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![Simon Glass](/assets/img/avatar_default.png)
Change all files in common/ to use CMD_RET_USAGE instead of calling cmd_usage() directly. I'm not completely sure about this patch since the code since impact is small (100 byte or so on ARM) and it might need splitting into smaller patches. But for now here it is. Signed-off-by: Simon Glass <sjg@chromium.org>
192 lines
3.8 KiB
C
192 lines
3.8 KiB
C
/*
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* (C) Copyright 2008
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* Stefan Roese, DENX Software Engineering, sr@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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/*
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* UBIFS command support
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*/
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#undef DEBUG
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#include <common.h>
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#include <config.h>
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#include <command.h>
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#include "../fs/ubifs/ubifs.h"
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static int ubifs_initialized;
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static int ubifs_mounted;
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extern struct super_block *ubifs_sb;
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/* Prototypes */
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int ubifs_init(void);
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int ubifs_mount(char *vol_name);
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void ubifs_umount(struct ubifs_info *c);
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int ubifs_ls(char *dir_name);
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int ubifs_load(char *filename, u32 addr, u32 size);
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int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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char *vol_name;
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int ret;
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if (argc != 2)
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return CMD_RET_USAGE;
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vol_name = argv[1];
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debug("Using volume %s\n", vol_name);
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if (ubifs_initialized == 0) {
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ubifs_init();
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ubifs_initialized = 1;
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}
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ret = ubifs_mount(vol_name);
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if (ret)
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return -1;
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ubifs_mounted = 1;
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return 0;
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}
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int ubifs_is_mounted(void)
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{
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return ubifs_mounted;
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}
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void cmd_ubifs_umount(void)
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{
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if (ubifs_sb) {
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printf("Unmounting UBIFS volume %s!\n",
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((struct ubifs_info *)(ubifs_sb->s_fs_info))->vi.name);
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ubifs_umount(ubifs_sb->s_fs_info);
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}
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ubifs_sb = NULL;
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ubifs_mounted = 0;
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ubifs_initialized = 0;
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}
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int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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if (argc != 1)
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return CMD_RET_USAGE;
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if (ubifs_initialized == 0) {
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printf("No UBIFS volume mounted!\n");
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return -1;
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}
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cmd_ubifs_umount();
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return 0;
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}
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int do_ubifs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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char *filename = "/";
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int ret;
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if (!ubifs_mounted) {
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printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
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return -1;
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}
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if (argc == 2)
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filename = argv[1];
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debug("Using filename %s\n", filename);
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ret = ubifs_ls(filename);
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if (ret)
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printf("%s not found!\n", filename);
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return ret;
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}
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int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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char *filename;
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char *endp;
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int ret;
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u32 addr;
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u32 size = 0;
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if (!ubifs_mounted) {
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printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
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return -1;
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}
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if (argc < 3)
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return CMD_RET_USAGE;
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addr = simple_strtoul(argv[1], &endp, 16);
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if (endp == argv[1])
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return CMD_RET_USAGE;
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filename = argv[2];
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if (argc == 4) {
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size = simple_strtoul(argv[3], &endp, 16);
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if (endp == argv[3])
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return CMD_RET_USAGE;
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}
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debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);
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ret = ubifs_load(filename, addr, size);
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if (ret)
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printf("%s not found!\n", filename);
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return ret;
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}
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U_BOOT_CMD(
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ubifsmount, 2, 0, do_ubifs_mount,
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"mount UBIFS volume",
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"<volume-name>\n"
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" - mount 'volume-name' volume"
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);
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U_BOOT_CMD(
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ubifsumount, 1, 0, do_ubifs_umount,
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"unmount UBIFS volume",
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" - unmount current volume"
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);
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U_BOOT_CMD(
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ubifsls, 2, 0, do_ubifs_ls,
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"list files in a directory",
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"[directory]\n"
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" - list files in a 'directory' (default '/')"
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);
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U_BOOT_CMD(
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ubifsload, 4, 0, do_ubifs_load,
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"load file from an UBIFS filesystem",
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"<addr> <filename> [bytes]\n"
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" - load file 'filename' to address 'addr'"
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);
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