[mirror_ubuntu-artful-kernel.git] / block / partitions / atari.h

/*
 *  fs/partitions/atari.h
 *  Moved by Russell King from:
 *
 * linux/include/linux/atari_rootsec.h
 * definitions for Atari Rootsector layout
 * by Andreas Schwab (schwab@ls5.informatik.uni-dortmund.de)
 *
 * modified for ICD/Supra partitioning scheme restricted to at most 12
 * partitions
 * by Guenther Kelleter (guenther@pool.informatik.rwth-aachen.de)
 */

#include <linux/compiler.h>

struct partition_info
{
  u8 flg;			/* bit 0: active; bit 7: bootable */
  char id[3];			/* "GEM", "BGM", "XGM", or other */
  __be32 st;			/* start of partition */
  __be32 siz;			/* length of partition */
};

struct rootsector
{
  char unused[0x156];		/* room for boot code */
  struct partition_info icdpart[8];	/* info for ICD-partitions 5..12 */
  char unused2[0xc];
  u32 hd_siz;			/* size of disk in blocks */
  struct partition_info part[4];
  u32 bsl_st;			/* start of bad sector list */
  u32 bsl_cnt;			/* length of bad sector list */
  u16 checksum;			/* checksum for bootable disks */
} __packed;

int atari_partition(struct parsed_partitions *state);
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
e3ebf0d4 GID	14	#include <linux/compiler.h>
e3ebf0d4 GID	15
1da177e4 LT	16	struct partition_info
	17	{
	18	u8 flg; /* bit 0: active; bit 7: bootable */
	19	char id[3]; /* "GEM", "BGM", "XGM", or other */
	20	__be32 st; /* start of partition */
	21	__be32 siz; /* length of partition */
	22	};
	23
	24	struct rootsector
	25	{
	26	char unused[0x156]; /* room for boot code */
	27	struct partition_info icdpart[8]; /* info for ICD-partitions 5..12 */
	28	char unused2[0xc];
	29	u32 hd_siz; /* size of disk in blocks */
	30	struct partition_info part[4];
	31	u32 bsl_st; /* start of bad sector list */
	32	u32 bsl_cnt; /* length of bad sector list */
	33	u16 checksum; /* checksum for bootable disks */
e3ebf0d4	34	} __packed;
1da177e4	35
1493bf21	36	int atari_partition(struct parsed_partitions *state);