1853811287
Return value -1 cause U-Boot to print usage message. Return value 1 (CMD_RET_FAILURE) indicates failure. So fix return value when ubifs command starts it execution and fails. Signed-off-by: Pali Rohár <pali@kernel.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Dhruva Gole <d-gole@ti.com>
173 lines
3.0 KiB
C
173 lines
3.0 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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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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/*
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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 <log.h>
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#include <ubifs_uboot.h>
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static int ubifs_initialized;
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static int ubifs_mounted;
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int cmd_ubifs_mount(char *vol_name)
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{
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int ret;
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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 = uboot_ubifs_mount(vol_name);
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if (ret)
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return CMD_RET_FAILURE;
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ubifs_mounted = 1;
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return ret;
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}
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static int do_ubifs_mount(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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char *vol_name;
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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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return cmd_ubifs_mount(vol_name);
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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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int cmd_ubifs_umount(void)
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{
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if (ubifs_initialized == 0) {
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printf("No UBIFS volume mounted!\n");
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return CMD_RET_FAILURE;
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}
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uboot_ubifs_umount();
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ubifs_mounted = 0;
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ubifs_initialized = 0;
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return 0;
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}
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static int do_ubifs_umount(struct cmd_tbl *cmdtp, int flag, int argc,
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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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return cmd_ubifs_umount();
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}
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static int do_ubifs_ls(struct cmd_tbl *cmdtp, int flag, int argc,
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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 CMD_RET_FAILURE;
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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("** File not found %s **\n", filename);
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ret = CMD_RET_FAILURE;
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}
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return ret;
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}
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static int do_ubifs_load(struct cmd_tbl *cmdtp, int flag, int argc,
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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 CMD_RET_FAILURE;
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}
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if (argc < 3)
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return CMD_RET_USAGE;
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addr = hextoul(argv[1], &endp);
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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 = hextoul(argv[3], &endp);
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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("** File not found %s **\n", filename);
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ret = CMD_RET_FAILURE;
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}
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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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