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# $OpenBSD: install.md,v 1.8 2005/03/26 01:40:20 krw Exp $
#
#
# Copyright (c) 1996 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Jason R. Thorpe.
#
# 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 the NetBSD
# Foundation, Inc. and its contributors.
# 4. Neither the name of The NetBSD Foundation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``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 THE REGENTS 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.
#
#
# machine dependent section of installation/upgrade script.
#
MDFSTYPE=msdos
MDXAPERTURE=2
ARCH=ARCH
md_set_term() {
}
md_installboot() {
}
md_prep_disk() {
local _disk=$1 _resp
typeset -l _resp
cat << __EOT
$_disk must be partitioned using an BSD or an MBR partition table.
BSD partition table or MBR partition tables can be created by OpenBSD.
It is more a question of firmware compatibility disk portability.
(Once we can figure out what filesystems ABLE can boot)
__EOT
while :; do
ask "Use BSD or MBR partition table?" BSD
_resp=$resp
case $_resp in
m|mbr) export disklabeltype=MBR
md_prep_MBR $_disk
break
;;
b|bsd) export disklabeltype=BSD
md_prep_BSD $_disk
break
;;
esac
done
}
md_prep_MBR() {
local _disk=$1
if [[ -n $(disklabel -c $_disk 2>/dev/null | grep ' BSD ') ]]; then
cat << __EOT
WARNING: putting an MBR partition table on $_disk will DESTROY the existing BSD
partitions and BSD partition table.
__EOT
ask_yn "Are you *sure* you want an MBR partition table on $_disk?"
[[ $resp == n ]] && exit
fi
ask_yn "Use *all* of $_disk for OpenBSD?"
if [[ $resp == y ]]; then
echo -n "Creating Master Boot Record (MBR)..."
fdisk -e $_disk >/dev/null 2>&1 << __EOT
reinit
update
write
quit
__EOT
echo "done."
echo -n "Formatting 1MB MSDOS boot partition..."
gunzip < /usr/mdec/msdos1mb.gz | \
dd of=/dev/r${_disk}c bs=512 seek=1 >/dev/null 2>&1
echo "done."
return
fi
# Manual MBR setup. The user is basically on their own. Give a few
# hints and let the user rip.
cat << __EOT
**** NOTE ****
XXX
**************
Current partition information is:
$(fdisk $_disk)
__EOT
fdisk -e $_disk
cat << __EOT
Here is the MBR configuration you chose:
$(fdisk $_disk)
Please take note of the offsets and sizes of the DOS partition, the OpenBSD
partition, and any other partitions you want to access from OpenBSD. You will
need this information to fill in the OpenBSD disklabel.
__EOT
}
md_prep_BSD() {
local _disk=$1
cat << __EOT
No special setup should be required to label using BSD disklabel.
however if the disk has previously been partitioned in another
manner, it may be necessary to wipe existing partition tables
before proceeding.
dd if=/dev/zero of=/${_disk} bs=512 count=10
disklabel -c ${_disk}
__EOT
}
md_prep_disklabel() {
local _disk=$1 _q
md_prep_disk $_disk
case $disklabeltype in
BSD) ;;
MBR) cat << __EOT
You *MUST* setup the OpenBSD disklabel to include the MSDOS-formatted boot
partition as the 'i' partition. If the 'i' partition is missing or not the
MSDOS-formatted boot partition, then the kernel required to boot
OpenBSD cannot be installed.
__EOT
;;
*) echo "Disk label type ('$disklabeltype') is not 'BSD' or 'MBR'."
exit
;;
esac
disklabel -W $_disk >/dev/null 2>&1
disklabel -c -f /tmp/fstab.$_disk -E $_disk
}
md_congrats() {
cat << __EOT
Once the machine has rebooted use OpenFirmware to boot into OpenBSD, as
described in the INSTALL.$ARCH document. The command to boot OpenBSD will be
something like 'boot (hd0)bsd'.
__EOT
}
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