69 lines
2.9 KiB
C
69 lines
2.9 KiB
C
/* $NetBSD: mbr.h,v 1.3 1998/07/21 14:53:36 rvb Exp $ */
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/*
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* Copyright 1997, 1988 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Written by Philip A. Nelson for Piermont Information Systems Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software develooped for the NetBSD Project by
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* Piermont Information Systems Inc.
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* 4. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* mbr.h -- definitions for reading, writing and editing DOS MBRs.
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* Use by including from md.h on ports which use MBRs (i386, powerpc, arc)
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* naming convention: dlxxxx => NetBSD disklabel, bxxxx => bios
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*/
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/* constants and defines */
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/* incore fdisk (mbr, bios) geometry */
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EXTERN int bcyl, bhead, bsec, bsize, bcylsize;
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/* incore copy of MBR partitions */
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enum info {ID,SIZE,START,FLAG,SET};
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EXTERN int part[4][5] INIT({{0}});
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EXTERN int activepart;
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EXTERN int bsdpart; /* partition in use by NetBSD */
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EXTERN int usefull; /* on install, clobber entire disk */
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/* from mbr.c */
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void set_fdisk_geom __P((void)); /* edit incore BIOS geometry */
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void disp_cur_geom __P((void));
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int check_geom __P((void)); /* primitive geometry sanity-check */
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int edit_mbr __P((void));
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int partsoverlap __P((int, int)); /* primive partition sanity-check */
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/* from fdisk.c */
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void get_fdisk_info __P((void)); /* read from disk into core */
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void set_fdisk_info __P((void)); /* write incore info into disk */
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