2002-08-27 10:27:51 +00:00
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/*
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2009-03-25 16:27:52 +00:00
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* (C) Copyright 2000-2009
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2002-08-27 10:27:51 +00:00
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Definitions for Command Processor
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*/
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#ifndef __COMMAND_H
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#define __COMMAND_H
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2008-08-06 12:05:38 +00:00
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#include <config.h>
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2002-08-27 10:27:51 +00:00
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#ifndef NULL
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#define NULL 0
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#endif
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2009-01-28 00:03:12 +00:00
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/* Default to a width of 8 characters for help message command width */
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#ifndef CONFIG_SYS_HELP_CMD_WIDTH
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#define CONFIG_SYS_HELP_CMD_WIDTH 8
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#endif
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2002-08-27 10:27:51 +00:00
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#ifndef __ASSEMBLY__
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/*
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* Monitor Command Table
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*/
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struct cmd_tbl_s {
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char *name; /* Command Name */
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int maxargs; /* maximum number of arguments */
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int repeatable; /* autorepeat allowed? */
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/* Implementation function */
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2010-06-28 20:00:46 +00:00
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int (*cmd)(struct cmd_tbl_s *, int, int, char * const []);
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2002-08-27 10:27:51 +00:00
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char *usage; /* Usage message (short) */
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2008-10-16 13:01:15 +00:00
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#ifdef CONFIG_SYS_LONGHELP
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2002-08-27 10:27:51 +00:00
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char *help; /* Help message (long) */
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#endif
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2004-04-15 18:22:41 +00:00
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#ifdef CONFIG_AUTO_COMPLETE
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/* do auto completion on the arguments */
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2010-06-28 20:00:46 +00:00
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int (*complete)(int argc, char * const argv[], char last_char, int maxv, char *cmdv[]);
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2004-04-15 18:22:41 +00:00
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#endif
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2002-08-27 10:27:51 +00:00
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};
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typedef struct cmd_tbl_s cmd_tbl_t;
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2003-06-27 21:31:46 +00:00
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extern cmd_tbl_t __u_boot_cmd_start;
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extern cmd_tbl_t __u_boot_cmd_end;
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2002-08-27 10:27:51 +00:00
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2011-11-07 01:13:59 +00:00
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#if defined(CONFIG_CMD_RUN)
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extern int do_run(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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#endif
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2002-08-27 10:27:51 +00:00
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/* common/command.c */
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2009-03-25 16:27:52 +00:00
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int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int
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2010-06-28 20:00:46 +00:00
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flag, int argc, char * const argv[]);
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2002-08-27 10:27:51 +00:00
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cmd_tbl_t *find_cmd(const char *cmd);
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2008-09-23 15:05:02 +00:00
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cmd_tbl_t *find_cmd_tbl (const char *cmd, cmd_tbl_t *table, int table_len);
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2002-08-27 10:27:51 +00:00
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2011-04-23 23:43:24 +00:00
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extern int cmd_usage(const cmd_tbl_t *cmdtp);
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2009-01-28 00:03:10 +00:00
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2004-04-15 18:22:41 +00:00
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#ifdef CONFIG_AUTO_COMPLETE
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2010-10-20 07:52:39 +00:00
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extern int var_complete(int argc, char * const argv[], char last_char, int maxv, char *cmdv[]);
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2004-04-15 18:22:41 +00:00
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extern int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp);
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#endif
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2002-08-27 10:27:51 +00:00
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/*
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* Monitor Command
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*
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* All commands use a common argument format:
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*
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2010-06-28 20:00:46 +00:00
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* void function (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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2002-08-27 10:27:51 +00:00
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*/
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2008-09-10 20:48:05 +00:00
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#if defined(CONFIG_CMD_MEMORY) \
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|| defined(CONFIG_CMD_I2C) \
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|| defined(CONFIG_CMD_ITEST) \
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|| defined(CONFIG_CMD_PCI) \
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|| defined(CONFIG_CMD_PORTIO)
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#define CMD_DATA_SIZE
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extern int cmd_get_data_size(char* arg, int default_size);
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#endif
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2010-10-20 07:36:26 +00:00
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#ifdef CONFIG_CMD_BOOTD
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extern int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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#endif
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2011-06-05 13:43:02 +00:00
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#ifdef CONFIG_CMD_BOOTM
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2010-10-20 07:35:39 +00:00
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extern int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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2011-06-05 13:43:02 +00:00
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extern int bootm_maybe_autostart(cmd_tbl_t *cmdtp, const char *cmd);
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#else
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static inline int bootm_maybe_autostart(cmd_tbl_t *cmdtp, const char *cmd)
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{
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return 0;
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}
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#endif
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2010-10-20 07:41:17 +00:00
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extern int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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2010-10-20 07:35:39 +00:00
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2012-02-14 19:59:25 +00:00
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/*
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* Error codes that commands return to cmd_process(). We use the standard 0
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* and 1 for success and failure, but add one more case - failure with a
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* request to call cmd_usage(). But the cmd_process() function handles
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* CMD_RET_USAGE itself and after calling cmd_usage() it will return 1.
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* This is just a convenience for commands to avoid them having to call
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* cmd_usage() all over the place.
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*/
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enum command_ret_t {
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CMD_RET_SUCCESS, /* 0 = Success */
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CMD_RET_FAILURE, /* 1 = Failure */
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CMD_RET_USAGE = -1, /* Failure, please report 'usage' error */
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};
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/**
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* Process a command with arguments. We look up the command and execute it
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* if valid. Otherwise we print a usage message.
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*
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* @param flag Some flags normally 0 (see CMD_FLAG_.. above)
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* @param argc Number of arguments (arg 0 must be the command text)
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* @param argv Arguments
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* @param repeatable This function sets this to 0 if the command is not
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* repeatable. If the command is repeatable, the value
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* is left unchanged.
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* @return 0 if the command succeeded, 1 if it failed
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*/
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int cmd_process(int flag, int argc, char * const argv[],
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int *repeatable);
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2012-02-14 19:59:23 +00:00
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2002-08-27 10:27:51 +00:00
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#endif /* __ASSEMBLY__ */
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/*
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* Command Flags:
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*/
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#define CMD_FLAG_REPEAT 0x0001 /* repeat last command */
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#define CMD_FLAG_BOOTD 0x0002 /* command is from bootd */
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2011-09-17 06:48:51 +00:00
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#define Struct_Section __attribute__((unused, section(".u_boot_cmd"), \
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aligned(4)))
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2003-06-27 21:31:46 +00:00
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2010-10-20 07:52:39 +00:00
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#ifdef CONFIG_AUTO_COMPLETE
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# define _CMD_COMPLETE(x) x,
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#else
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# define _CMD_COMPLETE(x)
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#endif
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#ifdef CONFIG_SYS_LONGHELP
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# define _CMD_HELP(x) x,
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#else
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# define _CMD_HELP(x)
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#endif
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2003-06-27 21:31:46 +00:00
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2010-10-20 07:52:39 +00:00
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#define U_BOOT_CMD_MKENT_COMPLETE(name,maxargs,rep,cmd,usage,help,comp) \
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{#name, maxargs, rep, cmd, usage, _CMD_HELP(help) _CMD_COMPLETE(comp)}
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2003-06-27 21:31:46 +00:00
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2008-09-23 15:05:02 +00:00
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#define U_BOOT_CMD_MKENT(name,maxargs,rep,cmd,usage,help) \
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2010-10-20 07:52:39 +00:00
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U_BOOT_CMD_MKENT_COMPLETE(name,maxargs,rep,cmd,usage,help,NULL)
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2008-09-23 15:05:02 +00:00
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2010-10-20 07:52:39 +00:00
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#define U_BOOT_CMD_COMPLETE(name,maxargs,rep,cmd,usage,help,comp) \
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cmd_tbl_t __u_boot_cmd_##name Struct_Section = \
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U_BOOT_CMD_MKENT_COMPLETE(name,maxargs,rep,cmd,usage,help,comp)
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2003-06-27 21:31:46 +00:00
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2003-07-01 21:06:45 +00:00
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#define U_BOOT_CMD(name,maxargs,rep,cmd,usage,help) \
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2010-10-20 07:52:39 +00:00
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U_BOOT_CMD_COMPLETE(name,maxargs,rep,cmd,usage,help,NULL)
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2003-06-27 21:31:46 +00:00
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2010-10-28 18:00:11 +00:00
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#if defined(CONFIG_NEEDS_MANUAL_RELOC)
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2010-09-17 11:10:33 +00:00
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void fixup_cmdtable(cmd_tbl_t *cmdtp, int size);
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#endif
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2012-02-14 19:59:23 +00:00
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2002-08-27 10:27:51 +00:00
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#endif /* __COMMAND_H */
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