A dummy driver to test codepath w/no contact w/target.

[openocd] / src / openocd.c

diff --git a/src/openocd.c b/src/openocd.c
index 92305fb73cd46eef8c851801dafb4e8853235be7..449736e1615901a75508ccfa39b8fda31639e7d8 100644 (file)
--- a/src/openocd.c
+++ b/src/openocd.c
@@ -57,6 +57,23 @@ int handle_version_command(struct command_context_s *cmd_ctx, char *cmd, char **
        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)
+{
+       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);
+
+       return ERROR_OK;
+}
+
+
 void exit_handler(void)
 {
        /* close JTAG interface */
@@ -64,6 +81,80 @@ void exit_handler(void)
                jtag->quit();
 }
 
+
+/* 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)
+{
+       int retval;
+       static int initialized=0;
+       if (initialized)
+               return ERROR_OK;
+       
+       initialized=1;
+       
+       command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
+
+       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(cmd_ctx) == ERROR_OK)
+               {
+                       LOG_DEBUG("jtag examine complete");
+               }
+       }
+
+       
+       if (flash_init_drivers(cmd_ctx) != ERROR_OK)
+               return ERROR_FAIL;
+       LOG_DEBUG("flash 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();
+
+       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()
+{
+}
+
+
 int main(int argc, char *argv[])
 {
        /* initialize commandline interface */
@@ -72,6 +163,8 @@ int main(int argc, char *argv[])
 
        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 */
        server_register_commands(cmd_ctx);
@@ -88,10 +181,25 @@ int main(int argc, char *argv[])
        
        if (log_init(cmd_ctx) != ERROR_OK)
                return EXIT_FAILURE;
-       DEBUG("log init complete");
+       LOG_DEBUG("log init complete");
+       
+       LOG_OUTPUT( OPENOCD_VERSION "\n" );
        
-       INFO( OPENOCD_VERSION );
-       INFO( "$URL$");
+       
+       /* 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;
@@ -105,45 +213,21 @@ int main(int argc, char *argv[])
        
        command_done(cfg_cmd_ctx);
 
-       command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
-
-       atexit(exit_handler);
-
-       if (jtag_init(cmd_ctx) != ERROR_OK)
-               return EXIT_FAILURE;
-       DEBUG("jtag init complete");
-
-       if (target_init(cmd_ctx) != ERROR_OK)
-               return EXIT_FAILURE;
-       DEBUG("target init complete");
-
-       if (flash_init_drivers(cmd_ctx) != ERROR_OK)
-               return EXIT_FAILURE;
-       DEBUG("flash init complete");
-
-       if (nand_init(cmd_ctx) != ERROR_OK)
-               return EXIT_FAILURE;
-       DEBUG("NAND init complete");
-
-       if (pld_init(cmd_ctx) != ERROR_OK)
+       if (command_run_line(cmd_ctx, "init")!=ERROR_OK)
                return EXIT_FAILURE;
-       DEBUG("pld init complete");
-
-       /* initialize tcp server */
-       server_init();
        
-       /* initialize telnet subsystem */
-       telnet_init("Open On-Chip Debugger");
-       gdb_init();
+       if (daemon_startup)
+               command_run_line(cmd_ctx, "reset");
 
        /* handle network connections */
        server_loop(cmd_ctx);
-       
+
        /* shut server down */
        server_quit();
-       
+
        /* free commandline interface */
        command_done(cmd_ctx);
-       
+
        return EXIT_SUCCESS;
 }
+