1# $OpenBSD: install.md,v 1.27 2017/01/22 23:43:54 rpe Exp $ 2# 3# Copyright (c) 1996 The NetBSD Foundation, Inc. 4# All rights reserved. 5# 6# This code is derived from software contributed to The NetBSD Foundation 7# by Jason R. Thorpe. 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# 18# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE 22# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28# POSSIBILITY OF SUCH DAMAGE. 29# 30# 31# machine dependent section of installation/upgrade script. 32# 33 34md_installboot() { 35 local _disk=$1 36 37 # Use cat below to avoid holes created by cp(1) 38 if mount -t ext2fs /dev/${_disk}i /mnt2 && 39 mkdir -p /mnt2/boot && 40 cat /mnt/usr/mdec/boot > /mnt2/boot/boot && 41 { [[ $(sysctl -n hw.product) != Gdium ]] || 42 cp /mnt/bsd /mnt2/boot/bsd; }; then 43 umount /mnt2 44 return 45 fi 46 47 echo "Failed to install bootblocks." 48 echo "You will not be able to boot OpenBSD from $_disk." 49 exit 50} 51 52md_prep_fdisk() { 53 local _disk=$1 _q _d _s _o 54 55 while :; do 56 _d=whole 57 if disk_has $_disk mbr; then 58 fdisk $_disk 59 if disk_has $_disk mbr openbsd; then 60 _q=", use the (O)penBSD area" 61 _d=OpenBSD 62 fi 63 else 64 echo "MBR has invalid signature; not showing it." 65 fi 66 ask "Use (W)hole disk$_q or (E)dit the MBR?" "$_d" 67 case $resp in 68 [wW]*) 69 case $(sysctl -n hw.product) in 70 Gdium) 71 _s=32 72 _o="-O 1 -b 4096" 73 ;; 74 EBT700) 75 _s=1 76 _o="-O 1" 77 ;; 78 *) 79 _s=1 80 _o="" 81 ;; 82 esac 83 echo -n "Creating a ${_s}MB ext2 partition and an OpenBSD partition for rest of $_disk..." 84 fdisk -e $_disk <<__EOT >/dev/null 85re 86e 0 8783 88 891 90$((_s * 2048)) 91e 3 920 93e 3 94A6 95 96$((_s * 2048 + 1)) 97* 98update 99write 100quit 101__EOT 102 echo "done." 103 disklabel $_disk 2>/dev/null | grep -q "^ i:" || disklabel -w -d $_disk 104 newfs -qt ext2fs $_o ${_disk}i 105 break ;; 106 [eE]*) 107 # Manually configure the MBR. 108 cat <<__EOT 109 110You will now create one MBR partition to contain your OpenBSD data 111and one MBR partition to contain the program that PMON uses 112to boot OpenBSD. Neither partition will overlap any other partition. 113 114The OpenBSD MBR partition will have an id of 'A6' and the boot MBR 115partition will have an id of '83' (Linux files). The boot partition will be 116at least 1MB and be the first 'Linux files' partition on the disk. 117The installer assumes there is already an ext2 or ext3 filesystem on the 118first 'Linux files' partition. 119 120$(fdisk ${_disk}) 121__EOT 122 fdisk -e $_disk 123 disk_has $_disk mbr linux || 124 { echo "\nNo Linux files (id 83) partition!\n"; continue; } 125 disk_has $_disk mbr openbsd || 126 { echo "\nNo OpenBSD (id A6) partition!\n"; continue; } 127 disklabel $_disk 2>/dev/null | grep -q "^ i:" || disklabel -w -d $_disk 128 break ;; 129 [oO]*) 130 [[ $_d == OpenBSD ]] || continue 131 break ;; 132 esac 133 done 134 135} 136 137md_prep_disklabel() { 138 local _disk=$1 _f=/tmp/i/fstab.$1 139 140 md_prep_fdisk $_disk 141 142 disklabel_autolayout $_disk $_f || return 143 [[ -s $_f ]] && return 144 145 # Edit disklabel manually. 146 # Abandon all hope, ye who enter here. 147 disklabel -F $_f -E $_disk 148} 149 150md_congrats() { 151 cat <<__EOT 152 153Once the machine has rebooted use PMON to boot into OpenBSD, as 154described in the INSTALL.$ARCH document. 155To load the OpenBSD bootloader, use 'boot /dev/fs/ext2@wd0/boot/boot', 156where wd0 is the PMON name of the boot disk. 157 158__EOT 159} 160 161md_consoleinfo() { 162} 163