/* * (C) Copyright 2008 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * SPDX-License-Identifier: GPL-2.0+ */ /* * UBIFS command support */ #undef DEBUG #include <common.h> #include <config.h> #include <command.h> #include "../fs/ubifs/ubifs.h" static int ubifs_initialized; static int ubifs_mounted; extern struct super_block *ubifs_sb; /* Prototypes */ int ubifs_init(void); int ubifs_mount(char *vol_name); void ubifs_umount(struct ubifs_info *c); int ubifs_ls(char *dir_name); int ubifs_load(char *filename, u32 addr, u32 size); int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { char *vol_name; int ret; if (argc != 2) return CMD_RET_USAGE; vol_name = argv[1]; debug("Using volume %s\n", vol_name); if (ubifs_initialized == 0) { ubifs_init(); ubifs_initialized = 1; } ret = ubifs_mount(vol_name); if (ret) return -1; ubifs_mounted = 1; return 0; } int ubifs_is_mounted(void) { return ubifs_mounted; } void cmd_ubifs_umount(void) { if (ubifs_sb) { printf("Unmounting UBIFS volume %s!\n", ((struct ubifs_info *)(ubifs_sb->s_fs_info))->vi.name); ubifs_umount(ubifs_sb->s_fs_info); } ubifs_sb = NULL; ubifs_mounted = 0; ubifs_initialized = 0; } int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { if (argc != 1) return CMD_RET_USAGE; if (ubifs_initialized == 0) { printf("No UBIFS volume mounted!\n"); return -1; } cmd_ubifs_umount(); return 0; } int do_ubifs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { char *filename = "/"; int ret; if (!ubifs_mounted) { printf("UBIFS not mounted, use ubifsmount to mount volume first!\n"); return -1; } if (argc == 2) filename = argv[1]; debug("Using filename %s\n", filename); ret = ubifs_ls(filename); if (ret) printf("%s not found!\n", filename); return ret; } int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { char *filename; char *endp; int ret; u32 addr; u32 size = 0; if (!ubifs_mounted) { printf("UBIFS not mounted, use ubifs mount to mount volume first!\n"); return -1; } if (argc < 3) return CMD_RET_USAGE; addr = simple_strtoul(argv[1], &endp, 16); if (endp == argv[1]) return CMD_RET_USAGE; filename = argv[2]; if (argc == 4) { size = simple_strtoul(argv[3], &endp, 16); if (endp == argv[3]) return CMD_RET_USAGE; } debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size); ret = ubifs_load(filename, addr, size); if (ret) printf("%s not found!\n", filename); return ret; } U_BOOT_CMD( ubifsmount, 2, 0, do_ubifs_mount, "mount UBIFS volume", "<volume-name>\n" " - mount 'volume-name' volume" ); U_BOOT_CMD( ubifsumount, 1, 0, do_ubifs_umount, "unmount UBIFS volume", " - unmount current volume" ); U_BOOT_CMD( ubifsls, 2, 0, do_ubifs_ls, "list files in a directory", "[directory]\n" " - list files in a 'directory' (default '/')" ); U_BOOT_CMD( ubifsload, 4, 0, do_ubifs_load, "load file from an UBIFS filesystem", "<addr> <filename> [bytes]\n" " - load file 'filename' to address 'addr'" );