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afe3d130 WD |
1 | /* |
2 | * (C) Copyright 2000 | |
3 | * Wolfgang Denk, DENX Software Engineering, [email protected]. | |
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 | ||
c7de829c WD |
28 | #ifdef CONFIG_ISO_PARTITION |
29 | /* Make the buffers bigger if ISO partition support is enabled -- CD-ROMS | |
30 | have 2048 byte blocks */ | |
31 | #define DEFAULT_SECTOR_SIZE 2048 | |
32 | #else | |
afe3d130 | 33 | #define DEFAULT_SECTOR_SIZE 512 |
c7de829c | 34 | #endif |
afe3d130 WD |
35 | #define DOS_PART_TBL_OFFSET 0x1be |
36 | #define DOS_PART_MAGIC_OFFSET 0x1fe | |
7205e407 WD |
37 | #define DOS_PBR_FSTYPE_OFFSET 0x36 |
38 | #define DOS_PBR_MEDIA_TYPE_OFFSET 0x15 | |
39 | #define DOS_MBR 0 | |
40 | #define DOS_PBR 1 | |
afe3d130 WD |
41 | |
42 | typedef struct dos_partition { | |
43 | unsigned char boot_ind; /* 0x80 - active */ | |
44 | unsigned char head; /* starting head */ | |
45 | unsigned char sector; /* starting sector */ | |
46 | unsigned char cyl; /* starting cylinder */ | |
47 | unsigned char sys_ind; /* What partition type */ | |
48 | unsigned char end_head; /* end head */ | |
49 | unsigned char end_sector; /* end sector */ | |
50 | unsigned char end_cyl; /* end cylinder */ | |
51 | unsigned char start4[4]; /* starting sector counting from 0 */ | |
52 | unsigned char size4[4]; /* nr of sectors in partition */ | |
53 | } dos_partition_t; | |
54 | ||
55 | #endif /* _DISK_PART_DOS_H */ |