Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * fs/partitions/atari.h | |
3 | * Moved by Russell King from: | |
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 | u8 flg; /* bit 0: active; bit 7: bootable */ | |
17 | char id[3]; /* "GEM", "BGM", "XGM", or other */ | |
18 | __be32 st; /* start of partition */ | |
19 | __be32 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 | ||
1493bf21 | 34 | int atari_partition(struct parsed_partitions *state); |