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wdenkafe3d132001-03-29 22:35:59 +00001/*
2 * (C) Copyright 2000
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#ifndef _DISK_PART_DOS_H
25#define _DISK_PART_DOS_H
26
27
wdenkc7de8292002-11-19 11:04:11 +000028#ifdef CONFIG_ISO_PARTITION
29/* Make the buffers bigger if ISO partition support is enabled -- CD-ROMS
30 have 2048 byte blocks */
Wolfgang Denk66c2d732010-07-19 11:36:57 +020031#define DEFAULT_SECTOR_SIZE 2048
wdenkc7de8292002-11-19 11:04:11 +000032#else
wdenkafe3d132001-03-29 22:35:59 +000033#define DEFAULT_SECTOR_SIZE 512
wdenkc7de8292002-11-19 11:04:11 +000034#endif
wdenkafe3d132001-03-29 22:35:59 +000035#define DOS_PART_TBL_OFFSET 0x1be
36#define DOS_PART_MAGIC_OFFSET 0x1fe
wdenk7205e402003-09-10 22:30:53 +000037#define DOS_PBR_FSTYPE_OFFSET 0x36
Wolfgang Denk66c2d732010-07-19 11:36:57 +020038#define DOS_PBR32_FSTYPE_OFFSET 0x52
wdenk7205e402003-09-10 22:30:53 +000039#define DOS_PBR_MEDIA_TYPE_OFFSET 0x15
40#define DOS_MBR 0
41#define DOS_PBR 1
wdenkafe3d132001-03-29 22:35:59 +000042
43typedef struct dos_partition {
44 unsigned char boot_ind; /* 0x80 - active */
45 unsigned char head; /* starting head */
46 unsigned char sector; /* starting sector */
47 unsigned char cyl; /* starting cylinder */
48 unsigned char sys_ind; /* What partition type */
49 unsigned char end_head; /* end head */
50 unsigned char end_sector; /* end sector */
51 unsigned char end_cyl; /* end cylinder */
52 unsigned char start4[4]; /* starting sector counting from 0 */
53 unsigned char size4[4]; /* nr of sectors in partition */
54} dos_partition_t;
55
56#endif /* _DISK_PART_DOS_H */