tcl_connection_t -> struct tcl_connection
[openocd.git] / src / openocd.c
index 1094dcd633c1ee9e2cbb57e1ee02934c710c0ceb..d67ebd59b176273a1be992ef3b6e3a38da08120e 100644 (file)
@@ -2,6 +2,12 @@
  *   Copyright (C) 2005 by Dominic Rath                                    *
  *   Dominic.Rath@gmx.de                                                   *
  *                                                                         *
+ *   Copyright (C) 2007,2008 Ã˜yvind 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     *
  *   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 "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 <sys/time.h>
-#include <sys/types.h>
+#ifdef HAVE_STRINGS_H
 #include <strings.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-
-#ifdef _WIN32
-#include <malloc.h>
-#else
-#include <alloca.h>
 #endif
 
-#include "replacements.h"
 
+#define OPENOCD_VERSION \
+               "Open On-Chip Debugger " VERSION RELSTR " (" PKGBLDDATE ")"
+
+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 */
-int handle_version_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_version_command)
 {
+       if (argc != 0)
+               return ERROR_COMMAND_SYNTAX_ERROR;
+
        command_print(cmd_ctx, OPENOCD_VERSION);
 
        return ERROR_OK;
 }
 
-static int daemon_startup = 0;
+static void exit_handler(void)
+{
+       jtag_interface_quit();
+}
 
-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_s *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;
 }
 
-void exit_handler(void)
-{
-       /* close JTAG interface */
-       if (jtag && jtag->quit)
-               jtag->quit();
-}
+int ioutil_init(struct command_context_s *cmd_ctx);
 
 /* 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 (argc != 0)
+               return ERROR_COMMAND_SYNTAX_ERROR;
+
        int retval;
-       static int initialized=0;
+       static int initialized = 0;
        if (initialized)
                return ERROR_OK;
-       
-       initialized=1;
-       
+
+       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)
+       if ((retval = jtag_interface_init(cmd_ctx)) != ERROR_OK)
        {
                /* we must be able to set up the jtag interface */
                return retval;
@@ -117,16 +140,20 @@ int handle_init_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
        if (jtag_init(cmd_ctx) == ERROR_OK)
        {
                LOG_DEBUG("jtag init complete");
-               if (target_examine(cmd_ctx) == ERROR_OK)
+               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");
@@ -143,21 +170,28 @@ int handle_init_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
        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;
+
+/// src/hello.c gives a simple example for writing new command modules
+int hello_register_commands(struct command_context_s *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;
-       
-       cmd_ctx = command_init();
-       
+
+       global_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");
-       
+
        /* register subsystem commands */
+       hello_register_commands(cmd_ctx);
        server_register_commands(cmd_ctx);
        telnet_register_commands(cmd_ctx);
        gdb_register_commands(cmd_ctx);
@@ -165,73 +199,108 @@ command_context_t *setup_command_handler(void)
        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" );
-       
+       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();
 
-       /* 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 */
+#if BUILD_IOUTIL
+       if (ioutil_init(cmd_ctx) != ERROR_OK)
+       {
+               return EXIT_FAILURE;
+       }
+#endif
+
+       print_version();
+
+       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;
-       
-       if (parse_config_file(cmd_ctx) != ERROR_OK)
+
+       ret = parse_config_file(cmd_ctx);
+       if ((ret != ERROR_OK) && (ret != ERROR_COMMAND_CLOSE_CONNECTION))
                return EXIT_FAILURE;
 
-       command_context_mode(cmd_ctx, COMMAND_EXEC);
-       if (command_run_line(cmd_ctx, "init")!=ERROR_OK)
+#if BUILD_HTTPD
+       if (httpd_start() != ERROR_OK)
                return EXIT_FAILURE;
-       
-       if (daemon_startup)
-               command_run_line(cmd_ctx, "reset");
-       
-       /* handle network connections */
-       server_loop(cmd_ctx);
+#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;
 }

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