72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
/*
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* Copyright (c) 2007 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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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 modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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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, MA 02111-1307 USA
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*/
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/**
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* @file
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* @brief loadenv: Restoring a environment
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*/
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#include <common.h>
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#include <command.h>
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#include <environment.h>
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static int do_loadenv(cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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char *filename, *dirname;
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if (argc < 3)
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dirname = "/env";
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else
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dirname = argv[2];
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if (argc < 2)
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filename = "/dev/env0";
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else
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filename = argv[1];
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printf("loading environment from %s\n", filename);
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return envfs_load(filename, dirname);
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}
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static __maybe_unused char cmd_loadenv_help[] =
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"Usage: loadenv [ENVFS] [DIRECTORY]\n"
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"Load the persistent storage contained in <envfs> to the directory\n"
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"<directory>.\n"
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"If ommitted <directory> defaults to /env and <envfs> defaults to /dev/env0.\n"
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"Note that envfs can only handle files. Directories are skipped silently.\n";
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U_BOOT_CMD_START(loadenv)
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.maxargs = 3,
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.cmd = do_loadenv,
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.usage = "load environment from persistent storage",
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U_BOOT_CMD_HELP(cmd_loadenv_help)
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U_BOOT_CMD_END
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/**
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* @page loadenv_command loadenv
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*
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* Usage: loadenv [\<directory>] [\<envfs>]
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*
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* Load the persistent storage contained in \<envfs> to the directory \<directory>.
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*
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* If ommitted \<directory> defaults to \c /env and \<envfs> defaults to
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* \c /dev/env0.
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*
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* @note envfs can only handle files. Directories are skipped silently.
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*/
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