/* * (C) Copyright 2004 * esd gmbh * Reinhard Arlt * * made from cmd_reiserfs by * * (C) Copyright 2003 - 2004 * Sysgo Real-Time Solutions, AG * Pavel Bartusek * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * */ /* * Ext2fs support */ #include #include #include #include #include #include #include #include #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE) #include #endif #if !defined(CONFIG_DOS_PARTITION) && !defined(CONFIG_EFI_PARTITION) #error DOS or EFI partition support must be selected #endif /* #define EXT2_DEBUG */ #ifdef EXT2_DEBUG #define PRINTF(fmt,args...) printf (fmt ,##args) #else #define PRINTF(fmt,args...) #endif int do_ext2ls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { char *filename = "/"; int dev=0; int part=1; char *ep; block_dev_desc_t *dev_desc=NULL; int part_length; if (argc < 3) { cmd_usage(cmdtp); return(1); } dev = (int)simple_strtoul (argv[2], &ep, 16); dev_desc = get_dev(argv[1],dev); if (dev_desc == NULL) { printf ("\n** Block device %s %d not supported\n", argv[1], dev); return(1); } if (*ep) { if (*ep != ':') { puts ("\n** Invalid boot device, use `dev[:part]' **\n"); return(1); } part = (int)simple_strtoul(++ep, NULL, 16); } if (argc == 4) { filename = argv[3]; } PRINTF("Using device %s %d:%d, directory: %s\n", argv[1], dev, part, filename); if ((part_length = ext2fs_set_blk_dev(dev_desc, part)) == 0) { printf ("** Bad partition - %s %d:%d **\n", argv[1], dev, part); ext2fs_close(); return(1); } if (!ext2fs_mount(part_length)) { printf ("** Bad ext2 partition or disk - %s %d:%d **\n", argv[1], dev, part); ext2fs_close(); return(1); } if (ext2fs_ls (filename)) { printf ("** Error ext2fs_ls() **\n"); ext2fs_close(); return(1); }; ext2fs_close(); return(0); } U_BOOT_CMD( ext2ls, 4, 1, do_ext2ls, "list files in a directory (default /)", " [directory]\n" " - list files from 'dev' on 'interface' in a 'directory'" ); /****************************************************************************** * Ext2fs boot command intepreter. Derived from diskboot */ int do_ext2load (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { char *filename = NULL; char *ep; int dev, part = 1; ulong addr = 0, part_length; int filelen; disk_partition_t info; block_dev_desc_t *dev_desc = NULL; char buf [12]; unsigned long count; char *addr_str; switch (argc) { case 3: addr_str = getenv("loadaddr"); if (addr_str != NULL) { addr = simple_strtoul (addr_str, NULL, 16); } else { addr = CONFIG_SYS_LOAD_ADDR; } filename = getenv ("bootfile"); count = 0; break; case 4: addr = simple_strtoul (argv[3], NULL, 16); filename = getenv ("bootfile"); count = 0; break; case 5: addr = simple_strtoul (argv[3], NULL, 16); filename = argv[4]; count = 0; break; case 6: addr = simple_strtoul (argv[3], NULL, 16); filename = argv[4]; count = simple_strtoul (argv[5], NULL, 16); break; default: cmd_usage(cmdtp); return(1); } if (!filename) { puts ("\n** No boot file defined **\n"); return(1); } dev = (int)simple_strtoul (argv[2], &ep, 16); dev_desc = get_dev(argv[1],dev); if (dev_desc==NULL) { printf ("\n** Block device %s %d not supported\n", argv[1], dev); return(1); } if (*ep) { if (*ep != ':') { puts ("\n** Invalid boot device, use `dev[:part]' **\n"); return(1); } part = (int)simple_strtoul(++ep, NULL, 16); } PRINTF("Using device %s%d, partition %d\n", argv[1], dev, part); if (part != 0) { if (get_partition_info (dev_desc, part, &info)) { printf ("** Bad partition %d **\n", part); return(1); } if (strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) { printf ("\n** Invalid partition type \"%.32s\"" " (expect \"" BOOT_PART_TYPE "\")\n", info.type); return(1); } PRINTF ("\nLoading from block device %s device %d, partition %d: " "Name: %.32s Type: %.32s File:%s\n", argv[1], dev, part, info.name, info.type, filename); } else { PRINTF ("\nLoading from block device %s device %d, File:%s\n", argv[1], dev, filename); } if ((part_length = ext2fs_set_blk_dev(dev_desc, part)) == 0) { printf ("** Bad partition - %s %d:%d **\n", argv[1], dev, part); ext2fs_close(); return(1); } if (!ext2fs_mount(part_length)) { printf ("** Bad ext2 partition or disk - %s %d:%d **\n", argv[1], dev, part); ext2fs_close(); return(1); } filelen = ext2fs_open(filename); if (filelen < 0) { printf("** File not found %s\n", filename); ext2fs_close(); return(1); } if ((count < filelen) && (count != 0)) { filelen = count; } if (ext2fs_read((char *)addr, filelen) != filelen) { printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part); ext2fs_close(); return(1); } ext2fs_close(); /* Loading ok, update default load address */ load_addr = addr; printf ("\n%d bytes read\n", filelen); sprintf(buf, "%X", filelen); setenv("filesize", buf); return(filelen); } U_BOOT_CMD( ext2load, 6, 0, do_ext2load, "load binary file from a Ext2 filesystem", " [addr] [filename] [bytes]\n" " - load binary file 'filename' from 'dev' on 'interface'\n" " to address 'addr' from ext2 filesystem" );