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git.ipfire.org Git - thirdparty/u-boot.git/blob - cmd/help.c
1 // SPDX-License-Identifier: GPL-2.0+
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10 static int do_help(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
13 cmd_tbl_t
*start
= ll_entry_start(cmd_tbl_t
, cmd
);
14 const int len
= ll_entry_count(cmd_tbl_t
, cmd
);
15 return _do_help(start
, len
, cmdtp
, flag
, argc
, argv
);
22 help
, CONFIG_SYS_MAXARGS
, 1, do_help
,
23 "print command description/usage",
25 " - print brief description of all commands\n"
27 " - print detailed usage of 'command'"
30 /* This does not use the U_BOOT_CMD macro as ? can't be used in symbol names */
31 ll_entry_declare(cmd_tbl_t
, question_mark
, cmd
) = {
32 "?", CONFIG_SYS_MAXARGS
, 1, do_help
,
34 #ifdef CONFIG_SYS_LONGHELP
36 #endif /* CONFIG_SYS_LONGHELP */