distrib/utils/sysinst/arch/i386/md.h

   1 /*      $NetBSD: md.h,v 1.66 2009/04/07 10:45:05 tsutsui Exp $  */
   2
   3 /*
   4  * Copyright 1997 Piermont Information Systems Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Philip A. Nelson for Piermont Information Systems Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed for the NetBSD Project by
  20  *      Piermont Information Systems Inc.
  21  * 4. The name of Piermont Information Systems Inc. may not be used to endorse
  22  *    or promote products derived from this software without specific prior
  23  *    written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
  26  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  28  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
  29  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  35  * THE POSSIBILITY OF SUCH DAMAGE.
  36  *
  37  */
  38
  39 /* md.h -- Machine specific definitions for the i386 */
  40
  41
  42 #include <machine/cpu.h>
  43 #include <sys/types.h>
  44 #include <sys/stat.h>
  45 #include <sys/bootblock.h>
  46 #include <fcntl.h>
  47 #include <unistd.h>
  48
  49 /* i386 uses the mbr code. */
  50 #include "mbr.h"
  51
  52 /* constants and defines */
  53 #define DEFUSRSIZE      0
  54 #define DEFSWAPSIZE     (-1)
  55 #define DEFROOTSIZE     32
  56
  57 /* Megs required for a full X installation. */
  58 #define XNEEDMB 50
  59
  60 /* use UFS2 by default for ffs */
  61 #define DEFAULT_UFS2
  62
  63 /* have support for booting from UFS2 */
  64 #define HAVE_UFS2_BOOT
  65
  66 /* allow using tmpfs for /tmp instead of mfs */
  67 #define HAVE_TMPFS
  68
  69 /* have file system specific primary boot loader */
  70 #define HAVE_BOOTXX_xFS
  71 #define BOOTXXDIR       "/usr/mdec"
  72 #define BOOTXX_FFSV1    "bootxx_ffsv1"
  73 #define BOOTXX_FFSV2    "bootxx_ffsv2"
  74
  75 /*
  76  *  Default filesets to fetch and install during installation
  77  *  or upgrade. The standard sets are:
  78  *      base etc comp games man misc tests text xbase xcomp xetc xfont xserver
  79  */
  80
  81 #define SET_KERNEL_GENERIC      SET_KERNEL_1
  82
  83 #define SET_KERNEL_1_NAME       "kern-GENERIC"
  84
  85 /*
  86  * Disk names accepted as valid targets for a from-scratch installation.
  87  *
  88  * On i386, we allow "wd"  ST-506/IDE disks,  "sd" scsi disks, "ld" logical
  89  * disks, "ed" IBM ESDI disks, "raid" raidframe disks
  90  */
  91 #define DISK_NAMES "wd", "sd", "ld", "ed", "raid:no_mbr", "xbd:no_mbr"
  92
  93 /*
  94  * Machine-specific command to write a new label to a disk.
  95  * For example, i386  uses "/sbin/disklabel -w -r", just like i386
  96  * miniroot scripts, though this may leave a bogus incore label.
  97  * Sun ports should probably use  DISKLABEL_CMD "/sbin/disklabel -w"
  98  * to get incore  to ondisk inode translation for the Sun proms.
  99  * If not defined, we assume the port does not support disklabels and
 100  * hand-edited disklabel will NOT be written by MI code.
 101  *
 102  * On i386, do what the 1.2 install scripts did.
 103  */
 104 #define DISKLABEL_CMD "disklabel -w -r"
 105
 106 #define _PATH_MBR       DEFAULT_BOOTDIR "/" DEFAULT_BOOTCODE
 107 #define _PATH_BOOTSEL   DEFAULT_BOOTDIR "/" DEFAULT_BOOTSELCODE
 108 #define _PATH_BOOTEXT   DEFAULT_BOOTDIR "/" DEFAULT_BOOTEXTCODE
 109
 110 extern struct mbr_bootsel *mbs;
 111
 112
 113 /*
 114  *  prototypes for MD code.
 115  */
 116