upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/cmd/help.c

37 lines
918 B

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2000-2009
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*/
#include <common.h>
#include <command.h>
static int do_help(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#ifdef CONFIG_CMDLINE
cmd_tbl_t *start = ll_entry_start(cmd_tbl_t, cmd);
const int len = ll_entry_count(cmd_tbl_t, cmd);
return _do_help(start, len, cmdtp, flag, argc, argv);
#else
return 0;
#endif
}
U_BOOT_CMD(
help, CONFIG_SYS_MAXARGS, 1, do_help,
"print command description/usage",
"\n"
" - print brief description of all commands\n"
"help command ...\n"
" - print detailed usage of 'command'"
);
/* This does not use the U_BOOT_CMD macro as ? can't be used in symbol names */
ll_entry_declare(cmd_tbl_t, question_mark, cmd) = {
"?", CONFIG_SYS_MAXARGS, 1, do_help,
"alias for 'help'",
#ifdef CONFIG_SYS_LONGHELP
""
#endif /* CONFIG_SYS_LONGHELP */
};