4d4057d8a2
. fsck driver parses /etc/fstab and invokes sub-fscks . further simplifies fs handling in rc
1442 lines
55 KiB
C
1442 lines
55 KiB
C
/* $NetBSD: bootblock.h,v 1.52 2011/01/06 01:08:48 jakllsch Exp $ */
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/*-
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* Copyright (c) 2002-2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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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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/*-
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* Copyright (C) 1993 Allen K. Briggs, Chris P. Caputo,
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* Michael L. Finch, Bradley A. Grantham, and
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* Lawrence A. Kesteloot
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* All rights reserved.
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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 the Alice Group.
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* 4. The names of the Alice Group or any of its members may not be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE ALICE GROUP ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE ALICE GROUP BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* Copyright (c) 1994, 1999 Christopher G. Demetriou
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* All rights reserved.
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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 Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1994 Rolf Grossmann
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* All rights reserved.
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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 Rolf Grossmann.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_BOOTBLOCK_H
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#define _SYS_BOOTBLOCK_H
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#if !defined(__ASSEMBLER__)
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#include <sys/cdefs.h>
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#if defined(_KERNEL) || defined(_STANDALONE)
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#include <sys/stdint.h>
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#else
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#include <stdint.h>
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#endif
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#endif /* !defined(__ASSEMBLER__) */
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/* ------------------------------------------
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* MBR (Master Boot Record) --
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* definitions for systems that use MBRs
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*/
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/*
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* Layout of boot records:
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*
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* Byte range Use Description
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* ---------- --- -----------
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*
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* 0 - 2 FMP JMP xxx, NOP
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* 3 - 10 FP OEM Name
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*
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* 11 - 61 FMP FAT12/16 BPB
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* Whilst not strictly necessary for MBR,
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* GRUB reserves this area
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*
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* 11 - 89 P FAT32 BPB
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* (are we ever going to boot off this?)
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*
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*
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* 62 - 217 FMP Boot code
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*
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* 90 - 217 P FAT32 boot code
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*
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* 218 - 223 M Win95b/98/me "drive time"
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* http://www.geocities.com/thestarman3/asm/mbr/95BMEMBR.htm#MYST
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* only changed if all 6 bytes are 0
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*
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* 224 - 436 FMP boot code (continued)
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*
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* 437 - 439 M WinNT/2K/XP MBR "boot language"
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* http://www.geocities.com/thestarman3/asm/mbr/Win2kmbr.htm
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* not needed by us
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*
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* 400 - 439 MP NetBSD: mbr_bootsel
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*
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* 424 - 439 M NetBSD: bootptn_guid (in GPT PMBR only)
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*
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* 440 - 443 M WinNT/2K/XP Drive Serial Number (NT DSN)
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* http://www.geocities.com/thestarman3/asm/mbr/Win2kmbr.htm
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*
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* 444 - 445 FMP bootcode or unused
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* NetBSD: mbr_bootsel_magic
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*
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* 446 - 509 M partition table
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*
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* 510 - 511 FMP magic number (0xAA55)
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*
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* Use:
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* ----
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* F Floppy boot sector
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* M Master Boot Record
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* P Partition Boot record
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*
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*/
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/*
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* MBR (Master Boot Record)
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*/
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#define MBR_BBSECTOR 0 /* MBR relative sector # */
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#define MBR_BPB_OFFSET 11 /* offsetof(mbr_sector, mbr_bpb) */
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#define MBR_BOOTCODE_OFFSET 90 /* offsetof(mbr_sector, mbr_bootcode) */
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#define MBR_BS_OFFSET 400 /* offsetof(mbr_sector, mbr_bootsel) */
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#define MBR_BS_OLD_OFFSET 404 /* where mbr_bootsel used to be */
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#define MBR_GPT_GUID_OFFSET 424 /* location of partition GUID to boot */
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#define MBR_GPT_GUID_DEFAULT /* default uninitialized GUID */ \
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{0xeee69d04,0x02f4,0x11e0,0x8f,0x5d,{0x00,0xe0,0x81,0x52,0x9a,0x6b}}
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#define MBR_DSN_OFFSET 440 /* offsetof(mbr_sector, mbr_dsn) */
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#define MBR_BS_MAGIC_OFFSET 444 /* offsetof(mbr_sector, mbr_bootsel_magic) */
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#define MBR_PART_OFFSET 446 /* offsetof(mbr_sector, mbr_part[0]) */
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#define MBR_MAGIC_OFFSET 510 /* offsetof(mbr_sector, mbr_magic) */
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#define MBR_MAGIC 0xaa55 /* MBR magic number */
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#define MBR_BS_MAGIC 0xb5e1 /* mbr_bootsel magic number */
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#define MBR_PART_COUNT 4 /* Number of partitions in MBR */
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#define MBR_BS_PARTNAMESIZE 8 /* Size of name mbr_bootsel nametab */
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/* (excluding trailing NUL) */
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/* values for mbr_partition.mbrp_flag */
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#define MBR_PFLAG_ACTIVE 0x80 /* The active partition */
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/* values for mbr_partition.mbrp_type */
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#define MBR_PTYPE_UNUSED 0x00 /* Unused */
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#define MBR_PTYPE_FAT12 0x01 /* 12-bit FAT */
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#define MBR_PTYPE_XENIX_ROOT 0x02 /* XENIX / */
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#define MBR_PTYPE_XENIX_USR 0x03 /* XENIX /usr */
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#define MBR_PTYPE_FAT16S 0x04 /* 16-bit FAT, less than 32M */
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#define MBR_PTYPE_EXT 0x05 /* extended partition */
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#define MBR_PTYPE_FAT16B 0x06 /* 16-bit FAT, more than 32M */
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#define MBR_PTYPE_NTFS 0x07 /* OS/2 HPFS, NTFS, QNX2, Adv. UNIX */
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#define MBR_PTYPE_DELL 0x08 /* AIX or os, or etc. */
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#define MBR_PTYPE_AIX_BOOT 0x09 /* AIX boot partition or Coherent */
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#define MBR_PTYPE_OS2_BOOT 0x0a /* O/2 boot manager or Coherent swap */
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#define MBR_PTYPE_FAT32 0x0b /* 32-bit FAT */
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#define MBR_PTYPE_FAT32L 0x0c /* 32-bit FAT, LBA-mapped */
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#define MBR_PTYPE_7XXX 0x0d /* 7XXX, LBA-mapped */
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#define MBR_PTYPE_FAT16L 0x0e /* 16-bit FAT, LBA-mapped */
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#define MBR_PTYPE_EXT_LBA 0x0f /* extended partition, LBA-mapped */
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#define MBR_PTYPE_OPUS 0x10 /* OPUS */
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#define MBR_PTYPE_OS2_DOS12 0x11 /* OS/2 DOS 12-bit FAT */
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#define MBR_PTYPE_COMPAQ_DIAG 0x12 /* Compaq diagnostics */
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#define MBR_PTYPE_OS2_DOS16S 0x14 /* OS/2 DOS 16-bit FAT <32M */
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#define MBR_PTYPE_OS2_DOS16B 0x16 /* OS/2 DOS 16-bit FAT >=32M */
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#define MBR_PTYPE_OS2_IFS 0x17 /* OS/2 hidden IFS */
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#define MBR_PTYPE_AST_SWAP 0x18 /* AST Windows swapfile */
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#define MBR_PTYPE_WILLOWTECH 0x19 /* Willowtech Photon coS */
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#define MBR_PTYPE_HID_FAT32 0x1b /* hidden win95 fat 32 */
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#define MBR_PTYPE_HID_FAT32_LBA 0x1c /* hidden win95 fat 32 lba */
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#define MBR_PTYPE_HID_FAT16_LBA 0x1d /* hidden win95 fat 16 lba */
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#define MBR_PTYPE_WILLOWSOFT 0x20 /* Willowsoft OFS1 */
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#define MBR_PTYPE_RESERVED_x21 0x21 /* reserved */
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#define MBR_PTYPE_RESERVED_x23 0x23 /* reserved */
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#define MBR_PTYPE_RESERVED_x24 0x24 /* NEC DOS */
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#define MBR_PTYPE_RESERVED_x26 0x26 /* reserved */
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#define MBR_PTYPE_RESERVED_x31 0x31 /* reserved */
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#define MBR_PTYPE_NOS 0x32 /* Alien Internet Services NOS */
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#define MBR_PTYPE_RESERVED_x33 0x33 /* reserved */
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#define MBR_PTYPE_RESERVED_x34 0x34 /* reserved */
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#define MBR_PTYPE_OS2_JFS 0x35 /* JFS on OS2 */
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#define MBR_PTYPE_RESERVED_x36 0x36 /* reserved */
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#define MBR_PTYPE_THEOS 0x38 /* Theos */
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#define MBR_PTYPE_PLAN9 0x39 /* Plan 9, or Theos spanned */
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#define MBR_PTYPE_THEOS_4GB 0x3a /* Theos ver 4 4gb partition */
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#define MBR_PTYPE_THEOS_EXT 0x3b /* Theos ve 4 extended partition */
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#define MBR_PTYPE_PMRECOVERY 0x3c /* PartitionMagic recovery */
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#define MBR_PTYPE_HID_NETWARE 0x3d /* Hidden Netware */
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#define MBR_PTYPE_VENIX 0x40 /* VENIX 286 or LynxOS */
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#define MBR_PTYPE_PREP 0x41 /* PReP */
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#define MBR_PTYPE_DRDOS_LSWAP 0x42 /* linux swap sharing DRDOS disk */
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#define MBR_PTYPE_DRDOS_LINUX 0x43 /* linux sharing DRDOS disk */
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#define MBR_PTYPE_GOBACK 0x44 /* GoBack change utility */
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#define MBR_PTYPE_BOOT_US 0x45 /* Boot US Boot manager */
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#define MBR_PTYPE_EUMEL_x46 0x46 /* EUMEL/Elan or Ergos 3 */
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#define MBR_PTYPE_EUMEL_x47 0x47 /* EUMEL/Elan or Ergos 3 */
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#define MBR_PTYPE_EUMEL_x48 0x48 /* EUMEL/Elan or Ergos 3 */
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#define MBR_PTYPE_ALFS_THIN 0x4a /* ALFX/THIN filesystem for DOS */
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#define MBR_PTYPE_OBERON 0x4c /* Oberon partition */
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#define MBR_PTYPE_QNX4X 0x4d /* QNX4.x */
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#define MBR_PTYPE_QNX4X_2 0x4e /* QNX4.x 2nd part */
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#define MBR_PTYPE_QNX4X_3 0x4f /* QNX4.x 3rd part */
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#define MBR_PTYPE_DM 0x50 /* DM (disk manager) */
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#define MBR_PTYPE_DM6_AUX1 0x51 /* DM6 Aux1 (or Novell) */
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#define MBR_PTYPE_CPM 0x52 /* CP/M or Microport SysV/AT */
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#define MBR_PTYPE_DM6_AUX3 0x53 /* DM6 Aux3 */
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#define MBR_PTYPE_DM6_DDO 0x54 /* DM6 DDO */
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#define MBR_PTYPE_EZDRIVE 0x55 /* EZ-Drive (disk manager) */
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#define MBR_PTYPE_GOLDEN_BOW 0x56 /* Golden Bow (disk manager) */
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#define MBR_PTYPE_DRIVE_PRO 0x57 /* Drive PRO */
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#define MBR_PTYPE_PRIAM_EDISK 0x5c /* Priam Edisk (disk manager) */
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#define MBR_PTYPE_SPEEDSTOR 0x61 /* SpeedStor */
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#define MBR_PTYPE_HURD 0x63 /* GNU HURD or Mach or Sys V/386 */
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#define MBR_PTYPE_NOVELL_2XX 0x64 /* Novell Netware 2.xx or Speedstore */
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#define MBR_PTYPE_NOVELL_3XX 0x65 /* Novell Netware 3.xx */
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#define MBR_PTYPE_NOVELL_386 0x66 /* Novell 386 Netware */
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#define MBR_PTYPE_NOVELL_x67 0x67 /* Novell */
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#define MBR_PTYPE_NOVELL_x68 0x68 /* Novell */
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#define MBR_PTYPE_NOVELL_x69 0x69 /* Novell */
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#define MBR_PTYPE_DISKSECURE 0x70 /* DiskSecure Multi-Boot */
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#define MBR_PTYPE_RESERVED_x71 0x71 /* reserved */
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#define MBR_PTYPE_RESERVED_x73 0x73 /* reserved */
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#define MBR_PTYPE_RESERVED_x74 0x74 /* reserved */
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#define MBR_PTYPE_PCIX 0x75 /* PC/IX */
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#define MBR_PTYPE_RESERVED_x76 0x76 /* reserved */
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#define MBR_PTYPE_M2FS_M2CS 0x77 /* M2FS/M2CS partition */
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#define MBR_PTYPE_XOSL_FS 0x78 /* XOSL boot loader filesystem */
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#define MBR_PTYPE_MINIX_14A 0x80 /* MINIX until 1.4a */
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#define MBR_PTYPE_MINIX_14B 0x81 /* MINIX since 1.4b */
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#define MBR_PTYPE_LNXSWAP 0x82 /* Linux swap or Solaris */
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#define MBR_PTYPE_LNXEXT2 0x83 /* Linux native */
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#define MBR_PTYPE_OS2_C 0x84 /* OS/2 hidden C: drive */
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#define MBR_PTYPE_EXT_LNX 0x85 /* Linux extended partition */
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#define MBR_PTYPE_NTFATVOL 0x86 /* NT FAT volume set */
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#define MBR_PTYPE_NTFSVOL 0x87 /* NTFS volume set or HPFS mirrored */
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#define MBR_PTYPE_LNX_KERNEL 0x8a /* Linux Kernel AiR-BOOT partition */
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#define MBR_PTYPE_FT_FAT32 0x8b /* Legacy Fault tolerant FAT32 */
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#define MBR_PTYPE_FT_FAT32_EXT 0x8c /* Legacy Fault tolerant FAT32 ext */
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#define MBR_PTYPE_HID_FR_FD_12 0x8d /* Hidden free FDISK FAT12 */
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#define MBR_PTYPE_LNX_LVM 0x8e /* Linux Logical Volume Manager */
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#define MBR_PTYPE_HID_FR_FD_16 0x90 /* Hidden free FDISK FAT16 */
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#define MBR_PTYPE_HID_FR_FD_EXT 0x91 /* Hidden free FDISK DOS EXT */
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#define MBR_PTYPE_HID_FR_FD_16B 0x92 /* Hidden free FDISK FAT16 Big */
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#define MBR_PTYPE_AMOEBA_FS 0x93 /* Amoeba filesystem */
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#define MBR_PTYPE_AMOEBA_BAD 0x94 /* Amoeba bad block table */
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#define MBR_PTYPE_MIT_EXOPC 0x95 /* MIT EXOPC native partitions */
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#define MBR_PTYPE_HID_FR_FD_32 0x97 /* Hidden free FDISK FAT32 */
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#define MBR_PTYPE_DATALIGHT 0x98 /* Datalight ROM-DOS Super-Boot */
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#define MBR_PTYPE_MYLEX 0x99 /* Mylex EISA SCSI */
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#define MBR_PTYPE_HID_FR_FD_16L 0x9a /* Hidden free FDISK FAT16 LBA */
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#define MBR_PTYPE_HID_FR_FD_EXL 0x9b /* Hidden free FDISK EXT LBA */
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#define MBR_PTYPE_BSDI 0x9f /* BSDI? */
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#define MBR_PTYPE_IBM_HIB 0xa0 /* IBM Thinkpad hibernation */
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#define MBR_PTYPE_HP_VOL_xA1 0xa1 /* HP Volume expansion (SpeedStor) */
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#define MBR_PTYPE_HP_VOL_xA3 0xa3 /* HP Volume expansion (SpeedStor) */
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#define MBR_PTYPE_HP_VOL_xA4 0xa4 /* HP Volume expansion (SpeedStor) */
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#define MBR_PTYPE_386BSD 0xa5 /* 386BSD partition type */
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#define MBR_PTYPE_OPENBSD 0xa6 /* OpenBSD partition type */
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#define MBR_PTYPE_NEXTSTEP_486 0xa7 /* NeXTSTEP 486 */
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#define MBR_PTYPE_APPLE_UFS 0xa8 /* Apple UFS */
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#define MBR_PTYPE_NETBSD 0xa9 /* NetBSD partition type */
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#define MBR_PTYPE_OLIVETTI 0xaa /* Olivetty Fat12 1.44MB Service part */
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#define MBR_PTYPE_APPLE_BOOT 0xab /* Apple Boot */
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#define MBR_PTYPE_SHAG_OS 0xae /* SHAG OS filesystem */
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#define MBR_PTYPE_APPLE_HFS 0xaf /* Apple HFS */
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#define MBR_PTYPE_BOOTSTAR_DUM 0xb0 /* BootStar Dummy */
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#define MBR_PTYPE_RESERVED_xB1 0xb1 /* reserved */
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#define MBR_PTYPE_RESERVED_xB3 0xb3 /* reserved */
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#define MBR_PTYPE_RESERVED_xB4 0xb4 /* reserved */
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#define MBR_PTYPE_RESERVED_xB6 0xb6 /* reserved */
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#define MBR_PTYPE_BSDI_386 0xb7 /* BSDI BSD/386 filesystem */
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#define MBR_PTYPE_BSDI_SWAP 0xb8 /* BSDI BSD/386 swap */
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#define MBR_PTYPE_BOOT_WIZARD 0xbb /* Boot Wizard Hidden */
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#define MBR_PTYPE_SOLARIS_8 0xbe /* Solaris 8 partition type */
|
|
#define MBR_PTYPE_SOLARIS 0xbf /* Solaris partition type */
|
|
#define MBR_PTYPE_CTOS 0xc0 /* CTOS */
|
|
#define MBR_PTYPE_DRDOS_FAT12 0xc1 /* DRDOS/sec (FAT-12) */
|
|
#define MBR_PTYPE_HID_LNX 0xc2 /* Hidden Linux */
|
|
#define MBR_PTYPE_HID_LNX_SWAP 0xc3 /* Hidden Linux swap */
|
|
#define MBR_PTYPE_DRDOS_FAT16S 0xc4 /* DRDOS/sec (FAT-16, < 32M) */
|
|
#define MBR_PTYPE_DRDOS_EXT 0xc5 /* DRDOS/sec (EXT) */
|
|
#define MBR_PTYPE_DRDOS_FAT16B 0xc6 /* DRDOS/sec (FAT-16, >= 32M) */
|
|
#define MBR_PTYPE_SYRINX 0xc7 /* Syrinx (Cyrnix?) or HPFS disabled */
|
|
#define MBR_PTYPE_DRDOS_8_xC8 0xc8 /* Reserved for DR-DOS 8.0+ */
|
|
#define MBR_PTYPE_DRDOS_8_xC9 0xc9 /* Reserved for DR-DOS 8.0+ */
|
|
#define MBR_PTYPE_DRDOS_8_xCA 0xca /* Reserved for DR-DOS 8.0+ */
|
|
#define MBR_PTYPE_DRDOS_74_CHS 0xcb /* DR-DOS 7.04+ Secured FAT32 CHS */
|
|
#define MBR_PTYPE_DRDOS_74_LBA 0xcc /* DR-DOS 7.04+ Secured FAT32 LBA */
|
|
#define MBR_PTYPE_CTOS_MEMDUMP 0xcd /* CTOS Memdump */
|
|
#define MBR_PTYPE_DRDOS_74_16X 0xce /* DR-DOS 7.04+ FAT16X LBA */
|
|
#define MBR_PTYPE_DRDOS_74_EXT 0xcf /* DR-DOS 7.04+ EXT LBA */
|
|
#define MBR_PTYPE_REAL32 0xd0 /* REAL/32 secure big partition */
|
|
#define MBR_PTYPE_MDOS_FAT12 0xd1 /* Old Multiuser DOS FAT12 */
|
|
#define MBR_PTYPE_MDOS_FAT16S 0xd4 /* Old Multiuser DOS FAT16 Small */
|
|
#define MBR_PTYPE_MDOS_EXT 0xd5 /* Old Multiuser DOS Extended */
|
|
#define MBR_PTYPE_MDOS_FAT16B 0xd6 /* Old Multiuser DOS FAT16 Big */
|
|
#define MBR_PTYPE_CPM_86 0xd8 /* CP/M 86 */
|
|
#define MBR_PTYPE_CONCURRENT 0xdb /* CP/M or Concurrent CP/M */
|
|
#define MBR_PTYPE_HID_CTOS_MEM 0xdd /* Hidden CTOS Memdump */
|
|
#define MBR_PTYPE_DELL_UTIL 0xde /* Dell PowerEdge Server utilities */
|
|
#define MBR_PTYPE_DGUX_VIRTUAL 0xdf /* DG/UX virtual disk manager */
|
|
#define MBR_PTYPE_STMICROELEC 0xe0 /* STMicroelectronics ST AVFS */
|
|
#define MBR_PTYPE_DOS_ACCESS 0xe1 /* DOS access or SpeedStor 12-bit */
|
|
#define MBR_PTYPE_STORDIM 0xe3 /* DOS R/O or Storage Dimensions */
|
|
#define MBR_PTYPE_SPEEDSTOR_16S 0xe4 /* SpeedStor 16-bit FAT < 1024 cyl. */
|
|
#define MBR_PTYPE_RESERVED_xE5 0xe5 /* reserved */
|
|
#define MBR_PTYPE_RESERVED_xE6 0xe6 /* reserved */
|
|
#define MBR_PTYPE_BEOS 0xeb /* BeOS */
|
|
#define MBR_PTYPE_PMBR 0xee /* GPT Protective MBR */
|
|
#define MBR_PTYPE_EFI 0xef /* EFI system partition */
|
|
#define MBR_PTYPE_LNX_PA_RISC 0xf0 /* Linux PA-RISC boot loader */
|
|
#define MBR_PTYPE_SPEEDSTOR_X 0xf1 /* SpeedStor or Storage Dimensions */
|
|
#define MBR_PTYPE_DOS33_SEC 0xf2 /* DOS 3.3+ Secondary */
|
|
#define MBR_PTYPE_RESERVED_xF3 0xf3 /* reserved */
|
|
#define MBR_PTYPE_SPEEDSTOR_L 0xf4 /* SpeedStor large partition */
|
|
#define MBR_PTYPE_PROLOGUE 0xf5 /* Prologue multi-volumen partition */
|
|
#define MBR_PTYPE_RESERVED_xF6 0xf6 /* reserved */
|
|
#define MBR_PTYPE_PCACHE 0xf9 /* pCache: ext2/ext3 persistent cache */
|
|
#define MBR_PTYPE_BOCHS 0xfa /* Bochs x86 emulator */
|
|
#define MBR_PTYPE_VMWARE 0xfb /* VMware File System */
|
|
#define MBR_PTYPE_VMWARE_SWAP 0xfc /* VMware Swap */
|
|
#define MBR_PTYPE_LNX_RAID 0xfd /* Linux RAID partition persistent sb */
|
|
#define MBR_PTYPE_LANSTEP 0xfe /* LANstep or IBM PS/2 IML */
|
|
#define MBR_PTYPE_XENIX_BAD 0xff /* Xenix Bad Block Table */
|
|
|
|
#ifdef MBRPTYPENAMES
|
|
static const struct mbr_ptype {
|
|
int id;
|
|
const char *name;
|
|
} mbr_ptypes[] = {
|
|
{ MBR_PTYPE_UNUSED, "<UNUSED>" },
|
|
{ MBR_PTYPE_FAT12, "Primary DOS with 12 bit FAT" },
|
|
{ MBR_PTYPE_XENIX_ROOT, "XENIX / filesystem" },
|
|
{ MBR_PTYPE_XENIX_USR, "XENIX /usr filesystem" },
|
|
{ MBR_PTYPE_FAT16S, "Primary DOS with 16 bit FAT <32M" },
|
|
{ MBR_PTYPE_EXT, "Extended partition" },
|
|
{ MBR_PTYPE_FAT16B, "Primary 'big' DOS, 16-bit FAT (> 32MB)" },
|
|
{ MBR_PTYPE_NTFS, "NTFS, OS/2 HPFS, QNX2 or Advanced UNIX" },
|
|
{ MBR_PTYPE_DELL, "AIX filesystem or OS/2 (thru v1.3) or DELL "
|
|
"multiple drives or Commodore DOS or SplitDrive" },
|
|
{ MBR_PTYPE_AIX_BOOT, "AIX boot partition or Coherent" },
|
|
{ MBR_PTYPE_OS2_BOOT, "OS/2 Boot Manager or Coherent swap or OPUS" },
|
|
{ MBR_PTYPE_FAT32, "Primary DOS with 32 bit FAT" },
|
|
{ MBR_PTYPE_FAT32L, "Primary DOS with 32 bit FAT - LBA" },
|
|
{ MBR_PTYPE_7XXX, "Type 7??? - LBA" },
|
|
{ MBR_PTYPE_FAT16L, "DOS (16-bit FAT) - LBA" },
|
|
{ MBR_PTYPE_EXT_LBA, "Ext. partition - LBA" },
|
|
{ MBR_PTYPE_OPUS, "OPUS" },
|
|
{ MBR_PTYPE_OS2_DOS12, "OS/2 BM: hidden DOS 12-bit FAT" },
|
|
{ MBR_PTYPE_COMPAQ_DIAG, "Compaq diagnostics" },
|
|
{ MBR_PTYPE_OS2_DOS16S, "OS/2 BM: hidden DOS 16-bit FAT <32M "
|
|
"or Novell DOS 7.0 bug" },
|
|
{ MBR_PTYPE_OS2_DOS16B, "OS/2 BM: hidden DOS 16-bit FAT >=32M" },
|
|
{ MBR_PTYPE_OS2_IFS, "OS/2 BM: hidden IFS" },
|
|
{ MBR_PTYPE_AST_SWAP, "AST Windows swapfile" },
|
|
{ MBR_PTYPE_WILLOWTECH, "Willowtech Photon coS" },
|
|
{ MBR_PTYPE_HID_FAT32, "hidden Windows/95 FAT32" },
|
|
{ MBR_PTYPE_HID_FAT32_LBA, "hidden Windows/95 FAT32 LBA" },
|
|
{ MBR_PTYPE_HID_FAT16_LBA, "hidden Windows/95 FAT16 LBA" },
|
|
{ MBR_PTYPE_WILLOWSOFT, "Willowsoft OFS1" },
|
|
{ MBR_PTYPE_RESERVED_x21, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_x23, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_x24, "NEC DOS"},
|
|
{ MBR_PTYPE_RESERVED_x26, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_x31, "reserved" },
|
|
{ MBR_PTYPE_NOS, "Alien Internet Services NOS" },
|
|
{ MBR_PTYPE_RESERVED_x33, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_x34, "reserved" },
|
|
{ MBR_PTYPE_OS2_JFS, "JFS on OS2" },
|
|
{ MBR_PTYPE_RESERVED_x36, "reserved" },
|
|
{ MBR_PTYPE_THEOS, "Theos" },
|
|
{ MBR_PTYPE_PLAN9, "Plan 9" },
|
|
{ MBR_PTYPE_PLAN9, "Plan 9, or Theos spanned" },
|
|
{ MBR_PTYPE_THEOS_4GB, "Theos ver 4 4gb partition" },
|
|
{ MBR_PTYPE_THEOS_EXT, "Theos ve 4 extended partition" },
|
|
{ MBR_PTYPE_PMRECOVERY, "PartitionMagic recovery" },
|
|
{ MBR_PTYPE_HID_NETWARE, "Hidden Netware" },
|
|
{ MBR_PTYPE_VENIX, "VENIX 286 or LynxOS" },
|
|
{ MBR_PTYPE_PREP, "Linux/MINIX (sharing disk with DRDOS) "
|
|
"or Personal RISC boot" },
|
|
{ MBR_PTYPE_DRDOS_LSWAP, "SFS or Linux swap "
|
|
"(sharing disk with DRDOS)" },
|
|
{ MBR_PTYPE_DRDOS_LINUX, "Linux native (sharing disk with DRDOS)" },
|
|
{ MBR_PTYPE_GOBACK, "GoBack change utility" },
|
|
{ MBR_PTYPE_BOOT_US, "Boot US Boot manager" },
|
|
{ MBR_PTYPE_EUMEL_x46, "EUMEL/Elan or Ergos 3" },
|
|
{ MBR_PTYPE_EUMEL_x47, "EUMEL/Elan or Ergos 3" },
|
|
{ MBR_PTYPE_EUMEL_x48, "EUMEL/Elan or Ergos 3" },
|
|
{ MBR_PTYPE_ALFS_THIN, "ALFX/THIN filesystem for DOS" },
|
|
{ MBR_PTYPE_OBERON, "Oberon partition" },
|
|
{ MBR_PTYPE_QNX4X, "QNX4.x" },
|
|
{ MBR_PTYPE_QNX4X_2, "QNX4.x 2nd part" },
|
|
{ MBR_PTYPE_QNX4X_3, "QNX4.x 3rd part" },
|
|
{ MBR_PTYPE_DM, "DM (disk manager)" },
|
|
{ MBR_PTYPE_DM6_AUX1, "DM6 Aux1 (or Novell)" },
|
|
{ MBR_PTYPE_CPM, "CP/M or Microport SysV/AT" },
|
|
{ MBR_PTYPE_DM6_AUX3, "DM6 Aux3" },
|
|
{ MBR_PTYPE_DM6_DDO, "DM6 DDO" },
|
|
{ MBR_PTYPE_EZDRIVE, "EZ-Drive (disk manager)" },
|
|
{ MBR_PTYPE_GOLDEN_BOW, "Golden Bow (disk manager)" },
|
|
{ MBR_PTYPE_DRIVE_PRO, "Drive PRO" },
|
|
{ MBR_PTYPE_PRIAM_EDISK, "Priam Edisk (disk manager)" },
|
|
{ MBR_PTYPE_SPEEDSTOR, "SpeedStor" },
|
|
{ MBR_PTYPE_HURD, "GNU HURD or Mach or Sys V/386 "
|
|
"(such as ISC UNIX) or MtXinu" },
|
|
{ MBR_PTYPE_NOVELL_2XX, "Novell Netware 2.xx or Speedstore" },
|
|
{ MBR_PTYPE_NOVELL_3XX, "Novell Netware 3.xx" },
|
|
{ MBR_PTYPE_NOVELL_386, "Novell 386 Netware" },
|
|
{ MBR_PTYPE_NOVELL_x67, "Novell" },
|
|
{ MBR_PTYPE_NOVELL_x68, "Novell" },
|
|
{ MBR_PTYPE_NOVELL_x69, "Novell" },
|
|
{ MBR_PTYPE_DISKSECURE, "DiskSecure Multi-Boot" },
|
|
{ MBR_PTYPE_RESERVED_x71, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_x73, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_x74, "reserved" },
|
|
{ MBR_PTYPE_PCIX, "PC/IX" },
|
|
{ MBR_PTYPE_RESERVED_x76, "reserved" },
|
|
{ MBR_PTYPE_M2FS_M2CS, "M2FS/M2CS partition" },
|
|
{ MBR_PTYPE_XOSL_FS, "XOSL boot loader filesystem" },
|
|
{ MBR_PTYPE_MINIX_14A, "MINIX until 1.4a" },
|
|
{ MBR_PTYPE_MINIX_14B, "MINIX since 1.4b, early Linux, Mitac dmgr" },
|
|
{ MBR_PTYPE_LNXSWAP, "Linux swap or Prime or Solaris" },
|
|
{ MBR_PTYPE_LNXEXT2, "Linux native" },
|
|
{ MBR_PTYPE_OS2_C, "OS/2 hidden C: drive" },
|
|
{ MBR_PTYPE_EXT_LNX, "Linux extended" },
|
|
{ MBR_PTYPE_NTFATVOL, "NT FAT volume set" },
|
|
{ MBR_PTYPE_NTFSVOL, "NTFS volume set or HPFS mirrored" },
|
|
{ MBR_PTYPE_LNX_KERNEL, "Linux Kernel AiR-BOOT partition" },
|
|
{ MBR_PTYPE_FT_FAT32, "Legacy Fault tolerant FAT32" },
|
|
{ MBR_PTYPE_FT_FAT32_EXT, "Legacy Fault tolerant FAT32 ext" },
|
|
{ MBR_PTYPE_HID_FR_FD_12, "Hidden free FDISK FAT12" },
|
|
{ MBR_PTYPE_LNX_LVM, "Linux Logical Volume Manager" },
|
|
{ MBR_PTYPE_HID_FR_FD_16, "Hidden free FDISK FAT16" },
|
|
{ MBR_PTYPE_HID_FR_FD_EXT, "Hidden free FDISK DOS EXT" },
|
|
{ MBR_PTYPE_HID_FR_FD_16L, "Hidden free FDISK FAT16 Large" },
|
|
{ MBR_PTYPE_AMOEBA_FS, "Amoeba filesystem" },
|
|
{ MBR_PTYPE_AMOEBA_BAD, "Amoeba bad block table" },
|
|
{ MBR_PTYPE_MIT_EXOPC, "MIT EXOPC native partitions" },
|
|
{ MBR_PTYPE_HID_FR_FD_32, "Hidden free FDISK FAT32" },
|
|
{ MBR_PTYPE_DATALIGHT, "Datalight ROM-DOS Super-Boot" },
|
|
{ MBR_PTYPE_MYLEX, "Mylex EISA SCSI" },
|
|
{ MBR_PTYPE_HID_FR_FD_16L, "Hidden free FDISK FAT16 LBA" },
|
|
{ MBR_PTYPE_HID_FR_FD_EXL, "Hidden free FDISK EXT LBA" },
|
|
{ MBR_PTYPE_BSDI, "BSDI?" },
|
|
{ MBR_PTYPE_IBM_HIB, "IBM Thinkpad hibernation" },
|
|
{ MBR_PTYPE_HP_VOL_xA1, "HP Volume expansion (SpeedStor)" },
|
|
{ MBR_PTYPE_HP_VOL_xA3, "HP Volume expansion (SpeedStor)" },
|
|
{ MBR_PTYPE_HP_VOL_xA4, "HP Volume expansion (SpeedStor)" },
|
|
{ MBR_PTYPE_386BSD, "FreeBSD or 386BSD or old NetBSD" },
|
|
{ MBR_PTYPE_OPENBSD, "OpenBSD" },
|
|
{ MBR_PTYPE_NEXTSTEP_486, "NeXTSTEP 486" },
|
|
{ MBR_PTYPE_APPLE_UFS, "Apple UFS" },
|
|
{ MBR_PTYPE_NETBSD, "NetBSD" },
|
|
{ MBR_PTYPE_OLIVETTI, "Olivetty Fat12 1.44MB Service part" },
|
|
{ MBR_PTYPE_SHAG_OS, "SHAG OS filesystem" },
|
|
{ MBR_PTYPE_BOOTSTAR_DUM, "BootStar Dummy" },
|
|
{ MBR_PTYPE_BOOT_WIZARD, "Boot Wizard Hidden" },
|
|
{ MBR_PTYPE_APPLE_BOOT, "Apple Boot" },
|
|
{ MBR_PTYPE_APPLE_HFS, "Apple HFS" },
|
|
{ MBR_PTYPE_RESERVED_xB6, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_xB6, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_xB6, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_xB6, "reserved" },
|
|
{ MBR_PTYPE_BSDI_386, "BSDI BSD/386 filesystem" },
|
|
{ MBR_PTYPE_BSDI_SWAP, "BSDI BSD/386 swap" },
|
|
{ MBR_PTYPE_SOLARIS_8, "Solaris 8 boot partition" },
|
|
{ MBR_PTYPE_SOLARIS, "Solaris boot partition" },
|
|
{ MBR_PTYPE_CTOS, "CTOS" },
|
|
{ MBR_PTYPE_DRDOS_FAT12, "DRDOS/sec (FAT-12)" },
|
|
{ MBR_PTYPE_HID_LNX, "Hidden Linux" },
|
|
{ MBR_PTYPE_HID_LNX_SWAP, "Hidden Linux Swap" },
|
|
{ MBR_PTYPE_DRDOS_FAT16S, "DRDOS/sec (FAT-16, < 32M)" },
|
|
{ MBR_PTYPE_DRDOS_EXT, "DRDOS/sec (EXT)" },
|
|
{ MBR_PTYPE_DRDOS_FAT16B, "DRDOS/sec (FAT-16, >= 32M)" },
|
|
{ MBR_PTYPE_SYRINX, "Syrinx (Cyrnix?) or HPFS disabled" },
|
|
{ MBR_PTYPE_DRDOS_8_xC8, "Reserved for DR-DOS 8.0+" },
|
|
{ MBR_PTYPE_DRDOS_8_xC9, "Reserved for DR-DOS 8.0+" },
|
|
{ MBR_PTYPE_DRDOS_8_xCA, "Reserved for DR-DOS 8.0+" },
|
|
{ MBR_PTYPE_DRDOS_74_CHS, "DR-DOS 7.04+ Secured FAT32 CHS" },
|
|
{ MBR_PTYPE_DRDOS_74_LBA, "DR-DOS 7.04+ Secured FAT32 LBA" },
|
|
{ MBR_PTYPE_CTOS_MEMDUMP, "CTOS Memdump" },
|
|
{ MBR_PTYPE_DRDOS_74_16X, "DR-DOS 7.04+ FAT16X LBA" },
|
|
{ MBR_PTYPE_DRDOS_74_EXT, "DR-DOS 7.04+ EXT LBA" },
|
|
{ MBR_PTYPE_REAL32, "REAL/32 secure big partition" },
|
|
{ MBR_PTYPE_MDOS_FAT12, "Old Multiuser DOS FAT12" },
|
|
{ MBR_PTYPE_MDOS_FAT16S, "Old Multiuser DOS FAT16 Small" },
|
|
{ MBR_PTYPE_MDOS_EXT, "Old Multiuser DOS Extended" },
|
|
{ MBR_PTYPE_MDOS_FAT16B, "Old Multiuser DOS FAT16 Big" },
|
|
{ MBR_PTYPE_CPM_86, "CP/M 86" },
|
|
{ MBR_PTYPE_CONCURRENT, "CP/M or Concurrent CP/M or Concurrent DOS "
|
|
"or CTOS" },
|
|
{ MBR_PTYPE_HID_CTOS_MEM, "Hidden CTOS Memdump" },
|
|
{ MBR_PTYPE_DELL_UTIL, "Dell PowerEdge Server utilities" },
|
|
{ MBR_PTYPE_DGUX_VIRTUAL, "DG/UX virtual disk manager" },
|
|
{ MBR_PTYPE_STMICROELEC, "STMicroelectronics ST AVFS" },
|
|
{ MBR_PTYPE_DOS_ACCESS, "DOS access or SpeedStor 12-bit FAT "
|
|
"extended partition" },
|
|
{ MBR_PTYPE_STORDIM, "DOS R/O or SpeedStor or Storage Dimensions" },
|
|
{ MBR_PTYPE_SPEEDSTOR_16S, "SpeedStor 16-bit FAT extended partition "
|
|
"< 1024 cyl." },
|
|
{ MBR_PTYPE_RESERVED_xE5, "reserved" },
|
|
{ MBR_PTYPE_RESERVED_xE6, "reserved" },
|
|
{ MBR_PTYPE_BEOS, "BeOS" },
|
|
{ MBR_PTYPE_PMBR, "GPT Protective MBR" },
|
|
{ MBR_PTYPE_EFI, "EFI system partition" },
|
|
{ MBR_PTYPE_LNX_PA_RISC, "Linux PA-RISC boot loader" },
|
|
{ MBR_PTYPE_SPEEDSTOR_X, "SpeedStor or Storage Dimensions" },
|
|
{ MBR_PTYPE_DOS33_SEC, "DOS 3.3+ Secondary" },
|
|
{ MBR_PTYPE_RESERVED_xF3, "reserved" },
|
|
{ MBR_PTYPE_SPEEDSTOR_L, "SpeedStor large partition or "
|
|
"Storage Dimensions" },
|
|
{ MBR_PTYPE_PROLOGUE, "Prologue multi-volumen partition" },
|
|
{ MBR_PTYPE_RESERVED_xF6, "reserved" },
|
|
{ MBR_PTYPE_PCACHE, "pCache: ext2/ext3 persistent cache" },
|
|
{ MBR_PTYPE_BOCHS, "Bochs x86 emulator" },
|
|
{ MBR_PTYPE_VMWARE, "VMware File System" },
|
|
{ MBR_PTYPE_VMWARE_SWAP, "VMware Swap" },
|
|
{ MBR_PTYPE_LNX_RAID, "Linux RAID partition persistent sb" },
|
|
{ MBR_PTYPE_LANSTEP, "SpeedStor >1024 cyl. or LANstep "
|
|
"or IBM PS/2 IML" },
|
|
{ MBR_PTYPE_XENIX_BAD, "Xenix Bad Block Table" },
|
|
};
|
|
#endif
|
|
|
|
#define MBR_PSECT(s) ((s) & 0x3f)
|
|
#define MBR_PCYL(c, s) ((c) + (((s) & 0xc0) << 2))
|
|
|
|
#define MBR_IS_EXTENDED(x) ((x) == MBR_PTYPE_EXT || \
|
|
(x) == MBR_PTYPE_EXT_LBA || \
|
|
(x) == MBR_PTYPE_EXT_LNX)
|
|
|
|
/* values for mbr_bootsel.mbrbs_flags */
|
|
#define MBR_BS_ACTIVE 0x01 /* Bootselector active (or code present) */
|
|
#define MBR_BS_EXTINT13 0x02 /* Set by fdisk if LBA needed (deprecated) */
|
|
#define MBR_BS_READ_LBA 0x04 /* Force LBA reads (deprecated) */
|
|
#define MBR_BS_EXTLBA 0x08 /* Extended ptn capable (LBA reads) */
|
|
#define MBR_BS_ASCII 0x10 /* Bootselect code needs ascii key code */
|
|
/* This is always set, the bootsel is located using the magic number... */
|
|
#define MBR_BS_NEWMBR 0x80 /* New bootsel at offset 440 */
|
|
|
|
#if !defined(__ASSEMBLER__) /* { */
|
|
|
|
/*
|
|
* (x86) BIOS Parameter Block for FAT12
|
|
*/
|
|
struct mbr_bpbFAT12 {
|
|
uint16_t bpbBytesPerSec; /* bytes per sector */
|
|
uint8_t bpbSecPerClust; /* sectors per cluster */
|
|
uint16_t bpbResSectors; /* number of reserved sectors */
|
|
uint8_t bpbFATs; /* number of FATs */
|
|
uint16_t bpbRootDirEnts; /* number of root directory entries */
|
|
uint16_t bpbSectors; /* total number of sectors */
|
|
uint8_t bpbMedia; /* media descriptor */
|
|
uint16_t bpbFATsecs; /* number of sectors per FAT */
|
|
uint16_t bpbSecPerTrack; /* sectors per track */
|
|
uint16_t bpbHeads; /* number of heads */
|
|
uint16_t bpbHiddenSecs; /* # of hidden sectors */
|
|
} __packed;
|
|
|
|
/*
|
|
* (x86) BIOS Parameter Block for FAT16
|
|
*/
|
|
struct mbr_bpbFAT16 {
|
|
uint16_t bpbBytesPerSec; /* bytes per sector */
|
|
uint8_t bpbSecPerClust; /* sectors per cluster */
|
|
uint16_t bpbResSectors; /* number of reserved sectors */
|
|
uint8_t bpbFATs; /* number of FATs */
|
|
uint16_t bpbRootDirEnts; /* number of root directory entries */
|
|
uint16_t bpbSectors; /* total number of sectors */
|
|
uint8_t bpbMedia; /* media descriptor */
|
|
uint16_t bpbFATsecs; /* number of sectors per FAT */
|
|
uint16_t bpbSecPerTrack; /* sectors per track */
|
|
uint16_t bpbHeads; /* number of heads */
|
|
uint32_t bpbHiddenSecs; /* # of hidden sectors */
|
|
uint32_t bpbHugeSectors; /* # of sectors if bpbSectors == 0 */
|
|
uint8_t bsDrvNum; /* Int 0x13 drive number (e.g. 0x80) */
|
|
uint8_t bsReserved1; /* Reserved; set to 0 */
|
|
uint8_t bsBootSig; /* 0x29 if next 3 fields are present */
|
|
uint8_t bsVolID[4]; /* Volume serial number */
|
|
uint8_t bsVolLab[11]; /* Volume label */
|
|
uint8_t bsFileSysType[8];
|
|
/* "FAT12 ", "FAT16 ", "FAT " */
|
|
} __packed;
|
|
|
|
/*
|
|
* (x86) BIOS Parameter Block for FAT32
|
|
*/
|
|
struct mbr_bpbFAT32 {
|
|
uint16_t bpbBytesPerSec; /* bytes per sector */
|
|
uint8_t bpbSecPerClust; /* sectors per cluster */
|
|
uint16_t bpbResSectors; /* number of reserved sectors */
|
|
uint8_t bpbFATs; /* number of FATs */
|
|
uint16_t bpbRootDirEnts; /* number of root directory entries */
|
|
uint16_t bpbSectors; /* total number of sectors */
|
|
uint8_t bpbMedia; /* media descriptor */
|
|
uint16_t bpbFATsecs; /* number of sectors per FAT */
|
|
uint16_t bpbSecPerTrack; /* sectors per track */
|
|
uint16_t bpbHeads; /* number of heads */
|
|
uint32_t bpbHiddenSecs; /* # of hidden sectors */
|
|
uint32_t bpbHugeSectors; /* # of sectors if bpbSectors == 0 */
|
|
uint32_t bpbBigFATsecs; /* like bpbFATsecs for FAT32 */
|
|
uint16_t bpbExtFlags; /* extended flags: */
|
|
#define MBR_FAT32_FATNUM 0x0F /* mask for numbering active FAT */
|
|
#define MBR_FAT32_FATMIRROR 0x80 /* FAT is mirrored (as previously) */
|
|
uint16_t bpbFSVers; /* filesystem version */
|
|
#define MBR_FAT32_FSVERS 0 /* currently only 0 is understood */
|
|
uint32_t bpbRootClust; /* start cluster for root directory */
|
|
uint16_t bpbFSInfo; /* filesystem info structure sector */
|
|
uint16_t bpbBackup; /* backup boot sector */
|
|
uint8_t bsReserved[12]; /* Reserved for future expansion */
|
|
uint8_t bsDrvNum; /* Int 0x13 drive number (e.g. 0x80) */
|
|
uint8_t bsReserved1; /* Reserved; set to 0 */
|
|
uint8_t bsBootSig; /* 0x29 if next 3 fields are present */
|
|
uint8_t bsVolID[4]; /* Volume serial number */
|
|
uint8_t bsVolLab[11]; /* Volume label */
|
|
uint8_t bsFileSysType[8]; /* "FAT32 " */
|
|
} __packed;
|
|
|
|
/*
|
|
* (x86) MBR boot selector
|
|
*/
|
|
struct mbr_bootsel {
|
|
uint8_t mbrbs_defkey;
|
|
uint8_t mbrbs_flags;
|
|
uint16_t mbrbs_timeo;
|
|
char mbrbs_nametab[MBR_PART_COUNT][MBR_BS_PARTNAMESIZE + 1];
|
|
} __packed;
|
|
|
|
/*
|
|
* MBR partition
|
|
*/
|
|
struct mbr_partition {
|
|
uint8_t mbrp_flag; /* MBR partition flags */
|
|
uint8_t mbrp_shd; /* Starting head */
|
|
uint8_t mbrp_ssect; /* Starting sector */
|
|
uint8_t mbrp_scyl; /* Starting cylinder */
|
|
uint8_t mbrp_type; /* Partition type (see below) */
|
|
uint8_t mbrp_ehd; /* End head */
|
|
uint8_t mbrp_esect; /* End sector */
|
|
uint8_t mbrp_ecyl; /* End cylinder */
|
|
uint32_t mbrp_start; /* Absolute starting sector number */
|
|
uint32_t mbrp_size; /* Partition size in sectors */
|
|
} __packed;
|
|
|
|
int xlat_mbr_fstype(int); /* in sys/lib/libkern/xlat_mbr_fstype.c */
|
|
|
|
/*
|
|
* MBR boot sector.
|
|
* This is used by both the MBR (Master Boot Record) in sector 0 of the disk
|
|
* and the PBR (Partition Boot Record) in sector 0 of an MBR partition.
|
|
*/
|
|
struct mbr_sector {
|
|
/* Jump instruction to boot code. */
|
|
/* Usually 0xE9nnnn or 0xEBnn90 */
|
|
uint8_t mbr_jmpboot[3];
|
|
/* OEM name and version */
|
|
uint8_t mbr_oemname[8];
|
|
union { /* BIOS Parameter Block */
|
|
struct mbr_bpbFAT12 bpb12;
|
|
struct mbr_bpbFAT16 bpb16;
|
|
struct mbr_bpbFAT32 bpb32;
|
|
} mbr_bpb;
|
|
/* Boot code */
|
|
uint8_t mbr_bootcode[310];
|
|
/* Config for /usr/mdec/mbr_bootsel */
|
|
struct mbr_bootsel mbr_bootsel;
|
|
/* NT Drive Serial Number */
|
|
uint32_t mbr_dsn;
|
|
/* mbr_bootsel magic */
|
|
uint16_t mbr_bootsel_magic;
|
|
/* MBR partition table */
|
|
struct mbr_partition mbr_parts[MBR_PART_COUNT];
|
|
/* MBR magic (0xaa55) */
|
|
uint16_t mbr_magic;
|
|
} __packed;
|
|
|
|
#endif /* !defined(__ASSEMBLER__) */ /* } */
|
|
|
|
|
|
/* ------------------------------------------
|
|
* shared --
|
|
* definitions shared by many platforms
|
|
*/
|
|
|
|
#if !defined(__ASSEMBLER__) /* { */
|
|
|
|
/* Maximum # of blocks in bbi_block_table, each bbi_block_size long */
|
|
#define SHARED_BBINFO_MAXBLOCKS 118 /* so sizeof(shared_bbinfo) == 512 */
|
|
|
|
struct shared_bbinfo {
|
|
uint8_t bbi_magic[32];
|
|
int32_t bbi_block_size;
|
|
int32_t bbi_block_count;
|
|
int32_t bbi_block_table[SHARED_BBINFO_MAXBLOCKS];
|
|
};
|
|
|
|
/* ------------------------------------------
|
|
* alpha --
|
|
* Alpha (disk, but also tape) Boot Block.
|
|
*
|
|
* See Section (III) 3.6.1 of the Alpha Architecture Reference Manual.
|
|
*/
|
|
|
|
struct alpha_boot_block {
|
|
uint64_t bb_data[63]; /* data (disklabel, also as below) */
|
|
uint64_t bb_cksum; /* checksum of the boot block,
|
|
* taken as uint64_t's
|
|
*/
|
|
};
|
|
#define bb_secsize bb_data[60] /* secondary size (blocks) */
|
|
#define bb_secstart bb_data[61] /* secondary start (blocks) */
|
|
#define bb_flags bb_data[62] /* unknown flags (set to zero) */
|
|
|
|
#define ALPHA_BOOT_BLOCK_OFFSET 0 /* offset of boot block. */
|
|
#define ALPHA_BOOT_BLOCK_BLOCKSIZE 512 /* block size for sector
|
|
* size/start, and for boot
|
|
* block itself.
|
|
*/
|
|
|
|
#define ALPHA_BOOT_BLOCK_CKSUM(bb,cksum) \
|
|
do { \
|
|
const struct alpha_boot_block *_bb = (bb); \
|
|
uint64_t _cksum; \
|
|
size_t _i; \
|
|
\
|
|
_cksum = 0; \
|
|
for (_i = 0; \
|
|
_i < (sizeof _bb->bb_data / sizeof _bb->bb_data[0]); \
|
|
_i++) \
|
|
_cksum += le64toh(_bb->bb_data[_i]); \
|
|
*(cksum) = htole64(_cksum); \
|
|
} while (/*CONSTCOND*/ 0)
|
|
|
|
/* ------------------------------------------
|
|
* apple --
|
|
* Apple computers boot block related information
|
|
*/
|
|
|
|
/*
|
|
* Driver Descriptor Map, from Inside Macintosh: Devices, SCSI Manager
|
|
* pp 12-13. The driver descriptor map always resides on physical block 0.
|
|
*/
|
|
struct apple_drvr_descriptor {
|
|
uint32_t descBlock; /* first block of driver */
|
|
uint16_t descSize; /* driver size in blocks */
|
|
uint16_t descType; /* system type */
|
|
};
|
|
|
|
/*
|
|
* system types; Apple reserves 0-15
|
|
*/
|
|
#define APPLE_DRVR_TYPE_MACINTOSH 1
|
|
|
|
#define APPLE_DRVR_MAP_MAGIC 0x4552
|
|
#define APPLE_DRVR_MAP_MAX_DESCRIPTORS 61
|
|
|
|
struct apple_drvr_map {
|
|
uint16_t sbSig; /* map signature */
|
|
uint16_t sbBlockSize; /* block size of device */
|
|
uint32_t sbBlkCount; /* number of blocks on device */
|
|
uint16_t sbDevType; /* (used internally by ROM) */
|
|
uint16_t sbDevID; /* (used internally by ROM) */
|
|
uint32_t sbData; /* (used internally by ROM) */
|
|
uint16_t sbDrvrCount; /* number of driver descriptors */
|
|
struct apple_drvr_descriptor sb_dd[APPLE_DRVR_MAP_MAX_DESCRIPTORS];
|
|
uint16_t pad[3];
|
|
} __packed;
|
|
|
|
/*
|
|
* Partition map structure from Inside Macintosh: Devices, SCSI Manager
|
|
* pp. 13-14. The partition map always begins on physical block 1.
|
|
*
|
|
* With the exception of block 0, all blocks on the disk must belong to
|
|
* exactly one partition. The partition map itself belongs to a partition
|
|
* of type `APPLE_PARTITION_MAP', and is not limited in size by anything
|
|
* other than available disk space. The partition map is not necessarily
|
|
* the first partition listed.
|
|
*/
|
|
#define APPLE_PART_MAP_ENTRY_MAGIC 0x504d
|
|
|
|
struct apple_part_map_entry {
|
|
uint16_t pmSig; /* partition signature */
|
|
uint16_t pmSigPad; /* (reserved) */
|
|
uint32_t pmMapBlkCnt; /* number of blocks in partition map */
|
|
uint32_t pmPyPartStart; /* first physical block of partition */
|
|
uint32_t pmPartBlkCnt; /* number of blocks in partition */
|
|
uint8_t pmPartName[32]; /* partition name */
|
|
uint8_t pmPartType[32]; /* partition type */
|
|
uint32_t pmLgDataStart; /* first logical block of data area */
|
|
uint32_t pmDataCnt; /* number of blocks in data area */
|
|
uint32_t pmPartStatus; /* partition status information */
|
|
uint32_t pmLgBootStart; /* first logical block of boot code */
|
|
uint32_t pmBootSize; /* size of boot code, in bytes */
|
|
uint32_t pmBootLoad; /* boot code load address */
|
|
uint32_t pmBootLoad2; /* (reserved) */
|
|
uint32_t pmBootEntry; /* boot code entry point */
|
|
uint32_t pmBootEntry2; /* (reserved) */
|
|
uint32_t pmBootCksum; /* boot code checksum */
|
|
int8_t pmProcessor[16]; /* processor type (e.g. "68020") */
|
|
uint8_t pmBootArgs[128]; /* A/UX boot arguments */
|
|
uint8_t pad[248]; /* pad to end of block */
|
|
};
|
|
|
|
#define APPLE_PART_TYPE_DRIVER "APPLE_DRIVER"
|
|
#define APPLE_PART_TYPE_DRIVER43 "APPLE_DRIVER43"
|
|
#define APPLE_PART_TYPE_DRIVERATA "APPLE_DRIVER_ATA"
|
|
#define APPLE_PART_TYPE_DRIVERIOKIT "APPLE_DRIVER_IOKIT"
|
|
#define APPLE_PART_TYPE_FWDRIVER "APPLE_FWDRIVER"
|
|
#define APPLE_PART_TYPE_FWB_COMPONENT "FWB DRIVER COMPONENTS"
|
|
#define APPLE_PART_TYPE_FREE "APPLE_FREE"
|
|
#define APPLE_PART_TYPE_MAC "APPLE_HFS"
|
|
#define APPLE_PART_TYPE_NETBSD "NETBSD"
|
|
#define APPLE_PART_TYPE_NBSD_PPCBOOT "NETBSD/MACPPC"
|
|
#define APPLE_PART_TYPE_NBSD_68KBOOT "NETBSD/MAC68K"
|
|
#define APPLE_PART_TYPE_PATCHES "APPLE_PATCHES"
|
|
#define APPLE_PART_TYPE_PARTMAP "APPLE_PARTITION_MAP"
|
|
#define APPLE_PART_TYPE_PATCHES "APPLE_PATCHES"
|
|
#define APPLE_PART_TYPE_SCRATCH "APPLE_SCRATCH"
|
|
#define APPLE_PART_TYPE_UNIX "APPLE_UNIX_SVR2"
|
|
|
|
/*
|
|
* "pmBootArgs" for APPLE_UNIX_SVR2 partition.
|
|
* NetBSD/mac68k only uses Magic, Cluster, Type, and Flags.
|
|
*/
|
|
struct apple_blockzeroblock {
|
|
uint32_t bzbMagic;
|
|
uint8_t bzbCluster;
|
|
uint8_t bzbType;
|
|
uint16_t bzbBadBlockInode;
|
|
uint16_t bzbFlags;
|
|
uint16_t bzbReserved;
|
|
uint32_t bzbCreationTime;
|
|
uint32_t bzbMountTime;
|
|
uint32_t bzbUMountTime;
|
|
};
|
|
|
|
#define APPLE_BZB_MAGIC 0xABADBABE
|
|
#define APPLE_BZB_TYPEFS 1
|
|
#define APPLE_BZB_TYPESWAP 3
|
|
#define APPLE_BZB_ROOTFS 0x8000
|
|
#define APPLE_BZB_USRFS 0x4000
|
|
|
|
/* ------------------------------------------
|
|
* ews4800mips
|
|
*
|
|
*/
|
|
|
|
#define EWS4800MIPS_BBINFO_MAGIC "NetBSD/ews4800mips 20040611"
|
|
#define EWS4800MIPS_BOOT_BLOCK_OFFSET 0
|
|
#define EWS4800MIPS_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define EWS4800MIPS_BOOT_BLOCK_MAX_SIZE (512 * 8)
|
|
|
|
/* ------------------------------------------
|
|
* hp300
|
|
*
|
|
*/
|
|
|
|
/* volume header for "LIF" format volumes */
|
|
|
|
struct hp300_lifvol {
|
|
int16_t vol_id;
|
|
char vol_label[6];
|
|
int32_t vol_addr;
|
|
int16_t vol_oct;
|
|
int16_t vol_dummy;
|
|
int32_t vol_dirsize;
|
|
int16_t vol_version;
|
|
int16_t vol_zero;
|
|
int32_t vol_huh1;
|
|
int32_t vol_huh2;
|
|
int32_t vol_length;
|
|
};
|
|
|
|
/* LIF directory entry format */
|
|
|
|
struct hp300_lifdir {
|
|
char dir_name[10];
|
|
int16_t dir_type;
|
|
int32_t dir_addr;
|
|
int32_t dir_length;
|
|
char dir_toc[6];
|
|
int16_t dir_flag;
|
|
int32_t dir_exec;
|
|
};
|
|
|
|
/* load header for boot rom */
|
|
struct hp300_load {
|
|
int32_t address;
|
|
int32_t count;
|
|
};
|
|
|
|
#define HP300_VOL_ID -32768
|
|
#define HP300_VOL_OCT 4096
|
|
#define HP300_DIR_TYPE -5822
|
|
#define HP300_DIR_FLAG 0x8001 /* dont ask me! */
|
|
#define HP300_SECTSIZE 256
|
|
|
|
|
|
/* ------------------------------------------
|
|
* hp700
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* volume header for "LIF" format volumes
|
|
*/
|
|
struct hp700_lifvol {
|
|
uint16_t vol_id;
|
|
uint8_t vol_label[6];
|
|
uint32_t vol_addr;
|
|
uint16_t vol_oct;
|
|
uint16_t vol_dummy;
|
|
|
|
uint32_t vol_dirsize;
|
|
uint16_t vol_version;
|
|
uint16_t vol_zero;
|
|
uint32_t vol_number;
|
|
uint32_t vol_lastvol;
|
|
|
|
uint32_t vol_length;
|
|
uint8_t vol_toc[6];
|
|
uint8_t vol_dummy1[198];
|
|
|
|
uint32_t ipl_addr;
|
|
uint32_t ipl_size;
|
|
uint32_t ipl_entry;
|
|
|
|
uint32_t vol_dummy2;
|
|
};
|
|
|
|
struct hp700_lifdir {
|
|
uint8_t dir_name[10];
|
|
uint16_t dir_type;
|
|
uint32_t dir_addr;
|
|
uint32_t dir_length;
|
|
uint8_t dir_toc[6];
|
|
uint16_t dir_flag;
|
|
uint32_t dir_implement;
|
|
};
|
|
|
|
struct hp700_lifload {
|
|
int address;
|
|
int count;
|
|
};
|
|
|
|
#define HP700_LIF_VOL_ID 0x8000
|
|
#define HP700_LIF_VOL_OCT 0x1000
|
|
#define HP700_LIF_DIR_SWAP 0x5243
|
|
#define HP700_LIF_DIR_FS 0xcd38
|
|
#define HP700_LIF_DIR_IOMAP 0xcd60
|
|
#define HP700_LIF_DIR_HPUX 0xcd80
|
|
#define HP700_LIF_DIR_ISL 0xce00
|
|
#define HP700_LIF_DIR_PAD 0xcffe
|
|
#define HP700_LIF_DIR_AUTO 0xcfff
|
|
#define HP700_LIF_DIR_EST 0xd001
|
|
#define HP700_LIF_DIR_TYPE 0xe942
|
|
|
|
#define HP700_LIF_DIR_FLAG 0x8001 /* dont ask me! */
|
|
#define HP700_LIF_SECTSIZE 256
|
|
|
|
#define HP700_LIF_NUMDIR 8
|
|
|
|
#define HP700_LIF_VOLSTART 0
|
|
#define HP700_LIF_VOLSIZE sizeof(struct hp700_lifvol)
|
|
#define HP700_LIF_DIRSTART 2048
|
|
#define HP700_LIF_DIRSIZE (HP700_LIF_NUMDIR * sizeof(struct hp700_lifdir))
|
|
#define HP700_LIF_FILESTART 4096
|
|
|
|
#define hp700_btolifs(b) (((b) + (HP700_LIF_SECTSIZE - 1)) / HP700_LIF_SECTSIZE)
|
|
#define hp700_lifstob(s) ((s) * HP700_LIF_SECTSIZE)
|
|
#define hp700_lifstodb(s) ((s) * HP700_LIF_SECTSIZE / DEV_BSIZE)
|
|
|
|
|
|
/* ------------------------------------------
|
|
* x86
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Parameters for NetBSD /boot written to start of pbr code by installboot
|
|
*/
|
|
|
|
struct x86_boot_params {
|
|
uint32_t bp_length; /* length of patchable data */
|
|
uint32_t bp_flags;
|
|
uint32_t bp_timeout; /* boot timeout in seconds */
|
|
uint32_t bp_consdev;
|
|
uint32_t bp_conspeed;
|
|
uint8_t bp_password[16]; /* md5 hash of password */
|
|
char bp_keymap[64]; /* keyboard translation map */
|
|
uint32_t bp_consaddr; /* ioaddr for console */
|
|
};
|
|
|
|
#endif /* !defined(__ASSEMBLER__) */ /* } */
|
|
|
|
#define X86_BOOT_MAGIC(n) ('x' << 24 | 0x86b << 12 | 'm' << 4 | (n))
|
|
#define X86_BOOT_MAGIC_1 X86_BOOT_MAGIC(1) /* pbr.S */
|
|
#define X86_BOOT_MAGIC_2 X86_BOOT_MAGIC(2) /* bootxx.S */
|
|
#define X86_BOOT_MAGIC_PXE X86_BOOT_MAGIC(3) /* start_pxe.S */
|
|
#define X86_BOOT_MAGIC_FAT X86_BOOT_MAGIC(4) /* fatboot.S */
|
|
#define X86_MBR_GPT_MAGIC 0xedb88320 /* gpt.S */
|
|
|
|
/* values for bp_flags */
|
|
#define X86_BP_FLAGS_RESET_VIDEO 1
|
|
#define X86_BP_FLAGS_PASSWORD 2
|
|
#define X86_BP_FLAGS_NOMODULES 4
|
|
#define X86_BP_FLAGS_NOBOOTCONF 8
|
|
#define X86_BP_FLAGS_LBA64VALID 0x10
|
|
|
|
/* values for bp_consdev */
|
|
#define X86_BP_CONSDEV_PC 0
|
|
#define X86_BP_CONSDEV_COM0 1
|
|
#define X86_BP_CONSDEV_COM1 2
|
|
#define X86_BP_CONSDEV_COM2 3
|
|
#define X86_BP_CONSDEV_COM3 4
|
|
#define X86_BP_CONSDEV_COM0KBD 5
|
|
#define X86_BP_CONSDEV_COM1KBD 6
|
|
#define X86_BP_CONSDEV_COM2KBD 7
|
|
#define X86_BP_CONSDEV_COM3KBD 8
|
|
|
|
/* ------------------------------------------
|
|
* landisk
|
|
*/
|
|
|
|
#if !defined(__ASSEMBLER__) /* { */
|
|
|
|
/*
|
|
* Parameters for NetBSD /boot written to start of pbr code by installboot
|
|
*/
|
|
struct landisk_boot_params {
|
|
uint32_t bp_length; /* length of patchable data */
|
|
uint32_t bp_flags;
|
|
uint32_t bp_timeout; /* boot timeout in seconds */
|
|
uint32_t bp_consdev;
|
|
uint32_t bp_conspeed;
|
|
};
|
|
|
|
#endif /* !defined(__ASSEMBLER__) */ /* } */
|
|
|
|
#define LANDISK_BOOT_MAGIC_1 0x20031125
|
|
#define LANDISK_BOOT_MAGIC_2 0x20041110
|
|
|
|
#if !defined(__ASSEMBLER__) /* { */
|
|
|
|
/* ------------------------------------------
|
|
* macppc
|
|
*/
|
|
|
|
#define MACPPC_BOOT_BLOCK_OFFSET 2048
|
|
#define MACPPC_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define MACPPC_BOOT_BLOCK_MAX_SIZE 2048 /* XXX: could be up to 6144 */
|
|
/* Magic string -- 32 bytes long (including the NUL) */
|
|
#define MACPPC_BBINFO_MAGIC "NetBSD/macppc bootxx 20020515"
|
|
|
|
/* ------------------------------------------
|
|
* news68k, newsmips
|
|
*/
|
|
|
|
#define NEWS_BOOT_BLOCK_LABELOFFSET 64 /* XXX from <machine/disklabel.h> */
|
|
#define NEWS_BOOT_BLOCK_OFFSET 0
|
|
#define NEWS_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define NEWS_BOOT_BLOCK_MAX_SIZE (512 * 16)
|
|
|
|
/* Magic string -- 32 bytes long (including the NUL) */
|
|
#define NEWS68K_BBINFO_MAGIC "NetBSD/news68k bootxx 20020518"
|
|
#define NEWSMIPS_BBINFO_MAGIC "NetBSD/newsmips bootxx 20020518"
|
|
|
|
/* ------------------------------------------
|
|
* next68k
|
|
*/
|
|
|
|
#define NEXT68K_LABEL_MAXPARTITIONS 8 /* number of partitions in next68k_disklabel */
|
|
#define NEXT68K_LABEL_CPULBLLEN 24
|
|
#define NEXT68K_LABEL_MAXDNMLEN 24
|
|
#define NEXT68K_LABEL_MAXTYPLEN 24
|
|
#define NEXT68K_LABEL_MAXBFLEN 24
|
|
#define NEXT68K_LABEL_MAXHNLEN 32
|
|
#define NEXT68K_LABEL_MAXMPTLEN 16
|
|
#define NEXT68K_LABEL_MAXFSTLEN 8
|
|
#define NEXT68K_LABEL_NBAD 1670 /* sized to make label ~= 8KB */
|
|
|
|
struct next68k_partition {
|
|
int32_t cp_offset; /* starting sector */
|
|
int32_t cp_size; /* number of sectors in partition */
|
|
int16_t cp_bsize; /* block size in bytes */
|
|
int16_t cp_fsize; /* filesystem basic fragment size */
|
|
char cp_opt; /* optimization type: 's'pace/'t'ime */
|
|
char cp_pad1;
|
|
int16_t cp_cpg; /* filesystem cylinders per group */
|
|
int16_t cp_density; /* bytes per inode density */
|
|
int8_t cp_minfree; /* minfree (%) */
|
|
int8_t cp_newfs; /* run newfs during init */
|
|
char cp_mountpt[NEXT68K_LABEL_MAXMPTLEN];
|
|
/* default/standard mount point */
|
|
int8_t cp_automnt; /* auto-mount when inserted */
|
|
char cp_type[NEXT68K_LABEL_MAXFSTLEN]; /* file system type name */
|
|
char cp_pad2;
|
|
} __packed;
|
|
|
|
/* The disklabel the way it is on the disk */
|
|
struct next68k_disklabel {
|
|
int32_t cd_version; /* label version */
|
|
int32_t cd_label_blkno; /* block # of this label */
|
|
int32_t cd_size; /* size of media area (sectors) */
|
|
char cd_label[NEXT68K_LABEL_CPULBLLEN]; /* disk name (label) */
|
|
uint32_t cd_flags; /* flags */
|
|
uint32_t cd_tag; /* volume tag */
|
|
char cd_name[NEXT68K_LABEL_MAXDNMLEN]; /* drive (hardware) name */
|
|
char cd_type[NEXT68K_LABEL_MAXTYPLEN]; /* drive type */
|
|
int32_t cd_secsize; /* # of bytes per sector */
|
|
int32_t cd_ntracks; /* # of tracks per cylinder */
|
|
int32_t cd_nsectors; /* # of data sectors per track */
|
|
int32_t cd_ncylinders; /* # of data cylinders per unit */
|
|
int32_t cd_rpm; /* rotational speed */
|
|
int16_t cd_front; /* # of sectors in "front porch" */
|
|
int16_t cd_back; /* # of sectors in "back porch" */
|
|
int16_t cd_ngroups; /* # of alt groups */
|
|
int16_t cd_ag_size; /* alt group size (sectors) */
|
|
int16_t cd_ag_alts; /* alternate sectors / alt group */
|
|
int16_t cd_ag_off; /* sector offset to first alternate */
|
|
int32_t cd_boot_blkno[2]; /* boot program locations */
|
|
char cd_kernel[NEXT68K_LABEL_MAXBFLEN]; /* default kernel name */
|
|
char cd_hostname[NEXT68K_LABEL_MAXHNLEN];
|
|
/* host name (usu. where disk was labeled) */
|
|
char cd_rootpartition; /* root partition letter e.g. 'a' */
|
|
char cd_rwpartition; /* r/w partition letter e.g. 'b' */
|
|
struct next68k_partition cd_partitions[NEXT68K_LABEL_MAXPARTITIONS];
|
|
|
|
union {
|
|
uint16_t CD_v3_checksum; /* label version 3 checksum */
|
|
int32_t CD_bad[NEXT68K_LABEL_NBAD];
|
|
/* block number that is bad */
|
|
} cd_un;
|
|
uint16_t cd_checksum; /* label version 1 or 2 checksum */
|
|
} __packed;
|
|
|
|
#define NEXT68K_LABEL_cd_checksum cd_checksum
|
|
#define NEXT68K_LABEL_cd_v3_checksum cd_un.CD_v3_checksum
|
|
#define NEXT68K_LABEL_cd_bad cd_un.CD_bad
|
|
|
|
#define NEXT68K_LABEL_SECTOR 0 /* sector containing label */
|
|
#define NEXT68K_LABEL_OFFSET 0 /* offset of label in sector */
|
|
#define NEXT68K_LABEL_SIZE 8192 /* size of label */
|
|
#define NEXT68K_LABEL_CD_V1 0x4e655854 /* version #1: "NeXT" */
|
|
#define NEXT68K_LABEL_CD_V2 0x646c5632 /* version #2: "dlV2" */
|
|
#define NEXT68K_LABEL_CD_V3 0x646c5633 /* version #3: "dlV3" */
|
|
#define NEXT68K_LABEL_DEFAULTFRONTPORCH (160 * 2)
|
|
#define NEXT68K_LABEL_DEFAULTBOOT0_1 (32 * 2)
|
|
#define NEXT68K_LABEL_DEFAULTBOOT0_2 (96 * 2)
|
|
|
|
/* ------------------------------------------
|
|
* pmax --
|
|
* PMAX (DECstation / MIPS) boot block information
|
|
*/
|
|
|
|
/*
|
|
* If mode is 0, there is just one sequence of blocks and one Dec_BootMap
|
|
* is used. If mode is 1, there are multiple sequences of blocks
|
|
* and multiple Dec_BootMaps are used, the last with numBlocks = 0.
|
|
*/
|
|
struct pmax_boot_map {
|
|
int32_t num_blocks; /* Number of blocks to read. */
|
|
int32_t start_block; /* Starting block on disk. */
|
|
};
|
|
|
|
/*
|
|
* This is the structure of a disk or tape boot block. The boot_map
|
|
* can either be a single boot count and start block (contiguous mode)
|
|
* or a list of up to 61 (to fill a 512 byte sector) block count and
|
|
* start block pairs. Under NetBSD, contiguous mode is always used.
|
|
*/
|
|
struct pmax_boot_block {
|
|
uint8_t pad[8];
|
|
int32_t magic; /* PMAX_BOOT_MAGIC */
|
|
int32_t mode; /* Mode for boot info. */
|
|
uint32_t load_addr; /* Address to start loading. */
|
|
uint32_t exec_addr; /* Address to start execing. */
|
|
struct pmax_boot_map map[61]; /* boot program section(s). */
|
|
} __packed;
|
|
|
|
#define PMAX_BOOT_MAGIC 0x0002757a
|
|
#define PMAX_BOOTMODE_CONTIGUOUS 0
|
|
#define PMAX_BOOTMODE_SCATTERED 1
|
|
|
|
#define PMAX_BOOT_BLOCK_OFFSET 0
|
|
#define PMAX_BOOT_BLOCK_BLOCKSIZE 512
|
|
|
|
|
|
/* ------------------------------------------
|
|
* sgimips
|
|
*/
|
|
|
|
/*
|
|
* Some IRIX man pages refer to the size being a multiple of whole cylinders.
|
|
* Later ones only refer to the size being "typically" 2MB. IRIX fx(1)
|
|
* uses a default drive geometry if one can't be determined, suggesting
|
|
* that "whole cylinder" multiples are not required.
|
|
*/
|
|
|
|
#define SGI_BOOT_BLOCK_SIZE_VOLHDR 3135
|
|
#define SGI_BOOT_BLOCK_MAGIC 0xbe5a941
|
|
#define SGI_BOOT_BLOCK_MAXPARTITIONS 16
|
|
#define SGI_BOOT_BLOCK_MAXVOLDIRS 15
|
|
#define SGI_BOOT_BLOCK_BLOCKSIZE 512
|
|
|
|
/*
|
|
* SGI partition conventions:
|
|
*
|
|
* Partition 0 - root
|
|
* Partition 1 - swap
|
|
* Partition 6 - usr
|
|
* Partition 7 - volume body
|
|
* Partition 8 - volume header
|
|
* Partition 10 - whole disk
|
|
*/
|
|
|
|
struct sgi_boot_devparms {
|
|
uint8_t dp_skew;
|
|
uint8_t dp_gap1;
|
|
uint8_t dp_gap2;
|
|
uint8_t dp_spares_cyl;
|
|
uint16_t dp_cyls;
|
|
uint16_t dp_shd0;
|
|
uint16_t dp_trks0;
|
|
uint8_t dp_ctq_depth;
|
|
uint8_t dp_cylshi;
|
|
uint16_t dp_unused;
|
|
uint16_t dp_secs;
|
|
uint16_t dp_secbytes;
|
|
uint16_t dp_interleave;
|
|
uint32_t dp_flags;
|
|
uint32_t dp_datarate;
|
|
uint32_t dp_nretries;
|
|
uint32_t dp_mspw;
|
|
uint16_t dp_xgap1;
|
|
uint16_t dp_xsync;
|
|
uint16_t dp_xrdly;
|
|
uint16_t dp_xgap2;
|
|
uint16_t dp_xrgate;
|
|
uint16_t dp_xwcont;
|
|
} __packed;
|
|
|
|
struct sgi_boot_block {
|
|
uint32_t magic;
|
|
int16_t root;
|
|
int16_t swap;
|
|
char bootfile[16];
|
|
struct sgi_boot_devparms dp;
|
|
struct {
|
|
char name[8];
|
|
int32_t block;
|
|
int32_t bytes;
|
|
} voldir[SGI_BOOT_BLOCK_MAXVOLDIRS];
|
|
struct {
|
|
int32_t blocks;
|
|
int32_t first;
|
|
int32_t type;
|
|
} partitions[SGI_BOOT_BLOCK_MAXPARTITIONS];
|
|
int32_t checksum;
|
|
int32_t _pad;
|
|
} __packed;
|
|
|
|
#define SGI_PTYPE_VOLHDR 0
|
|
#define SGI_PTYPE_TRKREPL 1
|
|
#define SGI_PTYPE_SECREPL 2
|
|
#define SGI_PTYPE_RAW 3
|
|
#define SGI_PTYPE_BSD 4
|
|
#define SGI_PTYPE_SYSV 5
|
|
#define SGI_PTYPE_VOLUME 6
|
|
#define SGI_PTYPE_EFS 7
|
|
#define SGI_PTYPE_LVOL 8
|
|
#define SGI_PTYPE_RLVOL 9
|
|
#define SGI_PTYPE_XFS 10
|
|
#define SGI_PTYPE_XFSLOG 11
|
|
#define SGI_PTYPE_XLV 12
|
|
#define SGI_PTYPE_XVM 13
|
|
|
|
/* ------------------------------------------
|
|
* sparc
|
|
*/
|
|
|
|
#define SPARC_BOOT_BLOCK_OFFSET 512
|
|
#define SPARC_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define SPARC_BOOT_BLOCK_MAX_SIZE (512 * 15)
|
|
/* Magic string -- 32 bytes long (including the NUL) */
|
|
#define SPARC_BBINFO_MAGIC "NetBSD/sparc bootxx 20020515"
|
|
|
|
|
|
/* ------------------------------------------
|
|
* sparc64
|
|
*/
|
|
|
|
#define SPARC64_BOOT_BLOCK_OFFSET 512
|
|
#define SPARC64_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define SPARC64_BOOT_BLOCK_MAX_SIZE (512 * 15)
|
|
|
|
|
|
/* ------------------------------------------
|
|
* sun68k (sun2, sun3)
|
|
*/
|
|
|
|
#define SUN68K_BOOT_BLOCK_OFFSET 512
|
|
#define SUN68K_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define SUN68K_BOOT_BLOCK_MAX_SIZE (512 * 15)
|
|
/* Magic string -- 32 bytes long (including the NUL) */
|
|
#define SUN68K_BBINFO_MAGIC "NetBSD/sun68k bootxx 20020515"
|
|
|
|
|
|
/* ------------------------------------------
|
|
* vax --
|
|
* VAX boot block information
|
|
*/
|
|
|
|
struct vax_boot_block {
|
|
/* Note that these don't overlap any of the pmax boot block */
|
|
uint8_t pad0[2];
|
|
uint8_t bb_id_offset; /* offset in words to id (magic1)*/
|
|
uint8_t bb_mbone; /* must be one */
|
|
uint16_t bb_lbn_hi; /* lbn (hi word) of bootstrap */
|
|
uint16_t bb_lbn_low; /* lbn (low word) of bootstrap */
|
|
uint8_t pad1[332];
|
|
|
|
/* The rest of these fields are identification area and describe
|
|
* the secondary block for uVAX VMB.
|
|
*/
|
|
uint8_t bb_magic1; /* magic number */
|
|
uint8_t bb_mbz1; /* must be zero */
|
|
uint8_t bb_pad1; /* any value */
|
|
uint8_t bb_sum1; /* ~(magic1 + mbz1 + pad1) */
|
|
|
|
uint8_t bb_mbz2; /* must be zero */
|
|
uint8_t bb_volinfo; /* volinfo */
|
|
uint8_t bb_pad2a; /* any value */
|
|
uint8_t bb_pad2b; /* any value */
|
|
|
|
uint32_t bb_size; /* size in blocks of bootstrap */
|
|
uint32_t bb_load; /* load offset to bootstrap */
|
|
uint32_t bb_entry; /* byte offset in bootstrap */
|
|
uint32_t bb_sum3; /* sum of previous 3 fields */
|
|
|
|
/* The rest is unused.
|
|
*/
|
|
uint8_t pad2[148];
|
|
} __packed;
|
|
|
|
#define VAX_BOOT_MAGIC1 0x18 /* size of BB info? */
|
|
#define VAX_BOOT_VOLINFO_NONE 0x00 /* no special info */
|
|
#define VAX_BOOT_VOLINFO_SS 0x01 /* single sided */
|
|
#define VAX_BOOT_VOLINFO_DS 0x81 /* double sided */
|
|
|
|
#define VAX_BOOT_SIZE 15 /* 15 blocks */
|
|
#define VAX_BOOT_LOAD 0 /* no load offset */
|
|
#define VAX_BOOT_ENTRY 0x200 /* one block in */
|
|
|
|
#define VAX_BOOT_BLOCK_OFFSET 0
|
|
#define VAX_BOOT_BLOCK_BLOCKSIZE 512
|
|
|
|
|
|
/* ------------------------------------------
|
|
* x68k
|
|
*/
|
|
|
|
#define X68K_BOOT_BLOCK_OFFSET 0
|
|
#define X68K_BOOT_BLOCK_BLOCKSIZE 512
|
|
#define X68K_BOOT_BLOCK_MAX_SIZE (512 * 16)
|
|
/* Magic string -- 32 bytes long (including the NUL) */
|
|
#define X68K_BBINFO_MAGIC "NetBSD/x68k bootxx 20020601"
|
|
|
|
#endif /* !defined(__ASSEMBLER__) */ /* } */
|
|
|
|
#endif /* !_SYS_BOOTBLOCK_H */
|