freebsd-nq/sys/sys/diskpc98.h
2005-05-08 11:30:26 +00:00

75 lines
2.8 KiB
C

/*-
* Copyright (c) 1987, 1988, 1993
* The Regents of the University of California. 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.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
*
* @(#)disklabel.h 8.2 (Berkeley) 7/10/94
* $FreeBSD$
*/
#ifndef _SYS_DISKPC98_H_
#define _SYS_DISKPC98_H_
#include <sys/ioccom.h>
#define DOSBBSECTOR 0 /* DOS boot block relative sector number */
#define DOSPARTOFF 0
#define DOSPARTSIZE 32
#define NDOSPART 16
#define DOSMAGICOFFSET 510
#define DOSMAGIC 0xAA55
#define DOSMID_386BSD (0x14|0x80) /* 386BSD | bootable */
#define DOSSID_386BSD (0x44|0x80) /* 386BSD | active */
#define DOSPTYP_386BSD (DOSSID_386BSD << 8 | DOSMID_386BSD)
struct pc98_partition {
unsigned char dp_mid;
unsigned char dp_sid;
unsigned char dp_dum1;
unsigned char dp_dum2;
unsigned char dp_ipl_sct;
unsigned char dp_ipl_head;
unsigned short dp_ipl_cyl;
unsigned char dp_ssect; /* starting sector */
unsigned char dp_shd; /* starting head */
unsigned short dp_scyl; /* starting cylinder */
unsigned char dp_esect; /* end sector */
unsigned char dp_ehd; /* end head */
unsigned short dp_ecyl; /* end cylinder */
unsigned char dp_name[16];
};
#ifdef CTASSERT
CTASSERT(sizeof (struct pc98_partition) == DOSPARTSIZE);
#endif
void pc98_partition_dec(void const *pp, struct pc98_partition *d);
void pc98_partition_enc(void *pp, struct pc98_partition *d);
#define DIOCSPC98 _IOW('M', 129, u_char[8192])
#endif /* !_SYS_DISKPC98_H_ */