include/part.h

   1 /*
   2  * (C) Copyright 2000, 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 #ifndef _PART_H
  24 #define _PART_H
  25
  26
  27 typedef struct block_dev_desc {
  28         int           if_type;    /* type of the interface */
  29         int           dev;        /* device number */
  30         unsigned char part_type;  /* partition type */
  31         unsigned char target;                   /* target SCSI ID */
  32         unsigned char lun;                              /* target LUN */
  33         unsigned char type;                             /* device type */
  34         unsigned long lba;        /* number of blocks */
  35         unsigned long blksz;                    /* block size */
  36         unsigned char vendor[40]; /* IDE model, SCSI Vendor */
  37         unsigned char product[20];/* IDE Serial no, SCSI product */
  38         unsigned char revision[8];/* firmware revision */
  39         unsigned char removable;        /* removable device */
  40         unsigned long (*block_read)(int dev,unsigned long start,unsigned long blkcnt, unsigned long *buffer);
  41 }block_dev_desc_t;
  42 /* Interface types: */
  43 #define IF_TYPE_UNKNOWN 0
  44 #define IF_TYPE_IDE                     1
  45 #define IF_TYPE_SCSI            2
  46 #define IF_TYPE_ATAPI           3
  47 #define IF_TYPE_USB                     4
  48 #define IF_TYPE_DOC                     5
  49 /* Part types */
  50 #define PART_TYPE_UNKNOWN       0x00
  51 #define PART_TYPE_MAC           0x01
  52 #define PART_TYPE_DOS           0x02
  53 #define PART_TYPE_ISO           0x03
  54 /* device types */
  55 #define DEV_TYPE_UNKNOWN 0xff /* not connected */
  56 #define DEV_TYPE_HARDDISK 0x00 /* harddisk */
  57 #define DEV_TYPE_TAPE           0x01 /* Tape */
  58 #define DEV_TYPE_CDROM          0x05 /* CD-ROM */
  59 #define DEV_TYPE_OPDISK         0x07 /* optical disk */
  60
  61 typedef struct disk_partition {
  62         ulong   start;          /* # of first block in partition        */
  63         ulong   size;           /* number of blocks in partition        */
  64         ulong   blksz;          /* block size in bytes                  */
  65         uchar   name[32];       /* partition name                       */
  66         uchar   type[32];       /* string type description              */
  67 } disk_partition_t;
  68
  69 /* disk/part.c */
  70 int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
  71 void print_part (block_dev_desc_t *dev_desc);
  72 void  init_part (block_dev_desc_t *dev_desc);
  73 void dev_print(block_dev_desc_t *dev_desc);
  74
  75
  76 #ifdef CONFIG_MAC_PARTITION
  77 /* disk/part_mac.c */
  78 int get_partition_info_mac (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
  79 void print_part_mac (block_dev_desc_t *dev_desc);
  80 int   test_part_mac (block_dev_desc_t *dev_desc);
  81 #endif
  82
  83 #ifdef CONFIG_DOS_PARTITION
  84 /* disk/part_dos.c */
  85 int get_partition_info_dos (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
  86 void print_part_dos (block_dev_desc_t *dev_desc);
  87 int   test_part_dos (block_dev_desc_t *dev_desc);
  88 #endif
  89
  90 #ifdef CONFIG_ISO_PARTITION
  91 /* disk/part_iso.c */
  92 int get_partition_info_iso (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
  93 void print_part_iso (block_dev_desc_t *dev_desc);
  94 int   test_part_iso (block_dev_desc_t *dev_desc);
  95 #endif
  96
  97 #endif /* _PART_H */
  98
  99