ps2.h

/*
 * ps2.h
 * support for PlayStation 2 partition(APA) 
 *
 *       Copyright (C) 2002  Sony Computer Entertainment Inc.
 *
 * Taken almost verbatim from MontaVista's 2.4.17 PS2 Linux kernel.
 * Value of PS2_PART_RESV_SUB changed from 4*1024 to 1024*1024 by
 * Chewi. Original value doesn't work for some reason!
 *
 * This file is subject to the terms and conditions of the GNU General
 * Public License Version 2. See the file "COPYING" in the main
 * directory of this archive for more details.
 */


#define PS2_SEGMENT_HASH_ENTRIES	16

#define PS2_PARTITION_MAGIC	0x00415041
#define PS2_MBR_VERSION		0x00000002
#define PS2_MBR_MAGIC		"Sony Computer Entertainment Inc."

#define PS2_PART_NID		32
#define PS2_PART_NPASSWD	8
#define PS2_PART_NNAME		128
#define PS2_PART_MAXSUB		64
#define PS2_PART_MAXSUB_SHIFT	6

#define PS2_PART_FLAG_SUB	0x0001

#define PS2_PART_RESV_MAIN	(4 * 1024 * 1024)
#define PS2_PART_RESV_SUB	(1024 * 1024)

struct ps2_partition {
	__u32	sum;
	__u32	magic;
	__u32	next;
	__u32	prev;
	char	id[PS2_PART_NID];
	char	rpwd[PS2_PART_NPASSWD];
	char	fpwd[PS2_PART_NPASSWD];
	__u32	start;
	__u32	nsector;
	__u16	fstype;
	__u16	flag;
	__u32	nsub;
	char	date[8];
	__u32	main;
	__u32	number;
	__u32	modver;
	__u32	rsvd[7];
	char	name[PS2_PART_NNAME];
	struct ps2_mbr {
		char	magic[32];
		__u32	version;
		__u32	nsector;
		char	date[8];
		__u32	osd_start;
		__u32	osd_count;
		char	rsvd[200];
	} mbr;
	struct ps2_subpart {
		__u32	start;
		__u32	nsector;
	} subs[PS2_PART_MAXSUB];
};