X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fopenocd.c;h=8e8ceac45eb8ece54df1b877b6438d1ae2e1631f;hp=92305fb73cd46eef8c851801dafb4e8853235be7;hb=9e9633c6b98cc9243ae78cd12ab657d041eaa73e;hpb=0160320060cab521f66ea100d67a31b0b906d35f diff --git a/src/openocd.c b/src/openocd.c index 92305fb73c..8e8ceac45e 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 * @@ -18,132 +24,265 @@ * 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 "tcl_server.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; } -void exit_handler(void) +static void exit_handler(void) { - /* close JTAG interface */ - if (jtag && jtag->quit) - jtag->quit(); + jtag_interface_quit(); } -int main(int argc, char *argv[]) +static int log_target_callback_event_handler(struct target *target, enum target_event event, void *priv) { - /* initialize commandline interface */ - command_context_t *cmd_ctx, *cfg_cmd_ctx; - cmd_ctx = command_init(); + 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); + +/* OpenOCD can't really handle failure of this command. Patches welcome! :-) */ +COMMAND_HANDLER(handle_init_command) +{ + + if (CMD_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; +} + +struct command_context *global_cmd_ctx; + +/// src/hello.c gives a simple example for writing new command modules +int hello_register_commands(struct command_context *cmd_ctx); + +/* NB! this fn can be invoked outside this file for non PC hosted builds */ +struct command_context *setup_command_handler(void) +{ + struct command_context *cmd_ctx; + + global_cmd_ctx = cmd_ctx = command_init(openocd_startup_tcl); register_command(cmd_ctx, NULL, "version", handle_version_command, COMMAND_EXEC, "show OpenOCD version"); - + /* register subsystem commands */ + hello_register_commands(cmd_ctx); 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); - 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); - + mflash_register_commands(cmd_ctx); + if (log_init(cmd_ctx) != ERROR_OK) - return EXIT_FAILURE; - DEBUG("log init complete"); - - INFO( OPENOCD_VERSION ); - INFO( "$URL$"); - - 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) - return EXIT_FAILURE; + { + exit(-1); + } + LOG_DEBUG("log init complete"); - if (parse_config_file(cfg_cmd_ctx) != ERROR_OK) - return EXIT_FAILURE; - - command_done(cfg_cmd_ctx); + LOG_OUTPUT(OPENOCD_VERSION "\n"); - command_set_output_handler(cmd_ctx, configuration_output_handler, NULL); + register_command(cmd_ctx, NULL, "init", handle_init_command, + COMMAND_ANY, "initializes target and servers - nop on subsequent invocations"); - atexit(exit_handler); + return cmd_ctx; +} - if (jtag_init(cmd_ctx) != ERROR_OK) - return EXIT_FAILURE; - DEBUG("jtag init complete"); +int httpd_start(void); +void httpd_stop(void); - if (target_init(cmd_ctx) != ERROR_OK) + +#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(); + +#if BUILD_IOUTIL + if (ioutil_init(cmd_ctx) != ERROR_OK) + { return EXIT_FAILURE; - DEBUG("target init complete"); + } +#endif + + LOG_OUTPUT("For bug reports, read\n\t" + "http://openocd.berlios.de/doc/doxygen/bugs.html" + "\n"); + - if (flash_init_drivers(cmd_ctx) != ERROR_OK) + 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; - DEBUG("flash init complete"); - if (nand_init(cmd_ctx) != ERROR_OK) + ret = parse_config_file(cmd_ctx); + if ((ret != ERROR_OK) && (ret != ERROR_COMMAND_CLOSE_CONNECTION)) return EXIT_FAILURE; - DEBUG("NAND init complete"); - if (pld_init(cmd_ctx) != ERROR_OK) +#if BUILD_HTTPD + if (httpd_start() != ERROR_OK) return EXIT_FAILURE; - DEBUG("pld init complete"); +#endif - /* initialize tcp server */ - server_init(); - - /* initialize telnet subsystem */ - telnet_init("Open On-Chip Debugger"); - gdb_init(); + 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); + } - /* handle network connections */ - server_loop(cmd_ctx); - /* shut server down */ server_quit(); - + +#if BUILD_HTTPD + httpd_stop(); +#endif + + unregister_all_commands(cmd_ctx, NULL); + /* free commandline interface */ command_done(cmd_ctx); - + + return EXIT_SUCCESS; }