install.md revision 1.6
1# $OpenBSD: install.md,v 1.6 2014/03/05 20:03:01 jasper Exp $ 2# 3# 4# Copyright (c) 1996 The NetBSD Foundation, Inc. 5# All rights reserved. 6# 7# This code is derived from software contributed to The NetBSD Foundation 8# by Jason R. Thorpe. 9# 10# Redistribution and use in source and binary forms, with or without 11# modification, are permitted provided that the following conditions 12# are met: 13# 1. Redistributions of source code must retain the above copyright 14# notice, this list of conditions and the following disclaimer. 15# 2. Redistributions in binary form must reproduce the above copyright 16# notice, this list of conditions and the following disclaimer in the 17# documentation and/or other materials provided with the distribution. 18# 19# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE 23# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29# POSSIBILITY OF SUCH DAMAGE. 30# 31# 32# machine dependent section of installation/upgrade script. 33# 34 35MDDKDEVS='/^[sw]d[0-9] /s/ .*//p;/^octcf[0-9] /s/ .*//p' 36 37md_installboot() { 38 local _disk=$1 39 40 if mount -t msdos /dev/${_disk}i /mnt2 && \ 41 cp /mnt/bsd /mnt2/bsd && cp /mnt/bsd.rd /mnt2/bsd.rd; then 42 umount /mnt2 43 return 44 fi 45 46 echo "Failed to install bootblocks." 47 echo "You will not be able to boot OpenBSD from $_disk." 48 exit 49} 50 51md_prep_fdisk() { 52 local _disk=$1 _q _d 53 54 while :; do 55 _d=whole 56 if [[ -n $(fdisk $_disk | grep 'Signature: 0xAA55') ]]; then 57 fdisk $_disk 58 if [[ -n $(fdisk $_disk | grep '^..: A6 ') ]]; then 59 _q=", use the (O)penBSD area," 60 _d=OpenBSD 61 fi 62 else 63 echo "MBR has invalid signature; not showing it." 64 fi 65 ask "Use (W)hole disk$_q or (E)dit the MBR?" "$_d" 66 case $resp in 67 w*|W*) 68 echo -n "Creating a FAT partition and an OpenBSD partition for rest of $_disk..." 69 fdisk -e ${_disk} <<__EOT >/dev/null 70reinit 71e 0 72C 73n 7464 7532768 76f 0 77e 3 78A6 79n 8032832 81 82write 83quit 84__EOT 85 echo "done." 86 disklabel $_disk 2>/dev/null | grep -q "^ i:" || disklabel -w -d $_disk 87 newfs -t msdos ${_disk}i 88 return ;; 89 e*|E*) 90 # Manually configure the MBR. 91 cat <<__EOT 92 93You will now create one MBR partition to contain your OpenBSD data 94and one MBR partition on which kernels are located which are loaded 95by U-Boot. Neither partition will overlap any other partition. 96 97The OpenBSD MBR partition will have an id of 'A6' and the boot MBR 98partition will have an id of 'C' (MSDOS). The boot partition will be 99at least 16MB and be the first 'MSDOS' partition on the disk. 100 101$(fdisk ${_disk}) 102__EOT 103 fdisk -e ${_disk} 104 [[ -n $(fdisk $_disk | grep ' A6 ') ]] && return 105 echo No OpenBSD partition in MBR, try again. ;; 106 o*|O*) return ;; 107 esac 108 done 109} 110 111md_prep_disklabel() { 112 local _disk=$1 _f _op 113 114 md_prep_fdisk $_disk 115 116 _f=/tmp/fstab.$_disk 117 if [[ $_disk == $ROOTDISK ]]; then 118 while :; do 119 echo "The auto-allocated layout for $_disk is:" 120 disklabel -h -A $_disk | egrep "^# |^ [a-p]:" 121 ask "Use (A)uto layout, (E)dit auto layout, or create (C)ustom layout?" a 122 case $resp in 123 a*|A*) _op=-w ;; 124 e*|E*) _op=-E ;; 125 c*|C*) break ;; 126 *) continue ;; 127 esac 128 disklabel $FSTABFLAG $_f $_op -A $_disk 129 return 130 done 131 fi 132 133 cat <<__EOT 134 135You will now create an OpenBSD disklabel inside the OpenBSD MBR 136partition. The disklabel defines how OpenBSD splits up the MBR partition 137into OpenBSD partitions in which filesystems and swap space are created. 138You must provide each filesystem's mountpoint in this program. 139 140The offsets used in the disklabel are ABSOLUTE, i.e. relative to the 141start of the disk, NOT the start of the OpenBSD MBR partition. 142 143__EOT 144 145 disklabel $FSTABFLAG $_f -E $_disk 146} 147 148md_congrats() { 149 cat <<__EOT 150 151INSTALL.$ARCH describes how to configure U-Boot to boot OpenBSD. 152__EOT 153} 154 155md_consoleinfo() { 156} 157