NetBSD/sys/arch/ofppc/include/disklabel.h
phx 3290da69bf Fixed writing of MBR disklabel. It was written by disklabel(8) -r directly
into sector 0, corrupting the MBR. Moved to sector 1.
Removed MBR_LABELSECTOR, which is no longer needed.
2012-02-02 21:54:34 +00:00

62 lines
2.9 KiB
C

/* $NetBSD: disklabel.h,v 1.11 2012/02/02 21:54:34 phx Exp $ */
/*-
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
* Copyright (C) 1995, 1996 TooLs GmbH.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by TooLs GmbH.
* 4. The name of TooLs GmbH may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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 LABELUSESMBR 0 /* no MBR partitionning */
#define LABELSECTOR 1 /* sector containing label */
#define LABELOFFSET 0 /* offset of label in sector */
#define MAXPARTITIONS 16 /* number of partitions */
#define RAW_PART 2 /* raw partition: xx?c */
#if HAVE_NBTOOL_CONFIG_H
#include <nbinclude/sys/bootblock.h> /* MBR partition definitions */
#include <nbinclude/sys/disklabel_rdb.h> /* RDB partition definitions */
#else
#include <sys/bootblock.h> /* MBR partition definitions */
#include <sys/disklabel_rdb.h> /* RDB partition definitions */
#endif /* HAVE_NBTOOL_CONFIG_H */
struct cpu_disklabel {
daddr_t cd_start; /* Offset to NetBSD partition in blocks */
daddr_t cd_labelsector; /* label sector offset from cd_start */
int cd_labeloffset; /* label byte offset within label sector */
u_long rdblock; /* may be RDBNULL which invalidates */
u_long pblist[MAXPARTITIONS]; /* partblock number (RDB list order) */
int pbindex[MAXPARTITIONS]; /* index of pblock (partition order) */
int valid; /* essential that this is valid */
};
#endif /* _MACHINE_DISKLABEL_H_ */