disk/part.c

   1 /*
   2  * (C) Copyright 2001
   3  * Wolfgang Denk, DENX Software Engineering, wd@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 #include <common.h>
  25 #include <command.h>
  26 #include <ide.h>
  27 #include <part.h>
  28
  29 #undef  PART_DEBUG
  30
  31 #ifdef  PART_DEBUG
  32 #define PRINTF(fmt,args...)     printf (fmt ,##args)
  33 #else
  34 #define PRINTF(fmt,args...)
  35 #endif
  36
  37 #if ((CONFIG_COMMANDS & CFG_CMD_IDE)    || \
  38      (CONFIG_COMMANDS & CFG_CMD_SCSI)   || \
  39      (CONFIG_COMMANDS & CFG_CMD_USB)    || \
  40      defined(CONFIG_MMC) || \
  41      defined(CONFIG_SYSTEMACE) )
  42
  43 struct block_drvr {
  44         char *name;
  45         block_dev_desc_t* (*get_dev)(int dev);
  46 };
  47
  48 static const struct block_drvr block_drvr[] = {
  49 #if (CONFIG_COMMANDS & CFG_CMD_IDE)
  50         { .name = "ide", .get_dev = ide_get_dev, },
  51 #endif
  52 #if (CONFIG_COMMANDS & CFG_CMD_SCSI)
  53         { .name = "scsi", .get_dev = scsi_get_dev, },
  54 #endif
  55 #if ((CONFIG_COMMANDS & CFG_CMD_USB) && defined(CONFIG_USB_STORAGE))
  56         { .name = "usb", .get_dev = usb_stor_get_dev, },
  57 #endif
  58 #if defined(CONFIG_MMC)
  59         { .name = "mmc", .get_dev = mmc_get_dev, },
  60 #endif
  61 #if defined(CONFIG_SYSTEMACE)
  62         { .name = "ace", .get_dev = systemace_get_dev, },
  63 #endif
  64         { },
  65 };
  66
  67 DECLARE_GLOBAL_DATA_PTR;
  68
  69 block_dev_desc_t *get_dev(char* ifname, int dev)
  70 {
  71         const struct block_drvr *drvr = block_drvr;
  72         block_dev_desc_t* (*reloc_get_dev)(int dev);
  73
  74         while (drvr->name) {
  75                 reloc_get_dev = drvr->get_dev + gd->reloc_off;
  76                 if (strncmp(ifname, drvr->name, strlen(drvr->name)) == 0)
  77                         return reloc_get_dev(dev);
  78                 drvr++;
  79         }
  80         return NULL;
  81 }
  82 #else
  83 block_dev_desc_t *get_dev(char* ifname, int dev)
  84 {
  85         return NULL;
  86 }
  87 #endif
  88
  89 #if ((CONFIG_COMMANDS & CFG_CMD_IDE)    || \
  90      (CONFIG_COMMANDS & CFG_CMD_SCSI)   || \
  91      (CONFIG_COMMANDS & CFG_CMD_USB)    || \
  92      defined(CONFIG_MMC) || \
  93      defined(CONFIG_SYSTEMACE) )
  94
  95 /* ------------------------------------------------------------------------- */
  96 /*
  97  * reports device info to the user
  98  */
  99 void dev_print (block_dev_desc_t *dev_desc)
 100 {
 101 #ifdef CONFIG_LBA48
 102         uint64_t lba512; /* number of blocks if 512bytes block size */
 103 #else
 104         lbaint_t lba512;
 105 #endif
 106
 107         if (dev_desc->type==DEV_TYPE_UNKNOWN) {
 108                 puts ("not available\n");
 109                 return;
 110         }
 111         if (dev_desc->if_type==IF_TYPE_SCSI)  {
 112                 printf ("(%d:%d) ", dev_desc->target,dev_desc->lun);
 113         }
 114         if (dev_desc->if_type==IF_TYPE_IDE) {
 115                 printf ("Model: %s Firm: %s Ser#: %s\n",
 116                         dev_desc->vendor,
 117                         dev_desc->revision,
 118                         dev_desc->product);
 119         } else {
 120                 printf ("Vendor: %s Prod.: %s Rev: %s\n",
 121                         dev_desc->vendor,
 122                         dev_desc->product,
 123                         dev_desc->revision);
 124         }
 125         puts ("            Type: ");
 126         if (dev_desc->removable)
 127                 puts ("Removable ");
 128         switch (dev_desc->type & 0x1F) {
 129                 case DEV_TYPE_HARDDISK: puts ("Hard Disk");
 130                                         break;
 131                 case DEV_TYPE_CDROM:    puts ("CD ROM");
 132                                         break;
 133                 case DEV_TYPE_OPDISK:   puts ("Optical Device");
 134                                         break;
 135                 case DEV_TYPE_TAPE:     puts ("Tape");
 136                                         break;
 137                 default:                printf ("# %02X #", dev_desc->type & 0x1F);
 138                                         break;
 139         }
 140         puts ("\n");
 141         if ((dev_desc->lba * dev_desc->blksz)>0L) {
 142                 ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
 143                 lbaint_t lba;
 144
 145                 lba = dev_desc->lba;
 146
 147                 lba512 = (lba * (dev_desc->blksz/512));
 148                 mb = (10 * lba512) / 2048;      /* 2048 = (1024 * 1024) / 512 MB */
 149                 /* round to 1 digit */
 150                 mb_quot = mb / 10;
 151                 mb_rem  = mb - (10 * mb_quot);
 152
 153                 gb = mb / 1024;
 154                 gb_quot = gb / 10;
 155                 gb_rem  = gb - (10 * gb_quot);
 156 #ifdef CONFIG_LBA48
 157                 if (dev_desc->lba48)
 158                         printf ("            Supports 48-bit addressing\n");
 159 #endif
 160 #if defined(CFG_64BIT_LBA) && defined(CFG_64BIT_VSPRINTF)
 161                 printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%qd x %ld)\n",
 162                         mb_quot, mb_rem,
 163                         gb_quot, gb_rem,
 164                         lba,
 165                         dev_desc->blksz);
 166 #else
 167                 printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
 168                         mb_quot, mb_rem,
 169                         gb_quot, gb_rem,
 170                         (ulong)lba,
 171                         dev_desc->blksz);
 172 #endif
 173         } else {
 174                 puts ("            Capacity: not available\n");
 175         }
 176 }
 177 #endif  /* CFG_CMD_IDE || CFG_CMD_SCSI || CFG_CMD_USB || CONFIG_MMC */
 178
 179 #if ((CONFIG_COMMANDS & CFG_CMD_IDE)    || \
 180      (CONFIG_COMMANDS & CFG_CMD_SCSI)   || \
 181      (CONFIG_COMMANDS & CFG_CMD_USB)    || \
 182      defined(CONFIG_SYSTEMACE)          )
 183
 184 #if defined(CONFIG_MAC_PARTITION) || \
 185     defined(CONFIG_DOS_PARTITION) || \
 186     defined(CONFIG_ISO_PARTITION) || \
 187     defined(CONFIG_AMIGA_PARTITION)
 188
 189 void init_part (block_dev_desc_t * dev_desc)
 190 {
 191 #ifdef CONFIG_ISO_PARTITION
 192         if (test_part_iso(dev_desc) == 0) {
 193                 dev_desc->part_type = PART_TYPE_ISO;
 194                 return;
 195         }
 196 #endif
 197
 198 #ifdef CONFIG_MAC_PARTITION
 199         if (test_part_mac(dev_desc) == 0) {
 200                 dev_desc->part_type = PART_TYPE_MAC;
 201                 return;
 202         }
 203 #endif
 204
 205 #ifdef CONFIG_DOS_PARTITION
 206         if (test_part_dos(dev_desc) == 0) {
 207                 dev_desc->part_type = PART_TYPE_DOS;
 208                 return;
 209         }
 210 #endif
 211
 212 #ifdef CONFIG_AMIGA_PARTITION
 213         if (test_part_amiga(dev_desc) == 0) {
 214             dev_desc->part_type = PART_TYPE_AMIGA;
 215             return;
 216         }
 217 #endif
 218 }
 219
 220
 221 int get_partition_info (block_dev_desc_t *dev_desc, int part, disk_partition_t *info)
 222 {
 223                 switch (dev_desc->part_type) {
 224 #ifdef CONFIG_MAC_PARTITION
 225         case PART_TYPE_MAC:
 226                 if (get_partition_info_mac(dev_desc,part,info) == 0) {
 227                         PRINTF ("## Valid MAC partition found ##\n");
 228                         return (0);
 229                 }
 230                 break;
 231 #endif
 232
 233 #ifdef CONFIG_DOS_PARTITION
 234         case PART_TYPE_DOS:
 235                 if (get_partition_info_dos(dev_desc,part,info) == 0) {
 236                         PRINTF ("## Valid DOS partition found ##\n");
 237                         return (0);
 238                 }
 239                 break;
 240 #endif
 241
 242 #ifdef CONFIG_ISO_PARTITION
 243         case PART_TYPE_ISO:
 244                 if (get_partition_info_iso(dev_desc,part,info) == 0) {
 245                         PRINTF ("## Valid ISO boot partition found ##\n");
 246                         return (0);
 247                 }
 248                 break;
 249 #endif
 250
 251 #ifdef CONFIG_AMIGA_PARTITION
 252         case PART_TYPE_AMIGA:
 253             if (get_partition_info_amiga(dev_desc, part, info) == 0)
 254             {
 255                 PRINTF ("## Valid Amiga partition found ##\n");
 256                 return (0);
 257             }
 258             break;
 259 #endif
 260         default:
 261                 break;
 262         }
 263         return (-1);
 264 }
 265
 266 static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
 267 {
 268         puts ("\nPartition Map for ");
 269         switch (dev_desc->if_type) {
 270                 case IF_TYPE_IDE:       puts ("IDE");
 271                                         break;
 272                 case IF_TYPE_SCSI:      puts ("SCSI");
 273                                         break;
 274                 case IF_TYPE_ATAPI:     puts ("ATAPI");
 275                                         break;
 276                 case IF_TYPE_USB:       puts ("USB");
 277                                         break;
 278                 case IF_TYPE_DOC:       puts ("DOC");
 279                                         break;
 280                 default:                puts ("UNKNOWN");
 281                                         break;
 282         }
 283         printf (" device %d  --   Partition Type: %s\n\n",
 284                         dev_desc->dev, type);
 285 }
 286
 287 void print_part (block_dev_desc_t * dev_desc)
 288 {
 289
 290                 switch (dev_desc->part_type) {
 291 #ifdef CONFIG_MAC_PARTITION
 292         case PART_TYPE_MAC:
 293                 PRINTF ("## Testing for valid MAC partition ##\n");
 294                 print_part_header ("MAC", dev_desc);
 295                 print_part_mac (dev_desc);
 296                 return;
 297 #endif
 298 #ifdef CONFIG_DOS_PARTITION
 299         case PART_TYPE_DOS:
 300                 PRINTF ("## Testing for valid DOS partition ##\n");
 301                 print_part_header ("DOS", dev_desc);
 302                 print_part_dos (dev_desc);
 303                 return;
 304 #endif
 305
 306 #ifdef CONFIG_ISO_PARTITION
 307         case PART_TYPE_ISO:
 308                 PRINTF ("## Testing for valid ISO Boot partition ##\n");
 309                 print_part_header ("ISO", dev_desc);
 310                 print_part_iso (dev_desc);
 311                 return;
 312 #endif
 313
 314 #ifdef CONFIG_AMIGA_PARTITION
 315         case PART_TYPE_AMIGA:
 316             PRINTF ("## Testing for a valid Amiga partition ##\n");
 317             print_part_header ("AMIGA", dev_desc);
 318             print_part_amiga (dev_desc);
 319             return;
 320 #endif
 321         }
 322         puts ("## Unknown partition table\n");
 323 }
 324
 325
 326 #else   /* neither MAC nor DOS nor ISO partition configured */
 327 # error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION nor CONFIG_ISO_PARTITION configured!
 328 #endif
 329
 330 #endif  /* (CONFIG_COMMANDS & CFG_CMD_IDE) || CONFIG_COMMANDS & CFG_CMD_SCSI) */