Attachment 63754 Details for Bug 117410

mkinitrd

mkinitrd (text/plain), 68.74 KB, created by Hannes Reinecke on 2006-01-18 10:00:30 UTC

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Creator: Hannes Reinecke

Created: 2006-01-18 10:00:30 UTC

Size: 68.74 KB

patch

obsolete

>#! /bin/bash
>
># mkinitrd - create the initramfs images
># usage: see below usage() or call with -h
>#
># Copyright (C) 1999-2005 SuSE Linux Products GmbH, Nuernberg, Germany
>#
># This program is free software; you can redistribute it and/or
># modify it under the terms of the GNU General Public License
># as published by the Free Software Foundation; either version 2
># of the License, or (at your option) any later version.
>#
># This program is distributed in the hope that it will be useful,
># but WITHOUT ANY WARRANTY; without even the implied warranty of
># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
># GNU General Public License for more details.
>#
># You should have received a copy of the GNU General Public License
># along with this program; if not, write to the Free Software
># Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
># USA.
>
># This file is kept in the following CVS repository:
>#
># $Source: /suse/yast2/cvsroot/mkinitrd/mkinitrd,v $
># $Revision: 1.241 $
>
>usage() {
>    cat<<EOF
>	Create initial ramdisk images that contain all kernel modules
>	needed in the early boot process, before the root file system
>	becomes available. This usually includes SCSI and/or RAID
>	modules, a file system module for the root file system, or
>	a network interface driver module for dhcp.
>
>        mkinitrd [options]
>
>        options:
>          -h               This Text.
>          -k "kernel list" List of kernel images for which initrd files
>                           are created. Defaults to all kernels found
>			   in /boot.
>          -i "initrd list" List of file names for the initrd; position
>	  		   have match to "kernel list". Defaults to all
>			   all kernels found in /boot.
>          -m "module list" Modules to include in initrd. Defaults to the
>                           INITRD_MODULES variable in /etc/sysconfig/kernel.
>          -b boot_dir      Boot directory. Defaults to /boot.
>          -d root_device   Root device. Defaults to the device from which
>                           / is mounted. Overrides the rootdev enviroment
>			   variable if set.
>	  -s size          Add splash animation and bootscreen to initrd.
>	  -t tmp_dir       Temporary directory. Defaults to /var/tmp.
>	  -D interface     Run dhcp on the specified interface.
>	  -I interface     Configure the specified interface statically.
>	  -a acpi_dsdt     Attach compiled ACPI DSDT (Differentiated System
>	  		   Description Table) to initrd. This replaces the
>			   DSDT of the BIOS. Defaults to the ACPI_DSDT
>			   variable in /etc/sysconfig/kernel.
>          -e               Use static binaries where possible.
>	  -S               Load policy file for SELinux if exist.
>	  -V script        Vendor specific script to run in linuxrc.
>	  -M map           System.map file to use.
>EOF
>    exit
>}
>
># Readlink is not present on some older distributions: emulate it.
>readlink() {
>    local path=$1 ll
>
>    if [ -L "$path" ]; then
>	ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)"
>	echo "${ll/* -> }"
>    else
>	return 1
>    fi
>}
>
>default_kernel_images() {
>    local regex kernel_image kernel_version version_version initrd_image
>    local qf='%{NAME}-%{VERSION}-%{RELEASE}\n'
>
>    case "$(uname -m)" in
>	s390|s390x)
>	    regex='image'
>	    ;;
>	ppc|ppc64)
>	    regex='vmlinux'
>	    ;;
>	*)  regex='vmlinuz'
>	    ;;
>    esac
>
>    # user mode linux
>    if grep -q UML /proc/cpuinfo; then
>	    regex='linux'
>    fi
>
>    kernel_images=""
>    initrd_images=""
>    for kernel_image in $(ls /boot \
>	    | sed -ne "\|^$regex$-[0-9.]\+-[0-9]\+-[a-z0-9]\+$$\?|p") ; do
>
>	# Note that we cannot check the RPM database here -- this
>	# script is itself called from within the binary kernel
>	# packages, and rpm does not allow recursive calls.
>
>	[ -L "/boot/$kernel_image" ] && continue
>	kernel_version=$(/sbin/get_kernel_version \
>			 /boot/$kernel_image 2> /dev/null)
>	initrd_image=$(echo $kernel_image | sed -e "s|${regex}|initrd|")
>	if [ "$kernel_image" != "$initrd_image" -a \
>	     -n "$kernel_version" -a \
>	     -d "/lib/modules/$kernel_version" ]; then
>		kernel_images="$kernel_images /boot/$kernel_image"
>		initrd_images="$initrd_images /boot/$initrd_image"
>	fi
>    done
>}
>
># You can specify the root device via the environment variable rootdev (e.g.
># "rootdev=/dev/hda mkinitrd").
>
># - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
># general configurable parameters
>
>kernel_images=
>initrd_images=
>modules=
>modules_set=
>boot_dir=
>splash="auto"
>use_static_binaries=
>acpi_dsdt=
>use_selinux=
>sysmap=
>
># architecture dependend changes:
>case "$(uname -m)" in
>    s390|s390x)
>	splash=off
>	;;
>esac
>
>while getopts :ehk:i:m:b:d:s:St:D:I:V:a:M: a ; do
>    case $a in
>	\:|\?)	case $OPTARG in
>		k)  echo "-k requires kernel list parameter"
>		    ;;
>		i)  echo "-i requires initrd list parameter"
>		    ;;
>		m)  echo "-m requires module list parameter"
>		    ;;
>		b)  echo "-b requires boot dir parameter"
>		    ;;
>		d)  echo "-d requires root device parameter"
>		    ;;
>		s)  echo "-s requires image size(s)"
>		    ;;
>		t)  echo "-t requires tmp dir parameter"
>		    ;;
>		D)  echo "-D requires dhcp interface parameter"
>		    ;;
>		I)  echo "-I requires network interface parameter"
>		    ;;
>		a)  echo "-a requires a DSDT parameter"
>		    ;;
>		V)  echo "-V requires an executable to run inside linuxrc"
>		    ;;
>		M)  echo "-M requires the System.map file"
>		    ;;	
>		*)  echo "Unknown option: -$OPTARG"
>		    echo "Try mkinitrd -h"
>		    ;;
>	    esac
>	    exit 1
>	    ;;
>	e)  use_static_binaries=1
>	    ;;
>	k)  kernel_images=$OPTARG
>	    ;;
>	i)  initrd_images=$OPTARG
>	    ;;
>	m)  modules=$OPTARG
>	    modules_set=1
>	    ;;
>	b)  boot_dir=$OPTARG
>	    ;;
>	d)  rootdev=$OPTARG
>	    ;;
>	s)  splash=$OPTARG
>	    ;;
>	t)  tmp_dir=$OPTARG
>	    ;;
>	D)  interface=$OPTARG
>	    interface=${interface#/dev/}
>	    use_dhcp=1
>	    ;;
> 	I)  interface=$OPTARG
> 	    interface=${interface#/dev/}
> 	    use_ipconfig=1
>	    ;;
>	a)  acpi_dsdt="$OPTARG"
>	    ;;
>	S)  use_selinux=1
>	    ;;
>	V)  vendor_init_script="$OPTARG"
>	    ;;
>	M)  sysmap="$OPTARG"
>	    ;;
>	h)  usage
>	    ;;
>    esac
>done
>shift $(expr $OPTIND - 1)
>
>mkinit_name="mkinitramfs"
>
>if [ -n "$1" ]; then
>    root_dir=${1%/}  # strip trailing slash
>else
>    root_dir=
>fi
>
>if [ -n "$boot_dir" ]; then
>    boot_dir="${boot_dir#/}"
>    boot_dir="/${boot_dir%/}"
>else
>    boot_dir="/boot"
>fi
>if [ ! -d "$boot_dir" ]; then
>    echo "$boot_dir is not a directory" >&2
>    exit 1
>fi
>
>if [ -n "$tmp_dir" ]; then
>    tmp_dir="/${tmp_dir#/}"  # make sure it is an absolute path
>else
>    tmp_dir=/var/tmp
>fi
>if [ ! -d "$tmp_dir" ]; then
>    echo "$tmp_dir is not a directory" >&2
>    exit 1
>fi
>
># Check if the -k and -i settings are valid.
>if [ $(set -- $kernel_images ; echo $#) -ne \
>     $(set -- $initrd_images ; echo $#) ]; then
>    echo "You have to specify -k and -i, or none of both. The -k" \
>         "and -i options must each contain the same number of items." >&2
>    exit 1
>fi
>
>if [ -z "$kernel_images" -o -z "$initrd_images" ]; then
>    default_kernel_images
>fi
>
># Check which shell and insmod binaries to use in initrd.
>initrd_shell_dynamic=/bin/bash
>if [ -n "$use_static_binaries" ]; then
>    if [ -x /bin/ash.static ]; then
>	initrd_shell=/bin/ash.static
>    else
>	initrd_shell=/bin/ash
>    fi
>else
>    initrd_shell=$initrd_shell_dynamic
>fi
># The shell-bang line to use inside initrd.
>shebang=$initrd_shell
>shebang=${shebang%.static}
>
>[ -x /sbin/insmod ] \
>    && initrd_insmod_dynamic=/sbin/insmod
>if [ -n "$use_static_binaries" ]; then
>    initrd_insmod=/sbin/insmod.static
>else
>    initrd_insmod=$initrd_insmod_dynamic
>fi
>
>[ -x /sbin/modprobe ] \
>    && initrd_modprobe_dynamic=/sbin/modprobe
>if [ -n "$use_static_binaries" ]; then
>    initrd_modprobe=/sbin/modprobe.static
>else
>    initrd_modprobe=$initrd_modprobe_dynamic
>fi
>
># maximum initrd size
>image_blocks=40960
>image_inodes=2048
>
># handle splash screen
>case "$splash" in
>off)
>    splashsizes= ;;
>auto)
>    unset ${!splash_size_*}
>    modes=
>    for file in $root_dir/{etc/lilo.conf,boot/grub/menu.lst,proc/cmdline}; do
>	[ -e $file ] || continue
> 	modes="$modes $(sed -e '/^[ \t]*#/d' $file \
>			| sed -ne 's/^.*vga[ \t]*=[ \t]*$[^ \t]*$.*/\1/p' \
>			| sed -ne '/^$[0-9]\+\|0[xX][0-9a-fA-F]\+$$/p')"
>    done
>
>    for mode in $modes; do
>	case $(($mode)) in  # $((...)) : Convert 0xFOO to decimal
>	785|786) splash_size_640x480=1 ;;
>	788|789) splash_size_800x600=1 ;;
>	791|792) splash_size_1024x768=1 ;;
>	794|795) splash_size_1280x1024=1 ;;
>	*)       vgahex=$(printf 0x%04x "$(($mode))")
>		 size=$(hwinfo --framebuffer | \
>		     sed -ne 's/^.*Mode '$vgahex': $[^ ]\+$ .*$/\1/p' \
>			2>/dev/null)
>		 eval splash_size_$size=1 ;;
>        esac
>    done
>    splashsizes="$(for x in ${!splash_size_*}; do
>			echo ${x#splash_size_}
>		   done)"
>    unset ${!splash_size_*}
>    ;;
>*)
>    splashsizes=$splash ;;
>esac
>
># - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
># should be nothing to change below...
>
>PATH=/sbin:/usr/sbin:$PATH
>
>work_dir=$(mktemp -qd $tmp_dir/${mkinit_name}.XXXXXX)
>if [ $? -ne 0 ]; then
>	echo "$0: Can't create temp dir, exiting." >&2
>	exit 1
>fi
>is_mounted=
>is_mounted_small=
>
>umount_proc() {
>    [ "$mounted_proc" ] && umount $mounted_proc
>    mounted_proc=
>}
>
>cleanup() {
>    rm -f $tmp_initrd $tmp_initrd.gz
>    initrd_bins=()
>}
>
>cleanup_finish() {
>    umount_proc
>    [ -d "$work_dir" ] && rm -rf $work_dir
>}
>
>handle_terminate() {
>    echo "(received signal)
>
>Interrupted, cleaning up." >&2
>    cleanup
>    cleanup_finish
>    exit 255
>}
>
>trap handle_terminate 1 2 3 15
>
>error() {
>    echo "$2" >&2
>    cleanup
>    cleanup_finish
>    exit $1
>}
>
>oops() {
>    exit_code=$1
>    shift
>    echo "$@" >&2
>}
>
># Check if module $1 is listed in $modules.
>has_module() {
>    case " $modules " in
>	*" $1 "*)   return 0 ;;
>    esac
>    return 1
>}
>
># Check if any of the modules in $* are listed in $modules.
>has_any_module() {
>    local module
>    for module in "$@"; do
>	has_module "$module" && return 0
>    done
>}
>
># Add module $1 at the end of the module list.
>add_module() {
>    local module
>    for module in "$@"; do
>	has_module "$module" || modules="$modules $module"
>    done
>}
>
># Install a binary file
>cp_bin() {
>    cp -a "$@" \
>    || exit_code=1
>
>    # Remember the binaries installed. We need the list for checking
>    # for dynamic libraries.
>    while [ $# -gt 1 ]; do
>	initrd_bins[${#initrd_bins[@]}]=$1
>	shift
>   done
>}
>
># Resolve dynamic library dependencies. Returns a list of symbolic links
># to shared objects and shared object files for the binaries in $*.
>shared_object_files() {
>    local LDD CHROOT initrd_libs lib_files lib_links lib link
>
>    LDD=/usr/bin/ldd
>    if [ ! -x $LDD ]; then
>	error 2 "I need $LDD."
>    fi
>
>    initrd_libs=( $(
>	$LDD "$@" \
>	| sed -ne 's:\t$.* => $\?$/.*$ (0x[0-9a-f]*):\2:p'
>    ) )
>
>    # Evil hack: On some systems we have generic as well as optimized
>    # libraries, but the optimized libraries may not work with all
>    # kernel versions (e.g., the NPTL glibc libraries don't work with
>    # a 2.4 kernel). Use the generic versions of the libraries in the
>    # initrd (and guess the name).
>    local n optimized
>    for ((n=0; $n<${#initrd_libs[@]}; n++)); do
>	lib=${initrd_libs[$n]}
>	optimized="$(echo "$lib" | sed -e 's:.*/$[^/]\+/$[^/]\+$:\1:')"
>	lib=${lib/$optimized/}
>	if [ "${optimized:0:3}" != "lib" -a -f "$lib" ]; then
>	    #echo "[Using $lib instead of ${initrd_libs[$n]}]" >&2
>	    initrd_libs[$n]="${lib/$optimized/}"
>	fi
>    done
>
>    for lib in "${initrd_libs[@]}"; do
>	case "$lib" in
>	linux-gate*)
>	    # This library is mapped into the process by the kernel
>	    # for vsyscalls (i.e., syscalls that don't need a user/
>	    # kernel address space transition) in 2.6 kernels.
>	    continue ;;
>	/*)
>	    lib="${lib:1}" ;;
>	*)
>	    # Library could not be found.
>	    oops 7 "Dynamic library $lib not found"
>	    continue ;;
>	esac
>
>	while [ -L "/$lib" ]; do
>	    echo $lib
>	    link="$(readlink "/$lib")"
>	    if [ x"${link:0:1}" == x"/" ]; then
>	        lib=${link#/}
>	    else
>	        lib="${lib%/*}/$link"
>	    fi
>	done
>	echo $lib
>    done \
>    | sort -u
>}
>
># Resolve module dependencies and parameters. Returns a list of modules and
># their parameters.
>resolve_modules() {
>    local kernel_version=$1 module
>    shift
>
>    for module in "$@"; do
>	local with_modprobe_conf
>	module=${module%.o}  # strip trailing ".o" just in case.
>	module=${module%.ko}  # strip trailing ".ko" just in case.
>	if [ -e /etc/modprobe.conf ]; then
>	    with_modprobe_conf="-C /etc/modprobe.conf"
>	fi
>	module_list=$(/sbin/modprobe $with_modprobe_conf \
>	    --set-version $kernel_version --ignore-install \
>	    --show-depends $module 2> /dev/null \
>	    | sed -ne 's:.*insmod /\?::p' )
>	if [ -z "$module_list" ]; then
>	    oops 7 "Cannot determine dependencies of module $module." \
>		"Is modules.dep up to date?"
>	fi
>	echo "$module_list"
>    done \
>    | awk ' # filter duplicates: we must not reorder modules here!
>	NF == 0     { next }
>	$1 in seen  { next }
>		    { seen[$1]=1
>		      # drop module parameters here: modprobe in the initrd
>		      # will pick them up again.
>		      print $1
>		    }
>    '
>    rm -f $temp
>}
>
># Test if file $1 is smaller than file $2 (kilobyte granularity)
>smaller_file() {
>    local size1=$(ls -l "$1" |awk '{print $5}')
>    local size2=$(ls -l "$2" |awk '{print $5}')
>    [ $size1 -lt $size2 ]
>}
>
># Cat from stdin to linuxrc, removing leading whitespace up to pipe symbol.
># Note that here documents can only be indented with tabs, not with spaces.
>cat_linuxrc() {
>    sed 's/^[ \t]*|//' >> $linuxrc
>    echo >> $linuxrc
>}
>
># Attach ACPI DSDT if necessary.
>attach_dsdt() {
>    local initrd_image=$1
>
>    if [ -z "$acpi_dsdt" ]; then
>	if [ -f /etc/sysconfig/kernel ]; then
>	    . /etc/sysconfig/kernel
>	    acpi_dsdt="$ACPI_DSDT"
>	fi
>    fi
>    if [ -z "$acpi_dsdt" ]; then
>	return
>    fi
>    if [ ! -f "$acpi_dsdt" ]; then
>	oops 2 "ACPI DSDT $acpi_dsdt does not exist."
>	return
>    fi
>    if ! grep -q "DSDT" "$acpi_dsdt" ; then
>	oops 2 "File $acpi_dsdt is not a valid ACPI DSDT. Ignoring."
>	return
>    elif grep -qE 'DefinitionBlock' "$acpi_dsdt" ; then
>    	oops 2 "ACPI DSDT $acpi_dsdt does not seem to be in binary form." \
>	       "Will not attach this to $initrd_image."
>	return
>    fi
>
>    cp "$acpi_dsdt" $tmp_mnt/DSDT.aml
>
>    echo -e "ACPI DSDT:\t$acpi_dsdt"
>}
>
># Check for IDE module
>check_ide_modules_pcimap() {
>    local ide_modules
>
>    pcimap_file=$1
>    vendor_id=$2
>    device_id=$3
>	
>    pci_vendor_id=$(printf "0x%08x" $(($2)))
>    pci_device_id=$(printf "0x%08x" $(($3)))
>    while read pcimap_module rest; do
>	if [ "$pcimap_module" == "ata_piix" ]; then
>	    # FIXME: add_module will have no effect in a sub-shell...
>	    add_module "ahci"
>	    ide_modules="$ide_modules ahci"
>	fi
>	ide_modules="$ide_modules $pcimap_module"
>    done < <(grep "$pci_vendor_id $pci_device_id" $pcimap_file)
>
>    echo "$ide_modules"
>}
>
>check_ide_modules_hwinfo() {
>    local ide_modules
>    local kernel_version
>
>    kernel_version=$(basename ${modules_dir})
>
>    pci_id_vendor=$1
>    pci_id_device=$2
>    pci_revision=$3
>    pci_subid_vendor=$4
>    pci_subid_device=$5
>
>    while read hwinfo_module; do
>	if [ "$hwinfo_module" == "ata_piix" ]; then
>	    # Always add ahci prior to ata_piix
>	    ide_modules="$ide_modules ahci $hwinfo_module"
>	elif [ "$hwinfo_module" != "ahci" ]; then
>	    # Skip ahci module from hwinfo output
>	    ide_modules="$ide_modules $hwinfo_module"
>	fi
>    done < <(hwinfo --kernel-version $kernel_version \
>	            --db "pci ${pci_id_vendor:+vendor=$pci_id_vendor} 
>                         ${pci_id_device:+device=$pci_id_device} 
>                         ${pci_subid_vendor:+subvendor=$pci_subid_vendor}  
>                         ${pci_subid_device:+subdevice=$pci_subid_device} 
>                         ${pci_revision:+revision=$pci_revision}")
>
>    echo "$ide_modules"
>}
>
># Check for IDE modules, new version
># We'll be asking hwinfo to return the proper module for us
>check_ide_modules() {
>    local modules_dir=$1 ide_modules
>
>    # Check for PCI bus
>    if [ ! -d /proc/bus/pci ]; then
>        # Not found, no error
>        return
>    fi
>
>    pcimap_file="${modules_dir}/modules.pcimap"
>
>    if [ ! -f "$pcimap_file" ] ; then
>	echo "No modules.pcimap file found" >&2
>	return
>    fi
>
>    while read pci_id none class_id dev_id rev_id; do
>	if [ "$class_id" == "0101:" ] ; then
>	    ide_slots="$ide_slots $pci_id"
>	fi
>    done < <(/sbin/lspci -n)
>
>    for pci_id in $ide_slots; do
>	set -- $(/sbin/lspci -nm -s $pci_id)
>	eval id=$4
>	pci_id_vendor=$(printf "0x%x" $((0x$id)))
>	eval id=$5
>	pci_id_device=$(printf "0x%x" $((0x$id)))
>	id=${6#-r}
>	pci_revision=$(printf "0x%x" $((0x$id)))
>	case "$7" in
>	    -*)
>		shift
>		;;
>	    *)
>		;;
>	esac
>	if [ "$7" ] ; then
>	    eval id=$7
>	    pci_subid_vendor=$(printf "0x%x" $((0x$id)))
>	fi
>	if [ "$8" ] ; then
>	    eval id=$8
>	    pci_subid_device=$(printf "0x%x" $((0x$id)))
>	fi
>	: Slot ${pci_id}: $pci_id_vendor $pci_id_device $pci_subid_vendor $pci_subid_device
>	ide_modules=$(check_ide_modules_hwinfo $pci_id_vendor $pci_id_device $pci_revision $pci_subid_vendor $pci_subid_device)
>	if [ -z "$ide_modules" ]; then
>	    ide_modules=$(check_ide_modules_pcimap $pcimap_file $pci_id_vendor $pci_id_device)
>	fi
>
>	    if [ "$ide_modules" ]; then
>		for module in $ide_modules; do
>		    # Only add ahci module if ata_piix is not loaded already
>		    if [ "$module" == "ahci" ]; then
>			has_module ata_piix || add_module $module
>		    else
>			add_module $module
>		    fi
>		done
>		# All IDE modules are now loaded later
>		# if grep -q ide-disk ${modules_dir}/modules.dep; then
>		#     add_module ide-disk
>		# fi
>		# IDE-floppy is considered obsolete
>		# if grep -q ide-floppy ${modules_dir}/modules.dep; then
>		#     add_module ide-floppy
>		# fi
>		# if grep -q ide-cd ${modules_dir}/modules.dep; then
>		#     add_module ide-cd
>		# fi
>		echo
>	    fi
>    done
>}
>
># NOTE: The mkdevn, devmajor and block_driver functions are reused
>#       inside the initrd, so keep them compatible with ash !!!
>#
>
># Convert a major:minor pair into a device number
>mkdevn() {
>    local major=$1 minor=$2 minorhi minorlo
>    major=$(($major * 256))
>    minorhi=$(($minor / 256))
>    minorlo=$(($minor % 256))
>    minor=$(($minorhi * 256 * 4096))
>    echo $(( $minorlo + $major + $minor ))
>}
>
># Extract the major part from a device number
>devmajor() {
>    local devn=$(($1 / 256))
>    echo $(( $devn % 4096 ))
>}
>
># Extract the minor part from a device number
>devminor() {
>    local devn=${1:-0}
>    echo $(( $devn % 256 )) 
>}
>
>block_driver() {
>    local devn block major driver
>    case "$1" in
>    /dev/*) devn=$(devnumber $1 2> /dev/null) ;;
>
>    *:*)    # major:minor
>	    set -- $(IFS=: ; echo $1)
>	    devn=$(mkdevn $1 $2) ;;
>
>    [0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])
>	    # hex device number
>	    devn=$((0x$1)) ;;
>    esac
>
>    [ -z "$devn" ] && return 1
>    while read major driver; do
>	[ "$major" = Block ] && block=1  # in block device section
>	[ -z "$driver" -o -z "$block" ] && continue
>	if [ $(devmajor $devn) = $major ]; then
>	    echo $driver
>	    return 0
>	fi
>    done < /proc/devices
>    return 1
>}
>
># (We are using a devnumber binary inside the initrd.)
>devnumber() {
>    set -- $(ls -lL $1)
>    mkdevn ${5%,} $6
>}
>
># Get the interface information for ipconfig
>get_ip_config() {
>    local iface
>    local iplink
>    local iproute
>
>    iface=$1
>    iplink=$(ifconfig $iface | grep "inet ")
>
>    set -- $iplink
>    if [ "$1" == "inet" ]; then
>	shift
>
>	while [ "$1" ]; do
>	    case "$1" in
>		addr:*)
>		    ipaddr=${1#addr:}
>		    ;;
>		Bcast:*)
>		    bcast=${1#Bcast:}
>		    ;;
>		P-t-P:*)
>		    srvaddr=${1#P-t-P:}
>		    ;;
>		Mask:*)
>		    netmask=${1#Mask:}
>		    ;;
>	    esac
>	    shift
>	done
>    fi
>    iproute=$(route -n | grep $iface | grep UG)
>    if [ $? -eq 0 ]; then
>	set -- $iproute
>	gwaddr=$2
>    fi
>    hostname=$(hostname)
>    echo "$ipaddr:$srvaddr:$gwaddr:$netmask:$hostname:$iface:none"
>}  
>
>###################################################################
>#
># S/390 specific procedures
>#
>s390_check_lvm2() {
>    local vgname
>    local devname
>    
>    # Check whether the LVM is on zfcp or DASD
>    vgname=$(lvdisplay -c $1 | cut -d : -f 2)
>
>    if [ "$vgname" ]; then
>	for devname in $(pvdisplay -c | grep $vgname | cut -d : -f 1); do
>	    case "$devname" in
>		*/dasd*)
>		    s390_enable_dasd=1
>		    ;;
>		*/sd*)
>		    s390_enable_zfcp=1
>		    ;;
>		*)
>		    ;;
>	    esac
>	done
>    fi
>}
>
>s390_check_evms() {
>    local evms_cmd
>    local evms_reg
>    local evms_cont
>    local evms_seg
>    local evms_dsk
>
>    if [ ! -x /sbin/evms ]; then
>	return 1
>    fi
>
>    if [ -n "$1" ]; then
>	evms_cmd="q:r,v=$1"
>
>	while read a b c d; do
>	    if [ "$a $b" = "Region Name:" ]; then
>		evms_reg="$evms_reg $c"
>	    fi
>	done < <( echo "$evms_cmd" | /sbin/evms -s )
>    fi
>
>    for reg in $evms_reg; do
>	evms_cmd="q:c,r=$reg"
>	
>	while read a b c d; do
>	    if [ "$a $b" = "Container Name:" ]; then
>		evms_cont="$evms_cont $c"
>	    fi
>	done < <(echo "$evms_cmd" | /sbin/evms -s )
>    done
>    
>    for cont in $evms_cont; do
>	evms_cmd="q:s,c=$cont"
>	
>	while read a b c d; do
>	    if [ "$a $b" = "Segment Name:" ]; then
>		evms_seg="$evms_seg $c"
>	    fi
>	done < <(echo "$evms_cmd" | /sbin/evms -s )
>    done
>
>    for seg in $evms_seg; do
>	evms_cmd="q:d,s=$seg"
>	while read a b c d; do
>	    if [ "$a $b $c" = "Logical Disk Name:" ]; then
>		evms_dsk="$evms_dsk $d"
>	    fi
>	done < <(echo "$evms_cmd" | /sbin/evms -s )
>    done
>
>    for dsk in $evms_dsk; do
>	case $dsk in
>	    dasd*)
>		s390_enable_dasd=1;
>		;;
>	    sd*)
>		s390_enable_zfcp=1
>		;;
>	esac
>    done
>}
>
>s390_check_dasd() {
>    local devn=$(devnumber $1)
>
>    for dir in /sys/block/*/*; do
>	if [ -d "$dir" ] && [ -f "$dir/dev" ]; then
>	    IFS=":" read major minor < $dir/dev
>	    if (($devn == $(mkdevn $major $minor) )); then
>		path=$dir
>		break;
>	    fi
>	fi
>    done
>    if [ "$path" ] && [ -d ${path}/../device ]; then
>	if [ -r ${path}/../device/discipline ]; then
>	    s390_enable_dasd=1
>	fi
>    fi
>}
>
>s390_check_zfcp() {
>    local devn=$(devnumber $1)
>
>    for dir in /sys/block/*/*; do
>	if [ -d "$dir" ] && [ -f "$dir/dev" ]; then
>	    IFS=":" read major minor < $dir/dev
>	    if (($devn == $(mkdevn $major $minor) )); then
>		path=$dir
>		break;
>	    fi
>	fi
>    done
>    
>    if [ "$path" ] && [ -d "$path/../device" ] && [ -e "$path/../device/scsi_level" ] ; then
>	s390_enable_zfcp=1
>    fi
>}
>
># Detect all zfcp disks
># We need to activate all disks in the same order
># as found in the running system to get the same
># behaviour during booting.
>s390_zfcp_sysfs() {
>    local dev_dir
>    local fcp_disk_hba
>    local fcp_disk_wwpn
>    local fcp_disk_lun
>
>    if [ "$s390_enable_zfcp" ] ; then
>	# Root is on SCSI, detect all SCSI devices
>	for dev_dir in /sys/class/scsi_device/*; do
>	    if [ -d "$dev_dir" ] && [ -e "$dev_dir/device" ]; then
>		cd $dev_dir;
>		cd $(readlink device);
>		if [ -r ./hba_id ]; then
>		    read fcp_disk_hba < ./hba_id
>		    read fcp_disk_wwpn < ./wwpn
>		    read fcp_disk_lun < ./fcp_lun
>	    
>		    s390_zfcp_disks="$s390_zfcp_disks $fcp_disk_hba:$fcp_disk_wwpn:$fcp_disk_lun"
>
>		    for id in $s390_zfcp_hbas; do
>			if [ "$id" == "$fcp_disk_hba" ]; then
>			    fcp_disk_hba=
>			fi
>		    done
>		    [ "$fcp_disk_hba" ] && s390_zfcp_hbas="$s390_zfcp_hbas $fcp_disk_hba"
>		fi
>	    fi
>	done
>	if [ "$s390_zfcp_hbas" ]; then
>	    add_module sd_mod
>	    add_module zfcp
>	fi
>    fi
>
>}
>
>s390_dasd_sysfs() {
>    local type
>    local use_diag
>
>    if [ "$s390_enable_dasd" ]; then
>	# Root device is on a dasd device, enable all dasd disks
>	for dir in /sys/block/dasd*; do
>	    if [ -d "$dir" ] && [ -d ${dir}/device ]; then
>		cd $dir
>		cd $(readlink device)
>		if [ -r ./discipline ]; then
>		    read type < ./discipline
>		    
>		    case $type in
>			ECKD)
>			    add_module dasd_eckd_mod
>			    use_diag=0
>			    ;;
>			FBA)
>			    add_module dasd_fba_mod
>			    use_diag=0
>			    ;;
>			DIAG)
>			    add_module dasd_diag_mod
>			    use_diag=1
>			    ;;
>			*)
>			    ;;
>		    esac
>		    s390_dasd_disks="$s390_dasd_disks $(basename $PWD):$use_diag"
>		fi
>	    fi
>	done
>
>    fi
>}
>
>s390_dasd_proc() {
>    local zipl_conf_with_dasd dasd_module
>
>    if [ -f /etc/zipl.conf ] \
>       && grep -q '^[[:space:]]*parameters[[:space:]]*=' \
>	    /etc/zipl.conf; then
>	    zipl_conf_with_dasd=1
>    fi
>
>    if modprobe -c \
>       | grep -q '^[[:space:]]*options[[:space:]]\+dasd_mod' ; then
>	dasd_module=1
>    fi
>
>    if grep -q -e "^dasd" /proc/modules \
>       || [ -n "$zipl_conf_with_dasd" ] \
>       || [ -n "$dasd_module" ] \
>       || has_module dasd_mod ; then
>
>	if [ ! "$zipl_conf_with_dasd" -a ! "$dasd_module" ]; then
>	    error 1 "\
>The dasd module is required, but no dasd configuration was found in
>root_dir/etc/zipl.conf or root_dir/etc/modules.conf."
>	fi
>
>	if grep -q ECKD /proc/dasd/devices ; then
>	    add_module dasd_eckd_mod
>	fi
>
>	if grep -q FBA  /proc/dasd/devices ; then
>	    add_module dasd_fba_mod
>	fi
>
>	if grep -q DIAG /proc/dasd/devices ; then
>	    add_module dasd_diag_mod
>	fi
>    else
>	# /proc not mounted or somesuch. Enable all dasd modules
>	add_module dasd_mod
>	add_module dasd_eckd_mod
>	add_module dasd_fba_mod
>	add_module dasd_diag_mod
>    fi
>}
>
>###################################################################
>#
># Create the initrd image $2 for kernel $1 (both are absolute path names).
>#
>mkinitrd_kernel() {
>    local kernel_image=$1 initrd_image=$2
>    local kernel_version
>    local need_raidstart
>    local need_mdadm
>    local need_mdconf
>    local -a features
>    local fs_modules drv_modules uld_modules
>
>    tmp_mnt=$work_dir/mnt
>    tmp_mnt_small=${tmp_mnt}_small
>    tmp_msg=$work_dir/msg$$
>    vendor_script=$tmp_mnt/vendor_init.sh
>
>    linuxrc=$tmp_mnt/init
>
>    if [ ! -f "$kernel_image" ] ; then
>	echo "No kernel image $kernel_image found" >&2
>	return
>    fi
>
>    kernel_version=$(/sbin/get_kernel_version $kernel_image)
>    modules_dep=$root_dir/lib/modules/$kernel_version/modules.dep
>
>    #echo -e "Kernel version:\t$kernel_version"
>    echo -e "Kernel image:\t$kernel_image"
>    echo -e "Initrd image:\t$initrd_image"
>
>    if [ ! -d "/lib/modules/$kernel_version/misc" -a \
>	 ! -d "/lib/modules/$kernel_version/kernel" ]; then
>	oops 2 "No modules found for kernel $kernel_version"
>        return
>    fi
>
>    # create an empty initrd
>    if ! mkdir $tmp_mnt ; then
>	error 1 "could not create temporary directory"
>    fi
>
>    # fill the initrd
>    mkdir -p $tmp_mnt/{sbin,bin,etc,dev,proc,sys,root}
>
>    mkdir -p -m 4777 $tmp_mnt/tmp
>
>    # Create a dummy /etc/mtab for mount/umount
>    echo -n > $tmp_mnt/etc/mtab
>
>    mkdir -p $tmp_mnt${initrd_shell%/*}
>    cp_bin $initrd_shell $tmp_mnt$initrd_shell
>    if [ $shebang != $initrd_shell ]; then
>	ln -s $initrd_shell $tmp_mnt$shebang
>    fi
>    if [ $shebang != /bin/sh ]; then
>	ln -s $shebang $tmp_mnt/bin/sh
>    fi
>    
>    if ! cp_bin $initrd_insmod $tmp_mnt/sbin/insmod 2>/dev/null ; then
>	error 5 "no static insmod"
>    fi
>
>    # Add modprobe, modprobe.conf*, and a version of /bin/true: modprobe.conf
>    # might use it.
>    if ! cp_bin $initrd_modprobe $tmp_mnt/sbin/modprobe 2>/dev/null ; then
>	error 5 "no static modprobe"
>    fi
>    cp -r $root_dir/etc/modprobe.conf $root_dir/etc/modprobe.conf.local \
> 	  $root_dir/etc/modprobe.d $tmp_mnt/etc
>    cat > $tmp_mnt/bin/true <<-EOF
>	#! /bin/sh
>	:
>	EOF
>    chmod +x $tmp_mnt/bin/true
> 
>    # SELinux: Binary policy file and load_policy utility for loading it.
>    if [ -n "$use_selinux" ] ; then
>	if [ -f /etc/security/selinux/policy.15 -a \
>	     -f /usr/sbin/load_policy ] ; then
>	   echo -e "SELinux policy:\tadded"
>	   mkdir -p $tmp_mnt/selinux
>	   mkdir -p $tmp_mnt/etc/security/selinux
>	   cp -p /etc/security/selinux/policy.15 \
>	       $tmp_mnt/etc/security/selinux
>	   cp_bin /usr/sbin/load_policy $tmp_mnt/sbin/load_policy
>	else
>	   echo -e "SELinux policy:\tnot found"
>	fi
>    fi
>
>    if [ ! -z "$vendor_init_script" ] ; then
>	features=(${features[@]} script$$vendor_script$)
>	cp_bin $vendor_init_script $vendor_script
>    fi
>
>    if has_module iscsi ; then
>	features=(${features[@]} iscsi)
>	if test -x /usr/sbin/iscsid; then
>	    cp_bin /usr/sbin/iscsid $tmp_mnt/sbin/iscsid
>	elif test -x /sbin/iscsid; then
>	    cp_bin /sbin/iscsid $tmp_mnt/sbin/iscsid
>	else
>	    echo -e "iSCSI error:\tcan't find iscsid"
>	fi
>	cp_bin /bin/usleep $tmp_mnt/bin/usleep
>    fi
>
>    if [ -n "$s390_dasd_disks" ]; then
>	cp_bin /sbin/dasd_configure $tmp_mnt/sbin
>	cp_bin /sbin/dasdview $tmp_mnt/sbin
>    fi
>
>    if [ -n "$s390_zfcp_disks" ]; then
>	cp_bin /sbin/zfcp_host_configure $tmp_mnt/sbin
>	cp_bin /sbin/zfcp_disk_configure $tmp_mnt/sbin
>    fi
>
>    features=(${features[@]} initramfs)
>
>    # Programs /sbin
>    for prog in killall5; do
>	cp_bin /sbin/$prog $tmp_mnt/sbin
>    done
>
>    # Programs /bin
>    for prog in sed sleep cat ln ls pidof mount umount; do
>	cp_bin /bin/$prog $tmp_mnt/bin
>    done
>
>    # Common utilities
>    for bin in chmod mkdir mknod rm; do
>	cp_bin /bin/$bin $tmp_mnt/bin
>    done
>
>    cp_bin /lib/mkinitrd/bin/run-init $tmp_mnt/bin/run-init
>
>    # all dev nodes belong to root, but some may be
>    # owned by a group other than root
>    # getent passwd | sed '/^root:/s/^$[^:]\+$:[^:]*:$[^:]\+$:$[^:]\+$:.*/\1::\2:\3:::/p;d' > $tmp_mnt/etc/passwd
>    echo 'root::0:0:::' > $tmp_mnt/etc/passwd
>    getent group | sed 's/^$[^:]\+$:[^:]*:$[^:]\+$:.*/\1::\2:/' > $tmp_mnt/etc/group
>    (echo 'passwd: files';echo 'group: files') > $tmp_mnt/etc/nsswitch.conf
>
>    if [ -d /lib64 ]; then
>	mkdir -p $tmp_mnt/lib64
>	for nss_lib in /lib64/libnss_files*; do
>	    if [ -f "$nss_lib" ]; then
>		cp_bin $nss_lib $tmp_mnt/lib64
>	    fi
>	done
>    else
>	mkdir -p $tmp_mnt/lib
>	for nss_lib in /lib/libnss_files*; do
>	    if [ -f "$nss_lib" ]; then
>		cp_bin $nss_lib $tmp_mnt/lib
>	    fi
>	done
>    fi
>
>    cp_bin /sbin/udevd $tmp_mnt/sbin/
>    cp_bin /usr/bin/udevinfo $tmp_mnt/sbin/
>    cp_bin /sbin/udevstart $tmp_mnt/sbin/
>
>    mkdir -p $tmp_mnt/etc/udev/rules.d
>    # Create our own udev.conf
>    echo "udev_root=\"/dev\"" > $tmp_mnt/etc/udev/udev.conf
>    echo "udev_rules=\"/etc/udev/rules.d\"" >> $tmp_mnt/etc/udev/udev.conf
>    # copy needed rules
>    for rule in 50-udev-default.rules 60-persistent-disk.rules; do
>	if [ -f /etc/udev/rules.d/$rule ]; then
>	    cp /etc/udev/rules.d/$rule $tmp_mnt/etc/udev/rules.d
>	fi
>    done
>    # copy helper scripts
>    mkdir -p $tmp_mnt/lib/udev
>    for script in /lib/udev/* ; do
>	if [ -f "$script" ] ; then
>	    cp_bin $script ${tmp_mnt}${script}
>	fi
>    done
>    rm -f $tmp_mnt/lib/udev/mount.sh
>    echo '#!/bin/sh' > $tmp_mnt/lib/udev/mount.sh
>    echo 'exit 0' >> $tmp_mnt/lib/udev/mount.sh
>
>    # udev *_id programs
>    for prog in ata_id scsi_id usb_id vol_id dasd_id edd_id path_id; do
>	cp_bin /sbin/$prog $tmp_mnt/sbin
>    done
>
>    if [ -n "$root_lvm" ] ; then
>	features=(${features[@]} lvm)
>	mkdir -p $tmp_mnt/etc/lvmtab.d
>	cp_bin /sbin/{vgscan,vgchange} $tmp_mnt/sbin
>    fi
>
>    if [ -n "$root_mpath" ] ; then
>	features=(${features[@]} dm/mpath)
>	cp_bin /sbin/multipath $tmp_mnt/sbin
>	cp_bin /sbin/kpartx $tmp_mnt/sbin
>	cp_bin /sbin/dmsetup $tmp_mnt/sbin
>	if [ -f /etc/multipath.conf ] ; then
>	    cp -a /etc/multipath.conf $tmp_mnt/etc
>	fi
>	cp /etc/udev/rules.d/71-multipath.rules $tmp_mnt/etc/udev/rules.d
>    fi
>
>    if [ -n "$root_lvm2" ] ; then
>	features=(${features[@]} dm/lvm2)
>	mkdir -p $tmp_mnt/etc/lvm
>	mkdir -p $tmp_mnt/var/lock/lvm
>	cp_bin /sbin/{vgscan,vgchange,lvm} $tmp_mnt/sbin
>	cp_bin /bin/{sed,mkdir,mknod,ls} $tmp_mnt/bin
>	cp -a /etc/lvm/lvm.conf $tmp_mnt/etc/lvm
>    fi
>
>    if [ -n "$root_evms" ] ; then
>	features=(${features[@]} dm/evms2)
>	cp_bin /sbin/{evms_activate,dmsetup} $tmp_mnt/sbin
>	cp_bin /bin/{sed,mkdir,mknod,rm} $tmp_mnt/bin
>	cp_bin /usr/bin/expr $tmp_mnt/bin
>	mkdir -p $tmp_mnt/mnt
>	cp -a /etc/evms.conf $tmp_mnt/etc
>	mkdir -p $tmp_mnt/lib/evms
>	SD=$(ls -A /lib/evms | tail -n 1)
>	(cd $tmp_mnt/lib/evms && mkdir -p $SD)
>	cp_bin /lib/evms/$SD/* $tmp_mnt/lib/evms/$SD
>	rm -f $tmp_mnt/lib/evms/*/*{ext2,jfs,ogfs,reiser,swap,xfs}*so
>    fi
>
>    if has_any_module raid0 raid1 raid5 linear multipath; then
>	if [ -f /etc/raidtab ]; then
>	    cp_bin /sbin/raidstart $tmp_mnt/sbin
>	    cat /etc/raidtab > $tmp_mnt/etc/raidtab
>	    need_raidstart=1
>	else
>	    cp_bin /sbin/mdadm $tmp_mnt/sbin
>	    need_mdadm=1
>	    if [ -f /etc/mdadm.conf ] ; then
>		cat /etc/mdadm.conf > $tmp_mnt/etc/mdadm.conf
>	    fi
>	fi
>    fi
>
>    if [ -n "$use_dhcp" ] ; then
>	features=(${features[@]} dhcp$$interface$)
>	cp_bin /sbin/dhcpcd $tmp_mnt/bin
>	cp_bin /bin/kill $tmp_mnt/bin
>	mkdir -p $tmp_mnt/var/lib/dhcpcd
>	mkdir -p $tmp_mnt/var/run
>    fi
>
>    if [ -n "$use_ipconfig" ] ; then
>	features=(${features[@]} static$$interface$)
>	cp_bin $root_dir/lib/mkinitrd/ipconfig $tmp_mnt/bin
>    fi
>  
>    if has_module ext2 ; then
>	features=(${features[@]} fsck.ext2)
>	cp_bin /sbin/fsck $tmp_mnt/bin
>	cp_bin /sbin/fsck.ext2 $tmp_mnt/bin
>    fi
>
>    if has_module ext3 ; then
>	features=(${features[@]} fsck.ext3)
>	cp_bin /sbin/fsck $tmp_mnt/bin
>	cp_bin /sbin/fsck.ext3 $tmp_mnt/bin
>    fi
>
>    if has_module reiserfs ; then
>	features=(${features[@]} fsck.reiserfs)
>	cp_bin /sbin/fsck $tmp_mnt/bin
>	cp_bin /sbin/fsck.reiserfs $tmp_mnt/bin
>    fi
>
>    if has_module jfs ; then
>	features=(${features[@]} fsck.jfs)
>	cp_bin /sbin/fsck $tmp_mnt/bin
>	cp_bin /sbin/fsck.jfs $tmp_mnt/bin
>    fi
>
>    if has_module xfs ; then
>	features=(${features[@]} fsck.xfs)
>	cp_bin /sbin/fsck $tmp_mnt/bin
>	cp_bin /sbin/fsck.xfs $tmp_mnt/bin
>    fi
>
>    if [ -n "$debug_mkinit" ]; then
>	features=(${features[@]} debug)
>	cp_bin /bin/ls $tmp_mnt/bin
>    fi
>
>    echo -ne "Shared libs:\t"
>    # Copy all required shared libraries and the symlinks that
>    # refer to them.
>    lib_files=$(shared_object_files "${initrd_bins[@]}")
>    if [ -n "$lib_files" ]; then
>	for lib in $lib_files; do
>	    [ -L $root_dir/$lib ] || echo -n "$lib "
>	    ( cd ${root_dir:-/} ; cp -dp --parents $lib $tmp_mnt )
>	done
>	echo
>    else
>	echo "none"
>    fi
>
>    if [ -n "$lib_files" -a -n "$initrd_shell_dynamic" ]; then
>	# If we have already have all dynamic libraries that
>	# $initrd_shell_dynamic is using, and if $initrd_shell_dynamic
>	# is smaller than $initrd_shell, we can save a little space
>	# by using the dynamic version. The benefit is marginal, though.
>
>	if smaller_file $initrd_shell_dynamic $initrd_shell ; then
>	    for lib in $(shared_object_files $initrd_shell_dynamic) ; do
>		case $lib_files in
>		    *$lib*) ;;
>		    *)	initrd_shell_dynamic=
>		    	break ;;
>		esac
>	    done
>	    if [ -n "$initrd_shell_dynamic" ]; then
>		#echo " - Using dynamically linked $shebang"
>		cp_bin $initrd_shell_dynamic $tmp_mnt$shebang
>	    fi
>	fi
>    fi
>
>    if [ -n "$lib_files" -a -n "$initrd_insmod_dynamic" ]; then
>	# If we have already have all dynamic libraries that
>	# $initrd_insmod_dynamic is using, and if $initrd_insmod_dynamic
>	# is smaller than $initrd_insmod, we can save a little space
>	# by using the dynamic version. The benefit is marginal, though.
>
>	if smaller_file $initrd_insmod_dynamic $initrd_insmod ; then
>	    for lib in $(shared_object_files $initrd_insmod_dynamic); do
>		case $lib_files in
>		    *$lib*) ;;
>		    *)	initrd_insmod_dynamic=
>		    	break ;;
>		esac
>	    done
>	    if [ -n "$initrd_insmod_dynamic" ]; then
>		#echo " - Using dynamically linked /sbin/insmod"
>		cp_bin $initrd_insmod_dynamic $tmp_mnt/sbin/insmod
>		cp_bin $initrd_modprobe_dynamic $tmp_mnt/sbin/modprobe
>	    fi
>	fi
>    fi
>
>    cat /dev/null > $linuxrc
>    chmod 755 $linuxrc
>
>    # Note that the in-place documents must be indented with tabs, not spaces.
>    cat_linuxrc <<-EOF
>	|#! $shebang
>	|
>	|export PATH=/sbin:/usr/sbin:/bin:/usr/bin
>	|
>	|die() {
>	|    umount /proc
>	|    umount /sys
>	|    umount /dev
>	|    exit \$1
>	|}
>	|
>	|# generate events with the sysfs trigger
>	|function trigger_device_events() {
>	|    list=\$(echo /sys/bus/*/devices/*/uevent)
>	|    list="\$list \$(echo /sys/class/*/*/uevent)"
>	|    list="\$list \$(echo /sys/block/*/uevent /sys/block/*/*/uevent)"
>	|    for i in \$list; do
>	|	case "\$i" in
>	|	    */device/uevent|*\**)
>	|		continue
>	|		;;
>	|	    */class/mem/*|*/class/tty/*)
>	|		first="\$first \$i"
>	|		;;
>	|	    */block/md*)
>	|		last="\$last \$i"
>	|		;;
>	|	    */*)
>	|		default="\$default \$i"
>	|		;;
>	|	esac
>	|    done
>	|
>	|    # trigger the sorted events
>	|    for i in \$first \$default \$last; do
>	|	echo "add" > "\$i"
>	|   done
>	|}
>	|
>	|exec < /dev/console > /dev/console 2>&1
>	|
>	|mount -t tmpfs -o mode=0755 udev /dev
>	|mknod /dev/console c 5 1
>	|mknod /dev/null c 1 3
>	|mknod /dev/kmsg c 1 11
>	|mkdir /dev/pts
>	|mkdir -m 1777 /dev/shm
>	|ln -s /proc/self/fd /dev/fd
>	|ln -s fd/0 /dev/stdin
>	|ln -s fd/1 /dev/stdout
>	|ln -s fd/2 /dev/stderr
>	|
>	|mount -tproc proc /proc
>	|mount -tsysfs sysfs /sys
>	|
>	|echo "" > /proc/sys/kernel/hotplug
>	|
>	|kernel_cmdline="\$@"
>	|
>	|for o in \$(cat /proc/cmdline); do
>	|    if [ "\$z_arg" ] ; then
>	|	init_args="\$init_args \$o"
>	|	z_arg=
>	|	continue
>	|    fi
>	|    case \$o in
>	|    linuxrc=trace)
>	|	echo -n "cmdline: "
>	|	for arg in \$@; do
>	|	    echo -n "\$arg "
>	|	done
>	|	echo ""
>	|	set -x
>	|	debug_linuxrc=1
>	|	;;
>	|    noresume)
>	|	resume_mode=off
>	|	;;
>	|    sysrq=yes|sysrq=1)
>	|	echo 1 > /proc/sys/kernel/sysrq
>	|	;;
>	|    -z)
>	|	init_args="\$init_args \$o"
>	|	z_arg=1
>	|	;;
>	|    -s)
>	|	runlevel=s
>	|	;;
>	|    -a|auto|-b|emergency)
>	|	init_args="\$init_args \$o"
>	|	;;
>	|    1|2|3|4|5|S|s|single)
>	|	runlevel=\$o
>	|	;;
>	|    rw)
>	|       read_write=1
>	|       ;;
>	|    esac
>	|done
>	|
>	|# Fallback root device number
>	|rootdevn=$rootdevn
>	|
>	|for o in \$(cat /proc/cmdline); do
>	|    case \$o in
>	|    root=*)
>	|	rootdev=\${o#root=}
>	|	rootdev_cmdline=1
>	|	;;
>	|    nfsroot=*)
>	|	rootdev=\${o#nfsroot=}
>	|	rootdev_cmdline=1
>	|	;;
>	|    resume=*)
>	|	set -- \$(IFS== ; echo \$o)
>	|	resumedev=\$2
>	|	;;
>	|    init=*)
>	|	set -- \$(IFS== ; echo \$o)
>	|	init=\$2
>	|	;;
>	|    esac
>	|done
>	|if [ -z "\$rootdev" ]; then
>	|    rootdev=$rootdev
>	|else
>	|    # lilo strips off the /dev/prefix from device names!
>	|    case \$rootdev in
>	|	/dev/disk/by-name/*)
>	|	    rootdevid=\${rootdev#/dev/disk/by-name/}
>	|	    rootdevid=\${rootdevid%-part*}
>	|	    ;;
>	|	/dev/*)
>	|	    ;;
>	|	LABEL=*)
>	|	    label=\${rootdev#LABEL=}
>	|	    echo "SUBSYSTEM=\"block\", SYSFS{start}=\"*\", PROGRAM=\"/sbin/vol_id -l %N\", RESULT=\"\$label\", SYMLINK=\"root\"" > /etc/udev/rules.d/01-label.rules
>	|	    echo "KERNEL=\"dm-[0-9]*\", PROGRAM=\"/sbin/vol_id -l %N\", RESULT=\"\$label\", SYMLINK=\"root\"" >> /etc/udev/rules.d/01-label.rules
>	|	    rootdev=/dev/root
>	|	    ;;
>	|	UUID=*)
>	|	    uuid=\${rootdev#UUID=}
>	|	    echo "SUBSYSTEM=\"block\", SYSFS{start}=\"*\", PROGRAM=\"/sbin/vol_id -u %N\", RESULT=\"\$uuid\", SYMLINK=\"root\"" > /etc/udev/rules.d/02-uuid.rules
>	|	    echo "KERNEL=\"dm-[0-9]*\", PROGRAM=\"/sbin/vol_id -u %N\", RESULT=\"\$uuid\", SYMLINK=\"root\"" >> /etc/udev/rules.d/02-uuid.rules
>	|	    rootdev=/dev/root
>	|	    ;;
>	|	[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])
>	|	    maj=\$((0x0\$rootdev >> 8))
>	|	    min=\$((0x0\$rootdev & 0xff))
>	|	    echo "SUBSYSTEM=\"block\", SYSFS{dev}=\"\$maj:\$min\", SYMLINK=\"root\"" > /etc/udev/rules.d/05-lilo.rules
>	|	    rootdevn=\$maj:\$min
>	|	    rootdev=/dev/root ;;
>	|	[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])
>	|	    maj=\$((0x\$rootdev >> 8))
>	|	    min=\$((0x\$rootdev & 0xff))
>	|	    echo "SUBSYSTEM=\"block\", SYSFS{dev}=\"\$maj:\$min\", SYMLINK=\"root\"" > /etc/udev/rules.d/05-lilo.rules
>	|	    rootdevn=\$maj:\$min
>	|	    rootdev=/dev/root ;;
>	|	0x[0-9a-fA-F][0-9a-fA-F]*)
>	|	    maj=\$((\$rootdev >> 8))
>	|	    min=\$((\$rootdev & 0xff))
>	|	    echo "SUBSYSTEM=\"block\", SYSFS{dev}=\"\$maj:\$min\", SYMLINK=\"root\"" > /etc/udev/rules.d/05-lilo.rules
>	|	    rootdevn=\$maj:\$min
>	|	    rootdev=/dev/root ;;
>	|	*:*)
>	|	    rootfstype="nfs"
>	|	    ;;
>	|	*)
>	|	    rootdev=/dev/\$rootdev
>	|	    ;;
>	|    esac
>	|fi
>	|
>	|# Verify manual resume mode
>	|if [ "$resume_mode" != "off" -a -n "\$resumedev" ]; then
>	|    if [ -w /sys/power/resume ]; then
>	|	echo "Trying manual resume from \$resumedev"
>	|	resume_mode=1
>	|    else
>	|	resumedev=
>	|    fi
>	|else
>	|    resume_mode=
>	|fi
>	|
>	|# Check for debugging
>	|if [ -n "\$debug_linuxrc" ]; then
>	|    echo "udev_log=\"debug\"" >> /etc/udev/udev.conf
>	|else
>	|    echo "udev_log=\"error\"" >> /etc/udev/udev.conf
>	|fi
>	EOF
>
>    # Transfer the the block_driver function into the initrd
>    type mkdevn | sed -e '1d' >> $linuxrc
>    echo >> $linuxrc
>    type devmajor | sed -e '1d' >> $linuxrc
>    echo >> $linuxrc
>    type devminor | sed -e '1d' >> $linuxrc
>    echo >> $linuxrc
>    type block_driver | sed -e '1d' >> $linuxrc
>    echo >> $linuxrc
>    if [ -z "$use_static_binaries" ]; then
>	type devnumber | sed -e '1d' >> $linuxrc
>	echo >> $linuxrc
>    fi
>
>    # Start udev
>    cat_linuxrc <<-EOF
>	|
>	|echo "Starting udevd"
>	|/sbin/udevd --daemon
>	|
>	|echo "Creating devices"
>	|trigger_device_events
>	|loop=300
>	|while test -d /dev/.udev/queue; do
>	|    sleep 0.1;
>	|    test "\$loop" -gt 0 || break
>	|    loop=\$((\$loop - 1))
>	|done
>	|
>	|# workaround chicken/egg bug in mdadm
>	|# they do the ioctl on the not yet existing device node...
>	|i=0
>	|while [ \$((i)) -lt 32 ] ; do
>	|  mknod -m 660 /dev/md\$i b 9 \$i
>	|  i=\$((i + 1))
>	|done
>	|
>	EOF
>
>    # FIXME: we should only load IDE modules if we need them for booting
>    # Check for IDE modules
>    if [ -z "$interface" ]; then
>	check_ide_modules $root_dir/lib/modules/$kernel_version
>    fi
>
>    resolved_modules="$(resolve_modules $kernel_version $modules)"
>
>    # If a SCSI module is loaded, we will have a dependency on scsi_mod
>    # for kernels which don't have this built in. In that case, assume
>    # that the root file system is on a SCSI device, and also include
>    # sd_mod.
>    local have_scsi have_sd
>    case "$resolved_modules" in
>	*/scsi_mod.*)   have_scsi=1
>			;;
>	*/sd_mod.*)	have_sd=1
>			;;
>    esac
>    if [ -n "$have_scsi" -a -z "$have_sd" ]; then
>	modules="sd_mod $modules"
>	# Re-evaluate module dependencies
>	resolved_modules="$(resolve_modules $kernel_version $modules)"
>    fi
>
>    # The same reasoning goes for IDE modules
>    local have_ide have_ide_disk
>    case "$resolved_modules" in
>	*/ide-core.*)   have_ide=1
>			;;
>	*/ide-disk.*)	have_ide_disk=1
>			;;
>    esac
>    if [ -n "$have_ide" -a -z "$have_ide_disk" ]; then
>	modules="ide-disk $modules"
>	# Re-evaluate module dependencies
>	resolved_modules="$(resolve_modules $kernel_version $modules)"
>    fi
>
>    # Copy all modules into the initrd
>    for module in $resolved_modules; do
>	if [ ! -r $root_dir/$module ]; then
>	    oops 9 "Module $module not found."
>	    continue
>	fi
>	if ! ( cd ${root_dir:-/} ; cp -p --parents $module $tmp_mnt ) ; then
>	    oops 6 "Failed to add module $module."
>	    return
>	fi
>    done
>
>    # Add modules which might be loaded via udev during booting
>    uld_modules=
>    for module in sd_mod osst st sr_mod sg ide-disk ide-scsi \
>	          ide-cd ide-tape ide-floppy cdrom; do
>	grep -qw $module $root_dir/lib/modules/$kernel_version/modules.dep \
>	&& uld_modules="$uld_modules $module"
>    done
>    uld_modules="$(resolve_modules $kernel_version $uld_modules)"
>
>    # Now copy the upper level driver modules
>    for module in $uld_modules; do
>	if [ ! -f $tmp_mnt/$module ]; then
>	    if ! ( cd ${root_dir:-/} ; cp -p --parents $module $tmp_mnt ) ; then
>		oops 6 "Failed to add module $module."
>		return
>	    fi
>	fi
>    done
>
>    # Filter modules into fs and non-fs (driver) modules.
>    # We do this to avoid loading xfs when doing a resule: xfs had
>    # (or still has) a bug that slows down resume a lot.
>    # FIXME: get rid of this split crap again.
>    for module in $modules; do
>	if grep -q "/kernel/fs/.*/${module%.ko}.ko:" $modules_dep; then
>	    fs_modules="$fs_modules $module"
>	else
>	    drv_modules="$drv_modules $module"
>	fi
>    done
>    #fs_modules="$(echo "$resolved_modules" | grep -e '/kernel/fs/')"
>    #drv_modules="$(echo "$resolved_modules" | grep -v -e '/kernel/fs/')"
>
>    echo -ne "Driver modules:\t"
>    initrd_is_using_modules=
>    for module in $drv_modules; do
>	echo -n "$module "
>	cat_linuxrc <<-EOF
>	|params=
>	|for p in \$(cat /proc/cmdline) ; do
>	|  case \$p in
>	|    $module.*)
>	|      params="\$params \${p#$module.}"
>	|      ;;
>	|  esac
>	|done
>	EOF
>
>	case $module in
>	    dasd_mod)
>		# kernel cmdline dasd parameter is placed into the environment.
>		# This is tricky. The only reliably way to check whether the
>		# dasd parameter is set is to indeed check for it within the
>		# initrd environment itself. Unfortunately the dasd module
>		# refuses to load when the dasd parameter is empty, so we
>		# need introduce an intermediate parameter which might be
>		# set to empty entirely so as not to confuse the dasd module.
>		#
>		# This checks whether the dasd parameter is present
>		cat_linuxrc <<-EOF
>		|# check for DASD parameter in /proc/cmdline
>		|for p in \$(cat /proc/cmdline) ; do
>		|  case \$p in
>		|    dasd=*)
>		|      params="\$params \$p"
>		|      ;;
>		|  esac
>		|done
>		EOF
>		;;
>	    ide?core)
>		# This checks whether an ide= parameter is present
>		cat_linuxrc <<-EOF
>		|# check for IDE parameter in /proc/cmdline
>		|for p in \$(cat /proc/cmdline) ; do
>		|  case \$p in
>		|    ide=*)
>		|      ide_params="\$ide_params \$p"
>		|      ;;
>		|    hd?=*)
>		|      ide_params="\$ide_params \$p"
>		|      ;;
>		|  esac
>		|done
>		|if [ -n "\$ide_params" ]; then
>		|  params="\$params options=\"\$ide_params\""
>		|fi
>		EOF
>		;;
>	    scsi_mod)
>		# We may have SCSI parameters on the kernel command line,
>		# but because scsi_mod is a module, those would be ignored.
>		# Hack around this by scanning /proc/cmdline in linuxrc.
>
>		cat_linuxrc <<-EOF
>		|# check for SCSI parameters in /proc/cmdline
>		|devflags=0
>		|for p in \$(cat /proc/cmdline) ; do
>		|  case \$p in
>		|    scsi_mod.*)
>		|	params="\$params \${p#scsi_mod.}"
>		|	;;
>		|    scsi_reportlun2=1)
>		|	echo "scsi_reportlun2 compat: Use scsi_mod.default_dev_flags=0x20000 instead"
>		|	devflags=\$((131072+\$devflags))
>		|	;;
>		|    scsi_noreportlun=1)
>		|	echo "scsi_noreportlun compat: Use scsi_mod.default_dev_flags=0x40000 instead"
>		|	devflags=\$((262144+\$devflags))
>		|	;;
>		|    scsi_sparselun=1)
>		|	echo "scsi_sparselun compat: Use scsi_mod.default_dev_flags=0x40 instead"
>		|	devflags=\$((64+\$devflags))
>		|	;;
>		|    scsi_largelun=1)
>		|	echo "scsi_largelun compat: Use scsi_mod.default_dev_flags=0x200 instead"
>		|	devflags=\$((512+\$devflags))
>		|	;;
>		|    llun_blklst=*)
>		|	echo "llun_blklst is not supported any more"
>		|	echo "use scsi_mod.dev_flags=VENDOR:MODEL:0x240[,V:M:0x240[,...]]"
>		|	;;
>		|    max_ghost_devices=*)
>		|	echo "max_ghost_devices is not needed any more"
>		|	;;
>		|    max_sparseluns=*)
>		|	echo "max_sparseluns not supported any more"
>		|	echo "use scsi_mod.max_luns or enable the new REPORT_LUNS scsi"
>		|	echo "scanning methods; try scsi_mod.default_dev_flags=0x20000"
>		|	;;
>		|    max_luns=*|max_report_luns=*|inq_timeout=*|dev_flags=*|default_dev_flags=*)
>		|	echo "scsi_mod compat: Please use prefix: scsi_mod.\$p"
>		|	params="\$params \$p"
>		|      ;;
>		|  esac
>		|done
>		|if [ \$devflags != 0 ]; then 
>		|    params="default_dev_flags=\$devflags \$params"
>		|fi
>		EOF
>		;;
>	esac
>	module_basename=${module##*/}
>	cat_linuxrc <<-EOF
>	|echo "Loading ${module_basename%.ko}"
>	|modprobe ${module_basename%.ko} \$params
>	EOF
>
>	initrd_is_using_modules=1
>    done
>    echo
>
>    if [ -z "$initrd_is_using_modules" ]; then
>	echo "none"
>    fi
>
>    if [ -n "$s390_dasd_disks" ]; then
>	# We only need to activate DASDs manually if it
>	# is not done via the kernel command line
>	echo -e -n "DASDs:\t\t"
>	cat_linuxrc <<-EOF
>	|if test -z "\$dasd_params"; then
>	|    echo -n "Activating DASDs:"
>	EOF
>	s390_dasd_disk_num=0
>	for disk in $s390_dasd_disks; do
>	    set -- $(IFS=":"; echo $disk)
>	    if [ "$2" -eq 0 ]; then
>		echo -n " $1(ECKD)"
>	    else
>		echo -n " $1(DIAG)"
>	    fi
>	    cat_linuxrc <<-EOF
>	|    echo -n " $disk"
>	|    /sbin/dasd_configure $1 1 $2
>	EOF
>	    s390_dasd_disk_num=$(expr $s390_dasd_disk_num + 1)
>	done
>	echo ""
>	cat_linuxrc <<-EOF
>	|    echo " : done"
>	|fi
>	EOF
>    fi
>
>    if [ -n "$s390_zfcp_disks" ]; then
>	echo -e -n "zfcp HBAs:\t"
>	for hba in $s390_zfcp_hbas; do
>	    echo -n "$hba "
>	    cat_linuxrc <<-EOF
>	|echo "Activating zfcp host $hba"
>	|/sbin/zfcp_host_configure $hba 1
>	EOF
>	done
>	echo
>
>	echo -e "zfcp disks:\t"
>	s390_zfcp_disk_num=0
>	for disk in $s390_zfcp_disks; do
>	    s390_zfcp_disk_num=$(expr $s390_zfcp_disk_num + 1)
>	    set -- $(IFS=":"; echo $disk)
>	    echo -e "\t\t$1:$2:$3"
>	    cat_linuxrc <<-EOF
>	|echo "Activating zfcp disk $1:$2:$3"
>	|/sbin/zfcp_disk_configure $1 $2 $3 1
>	EOF
>	done
>    fi
>
>    case "$(uname -m)" in
>	s390|s390x)
>	    if [ -z "$s390_zfcp_disks" -a -z "$s390_dasd_disks" ]; then
>		echo ""
>		echo "WARNING: No boot devices found."
>		echo "Make sure to add 'dasd=<dasd-range>' to" \
>		     "the kernel command line"
>	    fi
>	    ;;
>    esac
>
>    if [ -n "$use_dhcp" ] ; then
>	cat_linuxrc <<-'EOF'
>	|case $rootdev in
>	|/dev/nfs|*:/*|"")
>	|   dhcp_mode=1 ;;
>	|esac
>	EOF
>    fi
>
>    if has_module iscsi ; then
>	cat_linuxrc <<-'EOF'
>	|for o in $(cat /proc/cmdline); do
>	|  case $o in
>	|    DiscoveryAddress=*)
>	|      target="$o" ; iscsi_boot=1 ;;
>	|    InitiatorName=*)
>	|      initiatorname="$o" ; iscsi_boot=1 ;;
>	|  esac
>	|done
>	|# iscsi boot requires dhcp, regardless of root= format
>	|if [ -n "$iscsi_boot" ]; then
>	|  dhcp_mode=1
>	|fi
>	EOF
>    fi
>
>    if [ -n "$use_dhcp" ] ; then
>	cat_linuxrc <<-EOF
>	|# run dhcp
>	|if [ -n "\$dhcp_mode" ]; then
>	|  # ifconfig lo 127.0.0.1 netmask 255.0.0.0 broadcast 127.255.255.255 up
>	|  # portmap
>	|  echo "running dhcpcd on interface $interface"
>	|  dhcpcd -R -Y -N -t 100000000 $interface
>	|  [ -s /var/lib/dhcpcd/dhcpcd-$interface.info ] || {
>	|    echo "no response from dhcp server."
>	|    echo 256 > /proc/sys/kernel/real-root-dev
>	|    die 0
>	|  }
>	|  . /var/lib/dhcpcd/dhcpcd-$interface.info
>	|  kill -9 \$(cat /var/run/dhcpcd-$interface.pid)
>	|  if [ -n "\$DNS" ]; then
>	|    oifs="\$IFS"
>	|    IFS=","
>	|    for ns in \$DNS ; do
>	|      echo "nameserver \$ns" >> /etc/resolv.conf
>	|    done
>	|    IFS="\$oifs"
>	|    if [ -n "\$DOMAIN" ]; then
>	|	echo "search \$DOMAIN" >> /etc/resolv.conf
>	|    fi
>	|    echo 'hosts: dns' > /etc/nsswitch.conf
>	|  fi
>	|fi
>	EOF
>    fi
>
>    if [ -n "$use_ipconfig" ]; then
>	ipinterface=$(get_ip_config $interface)
>	cat_linuxrc <<-EOF
>	|# configure interface
>	|for o in \$(cat /proc/cmdline); do
>	|  case \$o in
>	|    ip=*)
>	|      ifspec=\${o#ip=};;
>	|  esac
>	|done
>	|if [ -z "\$ifspec" ]; then
>	|    # Fallback to configured interface
>	|    ifspec=$ipinterface
>	|fi
>	|if [ -n "\$ifspec" ]; then
>	|  ipconfig \$ifspec
>	|fi
>	EOF
>    fi
>
>    if has_module iscsi ; then
>	cat_linuxrc <<-'EOF'
>	|if [ -n "$iscsi_boot" ]; then
>	|  echo "Continuous=no" >> /etc/iscsi.conf
>	|  echo "ImmediateData=no" >> /etc/iscsi.conf
>	|  echo "$target" >> /etc/iscsi.conf
>	|  echo "$initiatorname" >> /etc/initiatorname.iscsi
>	|
>	|  echo "Starting iSCSI"
>	|  iscsid
>	|  usleep 5000000
>	|
>	|  # need to redo-this setting up the root dev now that the disk is present
>	|  discover_root
>	|  # clear dhcp_mode so it looks like we're disk booted...
>	|  dhcp_mode=
>	|fi
>	EOF
>    fi
>
>    if [ "$rootfstype" = "nfs" ]; then
>	cat_linuxrc <<-'EOF'
>	|if [ -z "$rootdev_cmdline" ]; then
>	|  case "$ROOTPATH" in
>	|    "") ;;
>	|    *:*)
>	|	rootfstype="nfs"
>	|	rootdev="$ROOTPATH" ;;
>	|    *)
>	|	if [ -n "$DHCPSIADDR" ]; then
>	|	    rootdev="$DHCPSIADDR:$ROOTPATH"
>	|	    rootfstype="nfs"
>	|	elif [ -n "$DHCPSNAME" ]; then
>	|	    rootdev="$DHCPSNAME:$ROOTPATH"
>	|	    rootfstype="nfs"
>	|	fi ;;
>	|   esac
>	|   if [ -z "$rootdev" ]; then
>	|	echo "no local root= kernel option given and no root" \
>	|	     "server set by the dhcp server."
>	|	echo 256 > /proc/sys/kernel/real-root-dev
>	|	die 0
>	|   fi
>	|fi
>	EOF
>    fi
>
>    if [ -n "$root_mpath" -o -n "$root_lvm2" -o -n "$root_evms" ]; then
>	cat_linuxrc <<-'EOF'
>	|echo -n "Waiting for /dev/mapper/control to appear: "
>	|for i in 1 2 3 4 5; do
>	|    [ -e /dev/mapper/control ] && break
>	|    sleep 1
>	|    echo -n "."
>	|done
>	|if [ -e /dev/mapper/control ]; then
>	|    echo " ok"
>	|else
>	|    echo " failed"
>	|fi
>	EOF
>    fi
>
>    cat_linuxrc <<-'EOF'
>	|
>	|# Wait for udev to settle
>	|udev_settle() {
>	|    local retval=1
>	|    local timeout=$udev_timeout
>	|    [ ! -d /dev/.udev/queue ] && return 0;
>	|    echo -n "Waiting for udev to settle: "
>	|    while [ $timeout -gt 0 ]; do
>	|        if test ! -d /dev/.udev/queue ; then
>	|		echo " ok"
>	|		retval=0
>	|		break;
>	|	 fi
>	|        sleep 1;
>	|	 echo -n "."
>	|        timeout=$(( $timeout - 1 ))
>	|    done
>	| 
>	|    return $retval;
>	|}
>	|
>	|# Waiting for a device to appear
>	|# device node will be created by udev
>	|udev_check_for_device() {
>	|    local root
>	|    local retval=1
>	|    local timeout=$udev_timeout
>	|    root=$1
>	|    if [ -n "$root" ]; then
>	|	echo -n "Waiting for device /dev/$root to appear: "
>	|	while [ $timeout -gt 0 ]; do
>	|	    if [ -e /dev/$root ]; then
>	|		echo " ok"
>	|		retval=0
>	|		break;
>	|	    fi
>	|	    sleep 1
>	|	    echo -n "."
>	|	    timeout=$(( $timeout - 1 ))
>	|	done
>	|    fi
>	|    return $retval;
>	|}
>	|
>	|udev_discover_resume() {
>	|    local resume
>	|    # Waits for the resume device to appear
>	|    if [ -n "$resume_mode" ]; then
>	|	if [ -e $resumedev ] ; then
>	|	    # Try major:minor number of the device node
>	|	    devn=$(devnumber $resumedev)
>	|	    major=$(devmajor $devn)
>	|	    minor=$(devminor $devn)
>	|	    devn=
>	|       fi
>	|       if [ -n "$major" -a -n "$minor" ]; then
>	|	    echo "$major:$minor" > /sys/power/resume
>	|	    major=
>	|	    minor=
>	|	else
>	|	    echo "resume device $resumedev not found (ignoring)"
>	|       fi
>	|    fi
>	|}
>	|
>	|udev_discover_root() {
>	|    local root
>	|    case "$rootdev" in
>	|	*:*) root= ;;
>	|	/dev/nfs) root= ;;
>	|	/dev/*)	root=${rootdev#/dev/} ;;
>	|    esac
>	|    if [ -z "$root" ]; then
>	|	return 0
>	|    fi
>	|    if [ -e $rootdev ] ; then
>	|	# Get major:minor number of the device node
>	|	devn=$(devnumber $rootdev)
>	|	major=$(devmajor $devn)
>	|	minor=$(devminor $devn)
>	|    fi
>	|    if [ -n "$devn" ]; then
>	|	echo "rootfs: major=$major minor=$minor" \
>	|	    "devn=$devn"
>	|	echo $devn > /proc/sys/kernel/real-root-dev
>	|	return 0
>	|    else
>	|	return 1
>	|    fi
>	|}
>	|
>	|# Default timeout is 10 seconds
>	|udev_timeout=10
>	|# Override timeout from commandline
>	|for o in $(cat /proc/cmdline); do
>	|    case $o in
>	|    udev_timeout=*)
>	|	set -- $(IFS== ; echo $o)
>	|	udev_timeout=$2
>	|	;;
>	|    esac
>	|done
>	|
>	|# wait udev to settle
>	|udev_settle
>	|
>	EOF
>
>    # Load fs modules _after_ resume
>    echo -ne "Filesystem modules:\t"
>    initrd_is_using_modules=
>    for module in $fs_modules; do
>	echo -n "$module "
>	cat_linuxrc <<-EOF
>	|params=
>	|for p in \$(cat /proc/cmdline) ; do
>	|  case \$p in
>	|    $module.*)
>	|      params="\$params \${p#$module.}"
>	|      ;;
>	|  esac
>	|done
>	EOF
>
>	cat_linuxrc <<-EOF
>	|echo "Loading ${module#/lib/modules/$kernel_version/}"
>	|modprobe $module
>	EOF
>	initrd_is_using_modules=1
>    done
>    echo
>
>    # And run depmod to ensure proper loading
>    if [ "$sysmap" ] ; then
>	map="$sysmap"
>    else
>	map=$root_dir/boot/System.map-$kernel_version
>    fi
>    if [ ! -f $map ]; then
>	map=$root_dir/boot/System.map
>    fi
>    if [ ! -f $map ]; then
>	oops 9 "Could not find map $map, please specify a correct file with -M."
>	return
>    fi
>
>    ( cd $tmp_mnt; /sbin/depmod -b $tmp_mnt -e -F $map $kernel_version )
>
>    if [ -n "$root_mpath" ] ; then
>	cat_linuxrc <<-EOF
>	|# Rescan for multipath
>	|/sbin/multipath -v0
>	|udev_settle
>	EOF
>    fi
>
>    if [ -n "$need_raidstart" ]; then
>	features=(${features[@]} raidstart)
>	cat_linuxrc <<-EOF
>	|echo "raidstart ..."
>	|raidstart --all
>	|echo "done..."
>	EOF
>    fi
>
>    if [ -n "$need_mdconf" ]; then
>	features=(${features[@]} mdconf)
>	cat_linuxrc <<-EOF
>	|echo -n "Assembling md raid: "
>	|for tab in /dev/shm/mdtab-* ; do
>	|    if [ -f "\$tab" ] ; then
>	|	if [ ! -f /etc/mdadm.conf ] ; then
>	|	    echo 'DEVICE /dev/hd* /dev/sd* /dev/dasd*' > /etc/mdadm.conf
>	|	    echo 'DEVICE /dev/disk/by-name/*' >> /etc/mdadm.conf
>	|	fi
>	|	cat $tab >> /etc/mdadm.conf
>	|	echo -n '.'
>	|	rm $tab
>	|    fi
>	|done
>	|echo 'ok.'
>	EOF
>    fi
>
>    if [ -n "$need_mdadm" ]; then
>	features=(${features[@]} mdadm)
>	cat_linuxrc <<-EOF
>	|if [ -n "$resume_mode" -a -f /sys/module/md_mod/parameters/start_ro ]; then
>	|    echo 1 > /sys/module/md_mod/parameters/start_ro
>	|fi
>	|
>	|if [ -f /etc/mdadm.conf ] ; then
>	|    mdconf="--config=/etc/mdadm.conf"
>	|fi
>	|/sbin/mdadm --assemble --scan \$mdconf
>	EOF
>    fi
>
>    if [ -n "$root_lvm" ] ; then
>	# Name of the volume containing the root filesystem
>        local vg_root=${rootdev#/dev/}
>        vg_root=${vg_root%%/*}
>
>	cat_linuxrc <<-EOF
>	|#need space for lvm data
>	|mount -tramfs none /etc/lvmtab.d
>	|vgscan
>	|for o in \$(cat /proc/cmdline); do
>	|  case \$o in
>	|    root=/dev/*)
>	|	set -- \$(IFS=/ ; echo \$o)
>	|	vg_root=\$3
>	|	;;
>	|  esac
>	|done
>	|if [ -z "\$vg_root" ]; then
>	|  vg_root=$vg_root
>	|fi
>	|
>	|vgchange -a y \$vg_root
>	|umount /etc/lvmtab.d
>	EOF
>    fi
>
>    if [ -n "$root_lvm2" ] ; then
>	cat_linuxrc <<-EOF
>	|
>	|for o in \$(cat /proc/cmdline); do
>	|  case \$o in
>	|    root=/dev/*)
>	|       set -- \$(IFS=/ ; echo \$o)
>	|       vg_root=\$3
>	|       ;;
>	|  esac
>	|done
>	|if [ -z "\$lv_root" ]; then
>	|  vg_root=$lv_root
>	|fi
>	|
>	EOF
>    fi
>
>    if [ -n "$root_evms" ] ; then
>	cat_linuxrc <<-EOF
>	|fix_evms_root_node()
>	|    {
>	|    CURDEV=\$(devnumber \$2)
>	|    OLDDEV=\$(devnumber \$1\$2)
>	|    if [ ! -b \$1\$2 -o "\$CURDEV" -ne "\$OLDDEV" ]
>	|    then
>	|	mount -oremount,rw \$2 \$1
>	|	rm -f \$1\$2
>	|	mknod -m 640 \$1\$2 b \$(devmajor \$CURDEV) \$(devminor \$CURDEV)
>	|	mount -oremount,ro \$2 \$1
>	|    fi
>	|    }
>	|
>	|remove_evms_fstab()
>	|    {
>	|    for i in \$*
>	|    do
>	|	dmsetup remove "\$i"
>	|    done
>	|    }
>	|
>	|get_fstab_entries()
>	|    {
>	|    FSTLIST=\$(sed -n "\:^/dev/:p" <\$1 | sed -e "\:/media/:d" -e "s:/dev/::" -e "s:[   ].*::" -e "s:/:|:g")
>	|    for i in \$FSTLIST
>	|    do
>	|	LINES=\$(dmsetup ls | sed -n "\:^\$i:p")
>	|        [ -n "\$LINES" ] && RETLIST="\$RETLIST \$i"
>	|    done
>	|    echo \$RETLIST
>	|    }
>	|
>	|create_evms_save_table()
>	|    {
>	|    TNAME=\$1
>	|    shift
>	|    COUNT=0
>	|    rm -f /table_file
>	|    for i in \$*
>	|    do
>	|	dd=\$(echo \$i | sed "s:|:/:g")
>	|	echo \$(expr \$COUNT "*" 100) 100 linear /dev/\$dd 0 >> /table_file
>	|	COUNT=\$(expr \$COUNT + 1)
>	|    done
>	|    dmsetup create \$TNAME </table_file
>	|    rm -f /table_file
>	|    }
>	|
>	|/sbin/evms_activate
>	|mkdir -p /mnt
>	|mount -oro \$rootdev /mnt
>	|FSTAB_ITEMS=\$(get_fstab_entries /mnt/etc/fstab)
>	|umount /mnt
>	|dmsetup remove_all
>	|create_evms_save_table wrzlbrnft \$FSTAB_ITEMS
>	|/sbin/evms_activate
>	|dmsetup remove wrzlbrnft
>	|# set the right root device if user specified a lvm root
>	|if [ "\$(block_driver "\$rootdev")" = device-mapper ]; then
>	|    case \$rootdev in
>	|    /dev/*)
>	|	mkdir -p /mnt
>	|	mount -oro \$rootdev /mnt
>	|	fix_evms_root_node /mnt \$rootdev
>	|	remove_evms_fstab \$FSTAB_ITEMS
>	|	umount /mnt
>	|	echo \$(devnumber \$rootdev) > /proc/sys/kernel/real-root-dev ;;
>	|    *)
>	|	# hex number or major:minor pair
>	|	echo \$rootdev > /proc/sys/kernel/real-root-dev ;;
>	|    esac
>	|fi
>	EOF
>    fi
>
>    cat_linuxrc <<-'EOF'
>	|# Wait for udev to settle
>	|udev_settle
>	|# Check for a resume device
>	|udev_discover_resume
>	EOF
>
>    if [ -n "$need_mdadm" ]; then
>	cat_linuxrc <<-EOF
>	|if [ -n "\$resume_mode" ] ; then
>	|    # Stop all arrays
>	|    /sbin/mdadm --stop --scan \$mdconf
>	|    # Switch md back to read-write mode
>	|    if [ -f /sys/module/md_mod/parameters/start_ro ]; then
>	|        # maybe should switch all arrays to rw/ but not really necessary
>	|        echo 0 > /sys/module/md_mod/parameters/start_ro
>	|    fi
>	|
>	|    # And restart them again
>	|    /sbin/mdadm --assemble --scan \$mdconf
>	|    # Wait for udev to settle
>	|    udev_settle
>	|fi
>	EOF
>    fi
>
>    cat_linuxrc <<-'EOF'
>	|# And now for the real thing
>	|if ! udev_discover_root ; then
>	|    echo "not found -- exiting to /bin/sh"
>	|    cd /
>	|    PATH=$PATH PS1='$ ' /bin/sh -i
>	|fi
>	EOF
>
>    cat_linuxrc <<-'EOF'
>	|if [ -z "$rootfstype" ]; then
>	|    rootfstype=$(/sbin/vol_id -t $rootdev)
>	|    [ $? -ne 0 ] && $rootfstype=
>	|    [ "$rootfstype" = "unknown" ] && $rootfstype=
>	|fi
>	|
>	|# check filesystem if possible
>	|if [ -n "$rootfstype" -a -x /bin/fsck.${rootfstype} ]; then
>	|    # fsck is unhappy without it
>	|    echo "$rootdev / $rootfstype defaults 1 1" > /etc/fstab
>	|    fsck -t $rootfstype -V -a $rootdev
>	|    # Return the fsck status
>	|    ROOTFS_FSCK=$?
>	|    export ROOTFS_FSCK
>	|    ROOTFS_FSTYPE=$rootfstype
>	|    export ROOTFS_FSTYPE
>	|    if [ $ROOTFS_FSCK -gt 1 -a $ROOTFS_FSCK -lt 4 ]; then
>	|        # reboot needed
>	|        echo "fsck succeeded, but reboot is required."
>	|        echo "Rebooting system."
>	|        /bin/reboot -d -f
>	|    elif [ $ROOTFS_FSCK -gt 3 ] ; then
>	|        echo "fsck failed. Mounting root device read-only."
>	|        read_write=
>	|    else
>	|        echo "fsck succeeded. Mounting root device read-write."
>	|        read_write=1
>	|    fi
>	|fi
>	EOF
>
>    if [ -n "$use_selinux" -a -d $tmp_mnt/selinux ]; then
>	cat_linuxrc <<-'EOF'
>	|echo -n "Loading SELinux policy	"
>	|if mount -t selinuxfs none /selinux >/dev/null 2>/dev/null ; then
>	|  /sbin/load_policy /etc/security/selinux/policy.15
>	|  umount /selinux
>	|  echo "successful"
>	|else
>	|  echo "skipped"
>	|fi
>	EOF
>    fi
>
>    cat_linuxrc <<-'EOF'
>	|opt="-o ro"
>	|[ -n "$read_write" ] && opt="-o rw"
>	|[ "$rootfstype" = "nfs" ] && opt="${opt},nolock"
>	|
>	|# tell kernel root is /dev/ram0, prevents remount after initrd
>	|echo 256 > /proc/sys/kernel/real-root-dev
>	|# mount the actual root device below /root
>	|echo "Mounting root $rootdev"
>	|[ -n "$rootfstype" ] && opt="${opt} -t $rootfstype"
>	|if [ -x /bin/nfsmount -a "$rootfstype" = "nfs" ]; then
>	|    nfsmount $rootdev /root || die 1
>	|else
>	|    mount $opt $rootdev /root || die 1
>	|fi
>	|# Look for an init binary on the root filesystem
>	|if [ -n "$init" ] ; then
>	|    if [ ! -f "/root$init" ]; then
>	|        init=
>	|    fi
>	|fi
>	|
>	|if [ -z "$init" ] ; then
>	|    for i in /sbin/init /etc/init /bin/init /bin/sh ; do
>	|        if [ ! -f "/root$i" ] ; then continue ; fi
>	|        init="$i"
>	|        break
>	|    done
>	|fi
>	|
>	|if [ -z "$init" ] ; then
>	|    echo "No init found. Try passing init= optino to the kernel."
>	|    die 1
>	|fi
>	|
>	|# Create framebuffer devices
>	|if [ -f /proc/fb ]; then
>	|    cat /proc/fb | while read fbnum fbtype; do
>	|        if [ $(($fbnum < 32)) ] ; then
>	|            [ -c /dev/fb$fbnum ] || mknod /dev/fb$fbnum c 29 $fbnum
>	|        fi
>	|    done
>	|fi
>	|
>	|/bin/mount --move /dev /root/dev
>	|
>	|# Call vendor-specific init script
>	|if [ -x /vendor_init.sh ] ; then
>	|    /vendor_init.sh
>	|fi
>	|
>	|# kill udevd, we will run the one from the real root
>	|kill $(pidof udevd)
>	|
>	|# ready to leave
>	|cd /root
>	|umount /proc
>	|umount /sys
>	|
>	|# Export root fs information
>	|ROOTFS_BLKDEV="$rootdev"
>	|export ROOTFS_BLKDEV
>	|
>	|exec /bin/run-init -c ./dev/console /root $init $init_args $runlevel
>	|echo could not exec run-init!
>	|die 0
>	EOF
>
>    [ ${#features[@]} -gt 0 ] \
>	&& echo -e "Including:\t${features[@]}"
>
>    splash_bin=
>    [ -x /sbin/splash.bin ] && splash_bin=/sbin/splash.bin
>    [ -x /bin/splash ] && splash_bin=/bin/splash
>    splash_image=
>    if [ -n "$splashsizes" -a -n "$splash_bin" ]; then
>	if [ -f /etc/sysconfig/bootsplash ]; then
>	    . /etc/sysconfig/bootsplash
>	fi
>
>	themes_dir=
>	if [ -d "$root_dir/etc/bootsplash/themes" ]; then
>	    themes_dir="$root_dir/etc/bootsplash/themes"
>	elif [ -d "$root_dir/usr/share/splash/themes" ]; then
>	    themes_dir="$root_dir/usr/share/splash/themes"
>	fi
>
>	echo -ne "Bootsplash:\t"
>	if [ -n "$themes_dir" -a \
>	     -d "$themes_dir/$THEME" -o -L "$themes_dir/$THEME" ]; then
>	    for size in $splashsizes; do
>		bootsplash_picture="$themes_dir/$THEME/images/bootsplash-$size.jpg"
>		cfgname="$themes_dir/$THEME/config/bootsplash-$size.cfg"
>		if [ ! -r $cfgname ] ; then
>		    echo "disabled for resolution $size"
>		elif [ ! -r $bootsplash_picture ] ; then
>		    echo "no image for resolution $size"
>		else
>		    echo -n "${splash_image:+, }$THEME ($size)"
>		    splash_image="$splash_image $cfgname"
>		fi
>	    done
>	    echo
>	else
>	    echo "no theme selected"
>	fi
>    fi
>
>    # Include bootsplash image
>    for image in $splash_image; do
>	$splash_bin -s -f $image >> $tmp_mnt/bootsplash
>    done
>
>    attach_dsdt
>
>    pushd . > /dev/null 2>&1
>    cd $tmp_mnt
>    find . ! -name "*~" | cpio -H newc --create | gzip -9 > $tmp_initrd.gz
>    popd > /dev/null 2>&1
>    if ! cp -f $tmp_initrd.gz $initrd_image ; then
>	oops 8 "Failed to install initrd"
>	rm -rf $tmp_mnt
>	return
>    fi
>    rm -rf $tmp_mnt
>
>}
>
>###################################################################
>
># working directories
>tmp_initrd=$work_dir/initrd
>tmp_initrd_small=${tmp_initrd}_small
>
>mounted_proc=
>if [ ! -r /proc/mounts ]; then
>  mounted_proc=/proc
>  mount -t proc proc $mounted_proc
>fi
>
>if [ -z "$rootdev" ] ; then
>  # no rootdev specified, get current root from /etc/fstab
>  while read fstab_device fstab_mountpoint fstab_type fstab_options dummy ; do
>    if [ "$fstab_mountpoint" = "/" ]; then
>      rootdev="$fstab_device"
>      rootfstype="$fstab_type"
>      break
>    fi
>  done < <( sed -e '/^[ 	]*#/d' < $root_dir/etc/fstab)
>else
>  # get type from /etc/fstab or /proc/mounts (actually not needed)
>  x1=$(cat $root_dir/etc/fstab /proc/mounts 2>/dev/null \
>       | grep -E "$rootdev[[:space:]]" | tail -n 1)
>  rootfstype=$(echo $x1 | cut -f 3 -d " ")
>fi
>
>if [ -z "$use_dhcp" ]; then
>    if [ -z "$rootdev" ] ; then
>	error 1 "No '/' mountpoint specified in $root_dir/etc/fstab"
>    fi
>else
>    rootdev=
>    rootfstype=nfs
>fi
>
>realrootdev="$rootdev"
>case "$rootdev" in
>    *:*)
>	rootdev=
>	rootfstype=nfs
>	;;
>    LABEL=*|UUID=*)
>	# get real root via fsck hack
>	realrootdev=$(fsck -N "$rootdev" \
>		      | sed -ne '2s/.* \/dev/\/dev/p' \
>		      | sed -e 's/  *//g')
>	if [ -z "$realrootdev" ] ; then
>	    error 1 "Could not expand $rootdev to real device"
>	fi
>	;;
>esac
>
># check if the root device is an lvm device
>root_lvm=
>root_dm=
>root_lvm2=
>root_evms=
>root_mpath=
>if [ -n "$realrootdev" -a -b "$root_dir/${realrootdev#/}" ] ; then
>    rootdevn=$(devnumber $root_dir/${realrootdev#/})
>
>    [ "$(block_driver "$root_dir/${realrootdev#/}")" = lvm ] \
>	&& root_lvm=1
>    [ "$(block_driver "$root_dir/${realrootdev#/}")" = device-mapper ] \
>    	&& root_dm=1
>    [ "${realrootdev:0:10}" = /dev/evms/ ] \
>    	&& root_evms=1
>fi
>
>###################################################################
>
>x="$rootdev"
>[ "$rootfstype" = "nfs" ] && x="nfs-root"
>[ "$rootdev" != "$realrootdev" ] && x="$x ($realrootdev)"
>echo -e "Root device:\t$x (mounted on ${root_dir:-/} as $rootfstype)"
>
>if [ -z "$modules_set" ]; then
>    # get INITRD_MODULES from system configuration
>    . $root_dir/etc/sysconfig/kernel
>    modules="$INITRD_MODULES"
>fi
>
>###################################################################
># add modules required by features
>if [ -n "$root_lvm" ] ; then
>    add_module lvm-mod
>fi
>
>if [ -n "$root_dm" ] ; then
>    add_module dm-mod
>    add_module dm-snapshot
>fi
>
>if [ -n "$root_dm" ] ; then
>    # Add all required dm modules
>    dm_modules=$(dmsetup table | cut -f 4 -d ' ' | sort | uniq)
>    for table in $dm_modules; do
>	if [ "$table" ] && [ "$table" != "linear" ] ; then
>	    add_module dm-$table
>	fi
>	# Check for multipathing
>	if [ "$table" == "multipath" ] ; then
>	    root_mpath=1
>	    add_module dm-round-robin
>	    add_module dm-emc
>	fi
>    done
>    # Check whether we are using LVM2
>    rootmajor=$(devmajor $rootdevn)
>    rootminor=$(devminor $roodevn)
>    vg_line=$(lvdisplay -c 2> /dev/null | grep "$rootmajor:$rootminor")
>    if [ "$vg_line" ] ; then
>	root_lvm2=1
>	lv_root=$(echo $vg_line | cut -f 1 -d :)
>	vg_root=$(echo $vg_line | cut -f 3 -d :)
>    fi
>fi
>
>if [ -n "$use_dhcp" ]; then
>    # dhcpd reqires the af_packet module, we include it here
>    # in case the root FS will be mounted via NFS
>    add_module af_packet
>fi
>
>case "$(uname -m)" in
>    s390|s390x)
>	# Check if zfcp or dasd modules need to be added automatically:
>	if [ -d /sys/block ]; then
>	    # Always enable all devices, hotplug is completely garbled
>	    s390_enable_dasd=1
>	    s390_enable_zfcp=1
>	    # if [ "$root_evms" ]; then
>	    #     s390_check_evms $rootdev
>	    # elif [ "$root_dm" ]; then
>	    #     s390_check_lvm2 $rootdev
>	    # else
>	    #     s390_check_dasd $rootdev
>	    #     s390_check_zfcp $rootdev
>	    # fi
>	    # Activate devices
>	    s390_dasd_sysfs
>	    s390_zfcp_sysfs
>	else
>	    echo ""
>	    echo "WARNING: sysfs not mounted on /sys."
>	    echo "Booting from zfcp will _not_ work."
>	    s390_dasd_proc
>	fi
>    ;;
>esac
>
>###################################################################
>
>exit_code=0
>
>initrd_images=( $initrd_images )
>kernel_images=( $kernel_images )
>
>boot_modules="$modules"
>echo -e "Module list:\t$boot_modules"
>for ((i=0 ; $i<${#kernel_images[@]} ; i++)); do
>    echo
>    modules="$boot_modules"
>    kernel_image=${kernel_images[$i]}
>    [ ${kernel_image:0:1} != '/' ] \
>    	&& kernel_image=$boot_dir/$kernel_image
>
>    initrd_image=${initrd_images[$i]}
>    [ ${initrd_image:0:1} != '/' ] \
>    	&& initrd_image=$boot_dir/$initrd_image
>
>    mkinitrd_kernel $kernel_image $initrd_image
>
>    # If the current $kernel_image has a symlink without "-<version>" (e.g.
>    # "vmlinuz") pointing to it, create an "initrd" symlink for the
>    # corresponding $initrd_image.
>    if [ "$(readlink ${kernel_image%%-*})" = \
>	 "${kernel_image#$boot_dir/}" ]; then
>	rm -f $root_dir/$boot_dir/initrd
>	ln -s "${initrd_image#$boot_dir/}" $root_dir/$boot_dir/initrd
>    fi
>    cleanup
>done
>
>cleanup_finish
>
>if [ -e $root_dir/etc/sysconfig/bootloader ]; then
>    . $root_dir/etc/sysconfig/bootloader
>fi
>case $LOADER_TYPE in
>  lilo)
>    echo "
>Run lilo now to update the boot loader configuration."
>    ;;
>  elilo)
>    if [ -x /sbin/elilo ]; then
>      /sbin/elilo
>    else
>      echo "
>You may now have to update the elilo boot loader configuration."
>    fi
>    ;;
>  grub)
>    ;;
>  *)
>    if [ -f "$root_dir/etc/zipl.conf" ]; then
>	echo "
>initrd updated, zipl needs to update the IPL record before IPL!"
>    else
>	echo "
>You may now have to update your boot loader configuration."
>    fi
>    ;;
>esac
>
>exit $exit_code

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Attachments on bug 117410: 63754