1 #ifndef _LINUX_ATARI_ROOTSEC_H
2 #define _LINUX_ATARI_ROOTSEC_H
3
4 /*
5 * linux/include/linux/atari_rootsec.h
6 * definitions for Atari Rootsector layout
7 * by Andreas Schwab (schwab@ls5.informatik.uni-dortmund.de)
8 *
9 * modified for ICD/Supra partitioning scheme restricted to at most 12
10 * partitions
11 * by Guenther Kelleter (guenther@pool.informatik.rwth-aachen.de)
12 */
13
14 struct partition_info
15 {
16 u_char flg; /* bit 0: active; bit 7: bootable */
17 char id[3]; /* "GEM", "BGM", "XGM", or other */
18 u32 st; /* start of partition */
19 u32 siz; /* length of partition */
20 };
21
22 struct rootsector
23 {
24 char unused[0x156]; /* room for boot code */
25 struct partition_info icdpart[8]; /* info for ICD-partitions 5..12 */
26 char unused2[0xc];
27 u32 hd_siz; /* size of disk in blocks */
28 struct partition_info part[4];
29 u32 bsl_st; /* start of bad sector list */
30 u32 bsl_cnt; /* length of bad sector list */
31 u16 checksum; /* checksum for bootable disks */
32 } __attribute__ ((__packed__));
33
34 #endif /* _LINUX_ATARI_ROOTSEC_H */
35
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