diff options
Diffstat (limited to 'u-boot/common/cmd_reiser.c')
| -rw-r--r-- | u-boot/common/cmd_reiser.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/u-boot/common/cmd_reiser.c b/u-boot/common/cmd_reiser.c new file mode 100644 index 0000000..ced1d40 --- /dev/null +++ b/u-boot/common/cmd_reiser.c @@ -0,0 +1,237 @@ +/* + * (C) Copyright 2003 - 2004 + * Sysgo Real-Time Solutions, AG <www.elinos.com> + * Pavel Bartusek <pba@sysgo.com> + * + * 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 + * + */ + +/* + * Reiserfs support + */ +#include <common.h> +#include <config.h> +#include <command.h> +#include <image.h> +#include <linux/ctype.h> +#include <asm/byteorder.h> +#include <reiserfs.h> +#include <part.h> + +#ifndef CONFIG_DOS_PARTITION +#error DOS partition support must be selected +#endif + +/* #define REISER_DEBUG */ + +#ifdef REISER_DEBUG +#define PRINTF(fmt,args...) printf (fmt ,##args) +#else +#define PRINTF(fmt,args...) +#endif + +int do_reiserls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + char *filename = "/"; + int dev=0; + int part=1; + char *ep; + block_dev_desc_t *dev_desc=NULL; + int part_length; + + if (argc < 3) + return cmd_usage(cmdtp); + + 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 = reiserfs_set_blk_dev(dev_desc, part)) == 0) { + printf ("** Bad partition - %s %d:%d **\n", argv[1], dev, part); + return 1; + } + + if (!reiserfs_mount(part_length)) { + printf ("** Bad Reiserfs partition or disk - %s %d:%d **\n", argv[1], dev, part); + return 1; + } + + if (reiserfs_ls (filename)) { + printf ("** Error reiserfs_ls() **\n"); + return 1; + }; + + return 0; +} + +U_BOOT_CMD( + reiserls, 4, 1, do_reiserls, + "list files in a directory (default /)", + "<interface> <dev[:part]> [directory]\n" + " - list files from 'dev' on 'interface' in a 'directory'" +); + +/****************************************************************************** + * Reiserfs boot command intepreter. Derived from diskboot + */ +int do_reiserload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + char *filename = NULL; + char *ep; + int dev, part = 0; + ulong addr = 0, part_length, 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: + return cmd_usage(cmdtp); + } + + 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 = reiserfs_set_blk_dev(dev_desc, part)) == 0) { + printf ("** Bad partition - %s %d:%d **\n", argv[1], dev, part); + return 1; + } + + if (!reiserfs_mount(part_length)) { + printf ("** Bad Reiserfs partition or disk - %s %d:%d **\n", argv[1], dev, part); + return 1; + } + + filelen = reiserfs_open(filename); + if (filelen < 0) { + printf("** File not found %s\n", filename); + return 1; + } + if ((count < filelen) && (count != 0)) { + filelen = count; + } + + if (reiserfs_read((char *)addr, filelen) != filelen) { + printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part); + return 1; + } + + /* Loading ok, update default load address */ + load_addr = addr; + + printf ("\n%ld bytes read\n", filelen); + sprintf(buf, "%lX", filelen); + setenv("filesize", buf); + + return filelen; +} + +U_BOOT_CMD( + reiserload, 6, 0, do_reiserload, + "load binary file from a Reiser filesystem", + "<interface> <dev[:part]> [addr] [filename] [bytes]\n" + " - load binary file 'filename' from 'dev' on 'interface'\n" + " to address 'addr' from dos filesystem" +); |