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   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 int atari_partition (struct gendisk *hd, struct block_device *bdev,
35 		     unsigned long first_sector, int first_part_minor);
36 
37