common/cmd_ubifs.c

   1 /*
   2  * (C) Copyright 2008
   3  * Stefan Roese, DENX Software Engineering, sr@denx.de.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  *
  23  */
  24
  25
  26 /*
  27  * UBIFS command support
  28  */
  29
  30 #undef DEBUG
  31
  32 #include <common.h>
  33 #include <config.h>
  34 #include <command.h>
  35
  36 static int ubifs_initialized;
  37 static int ubifs_mounted;
  38
  39 /* Prototypes */
  40 int ubifs_init(void);
  41 int ubifs_mount(char *vol_name);
  42 int ubifs_ls(char *dir_name);
  43 int ubifs_load(char *filename, u32 addr, u32 size);
  44
  45 int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  46 {
  47         char *vol_name;
  48         int ret;
  49
  50         vol_name = argv[1];
  51         debug("Using volume %s\n", vol_name);
  52
  53         if (ubifs_initialized == 0) {
  54                 ubifs_init();
  55                 ubifs_initialized = 1;
  56         }
  57
  58         ret = ubifs_mount(vol_name);
  59         if (ret)
  60                 return -1;
  61
  62         ubifs_mounted = 1;
  63
  64         return 0;
  65 }
  66
  67 int do_ubifs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  68 {
  69         char *filename = "/";
  70         int ret;
  71
  72         if (!ubifs_mounted) {
  73                 printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
  74                 return -1;
  75         }
  76
  77         if (argc == 2)
  78                 filename = argv[1];
  79         debug("Using filename %s\n", filename);
  80
  81         ret = ubifs_ls(filename);
  82         if (ret)
  83                 printf("%s not found!\n", filename);
  84
  85         return ret;
  86 }
  87
  88 int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  89 {
  90         char *filename;
  91         int ret;
  92         u32 addr;
  93         u32 size = 0;
  94
  95         if (!ubifs_mounted) {
  96                 printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
  97                 return -1;
  98         }
  99
 100         if (argc < 3) {
 101                 printf("Usage:\n%s\n", cmdtp->usage);
 102                 return -1;
 103         }
 104
 105         addr = simple_strtoul(argv[1], NULL, 16);
 106         filename = argv[2];
 107
 108         if (argc == 4)
 109                 size = simple_strtoul(argv[3], NULL, 16);
 110         debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);
 111
 112         ret = ubifs_load(filename, addr, size);
 113         if (ret)
 114                 printf("%s not found!\n", filename);
 115
 116         return ret;
 117 }
 118
 119 U_BOOT_CMD(
 120         ubifsmount, 2, 0, do_ubifs_mount,
 121         "ubifsmount- mount UBIFS volume\n",
 122         "\n");
 123
 124 U_BOOT_CMD(ubifsls, 2, 0, do_ubifs_ls,
 125            "ubifsls - list files in a directory\n",
 126            "[directory]\n"
 127            "    - list files in a 'directory' (default '/')\n");
 128
 129 U_BOOT_CMD(ubifsload, 4, 0, do_ubifs_load,
 130            "ubifsload- load file from an UBIFS filesystem\n",
 131            "<addr> <filename> [bytes]\n"
 132            "    - load file 'filename' to address 'addr'\n");