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- #!/usr/bin/env bash
- #-
- # Copyright © 2010-2014
- # Waldemar Brodkorb <wbx@openadk.org>
- # Thorsten Glaser <tg@mirbsd.org>
- #
- # Provided that these terms and disclaimer and all copyright notices
- # are retained or reproduced in an accompanying document, permission
- # is granted to deal in this work without restriction, including un‐
- # limited rights to use, publicly perform, distribute, sell, modify,
- # merge, give away, or sublicence.
- #
- # This work is provided “AS IS” and WITHOUT WARRANTY of any kind, to
- # the utmost extent permitted by applicable law, neither express nor
- # implied; without malicious intent or gross negligence. In no event
- # may a licensor, author or contributor be held liable for indirect,
- # direct, other damage, loss, or other issues arising in any way out
- # of dealing in the work, even if advised of the possibility of such
- # damage or existence of a defect, except proven that it results out
- # of said person’s immediate fault when using the work as intended.
- #
- # Alternatively, this work may be distributed under the terms of the
- # General Public License, any version, as published by the Free Soft-
- # ware Foundation.
- #-
- # Prepare a USB stick or CF/SD/MMC card or hard disc for installation
- # of OpenADK:
- # • install a Master Boot Record containing a MirBSD PBR loading GRUB
- # • write GRUB2 core.img just past the MBR
- # • create a root partition with ext2fs and extract the OpenADK image
- # just built there
- # • create a cfgfs partition
- TOPDIR=$(pwd)
- HOST=$(gcc -dumpmachine)
- me=$0
- case :$PATH: in
- (*:$TOPDIR/host_$HOST/usr/bin:*) ;;
- (*) export PATH=$PATH:$TOPDIR/host_$HOST/usr/bin ;;
- esac
- test -n "$KSH_VERSION" || exec mksh "$me" "$@"
- if test -z "$KSH_VERSION"; then
- echo >&2 Fatal error: could not run myself with mksh!
- exit 255
- fi
- ### run with mksh from here onwards ###
- me=${me##*/}
- if (( USER_ID )); then
- print -u2 Installation is only possible as root!
- exit 1
- fi
- TOPDIR=$(realpath .)
- ostype=$(uname -s)
- cfgfs=1
- noformat=0
- quiet=0
- serial=0
- speed=115200
- panicreboot=10
- function usage {
- cat >&2 <<EOF
- Syntax: $me [-c cfgfssize] [-p panictime] [±q] [-s serialspeed]
- [±t] -n /dev/sdb image
- Defaults: -c 1 -p 10 -s 115200; -t = enable serial console
- EOF
- exit $1
- }
- while getopts "c:hp:qs:nt" ch; do
- case $ch {
- (c) if (( (cfgfs = OPTARG) < 0 || cfgfs > 5 )); then
- print -u2 "$me: -c $OPTARG out of bounds"
- exit 1
- fi ;;
- (h) usage 0 ;;
- (p) if (( (panicreboot = OPTARG) < 0 || panicreboot > 300 )); then
- print -u2 "$me: -p $OPTARG out of bounds"
- exit 1
- fi ;;
- (q) quiet=1 ;;
- (+q) quiet=0 ;;
- (s) if [[ $OPTARG != @(96|192|384|576|1152)00 ]]; then
- print -u2 "$me: serial speed $OPTARG invalid"
- exit 1
- fi
- speed=$OPTARG ;;
- (n) noformat=1 ;;
- (t) serial=1 ;;
- (+t) serial=0 ;;
- (*) usage 1 ;;
- }
- done
- shift $((OPTIND - 1))
- (( $# == 2 )) || usage 1
- f=0
- tools='mke2fs tune2fs'
- case $ostype {
- (DragonFly|*BSD*)
- ;;
- (Darwin)
- tools="$tools fuse-ext2"
- ;;
- (Linux)
- ;;
- (*)
- print -u2 Sorry, not ported to the OS "'$ostype'" yet.
- exit 1
- ;;
- }
- for tool in $tools; do
- print -n Checking if $tool is installed...
- if whence -p $tool >/dev/null; then
- print " okay"
- else
- print " failed"
- f=1
- fi
- done
- (( f )) && exit 1
- tgt=$1
- src=$2
- if [[ ! -b $tgt ]]; then
- print -u2 "'$tgt' is not a block device, exiting"
- exit 1
- fi
- if [[ ! -f $src ]]; then
- print -u2 "'$src' is not a file, exiting"
- exit 1
- fi
- (( quiet )) || print "Installing $src on $tgt."
- case $ostype {
- (DragonFly|*BSD*)
- basedev=${tgt%c}
- tgt=${basedev}c
- part=${basedev}i
- match=\'${basedev}\''[a-p]'
- function mount_ext2fs {
- mount -t ext2fs "$1" "$2"
- }
- ;;
- (Darwin)
- basedev=$tgt
- part=${basedev}s1
- match=\'${basedev}\''?(s+([0-9]))'
- function mount_ext2fs {
- fuse-ext2 "$1" "$2" -o rw+
- sleep 3
- }
- ;;
- (Linux)
- basedev=$tgt
- part=${basedev}1
- match=\'${basedev}\''+([0-9])'
- function mount_ext2fs {
- mount -t ext2 "$1" "$2"
- }
- ;;
- }
- mount |&
- while read -p dev rest; do
- eval [[ \$dev = $match ]] || continue
- print -u2 "Block device $tgt is in use, please umount first."
- exit 1
- done
- if (( !quiet )); then
- print "WARNING: This will overwrite $basedev - type Yes to continue!"
- read x
- [[ $x = Yes ]] || exit 0
- fi
- dksz=$(dkgetsz "$tgt")
- heads=64
- secs=32
- (( cyls = dksz / heads / secs ))
- if (( cyls < (cfgfs + 2) )); then
- print -u2 "Size of $tgt is $dksz, this looks fishy?"
- exit 1
- fi
- if stat -qs .>/dev/null 2>&1; then
- statcmd='stat -f %z' # BSD stat (or so we assume)
- else
- statcmd='stat -c %s' # GNU stat
- fi
- if ! T=$(mktemp -d /tmp/openadk.XXXXXXXXXX); then
- print -u2 Error creating temporary directory.
- exit 1
- fi
- tar -xOzf "$src" usr/share/grub-bin/core.img >"$T/core.img"
- integer coreimgsz=$($statcmd "$T/core.img")
- if (( coreimgsz < 1024 )); then
- print -u2 core.img is probably too small: $coreimgsz
- rm -rf "$T"
- exit 1
- fi
- if (( coreimgsz > 65024 )); then
- print -u2 core.img is larger than 64K-512: $coreimgsz
- rm -rf "$T"
- exit 1
- fi
- (( coreendsec = (coreimgsz + 511) / 512 ))
- if [[ $basedev = /dev/svnd+([0-9]) ]]; then
- # BSD svnd0 mode: protect sector #1
- corestartsec=2
- (( ++coreendsec ))
- corepatchofs=$((0x614))
- else
- corestartsec=1
- corepatchofs=$((0x414))
- fi
- # partition offset: at least coreendsec+1 but aligned on a multiple of secs
- (( partofs = ((coreendsec / secs) + 1) * secs ))
- (( quiet )) || print Preparing MBR and GRUB2...
- dd if=/dev/zero of="$T/firsttrack" count=$partofs 2>/dev/null
- echo $corestartsec $coreendsec | mksh "$TOPDIR/scripts/bootgrub.mksh" \
- -A -g $((cyls-cfgfs)):$heads:$secs -M 1:0x83 -O $partofs | \
- dd of="$T/firsttrack" conv=notrunc 2>/dev/null
- dd if="$T/core.img" of="$T/firsttrack" conv=notrunc seek=$corestartsec \
- 2>/dev/null
- # set partition where it can find /boot/grub
- print -n '\0\0\0\0' | \
- dd of="$T/firsttrack" conv=notrunc bs=1 seek=$corepatchofs 2>/dev/null
- # create cfgfs partition (mostly taken from bootgrub.mksh)
- set -A thecode
- typeset -Uui8 thecode
- mbrpno=0
- set -A g_code $cyls $heads $secs
- (( psz = g_code[0] * g_code[1] * g_code[2] ))
- (( pofs = (cyls - cfgfs) * g_code[1] * g_code[2] ))
- set -A o_code # g_code equivalent for partition offset
- (( o_code[2] = pofs % g_code[2] + 1 ))
- (( o_code[1] = pofs / g_code[2] ))
- (( o_code[0] = o_code[1] / g_code[1] + 1 ))
- (( o_code[1] = o_code[1] % g_code[1] + 1 ))
- # boot flag; C/H/S offset
- thecode[mbrpno++]=0x00
- (( thecode[mbrpno++] = o_code[1] - 1 ))
- (( cylno = o_code[0] > 1024 ? 1023 : o_code[0] - 1 ))
- (( thecode[mbrpno++] = o_code[2] | ((cylno & 0x0300) >> 2) ))
- (( thecode[mbrpno++] = cylno & 0x00FF ))
- # partition type; C/H/S end
- (( thecode[mbrpno++] = 0x88 ))
- (( thecode[mbrpno++] = g_code[1] - 1 ))
- (( cylno = g_code[0] > 1024 ? 1023 : g_code[0] - 1 ))
- (( thecode[mbrpno++] = g_code[2] | ((cylno & 0x0300) >> 2) ))
- (( thecode[mbrpno++] = cylno & 0x00FF ))
- # partition offset, size (LBA)
- (( thecode[mbrpno++] = pofs & 0xFF ))
- (( thecode[mbrpno++] = (pofs >> 8) & 0xFF ))
- (( thecode[mbrpno++] = (pofs >> 16) & 0xFF ))
- (( thecode[mbrpno++] = (pofs >> 24) & 0xFF ))
- (( pssz = psz - pofs ))
- (( thecode[mbrpno++] = pssz & 0xFF ))
- (( thecode[mbrpno++] = (pssz >> 8) & 0xFF ))
- (( thecode[mbrpno++] = (pssz >> 16) & 0xFF ))
- (( thecode[mbrpno++] = (pssz >> 24) & 0xFF ))
- # write partition table entry
- ostr=
- curptr=0
- while (( curptr < 16 )); do
- ostr=$ostr\\0${thecode[curptr++]#8#}
- done
- print -n "$ostr" | \
- dd of="$T/firsttrack" conv=notrunc bs=1 seek=$((0x1CE)) 2>/dev/null
- (( quiet )) || print Writing MBR and GRUB2 to target device...
- dd if="$T/firsttrack" of="$tgt"
- if [[ $basedev = /dev/svnd+([0-9]) ]]; then
- (( quiet )) || print "Creating BSD disklabel on target device..."
- # c: whole device (must be so)
- # i: ext2fs (matching first partition)
- # j: cfgfs (matching second partition)
- # p: MBR and GRUB2 area (by tradition)
- cat >"$T/bsdlabel" <<-EOF
- type: vnd
- disk: vnd device
- label: OpenADK
- flags:
- bytes/sector: 512
- sectors/track: $secs
- tracks/cylinder: $heads
- sectors/cylinder: $((heads * secs))
- cylinders: $cyls
- total sectors: $((cyls * heads * secs))
- rpm: 3600
- interleave: 1
- trackskew: 0
- cylinderskew: 0
- headswitch: 0
- track-to-track seek: 0
- drivedata: 0
- 16 partitions:
- c: $((cyls * heads * secs)) 0 unused
- i: $(((cyls - cfgfs) * heads * secs - partofs)) $partofs ext2fs
- j: $((cfgfs * heads * secs)) $(((cyls - cfgfs) * heads * secs)) unknown
- p: $partofs 0 unknown
- EOF
- disklabel -R ${basedev#/dev/} "$T/bsdlabel"
- fi
- (( quiet )) || print "Creating ext2fs on ${part}..."
- q=
- (( quiet )) && q=-q
- (( noformat )) || mke2fs $q "$part"
- partuuid=$(tune2fs -l "$part" | sed -n '/^Filesystem UUID:[ ]*/s///p')
- (( noformat )) || tune2fs -c 0 -i 0 "$part"
- (( quiet )) || print Extracting installation archive...
- mount_ext2fs "$part" "$T"
- gzip -dc "$src" | (cd "$T"; tar -xvpf -)
- cd "$T"
- rnddev=/dev/urandom
- [[ -c /dev/arandom ]] && rnddev=/dev/arandom
- dd if=$rnddev bs=16 count=1 >>etc/.rnd 2>/dev/null
- (( quiet )) || print Fixing up permissions...
- chown 0:0 tmp
- chmod 1777 tmp
- chmod 4755 bin/busybox
- [[ -f usr/bin/Xorg ]] && chmod 4755 usr/bin/Xorg
- [[ -f usr/bin/sudo ]] && chmod 4755 usr/bin/sudo
- (( quiet )) || print Configuring GRUB2 bootloader...
- mkdir -p boot/grub
- (
- print set default=0
- print set timeout=1
- if (( serial )); then
- print serial --unit=0 --speed=$speed
- print terminal_output serial
- print terminal_input serial
- consargs="console=ttyS0,$speed console=tty0"
- else
- print terminal_output console
- print terminal_input console
- consargs="console=tty0"
- fi
- print
- print 'menuentry "GNU/Linux (OpenADK)" {'
- linuxargs="root=UUID=$partuuid $consargs"
- (( panicreboot )) && linuxargs="$linuxargs panic=$panicreboot"
- print "\tlinux /boot/kernel $linuxargs"
- print '}'
- ) >boot/grub/grub.cfg
- set -A grubfiles
- ngrubfiles=0
- for a in usr/lib/grub/*-pc/{*.mod,efiemu??.o,command.lst,moddep.lst,fs.lst,handler.lst,parttool.lst}; do
- [[ -e $a ]] && grubfiles[ngrubfiles++]=$a
- done
- cp "${grubfiles[@]}" boot/grub/
- (( quiet )) || print Finishing up...
- cd "$TOPDIR"
- umount "$T"
- (( quiet )) || print "\nNote: the rootfs UUID is: $partuuid"
- rm -rf "$T"
- exit 0
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