firmware/export/disk.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Björn Stenberg
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19 #ifndef _DISK_H_
  20 #define _DISK_H_
  21
  22 #include "ata.h" /* for volume definitions */
  23
  24 struct partinfo {
  25     unsigned long start; /* first sector (LBA) */
  26     unsigned long size;  /* number of sectors */
  27     unsigned char type;
  28 };
  29
  30 #define PARTITION_TYPE_FAT32                0x0b
  31 #define PARTITION_TYPE_FAT32_LBA            0x0c
  32 #define PARTITION_TYPE_FAT16                0x06
  33 #define PARTITION_TYPE_OS2_HIDDEN_C_DRIVE   0x84
  34
  35 /* returns a pointer to an array of 8 partinfo structs */
  36 struct partinfo* disk_init(IF_MV_NONVOID(int volume));
  37 struct partinfo* disk_partinfo(int partition);
  38 int disk_mount_all(void); /* returns the # of successful mounts */
  39 int disk_mount(int drive);
  40 int disk_unmount(int drive);
  41
  42 /* The number of 512-byte sectors in a "logical" sector. Needed for ipod 5.5G */
  43 #ifdef MAX_LOG_SECTOR_SIZE
  44 extern int disk_sector_multiplier;
  45 #endif
  46
  47 #endif