NetBSD/sys/arch/arm/include/disklabel_acorn.h

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/* $NetBSD: disklabel_acorn.h,v 1.1 2001/01/10 19:02:06 bjh21 Exp $ */
/*
* Copyright (c) 1994 Mark Brinicombe.
* Copyright (c) 1994 Brini.
* All rights reserved.
*
* This code is derived from software written for Brini by Mark Brinicombe
*
* 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 Brini.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY BRINI ``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 BRINI 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.
*
* RiscBSD kernel project
*
* disklabel.h
*
* machine specific disk label info
*
* Created : 04/10/94
*/
#define NRISCBSD_PARTITIONS MAXPARTITIONS
#define PARTITION_TYPE_UNUSED 0
#define PARTITION_TYPE_ADFS 1
#define PARTITION_TYPE_RISCIX 2
#define PARTITION_FORMAT_RISCIX 2
#define PARTITION_FORMAT_RISCBSD 0x42
#define FILECORE_BOOT_SECTOR 6
/* Stuff to deal with RISCiX partitions */
#define NRISCIX_PARTITIONS 8
#define RISCIX_PARTITION_OFFSET 8
struct riscix_partition {
u_int rp_start;
u_int rp_length;
u_int rp_type;
char rp_name[16];
};
struct riscix_partition_table {
u_int pad0;
u_int pad1;
struct riscix_partition partitions[NRISCIX_PARTITIONS];
};
struct riscbsd_partition {
u_int rp_start;
u_int rp_length;
u_int rp_type;
char rp_name[16];
};
struct filecore_bootblock {
u_char padding0[0x1c0];
u_char log2secsize;
u_char secspertrack;
u_char heads;
u_char density;
u_char idlen;
u_char log2bpmb;
u_char skew;
u_char bootoption;
u_char lowsector;
u_char nzones;
u_short zone_spare;
u_int root;
u_int disc_size;
u_short disc_id;
u_char disc_name[10];
u_int disc_type;
u_char padding1[24];
u_char partition_type;
u_char partition_cyl_low;
u_char partition_cyl_high;
u_char checksum;
};
#if defined(_KERNEL) && !defined(__ASSEMBLER__)
struct buf;
struct cpu_disklabel;
struct disklabel;
/* for readdisklabel. rv != 0 -> matches, msg == NULL -> success */
int filecore_label_read __P((dev_t, void (*)(struct buf *),
struct disklabel *, struct cpu_disklabel *, char **, int *,
int *));
/* for writedisklabel. rv == 0 -> dosen't match, rv > 0 -> success */
int filecore_label_locate __P((dev_t, void (*)(struct buf *),
struct disklabel *, struct cpu_disklabel *, int *, int *));
#endif