/*************************************************************************** * Copyright (C) 2005 by Dominic Rath * * Dominic.Rath@gmx.de * * * * Copyright (C) 2007,2008 Øyvind Harboe * * oyvind.harboe@zylin.com * * * * Copyright (C) 2008 Richard Missenden * * richard.missenden@googlemail.com * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "log.h" #include "types.h" #include "jtag.h" #include "configuration.h" #include "xsvf.h" #include "svf.h" #include "target.h" #include "flash.h" #include "nand.h" #include "pld.h" #include "mflash.h" #include "command.h" #include "server.h" #include "telnet_server.h" #include "gdb_server.h" #include "tcl_server.h" #include #include #include #include #include #include #include #define OPENOCD_VERSION \ "Open On-Chip Debugger " VERSION " (" PKGBLDDATE ") " RELSTR PKGBLDREV static void print_version(void) { /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */ LOG_OUTPUT("$URL$\n"); /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */ /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */ } /* Give TELNET a way to find out what version this is */ static int handle_version_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { if (argc!=0) return ERROR_COMMAND_SYNTAX_ERROR; command_print(cmd_ctx, OPENOCD_VERSION); return ERROR_OK; } static void exit_handler(void) { /* close JTAG interface */ if (jtag && jtag->quit) jtag->quit(); } static int log_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv) { switch (event) { case TARGET_EVENT_GDB_START: target->display=0; break; case TARGET_EVENT_GDB_END: target->display=1; break; case TARGET_EVENT_HALTED: if (target->display) { /* do not display information when debugger caused the halt */ target_arch_state(target); } break; default: break; } return ERROR_OK; } int ioutil_init(struct command_context_s *cmd_ctx); /* OpenOCD can't really handle failure of this command. Patches welcome! :-) */ static int handle_init_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { if (argc!=0) return ERROR_COMMAND_SYNTAX_ERROR; int retval; static int initialized=0; if (initialized) return ERROR_OK; initialized=1; atexit(exit_handler); if (target_init(cmd_ctx) != ERROR_OK) return ERROR_FAIL; LOG_DEBUG("target init complete"); if ((retval=jtag_interface_init(cmd_ctx)) != ERROR_OK) { /* we must be able to set up the jtag interface */ return retval; } LOG_DEBUG("jtag interface init complete"); /* Try to initialize & examine the JTAG chain at this point, but * continue startup regardless */ if (jtag_init(cmd_ctx) == ERROR_OK) { LOG_DEBUG("jtag init complete"); if (target_examine() == ERROR_OK) { LOG_DEBUG("jtag examine complete"); } } if (flash_init_drivers(cmd_ctx) != ERROR_OK) return ERROR_FAIL; LOG_DEBUG("flash init complete"); if (mflash_init_drivers(cmd_ctx) != ERROR_OK) return ERROR_FAIL; LOG_DEBUG("mflash init complete"); if (nand_init(cmd_ctx) != ERROR_OK) return ERROR_FAIL; LOG_DEBUG("NAND init complete"); if (pld_init(cmd_ctx) != ERROR_OK) return ERROR_FAIL; LOG_DEBUG("pld init complete"); /* initialize tcp server */ server_init(); /* initialize telnet subsystem */ telnet_init("Open On-Chip Debugger"); gdb_init(); tcl_init(); /* allows tcl to just connect without going thru telnet */ target_register_event_callback(log_target_callback_event_handler, cmd_ctx); return ERROR_OK; } command_context_t *global_cmd_ctx; /* NB! this fn can be invoked outside this file for non PC hosted builds */ command_context_t *setup_command_handler(void) { command_context_t *cmd_ctx; global_cmd_ctx = cmd_ctx = command_init(); register_command(cmd_ctx, NULL, "version", handle_version_command, COMMAND_EXEC, "show OpenOCD version"); /* register subsystem commands */ server_register_commands(cmd_ctx); telnet_register_commands(cmd_ctx); gdb_register_commands(cmd_ctx); tcl_register_commands(cmd_ctx); /* tcl server commands */ log_register_commands(cmd_ctx); jtag_register_commands(cmd_ctx); xsvf_register_commands(cmd_ctx); svf_register_commands(cmd_ctx); target_register_commands(cmd_ctx); flash_register_commands(cmd_ctx); nand_register_commands(cmd_ctx); pld_register_commands(cmd_ctx); mflash_register_commands(cmd_ctx); if (log_init(cmd_ctx) != ERROR_OK) { exit(-1); } LOG_DEBUG("log init complete"); LOG_OUTPUT( OPENOCD_VERSION "\n" ); register_command(cmd_ctx, NULL, "init", handle_init_command, COMMAND_ANY, "initializes target and servers - nop on subsequent invocations"); return cmd_ctx; } int httpd_start(void); void httpd_stop(void); #if !BUILD_HTTPD && !BUILD_ECOSBOARD /* implementations of OpenOCD that uses multithreading needs to know when * OpenOCD is sleeping. No-op in vanilla OpenOCD */ void openocd_sleep_prelude(void) { } void openocd_sleep_postlude(void) { } #endif /* 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; }