106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
/* $NetBSD: disklabel_acorn.h,v 1.2 2001/11/25 19:04:48 thorpej Exp $ */
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/*
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* Copyright (c) 1994 Mark Brinicombe.
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* Copyright (c) 1994 Brini.
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* All rights reserved.
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*
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* This code is derived from software written for Brini by Mark Brinicombe
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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 developed by Brini.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#define PARTITION_TYPE_UNUSED 0
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#define PARTITION_TYPE_ADFS 1
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#define PARTITION_TYPE_RISCIX 2
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#define PARTITION_FORMAT_RISCIX 2
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#define PARTITION_FORMAT_RISCBSD 0x42
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#define FILECORE_BOOT_SECTOR 6
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/* Stuff to deal with RISCiX partitions */
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#define NRISCIX_PARTITIONS 8
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#define RISCIX_PARTITION_OFFSET 8
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struct riscix_partition {
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uint32_t rp_start;
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uint32_t rp_length;
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uint32_t rp_type;
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int8_t rp_name[16];
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};
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struct riscix_partition_table {
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uint32_t pad0;
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uint32_t pad1;
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struct riscix_partition partitions[NRISCIX_PARTITIONS];
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};
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struct filecore_bootblock {
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uint8_t padding0[0x1c0];
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uint8_t log2secsize;
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uint8_t secspertrack;
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uint8_t heads;
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uint8_t density;
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uint8_t idlen;
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uint8_t log2bpmb;
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uint8_t skew;
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uint8_t bootoption;
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uint8_t lowsector;
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uint8_t nzones;
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uint16_t zone_spare;
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uint32_t root;
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uint32_t disc_size;
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uint16_t disc_id;
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uint8_t disc_name[10];
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uint32_t disc_type;
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uint8_t padding1[24];
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uint8_t partition_type;
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uint8_t partition_cyl_low;
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uint8_t partition_cyl_high;
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uint8_t checksum;
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};
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#if defined(_KERNEL) && !defined(__ASSEMBLER__)
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struct buf;
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struct cpu_disklabel;
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struct disklabel;
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/* for readdisklabel. rv != 0 -> matches, msg == NULL -> success */
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int filecore_label_read __P((dev_t, void (*)(struct buf *),
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struct disklabel *, struct cpu_disklabel *, char **, int *,
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int *));
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/* for writedisklabel. rv == 0 -> dosen't match, rv > 0 -> success */
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int filecore_label_locate __P((dev_t, void (*)(struct buf *),
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struct disklabel *, struct cpu_disklabel *, int *, int *));
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#endif
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