common/cmd_reiser.c

   1 /*
   2  * (C) Copyright 2003 - 2004
   3  * Sysgo Real-Time Solutions, AG <www.elinos.com>
   4  * Pavel Bartusek <pba@sysgo.com>
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  *
  24  */
  25
  26 /*
  27  * Reiserfs support
  28  */
  29 #include <common.h>
  30
  31 #if (CONFIG_COMMANDS & CFG_CMD_REISER)
  32 #include <config.h>
  33 #include <command.h>
  34 #include <image.h>
  35 #include <linux/ctype.h>
  36 #include <asm/byteorder.h>
  37 #include <reiserfs.h>
  38
  39 #ifndef CONFIG_DOS_PARTITION
  40 #error DOS partition support must be selected
  41 #endif
  42
  43 /* #define      REISER_DEBUG */
  44
  45 #ifdef  REISER_DEBUG
  46 #define PRINTF(fmt,args...)     printf (fmt ,##args)
  47 #else
  48 #define PRINTF(fmt,args...)
  49 #endif
  50
  51 static block_dev_desc_t *get_dev (char* ifname, int dev)
  52 {
  53 #if (CONFIG_COMMANDS & CFG_CMD_IDE)
  54         if (strncmp(ifname,"ide",3)==0) {
  55                 extern block_dev_desc_t * ide_get_dev(int dev);
  56                 return((dev >= CFG_IDE_MAXDEVICE) ? NULL : ide_get_dev(dev));
  57         }
  58 #endif
  59 #if (CONFIG_COMMANDS & CFG_CMD_SCSI)
  60         if (strncmp(ifname,"scsi",4)==0) {
  61                 extern block_dev_desc_t * scsi_get_dev(int dev);
  62                 return((dev >= CFG_SCSI_MAXDEVICE) ? NULL : scsi_get_dev(dev));
  63         }
  64 #endif
  65 #if ((CONFIG_COMMANDS & CFG_CMD_USB) && defined(CONFIG_USB_STORAGE))
  66         if (strncmp(ifname,"usb",3)==0) {
  67                 extern block_dev_desc_t * usb_stor_get_dev(int dev);
  68                 return((dev >= USB_MAX_STOR_DEV) ? NULL : usb_stor_get_dev(dev));
  69         }
  70 #endif
  71 #if defined(CONFIG_MMC)
  72         if (strncmp(ifname,"mmc",3)==0) {
  73                 extern block_dev_desc_t *  mmc_get_dev(int dev);
  74                 return((dev >= 1) ? NULL : mmc_get_dev(dev));
  75         }
  76 #endif
  77 #if defined(CONFIG_SYSTEMACE)
  78         if (strcmp(ifname,"ace")==0) {
  79                 extern block_dev_desc_t *  systemace_get_dev(int dev);
  80                 return((dev >= 1) ? NULL : systemace_get_dev(dev));
  81         }
  82 #endif
  83         return NULL;
  84 }
  85
  86 int do_reiserls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  87 {
  88         char *filename = "/";
  89         int dev=0;
  90         int part=1;
  91         char *ep;
  92         block_dev_desc_t *dev_desc=NULL;
  93         int part_length;
  94
  95         if (argc < 3) {
  96                 printf ("Usage:\n%s\n", cmdtp->usage);
  97                 return 1;
  98         }
  99         dev = (int)simple_strtoul (argv[2], &ep, 16);
 100         dev_desc=get_dev(argv[1],dev);
 101
 102         if (dev_desc == NULL) {
 103                 printf ("\n** Block device %s %d not supported\n", argv[1], dev);
 104                 return 1;
 105         }
 106
 107         if (*ep) {
 108                 if (*ep != ':') {
 109                         puts ("\n** Invalid boot device, use `dev[:part]' **\n");
 110                         return 1;
 111                 }
 112                 part = (int)simple_strtoul(++ep, NULL, 16);
 113         }
 114
 115         if (argc == 4) {
 116             filename = argv[3];
 117         }
 118
 119         PRINTF("Using device %s %d:%d, directory: %s\n", argv[1], dev, part, filename);
 120
 121         if ((part_length = reiserfs_set_blk_dev(dev_desc, part)) == 0) {
 122                 printf ("** Bad partition - %s %d:%d **\n",  argv[1], dev, part);
 123                 return 1;
 124         }
 125
 126         if (!reiserfs_mount(part_length)) {
 127                 printf ("** Bad Reisefs partition or disk - %s %d:%d **\n",  argv[1], dev, part);
 128                 return 1;
 129         }
 130
 131         if (reiserfs_ls (filename)) {
 132                 printf ("** Error reiserfs_ls() **\n");
 133                 return 1;
 134         };
 135
 136         return 0;
 137 }
 138
 139 U_BOOT_CMD(
 140         reiserls,       4,      1,      do_reiserls,
 141         "reiserls- list files in a directory (default /)\n",
 142         "<interface> <dev[:part]> [directory]\n"
 143         "    - list files from 'dev' on 'interface' in a 'directory'\n"
 144 );
 145
 146 /******************************************************************************
 147  * Reiserfs boot command intepreter. Derived from diskboot
 148  */
 149 int do_reiserload (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 150 {
 151         char *filename = NULL;
 152         char *ep;
 153         int dev, part = 0;
 154         ulong addr = 0, part_length, filelen;
 155         disk_partition_t info;
 156         block_dev_desc_t *dev_desc = NULL;
 157         char buf [12];
 158         unsigned long count;
 159         char *addr_str;
 160
 161         switch (argc) {
 162         case 3:
 163                 addr_str = getenv("loadaddr");
 164                 if (addr_str != NULL) {
 165                         addr = simple_strtoul (addr_str, NULL, 16);
 166                 } else {
 167                         addr = CFG_LOAD_ADDR;
 168                 }
 169                 filename = getenv ("bootfile");
 170                 count = 0;
 171                 break;
 172         case 4:
 173                 addr = simple_strtoul (argv[3], NULL, 16);
 174                 filename = getenv ("bootfile");
 175                 count = 0;
 176                 break;
 177         case 5:
 178                 addr = simple_strtoul (argv[3], NULL, 16);
 179                 filename = argv[4];
 180                 count = 0;
 181                 break;
 182         case 6:
 183                 addr = simple_strtoul (argv[3], NULL, 16);
 184                 filename = argv[4];
 185                 count = simple_strtoul (argv[5], NULL, 16);
 186                 break;
 187
 188         default:
 189                 printf ("Usage:\n%s\n", cmdtp->usage);
 190                 return 1;
 191         }
 192
 193         if (!filename) {
 194                 puts ("\n** No boot file defined **\n");
 195                 return 1;
 196         }
 197
 198         dev = (int)simple_strtoul (argv[2], &ep, 16);
 199         dev_desc=get_dev(argv[1],dev);
 200         if (dev_desc==NULL) {
 201                 printf ("\n** Block device %s %d not supported\n", argv[1], dev);
 202                 return 1;
 203         }
 204         if (*ep) {
 205                 if (*ep != ':') {
 206                         puts ("\n** Invalid boot device, use `dev[:part]' **\n");
 207                         return 1;
 208                 }
 209                 part = (int)simple_strtoul(++ep, NULL, 16);
 210         }
 211
 212         PRINTF("Using device %s%d, partition %d\n", argv[1], dev, part);
 213
 214         if (part != 0) {
 215                 if (get_partition_info (dev_desc, part, &info)) {
 216                         printf ("** Bad partition %d **\n", part);
 217                         return 1;
 218                 }
 219
 220                 if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) {
 221                         printf ("\n** Invalid partition type \"%.32s\""
 222                                 " (expect \"" BOOT_PART_TYPE "\")\n",
 223                                 info.type);
 224                         return 1;
 225                 }
 226                 PRINTF ("\nLoading from block device %s device %d, partition %d: "
 227                         "Name: %.32s  Type: %.32s  File:%s\n",
 228                         argv[1], dev, part, info.name, info.type, filename);
 229         } else {
 230                 PRINTF ("\nLoading from block device %s device %d, File:%s\n",
 231                         argv[1], dev, filename);
 232         }
 233
 234
 235         if ((part_length = reiserfs_set_blk_dev(dev_desc, part)) == 0) {
 236                 printf ("** Bad partition - %s %d:%d **\n",  argv[1], dev, part);
 237                 return 1;
 238         }
 239
 240         if (!reiserfs_mount(part_length)) {
 241                 printf ("** Bad Reisefs partition or disk - %s %d:%d **\n",  argv[1], dev, part);
 242                 return 1;
 243         }
 244
 245         filelen = reiserfs_open(filename);
 246         if (filelen < 0) {
 247                 printf("** File not found %s\n", filename);
 248                 return 1;
 249         }
 250         if ((count < filelen) && (count != 0)) {
 251             filelen = count;
 252         }
 253
 254         if (reiserfs_read((char *)addr, filelen) != filelen) {
 255                 printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part);
 256                 return 1;
 257         }
 258
 259         /* Loading ok, update default load address */
 260         load_addr = addr;
 261
 262         printf ("\n%ld bytes read\n", filelen);
 263         sprintf(buf, "%lX", filelen);
 264         setenv("filesize", buf);
 265
 266         return filelen;
 267 }
 268
 269 U_BOOT_CMD(
 270         reiserload,     6,      0,      do_reiserload,
 271         "reiserload- load binary file from a Reiser filesystem\n",
 272         "<interface> <dev[:part]> [addr] [filename] [bytes]\n"
 273         "    - load binary file 'filename' from 'dev' on 'interface'\n"
 274         "      to address 'addr' from dos filesystem\n"
 275 );
 276
 277 #endif  /* CONFIG_COMMANDS & CFG_CMD_REISER */