */
							telnet_history_up(connection);
						else if (*buf_p == CTRL('N'))		/* cursor down */
							telnet_history_down(connection);
						else
							LOG_DEBUG("unhandled nonprintable: %2.2x", *buf_p);
					}
				}
				break;
			case TELNET_STATE_IAC:
				switch (*buf_p) {
				case 0xfe:
					t_con->state = TELNET_STATE_DONT;
					break;
				case 0xfd:
					t_con->state = TELNET_STATE_DO;
					break;
				case 0xfc:
					t_con->state = TELNET_STATE_WONT;
					break;
				case 0xfb:
					t_con->state = TELNET_STATE_WILL;
					break;
				}
				break;
			case TELNET_STATE_SB:
				break;
			case TELNET_STATE_SE:
				break;
			case TELNET_STATE_WILL:
			case TELNET_STATE_WONT:
			case TELNET_STATE_DO:
			case TELNET_STATE_DONT:
				t_con->state = TELNET_STATE_DATA;
				break;
			case TELNET_STATE_ESCAPE:
				if (t_con->last_escape == '[') {
					if (*buf_p == 'D') {	/* cursor left */
						if (t_con->line_cursor > 0) {
							telnet_write(connection, "\b", 1);
							t_con->line_cursor--;
						}
						t_con->state = TELNET_STATE_DATA;
					} else if (*buf_p == 'C') {	/* cursor right */
						if (t_con->line_cursor < t_con->line_size)
							telnet_write(connection,
									t_con->line + t_con->line_cursor++, 1);
						t_con->state = TELNET_STATE_DATA;
					} else if (*buf_p == 'A') {	/* cursor up */
						telnet_history_up(connection);
					} else if (*buf_p == 'B') {	/* cursor down */
						telnet_history_down(connection);
					} else if (*buf_p == '3')
						t_con->last_escape = *buf_p;
					else
						t_con->state = TELNET_STATE_DATA;
				} else if (t_con->last_escape == '3') {
					/* Remove character */
					if (*buf_p == '~') {
						if (t_con->line_cursor < t_con->line_size) {
							int i;
							t_con->line_size--;
							/* remove char from line buffer */
							memmove(t_con->line + t_con->line_cursor,
									t_con->line + t_con->line_cursor + 1,
									t_con->line_size - t_con->line_cursor);

							/* print remainder of buffer */
							telnet_write(connection, t_con->line + t_con->line_cursor,
									t_con->line_size - t_con->line_cursor);
							/* overwrite last char with whitespace */
							telnet_write(connection, " \b", 2);

							/* move back to cursor position*/
							for (i = t_con->line_cursor; i < t_con->line_size; i++)
								telnet_write(connection, "\b", 1);
						}

						t_con->state = TELNET_STATE_DATA;
					} else
						t_con->state = TELNET_STATE_DATA;
				} else if (t_con->last_escape == '\x00') {
					if (*buf_p == '[')
						t_con->last_escape = *buf_p;
					else
						t_con->state = TELNET_STATE_DATA;
				} else {
					LOG_ERROR("BUG: unexpected value in t_con->last_escape");
					t_con->state = TELNET_STATE_DATA;
				}

				break;
			default:
				LOG_ERROR("unknown telnet state");
				return ERROR_FAIL;
		}

		bytes_read--;
		buf_p++;
	}

	return ERROR_OK;
}
Example #8
0
int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[])
{
	int c;
	char command_buffer[128];

	while (1)
	{	
		/* getopt_long stores the option index here. */
		int option_index = 0;
		
		c = getopt_long(argc, argv, "hvd::l:f:s:c:p", long_options, &option_index);
		
		/* Detect the end of the options. */
		if (c == -1)
			break;
		
		switch (c)
		{
			case 0:
				break;
			case 'h':	/* --help | -h */
				help_flag = 1;
				break;
			case 'v':	/* --version | -v */
				version_flag = 1;
				break;
			case 'f':	/* --file | -f */
			{
				snprintf(command_buffer, 128, "script {%s}", optarg);
				add_config_command(command_buffer);
				break;
			}
			case 's':	/* --search | -s */
				add_script_search_dir(optarg);
				break;
			case 'd':	/* --debug | -d */
				if (optarg)
					snprintf(command_buffer, 128, "debug_level %s", optarg);
				else
					snprintf(command_buffer, 128, "debug_level 3");
				command_run_line(cmd_ctx, command_buffer);
				break;
			case 'l':	/* --log_output | -l */
				if (optarg)
				{
					snprintf(command_buffer, 128, "log_output %s", optarg);
					command_run_line(cmd_ctx, command_buffer);
				}	
				break;
			case 'c':	/* --command | -c */
				if (optarg)
				{
					add_config_command(optarg);
				}	
				break;
			case 'p':	/* --pipe | -p */
#if BUILD_ECOSBOARD == 1
				/* pipes unsupported on hosted platforms */
				LOG_WARNING("pipes not supported on this platform");
#else
				server_use_pipes = 1;
#endif
				break;
		}
	}

	if (help_flag)
	{
		LOG_OUTPUT("Open On-Chip Debugger\n(c) 2005-2008 by Dominic Rath\n\n");
		LOG_OUTPUT("--help       | -h\tdisplay this help\n");
		LOG_OUTPUT("--version    | -v\tdisplay OpenOCD version\n");
		LOG_OUTPUT("--file       | -f\tuse configuration file <name>\n");
		LOG_OUTPUT("--search     | -s\tdir to search for config files and scripts\n");
		LOG_OUTPUT("--debug      | -d\tset debug level <0-3>\n");
		LOG_OUTPUT("--log_output | -l\tredirect log output to file <name>\n");
		LOG_OUTPUT("--command    | -c\trun <command>\n");
		LOG_OUTPUT("--pipe       | -p\tuse pipes for gdb communication\n");
		exit(-1);
	}	

	if (version_flag)
	{
		/* Nothing to do, version gets printed automatically. */
		// It is not an error to request the VERSION number.
		exit(0);
	}
	
	return ERROR_OK;
}
Example #9
0
int parse_cmdline_args(struct command_context *cmd_ctx, int argc, char *argv[])
{
	int c;
	char command_buffer[128];

	while (1) {
		/* getopt_long stores the option index here. */
		int option_index = 0;

		c = getopt_long(argc, argv, "hvd::l:f:s:c:p", long_options, &option_index);

		/* Detect the end of the options. */
		if (c == -1)
			break;

		switch (c) {
			case 0:
				break;
			case 'h':		/* --help | -h */
				help_flag = 1;
				break;
			case 'v':		/* --version | -v */
				version_flag = 1;
				break;
			case 'f':		/* --file | -f */
			{
				snprintf(command_buffer, 128, "script {%s}", optarg);
				add_config_command(command_buffer);
				break;
			}
			case 's':		/* --search | -s */
				add_script_search_dir(optarg);
				break;
			case 'd':		/* --debug | -d */
				if (optarg)
					snprintf(command_buffer, 128, "debug_level %s", optarg);
				else
					snprintf(command_buffer, 128, "debug_level 3");
				command_run_line(cmd_ctx, command_buffer);
				break;
			case 'l':		/* --log_output | -l */
				if (optarg) {
					snprintf(command_buffer, 128, "log_output %s", optarg);
					command_run_line(cmd_ctx, command_buffer);
				}
				break;
			case 'c':		/* --command | -c */
				if (optarg)
				    add_config_command(optarg);
				break;
			case 'p':
				/* to replicate the old syntax this needs to be synchronous
				 * otherwise the gdb stdin will overflow with the warning message */
				command_run_line(cmd_ctx, "gdb_port pipe; log_output openocd.log");
				LOG_WARNING("deprecated option: -p/--pipe. Use '-c \"gdb_port pipe; "
						"log_output openocd.log\"' instead.");
				break;
		}
	}

	if (help_flag) {
		LOG_OUTPUT("Open On-Chip Debugger\nLicensed under GNU GPL v2\n");
		LOG_OUTPUT("--help       | -h\tdisplay this help\n");
		LOG_OUTPUT("--version    | -v\tdisplay OpenOCD version\n");
		LOG_OUTPUT("--file       | -f\tuse configuration file <name>\n");
		LOG_OUTPUT("--search     | -s\tdir to search for config files and scripts\n");
		LOG_OUTPUT("--debug      | -d\tset debug level <0-3>\n");
		LOG_OUTPUT("--log_output | -l\tredirect log output to file <name>\n");
		LOG_OUTPUT("--command    | -c\trun <command>\n");
		exit(-1);
	}

	if (version_flag) {
		/* Nothing to do, version gets printed automatically. */
		/* It is not an error to request the VERSION number. */
		exit(0);
	}

	/* paths specified on the command line take precedence over these
	 * built-in paths
	 */
	add_default_dirs();

	return ERROR_OK;
}
/* call routine */
int fn_call(void *pvHandle, unsigned long ulNetxAddress, unsigned long ulParameterR0, lua_State *L, int iLuaCallbackTag, void *pvCallbackUserData)
{
	command_context_t *cmd_ctx;
	int iOocdResult;
	int iResult;
	wxString strCmd;
	target_t *target;
	bool fIsRunning;
	enum target_state state;


	/* cast the handle to the command context */
	cmd_ctx = (command_context_t*)pvHandle;

	// expect failure
	iResult = 1;

	// set R0 parameter
	strCmd.Printf(wxT("reg r0 0x%08X"), ulParameterR0);
	iOocdResult = command_run_line(cmd_ctx, strCmd.ToAscii());
	if( iOocdResult!=ERROR_OK )
	{
		wxLogError(wxT("config failed!"));
	}
	else
	{
		// resume <ulNetxAddress>
		strCmd.Printf(wxT("resume 0x%08X"), ulNetxAddress);
		iOocdResult = command_run_line(cmd_ctx, strCmd.ToAscii());
		if( iOocdResult!=ERROR_OK )
		{
			wxLogError(wxT("config failed!"));
		}
		else
		{
			// grab messages here
			// TODO: redirect outputhandler, then grab messages, restore default output handler on halt

			// wait for halt
			target = get_current_target(cmd_ctx);
			do
			{
				wxMilliSleep(100);

				target->type->poll(target);
				state = target->state;
				if( state==TARGET_HALTED )
				{
					wxLogMessage(wxT("call finished!"));
					iResult = 0;
				}
				else
				{
					// execute callback
					fIsRunning = callback(L, iLuaCallbackTag, 0, pvCallbackUserData);
					if( fIsRunning!=true )
					{
						// operation was canceled, halt the target
						wxLogMessage(wxT("Call canceled, stopping target..."));
						target = get_current_target(cmd_ctx);
						iOocdResult = target->type->halt(target);
						if( iOocdResult!=ERROR_OK && iOocdResult!=ERROR_TARGET_ALREADY_HALTED )
						{
							wxLogError(wxT("Failed to halt target!"));
						}
						break;
					}
					else
					{
						target_call_timer_callbacks();
					}
				}
			} while( state!=TARGET_HALTED );

			// usb cmd delay
			wxMilliSleep(1);
		}
	}

	return iResult;
}
static int romloader_openocd_connect(command_context_t **pptCmdCtx)
{
	int iResult;
	command_context_t *cmd_ctx;
	target_t *target;
	wxString strCmd;
	wxString strMsg;
	size_t sizCfgCnt;
	size_t sizCfgMax;
	int iInitCnt;


	cmd_ctx = command_init();

	/* register subsystem commands */
	log_register_commands(cmd_ctx);
	jtag_register_commands(cmd_ctx);
	interpreter_register_commands(cmd_ctx);
	xsvf_register_commands(cmd_ctx);
	target_register_commands(cmd_ctx);

	/* init the log functions */
	iResult = log_init(cmd_ctx);
	if( iResult!=ERROR_OK )
	{
		strMsg.Printf(wxT("failed to init log level: %d"), iResult);
		wxLogError(strMsg);
	}
	else
	{
		command_set_output_handler(cmd_ctx, romloader_openocd_default_output_handler, NULL);
		log_set_output_handler(romloader_openocd_log_printf, romloader_openocd_short_log_printf);
		cmd_ctx->mode = COMMAND_CONFIG;

		// set config
		sizCfgCnt = 0;
		sizCfgMax = astrInitCfg.GetCount();
		while( sizCfgCnt<sizCfgMax )
		{
			strCmd = astrInitCfg.Item(sizCfgCnt);
			wxLogMessage(wxT("command: ") + strCmd);
			iResult = command_run_line(cmd_ctx, strCmd.ToAscii());
			if( iResult!=ERROR_OK )
			{
				strMsg.Printf(wxT("failed to set config: %d"), iResult);
				wxLogError(strMsg);
				strMsg = wxT("error line was: '") + strCmd + wxT("'");
				wxLogError(strMsg);
				break;
			}
			++sizCfgCnt;
		}
		if( iResult==ERROR_OK )
		{
			cmd_ctx->mode = COMMAND_EXEC;

			iResult = jtag_init(cmd_ctx);
			if( iResult!=ERROR_OK )
			{
				strMsg.Printf(wxT("failed to init jtag: %d"), iResult);
				wxLogError(strMsg);
			}
			else
			{
				iResult = target_init(cmd_ctx);
				if( iResult!=ERROR_OK )
				{
					strMsg.Printf(wxT("failed to init jtag: %d"), iResult);
					wxLogError(strMsg);
				}
				else
				{
					wxMilliSleep(500);

					/* wait for target reset */
					iInitCnt = 10;
					do
					{
						target_call_timer_callbacks();
						wxMilliSleep(100);
					} while( --iInitCnt>0 );

					target = get_current_target(cmd_ctx);
					if( target->state!=TARGET_HALTED )
					{
						wxLogError(wxT("failed to halt the target"));
						iResult = ERROR_TARGET_NOT_HALTED;
					}
					else
					{
						// set config
						sizCfgCnt = 0;
						sizCfgMax = astrRunCfg.GetCount();
						while( sizCfgCnt<sizCfgMax )
						{
							strCmd = astrRunCfg.Item(sizCfgCnt);
							wxLogMessage(wxT("command: ") + strCmd);
							iResult = command_run_line(cmd_ctx, strCmd.ToAscii());
							if( iResult!=ERROR_OK )
							{
								strMsg.Printf(wxT("failed to run command: %d"), iResult);
								wxLogError(strMsg);
								strMsg = wxT("error line was: '") + strCmd + wxT("'");
								wxLogError(strMsg);
								break;
							}
							++sizCfgCnt;
						}
						if( iResult!=ERROR_OK )
						{
							wxLogError(wxT("config failed!"));
						}
					}
				}
			}
		}
	}

	if( iResult!=ERROR_OK )
	{
		// close connection
		romloader_openocd_close_instance(cmd_ctx);
		*pptCmdCtx = NULL;
	}
	else
	{
		// connection open, ok!
		*pptCmdCtx = cmd_ctx;
	}

	return iResult;
}