88 lines
3.6 KiB
C
88 lines
3.6 KiB
C
/* $NetBSD: privahdi.h,v 1.3 2009/03/14 14:45:57 dsl Exp $ */
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/*
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Julian Coleman, Waldi Ravens and Leo Weppelman.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE 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 THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/disklabel.h>
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#include <machine/ahdilabel.h>
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/* Flags for ahdi_readlabel() */
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#define FORCE_AHDI 0x01 /* Read AHDI label when NetBSD label exists */
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#define AHDI_IGN_EXISTS 0x02 /* Ignore partition exists flag (ICD tools) */
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#define AHDI_IGN_EXT 0x04 /* Ignore last extended parition (HDDriver) */
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#define AHDI_IGN_CKSUM 0x08 /* Ignore checksum mismatch on root sector */
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#define AHDI_IGN_SPU 0x10 /* Ignore total sectors mismatch */
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/* Flags for ahdi_writelabel() */
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#define AHDI_KEEP_BOOT 0x01 /* Keep boot sector */
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#define AHDI_KEEP_BSL 0x02 /* Keep bad sector list */
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#define AHDI_KEEP_NBDA 0x04 /* Keep NetBSD label */
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struct ptable_part {
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u_int8_t flag; /* partition flag */
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u_int8_t id[3]; /* id: GEM, BGM, NBD, ... */
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u_int32_t root; /* root sector */
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u_int32_t start; /* start sector */
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u_int32_t size; /* size in sectors */
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int letter; /* partition letter */
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};
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struct ahdi_ptable {
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u_int32_t nsectors; /* number of sectors/track */
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u_int32_t ntracks; /* number of tracks/cylinder */
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u_int32_t ncylinders; /* number of cylinders */
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u_int32_t secpercyl; /* number of sectors/cylinder */
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u_int32_t secperunit; /* number of total sectors */
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int nparts; /* number of partitions */
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struct ptable_part parts[MAXPARTITIONS];
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};
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int ahdi_buildlabel(struct ahdi_ptable *);
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int ahdi_checklabel(struct ahdi_ptable *);
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int ahdi_readlabel(struct ahdi_ptable *, char *, int);
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int ahdi_writedisktab(struct ahdi_ptable *, char *, char *, char *);
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int ahdi_writelabel(struct ahdi_ptable *, char *, int);
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extern int ahdi_errp1, ahdi_errp2;
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/* Internal functions */
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u_int16_t ahdi_cksum(void *);
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void assign_letters(struct ahdi_ptable *);
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int check_magic(int, u_int, int);
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int dkcksum(struct disklabel *);
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void *disk_read(int, u_int, u_int);
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int disk_write(int, u_int, u_int, void *);
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int invalidate_netbsd_label(int, u_int32_t);
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int openraw(const char *, int);
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struct disklabel *read_dl(int);
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int read_rsec(int, struct ahdi_ptable *, u_int,
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u_int, int);
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int write_bsl(int);
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