X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fopenocd.c;h=79a30e77e176e4fb44a4f2a6303e1bcdd8a65fa5;hb=ac1887c703d0d5ae83c513df61127f59e44a0469;hp=a9d38c955014def9095fa8abc6d3677cfcdfe3d5;hpb=b754eac35ac15b1dd7dc07ac31efd4329856a626;p=openocd.git diff --git a/src/openocd.c b/src/openocd.c index a9d38c9550..79a30e77e1 100644 --- a/src/openocd.c +++ b/src/openocd.c @@ -2,6 +2,12 @@ * 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 * @@ -18,90 +24,100 @@ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ -#define OPENOCD_VERSION "Open On-Chip Debugger " VERSION " (" PKGBLDDATE ") svn:" PKGBLDREV - #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include "log.h" -#include "types.h" +#include "openocd.h" #include "jtag.h" #include "configuration.h" -#include "interpreter.h" #include "xsvf.h" -#include "target.h" -#include "flash.h" +#include "svf.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 "httpd.h" -#include -#include +#ifdef HAVE_STRINGS_H #include -#include -#include -#include -#include -#include +#endif + + +#define OPENOCD_VERSION \ + "Open On-Chip Debugger " VERSION RELSTR " (" PKGBLDDATE ")" /* Give TELNET a way to find out what version this is */ -int handle_version_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +COMMAND_HANDLER(handle_version_command) { - command_print(cmd_ctx, OPENOCD_VERSION); + if (CMD_ARGC != 0) + return ERROR_COMMAND_SYNTAX_ERROR; + + command_print(CMD_CTX, OPENOCD_VERSION); return ERROR_OK; } -static int daemon_startup = 0; -int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +static int log_target_callback_event_handler(struct target *target, enum target_event event, void *priv) { - if (argc==0) - return ERROR_OK; - if (argc > 1 ) - return ERROR_COMMAND_SYNTAX_ERROR; - - daemon_startup = strcmp("reset", args[0])==0; - - command_print(cmd_ctx, OPENOCD_VERSION); + 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 *cmd_ctx); + +static bool init_at_startup = true; -void exit_handler(void) +COMMAND_HANDLER(handle_noinit_command) { - /* close JTAG interface */ - if (jtag && jtag->quit) - jtag->quit(); + if (CMD_ARGC != 0) + return ERROR_COMMAND_SYNTAX_ERROR; + init_at_startup = false; + return ERROR_OK; } - /* OpenOCD can't really handle failure of this command. Patches welcome! :-) */ -int handle_init_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +COMMAND_HANDLER(handle_init_command) { + + if (CMD_ARGC != 0) + return ERROR_COMMAND_SYNTAX_ERROR; + int retval; - static int initialized=0; + static int initialized = 0; if (initialized) return ERROR_OK; - - initialized=1; - - command_set_output_handler(cmd_ctx, configuration_output_handler, NULL); - atexit(exit_handler); + initialized = 1; + + command_context_mode(CMD_CTX, COMMAND_EXEC); - - if (target_init(cmd_ctx) != ERROR_OK) + if (target_init(CMD_CTX) != ERROR_OK) return ERROR_FAIL; LOG_DEBUG("target init complete"); - if ((retval=jtag_interface_init(cmd_ctx)) != ERROR_OK) + if ((retval = jtag_interface_init(CMD_CTX)) != ERROR_OK) { /* we must be able to set up the jtag interface */ return retval; @@ -109,133 +125,179 @@ int handle_init_command(struct command_context_s *cmd_ctx, char *cmd, char **arg 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) + * continue startup regardless */ + command_context_mode(CMD_CTX, COMMAND_CONFIG); + if (command_run_line(CMD_CTX, "jtag init") == ERROR_OK) { - LOG_DEBUG("jtag init complete"); - if (target_examine(cmd_ctx) == ERROR_OK) - { - LOG_DEBUG("jtag examine complete"); - } + command_context_mode(CMD_CTX, COMMAND_EXEC); + LOG_DEBUG("Examining targets..."); + if (target_examine() != ERROR_OK) + LOG_DEBUG("target examination failed"); + command_context_mode(CMD_CTX, COMMAND_CONFIG); } + else + LOG_WARNING("jtag initialization failed; try 'jtag init' again."); - - if (flash_init_drivers(cmd_ctx) != ERROR_OK) + if (command_run_line(CMD_CTX, "flash init") != ERROR_OK) return ERROR_FAIL; - LOG_DEBUG("flash init complete"); - if (nand_init(cmd_ctx) != ERROR_OK) + if (command_run_line(CMD_CTX, "mflash init") != ERROR_OK) return ERROR_FAIL; - LOG_DEBUG("NAND init complete"); - if (pld_init(cmd_ctx) != ERROR_OK) + if (command_run_line(CMD_CTX, "nand init") != ERROR_OK) return ERROR_FAIL; - LOG_DEBUG("pld init complete"); - /* initialize tcp server */ - server_init(); + if (command_run_line(CMD_CTX, "pld init") != ERROR_OK) + return ERROR_FAIL; + command_context_mode(CMD_CTX, COMMAND_EXEC); /* initialize telnet subsystem */ - telnet_init("Open On-Chip Debugger"); - gdb_init(); + gdb_target_add_all(all_targets); + + target_register_event_callback(log_target_callback_event_handler, CMD_CTX); return ERROR_OK; } - -/* implementations of OpenOCD that uses multithreading needs to lock OpenOCD while calling - * OpenOCD fn's. No-op in vanilla OpenOCD - */ -void lockBigLock() -{ -} -void unlockBigLock() +static const struct command_registration openocd_command_handlers[] = { + { + .name = "version", + .handler = &handle_version_command, + .mode = COMMAND_ANY, + .help = "show program version", + }, + { + .name = "noinit", + .handler = &handle_noinit_command, + .mode = COMMAND_CONFIG, + .help = "Prevent 'init' from being called at startup.", + }, + { + .name = "init", + .handler = &handle_init_command, + .mode = COMMAND_CONFIG, + .help = "Initializes configured targets and servers. " + "Changes command mode from CONFIG to EXEC. " + "Unless 'noinit' is called, this command is " + "called automatically at the end of startup.", + + }, + COMMAND_REGISTRATION_DONE +}; + +struct command_context *global_cmd_ctx; + +/* NB! this fn can be invoked outside this file for non PC hosted builds */ +struct command_context *setup_command_handler(Jim_Interp *interp) { -} + log_init(); + LOG_DEBUG("log_init: complete"); -/* Hook to add scripting language */ -int jim_command(command_context_t *context, char *line) -{ - LOG_ERROR("Syntax error"); - return ERROR_COMMAND_SYNTAX_ERROR; -} + struct command_context *cmd_ctx; -int main(int argc, char *argv[]) -{ - /* initialize commandline interface */ - command_context_t *cmd_ctx, *cfg_cmd_ctx; - cmd_ctx = command_init(); - - register_command(cmd_ctx, NULL, "version", handle_version_command, - COMMAND_EXEC, "show OpenOCD version"); - register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG, - "deprecated - use \"init\" and \"reset\" at end of startup script instead"); - + global_cmd_ctx = cmd_ctx = command_init(openocd_startup_tcl, interp); + + register_commands(cmd_ctx, NULL, openocd_command_handlers); /* register subsystem commands */ server_register_commands(cmd_ctx); - telnet_register_commands(cmd_ctx); gdb_register_commands(cmd_ctx); log_register_commands(cmd_ctx); jtag_register_commands(cmd_ctx); - interpreter_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); - - if (log_init(cmd_ctx) != ERROR_OK) + mflash_register_commands(cmd_ctx); + + LOG_DEBUG("command registration: complete"); + + LOG_OUTPUT(OPENOCD_VERSION "\n"); + + return cmd_ctx; +} + +#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 */ + struct command_context *cmd_ctx; + + cmd_ctx = setup_command_handler(NULL); + +#if BUILD_IOUTIL + if (ioutil_init(cmd_ctx) != ERROR_OK) + { return EXIT_FAILURE; - LOG_DEBUG("log init complete"); - - LOG_OUTPUT( OPENOCD_VERSION "\n" ); - - - /* 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 */ - - register_command(cmd_ctx, NULL, "init", handle_init_command, - COMMAND_ANY, "initializes target and servers - nop on subsequent invocations"); - - cfg_cmd_ctx = copy_command_context(cmd_ctx); - cfg_cmd_ctx->mode = COMMAND_CONFIG; - command_set_output_handler(cfg_cmd_ctx, configuration_output_handler, NULL); - - if (parse_cmdline_args(cfg_cmd_ctx, argc, argv) != ERROR_OK) + } +#endif + + LOG_OUTPUT("For bug reports, read\n\t" + "http://openocd.berlios.de/doc/doxygen/bugs.html" + "\n"); + + + 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) return EXIT_FAILURE; - if (parse_config_file(cfg_cmd_ctx) != ERROR_OK) +#if BUILD_HTTPD + if (httpd_start(cmd_ctx) != ERROR_OK) return EXIT_FAILURE; - - command_done(cfg_cmd_ctx); +#endif - if (command_run_line(cmd_ctx, "init")!=ERROR_OK) + ret = server_init(cmd_ctx); + if (ERROR_OK != ret) return EXIT_FAILURE; - - if (daemon_startup) - command_run_line(cmd_ctx, "reset"); + + if (init_at_startup) + { + ret = command_run_line(cmd_ctx, "init"); + if (ERROR_OK != ret) + ret = EXIT_FAILURE; + } /* handle network connections */ - server_loop(cmd_ctx); + if (ERROR_OK == ret) + server_loop(cmd_ctx); - /* shut server down */ server_quit(); - unregister_all_commands(cmd_ctx); - +#if BUILD_HTTPD + httpd_stop(); +#endif + + unregister_all_commands(cmd_ctx, NULL); + /* free commandline interface */ command_done(cmd_ctx); - return EXIT_SUCCESS; -} + jtag_interface_quit(); + return ret; +}