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Initial revision

/*	$OpenBSD: disklabel.h,v 1.14 2007/06/20 18:15:45 deraadt Exp $ */

/*
 * Copyright (c) 1996 Nivas Madhur
 * Copyright (c) 1995 Dale Rahn.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __MACHINE_DISKLABEL_H__
#define __MACHINE_DISKLABEL_H__

#define LABELSECTOR     0                       /* sector containing label */
#define LABELOFFSET	0			/* offset of label in sector */
#define MAXPARTITIONS	16			/* number of partitions */

/*
 * Note: this structure is exactly 512 bytes in size. If you move fields
 * around, make sure the various members are properly aligned and the
 * compiler won't do any additional padding.
 */
struct mvmedisklabel {
	/* VID */
	u_char		vid_id[4];
	u_char		vid_0[16];
	u_int		vid_oss;
	u_short		vid_osl;
	u_char		vid_1[4];
	u_short		vid_osa_u;
	u_short		vid_osa_l;
	u_char		version;
	u_char		vid_2[1];
	u_short		checksum;	/* 2 */
	u_short		partitions;
	u_char		vid_vd[16];
	u_long		bbsize;
	u_long		magic1;		/* 4 */
	u_short		type;		/* 2 */
	u_short		subtype;	/* 2 */
	u_char		packname[16];	/* 16 */
	u_long		flags;		/* 4 */
	u_long		drivedata[5];	/* 4 */
	u_long		spare[5];	/* 4 */

	u_long		secpercyl;	/* 4 */
	u_long		secperunit;	/* 4 */
	u_long		headswitch;	/* 4 */

	u_char		vid_3[4];
	u_int		vid_cas;
	u_char		vid_cal;
	u_char		vid_4_0[3];
	u_char		vid_4[64];
	u_char		vid_4_1[28];
	u_long		sbsize;
	u_char		vid_mot[8];

	/* CFG */
	u_char		cfg_0[4];
	u_short		cfg_atm;
	u_short		cfg_prm;
	u_short		cfg_atw;
	u_short		cfg_rec;

	u_short		sparespertrack;
	u_short		sparespercyl;
	u_long		acylinders;
	u_short		rpm;
	u_short		cylskew;

	u_char		cfg_spt;
	u_char		cfg_hds;
	u_short		cfg_trk;
	u_char		cfg_ilv;
	u_char		cfg_sof;
	u_short		cfg_psm;
	u_short		cfg_shd;
	u_char		cfg_2[2];
	u_short		cfg_pcom;
	u_char		cfg_3;
	u_char		cfg_ssr;
	u_short		cfg_rwcc;
	u_short		cfg_ecc;
	u_short		cfg_eatm;
	u_short		cfg_eprm;
	u_short		cfg_eatw;
	u_char		cfg_gpb1;
	u_char		cfg_gpb2;
	u_char		cfg_gpb3;
	u_char		cfg_gpb4;
	u_char		cfg_ssc;
	u_char		cfg_runit;
	u_short		cfg_rsvc1;
	u_short		cfg_rsvc2;
	u_long		magic2;
	u_char		cfg_4[192];
};

#endif /* __MACHINE_DISKLABEL_H__ */