mkinitrd-magellan/livecd/mkinitrd-livecd.in

#!/bin/bash
# $Id$

# mkinitrd-livecd
#
# Copyright 2005 Red Hat, Inc.
#
# Written by Erik Troan <ewt@redhat.com>
#
# Contributors:
#	Elliot Lee <sopwith@cuc.edu>
#	Miguel de Icaza <miguel@nuclecu.unam.mx>
#	Christian 'Dr. Disk' Hechelmann <drdisk@ds9.au.s.shuttle.de>
#	Michael K. Johnson <johnsonm@redhat.com>
#	Pierre Habraken <Pierre.Habraken@ujf-grenoble.fr>
#	Jakub Jelinek <jakub@redhat.com>
#	Carlo Arenas Belon (carenas@chasqui.lared.net.pe>
#	Keith Owens <kaos@ocs.com.au>
#	Bernhard Rosenkraenzer <bero@redhat.com>
#	Matt Wilson <msw@redhat.com>
#       Trond Eivind Glomsrød <teg@redhat.com>
#       Jeremy Katz <katzj@redhat.com>
#       Preston Brown <pbrown@redhat.com>
#	Bill Nottingham <notting@redhat.com>
#       Guillaume Cottenceau <gc@mandrakesoft.com>
#	Peter Jones <pjones@redhat.com>

# heavily modified for magellan-linux by Niels Rogalla <niro@magellan-linux.de>

umask 0022
export MALLOC_PERTURB_=204

PATH=/sbin:/usr/sbin:/bin:/usr/bin:$PATH
export PATH

VERSION=%VERSIONTAG%

MODULES=""
NOSTRIP=false

[ -e /etc/conf.d/mkinitrd-livecd ] && . /etc/conf.d/mkinitrd-livecd

LIBDIR="%LIBDIR%"
LINUXRC="${LIBDIR}/mkinitrd/linuxrc.sh"
MODULES_GENERIC="${LIBDIR}/mkinitrd/modules.generic"
MODULES_USB="${LIBDIR}/mkinitrd/modules.usb"
MODULES_SCSI="${LIBDIR}/mkinitrd/modules.scsi"
MODULES_SATA="${LIBDIR}/mkinitrd/modules.sata"
MODULES_PATA="${LIBDIR}/mkinitrd/modules.pata"
MODULES_FRAMEBUFFER="${LIBDIR}/mkinitrd/modules.framebuffer"
MAKEDEV="${LIBDIR}/mkinitrd/MAKEDEV.sh"

compress=1
allowmissing=""
target=""
kernel=""
force=""
verbose=""
img_vers=""
builtins=""
modulefile=/etc/modules.conf
rc=0

IMAGESIZE=4000
PRESCSIMODS="sd_mod"
fstab="/etc/fstab"

vg_list=""

die() { echo "Error: $@"; exit 1; }
add_initrd() { echo "$@" >> ${DEST}/init || die; }

DEST="$(mktemp -d)"
IMAGE="$(mktemp)"

usage()
{
	echo "usage: $(basename $0) [--version] [--help] [-v] [-f]"
	echo "       [--image-version] [--no-strip] [--nocompress]"
	echo "       [--linuxrc /path/to/custom/linuxrc ]"
	echo "        <initrd-image> <kernel-version>"
	echo
	echo "       (ex: $(basename $0) /boot/initrd-2.2.5-15.img 2.2.5-15)"

	exit 0
}

moduledep()
{
	if [ ! -f "/lib/modules/${kernel}/modules.dep" ]
	then
		die "No dep file found for kernel ${kernel}"
	fi

	echo "Looking for deps of module $1"
	deps=$(awk 'BEGIN { searched=ARGV[2]; ARGV[2]=""; rc=1 } \
		function modname(filename) { match(filename, /\/([^\/]+)\.k?o:?$/, ret); return ret[1] } \
		function show() { if (orig == searched) { print dep; orig=""; rc=0; exit } } \
		/^.*kernel/ { show(); \
			orig=modname($1); dep=""; \
			if ($2) { for (i = 2; i <= NF; i++) { dep=sprintf("%s %s", dep, modname($i)); } } } \
		/^	/ { dep=sprintf("%s %s", dep, modname($1));  } \
		END      { show(); exit(rc) }' /lib/modules/${kernel}/modules.dep $1)
	[ -n "${deps}" ] && echo ":${deps}" || echo
}

findone() { /usr/bin/find "$@" | /bin/awk '{ print $1; exit; }'; }
findall() { /usr/bin/find "$@"; }

findmodule()
{
	skiperrors=""

	if [[ $1 = --skiperrors ]]
	then
		skiperrors=--skiperrors
		shift
	fi

	local modName=$1

	if [ "${modName}" = "off" -o "${modName}" = "null" ]
	then
		return
	fi

	if [ $(echo ${modName} | cut -b1) = "-" ]
	then
		skiperrors=--skiperrors
		modName=$(echo ${modName} | cut -b2-)
	fi

	case "${MODULES} " in
		*"/${modName}.ko "*) return ;;
	esac

	if echo ${builtins} | egrep -q '(^| )'${modName}'( |$)'
	then
		echo "module ${modName} assumed to be built in"
		return
	fi

	# special cases
	if [[ ${modName} = i2o_block ]]
	then
		findmodule i2o_core
		findmodule -i2o_pci
		modName="i2o_block"
	elif [[ ${modName} = ppa ]]
	then
		findmodule parport
		findmodule parport_pc
		modName="ppa"
	elif [[ ${modName} = sbp2 ]]
	then
		findmodule ieee1394
		findmodule ohci1394
		modName="sbp2"
	else
		moduledep ${modName}
		for i in ${deps}
		do
			findmodule ${i}
		done
	fi

	for modExt in o.gz o ko
	do
		for modDir in /lib/modules/${kernel}/updates /lib/modules/${kernel}
		do
			if [ -d ${modDir} ]
			then
				fmPath=$(findone ${modDir} -name ${modName}.${modExt})
				if [ -f "${fmPath}" ]
				then
					break 2
				fi
			fi
		done
	done

	if [ ! -f ${fmPath} ]
	then
		if [ -n "${skiperrors}" ]
		then
			return
		fi

		# ignore the absence of the scsi modules
		for n in ${PRESCSIMODS}
		do
			if [[ ${n} = ${modName} ]]
			then
				return
			fi
		done

		if [ -n "${allowmissing}" ]
		then
			echo "WARNING: No module ${modName} found for kernel ${kernel}, continuing anyway"
			return
		fi

		die "No module ${modName} found for kernel ${kernel}, aborting."
	fi

	# only need to add each module once
	MODULES="${MODULES} ${fmPath}"
}

install_kernel_modules()
{
	local list="$1"
	local module

	# no list found; return
	[[ -z ${list} ]] && return

	while read module args
	do
		case "${module}" in
			\#*|"") continue ;;
		esac

		findmodule ${module}
	done << EOF
$(cat ${list}; echo)
EOF

	# create empty modules.lala file
	:> ${DEST}/etc/$(basename ${list})

	# install detected modules
	echo "Coping your modules to '${DEST}/lib' ..."
	for MODULE in ${MODULES}
	do
		if [ -x /usr/bin/strip ] && [[ ${NOSTRIP} = false ]]
		then
			/usr/bin/strip -g ${verbose} ${MODULE} -o ${DEST}/lib/$(basename ${MODULE}) || die
		else
			cp ${verbose} -a ${MODULE} ${DEST}/lib || die
		fi

		# generate modules load file
		echo "$(basename ${MODULE} .ko)" >> ${DEST}/etc/$(basename ${list}) || die
	done

	export ALL_MODULES="${ALL_MODULES} ${MODULES}"
	unset MODULES
}

# need r00t privs
[[ $(id -u) != 0 ]] && die "you must be r00t."

# enforce initramfs method as default
[[ -z ${IMAGE_TYPE} ]] && IMAGE_TYPE=initramfs

while [ $# -gt 0 ]; do
	case $1 in
		--version)
			echo "mkinitrd: version ${VERSION}"
			exit 0
			;;

		-v) verbose=-v ;;
		-f) force=1 ;;
		--nocompress) compress="" ;;
		--image-version) img_vers=yes ;;
		--allow-missing) allowmissing=yes ;;
		--noresume) noresume=1 ;;
		--help) usage -n ;;
		--initramfs) IMAGE_TYPE=initramfs ;;
		--loopback) IMAGE_TYPE=loopback ;;
		--no-strip) NOSTRIP=true ;;
		--linuxrc) shift; LINUXRC="$1" ;;
		*)
			if [ -z "${target}" ]
			then
				target=$1
			elif [ -z "${kernel}" ]
			then
				kernel=$1
			else
				usage
			fi
			;;
	esac

	shift
done

# no kernel or target given
if [[ -z ${target} ]] || [[ -z ${kernel} ]]
then
	usage
fi

# die if linuxrc does not exist
[[ ! -e ${LINUXRC} ]] && die "linuxrc '${LINUXRC}' not found."

# create basic filesystem layout
install -d ${DEST}/{bin,dev,etc,lib,loopfs,proc,sbin,sys,sysroot,usr/bin,usr/sbin} || die

# install busybox
echo "$(which busybox.mkinitrd)"
install -m0755 $(which busybox.mkinitrd) ${DEST}/bin/busybox || die
for i in '[' ash basename cat cut clear cp dirname echo env false find \
	grep gunzip gzip ln ls loadkmap mkdir mknod more mount mv \
	ps pwd rm rmdir sh sleep test touch true umount uname \
	xargs yes chmod chown
do
	# use soft links from now on;
	# hardlinks in initramfs apears to be broken on newer kernels
	# -> "request module: runaway loop modprobe binfmt-0000"
	# see: http://www.gossamer-threads.com/lists/linux/kernel/728042
	ln -s /bin/busybox ${DEST}/bin/${i} || die "${i}"
done

# sbin related
for i in chroot init losetup modprobe pivot_root
do
	ln -s ${DEST}/bin/busybox ${DEST}/sbin/${i} || die "${i}"
done

# install run-init
echo "$(which run-init.mkinitrd)"
install -m0755 $(which run-init.mkinitrd) ${DEST}/sbin/run-init || die

# install insmod.static
#echo "$(which insmod.static)"
#install -m0755 $(which insmod.static) ${DEST}/sbin/insmod || die

# install v86d for uvesafb support if installed
if which v86d &> /dev/null
then
	echo "$(which v86d)"
	install -m0755 $(which v86d) ${DEST}/sbin/v86d || die
fi

# create some needed device nodes
#install -o root -g root -m0754 ${MAKEDEV} ${DEST}/dev/MAKEDEV || die
#( cd ${DEST}/dev; ./MAKEDEV -v generic-nopty)

## install kernel modules ##
# generic needed
install_kernel_modules "${MODULES_GENERIC}"

# usb
install_kernel_modules "${MODULES_USB}"

# scsi
install_kernel_modules "${MODULES_SCSI}"

# sata
install_kernel_modules "${MODULES_SATA}"

# pata
install_kernel_modules "${MODULES_PATA}"

# framebuffer
install_kernel_modules "${MODULES_FRAMEBUFFER}"

# show all modules
for i in ${ALL_MODULES}
do
	echo ${i}
done

# install linuxrc
install -m0755 ${LINUXRC} ${DEST}/init || die

# create the image
echo "Creating initrd image '${target}' ..."
if [[ ${IMAGE_TYPE} = initramfs ]]
then
	(cd "${DEST}" ; find . | cpio --quiet -o -H newc | gzip -9 >${IMAGE})
	cat ${IMAGE} > ${target} || die
fi

if [[ ${IMAGE_TYPE} = loopback ]]
then
	MOUNTTMP="$(mktemp -d)"

	# create ext2 img
	dd if=/dev/zero of=${IMAGE} bs=1024 count=${IMAGESIZE} &> /dev/null || die
	mke2fs -m 0 -i 1024 -F ${IMAGE} &> /dev/null || die
	mount -o loop ${IMAGE} ${MOUNTTMP} || die
	mv ${DEST}/* ${MOUNTTMP} || die
	umount ${MOUNTTMP} || die
	gzip -9 ${IMAGE} || die
	cat ${IMAGE}.gz > ${target} || die
	[ -d ${MOUNTTMP} ] && rm -rf ${MOUNTTMP}

	# create inird dir for pivot_root
	[ ! -d /initrd ] && { install -d /initrd || die; }
fi

# clean up
[ -d ${DEST} ] && rm -rf ${DEST}
[ -f ${IMAGE} ] && rm -f ${IMAGE}

# all went ok at this point
exit 0
1	niro	562	#!/bin/bash
2	niro	810	# $Id$
3	niro	562
4			# mkinitrd-livecd
5			#
6			# Copyright 2005 Red Hat, Inc.
7			#
8			# Written by Erik Troan <ewt@redhat.com>
9			#
10			# Contributors:
11			# Elliot Lee <sopwith@cuc.edu>
12			# Miguel de Icaza <miguel@nuclecu.unam.mx>
13			# Christian 'Dr. Disk' Hechelmann <drdisk@ds9.au.s.shuttle.de>
14			# Michael K. Johnson <johnsonm@redhat.com>
15			# Pierre Habraken <Pierre.Habraken@ujf-grenoble.fr>
16			# Jakub Jelinek <jakub@redhat.com>
17			# Carlo Arenas Belon (carenas@chasqui.lared.net.pe>
18			# Keith Owens <kaos@ocs.com.au>
19			# Bernhard Rosenkraenzer <bero@redhat.com>
20			# Matt Wilson <msw@redhat.com>
21			# Trond Eivind Glomsrød <teg@redhat.com>
22			# Jeremy Katz <katzj@redhat.com>
23			# Preston Brown <pbrown@redhat.com>
24			# Bill Nottingham <notting@redhat.com>
25			# Guillaume Cottenceau <gc@mandrakesoft.com>
26			# Peter Jones <pjones@redhat.com>
27
28			# heavily modified for magellan-linux by Niels Rogalla <niro@magellan-linux.de>
29
30			umask 0022
31			export MALLOC_PERTURB_=204
32
33			PATH=/sbin:/usr/sbin:/bin:/usr/bin:$PATH
34			export PATH
35
36			VERSION=%VERSIONTAG%
37
38			MODULES=""
39			NOSTRIP=false
40
41			[ -e /etc/conf.d/mkinitrd-livecd ] && . /etc/conf.d/mkinitrd-livecd
42
43			LIBDIR="%LIBDIR%"
44			LINUXRC="${LIBDIR}/mkinitrd/linuxrc.sh"
45			MODULES_GENERIC="${LIBDIR}/mkinitrd/modules.generic"
46			MODULES_USB="${LIBDIR}/mkinitrd/modules.usb"
47			MODULES_SCSI="${LIBDIR}/mkinitrd/modules.scsi"
48			MODULES_SATA="${LIBDIR}/mkinitrd/modules.sata"
49			MODULES_PATA="${LIBDIR}/mkinitrd/modules.pata"
50	niro	664	MODULES_FRAMEBUFFER="${LIBDIR}/mkinitrd/modules.framebuffer"
51	niro	562	MAKEDEV="${LIBDIR}/mkinitrd/MAKEDEV.sh"
52
53			compress=1
54			allowmissing=""
55			target=""
56			kernel=""
57			force=""
58			verbose=""
59			img_vers=""
60			builtins=""
61			modulefile=/etc/modules.conf
62			rc=0
63
64			IMAGESIZE=4000
65			PRESCSIMODS="sd_mod"
66			fstab="/etc/fstab"
67
68			vg_list=""
69
70			die() { echo "Error: $@"; exit 1; }
71			add_initrd() { echo "$@" >> ${DEST}/init \|\| die; }
72
73			DEST="$(mktemp -d)"
74			IMAGE="$(mktemp)"
75
76			usage()
77			{
78			echo "usage: $(basename $0) [--version] [--help] [-v] [-f]"
79			echo " [--image-version] [--no-strip] [--nocompress]"
80	niro	664	echo " [--linuxrc /path/to/custom/linuxrc ]"
81	niro	562	echo " <initrd-image> <kernel-version>"
82			echo
83			echo " (ex: $(basename $0) /boot/initrd-2.2.5-15.img 2.2.5-15)"
84
85			exit 0
86			}
87
88			moduledep()
89			{
90			if [ ! -f "/lib/modules/${kernel}/modules.dep" ]
91			then
92			die "No dep file found for kernel ${kernel}"
93			fi
94
95			echo "Looking for deps of module $1"
96			deps=$(awk 'BEGIN { searched=ARGV[2]; ARGV[2]=""; rc=1 } \
97			function modname(filename) { match(filename, /\/([^\/]+)\.k?o:?$/, ret); return ret[1] } \
98			function show() { if (orig == searched) { print dep; orig=""; rc=0; exit } } \
99	niro	845	/^.*kernel/ { show(); \
100	niro	562	orig=modname($1); dep=""; \
101			if ($2) { for (i = 2; i <= NF; i++) { dep=sprintf("%s %s", dep, modname($i)); } } } \
102			/^ / { dep=sprintf("%s %s", dep, modname($1)); } \
103			END { show(); exit(rc) }' /lib/modules/${kernel}/modules.dep $1)
104			[ -n "${deps}" ] && echo ":${deps}" \|\| echo
105			}
106
107			findone() { /usr/bin/find "$@" \| /bin/awk '{ print $1; exit; }'; }
108			findall() { /usr/bin/find "$@"; }
109
110			findmodule()
111			{
112			skiperrors=""
113
114			if [[ $1 = --skiperrors ]]
115			then
116			skiperrors=--skiperrors
117			shift
118			fi
119
120			local modName=$1
121
122			if [ "${modName}" = "off" -o "${modName}" = "null" ]
123			then
124			return
125			fi
126
127			if [ $(echo ${modName} \| cut -b1) = "-" ]
128			then
129			skiperrors=--skiperrors
130			modName=$(echo ${modName} \| cut -b2-)
131			fi
132
133			case "${MODULES} " in
134			"/${modName}.ko ") return ;;
135			esac
136
137			if echo ${builtins} \| egrep -q '(^\| )'${modName}'( \|$)'
138			then
139			echo "module ${modName} assumed to be built in"
140			return
141			fi
142
143			# special cases
144			if [[ ${modName} = i2o_block ]]
145			then
146			findmodule i2o_core
147			findmodule -i2o_pci
148			modName="i2o_block"
149			elif [[ ${modName} = ppa ]]
150			then
151			findmodule parport
152			findmodule parport_pc
153			modName="ppa"
154			elif [[ ${modName} = sbp2 ]]
155			then
156			findmodule ieee1394
157			findmodule ohci1394
158			modName="sbp2"
159			else
160			moduledep ${modName}
161			for i in ${deps}
162			do
163			findmodule ${i}
164			done
165			fi
166
167			for modExt in o.gz o ko
168			do
169			for modDir in /lib/modules/${kernel}/updates /lib/modules/${kernel}
170			do
171			if [ -d ${modDir} ]
172			then
173			fmPath=$(findone ${modDir} -name ${modName}.${modExt})
174			if [ -f "${fmPath}" ]
175			then
176			break 2
177			fi
178			fi
179			done
180			done
181
182			if [ ! -f ${fmPath} ]
183			then
184			if [ -n "${skiperrors}" ]
185			then
186			return
187			fi
188
189			# ignore the absence of the scsi modules
190			for n in ${PRESCSIMODS}
191			do
192			if [[ ${n} = ${modName} ]]
193			then
194			return
195			fi
196			done
197
198			if [ -n "${allowmissing}" ]
199			then
200			echo "WARNING: No module ${modName} found for kernel ${kernel}, continuing anyway"
201			return
202			fi
203
204			die "No module ${modName} found for kernel ${kernel}, aborting."
205			fi
206
207			# only need to add each module once
208			MODULES="${MODULES} ${fmPath}"
209			}
210
211			install_kernel_modules()
212			{
213			local list="$1"
214			local module
215
216	niro	664	# no list found; return
217			[[ -z ${list} ]] && return
218
219	niro	562	while read module args
220			do
221			case "${module}" in
222			\#*\|"") continue ;;
223			esac
224
225			findmodule ${module}
226			done << EOF
227			$(cat ${list}; echo)
228			EOF
229
230			# create empty modules.lala file
231			:> ${DEST}/etc/$(basename ${list})
232
233			# install detected modules
234			echo "Coping your modules to '${DEST}/lib' ..."
235			for MODULE in ${MODULES}
236			do
237			if [ -x /usr/bin/strip ] && [[ ${NOSTRIP} = false ]]
238			then
239			/usr/bin/strip -g ${verbose} ${MODULE} -o ${DEST}/lib/$(basename ${MODULE}) \|\| die
240			else
241			cp ${verbose} -a ${MODULE} ${DEST}/lib \|\| die
242			fi
243
244			# generate modules load file
245			echo "$(basename ${MODULE} .ko)" >> ${DEST}/etc/$(basename ${list}) \|\| die
246			done
247
248			export ALL_MODULES="${ALL_MODULES} ${MODULES}"
249			unset MODULES
250			}
251
252			# need r00t privs
253			[[ $(id -u) != 0 ]] && die "you must be r00t."
254
255			# enforce initramfs method as default
256			[[ -z ${IMAGE_TYPE} ]] && IMAGE_TYPE=initramfs
257
258			while [ $# -gt 0 ]; do
259			case $1 in
260			--version)
261			echo "mkinitrd: version ${VERSION}"
262			exit 0
263			;;
264
265			-v) verbose=-v ;;
266			-f) force=1 ;;
267			--nocompress) compress="" ;;
268			--image-version) img_vers=yes ;;
269			--allow-missing) allowmissing=yes ;;
270			--noresume) noresume=1 ;;
271			--help) usage -n ;;
272			--initramfs) IMAGE_TYPE=initramfs ;;
273			--loopback) IMAGE_TYPE=loopback ;;
274			--no-strip) NOSTRIP=true ;;
275	niro	664	--linuxrc) shift; LINUXRC="$1" ;;
276	niro	562	*)
277			if [ -z "${target}" ]
278			then
279			target=$1
280			elif [ -z "${kernel}" ]
281			then
282			kernel=$1
283			else
284			usage
285			fi
286			;;
287			esac
288
289			shift
290			done
291
292	niro	664	# no kernel or target given
293			if [[ -z ${target} ]] \|\| [[ -z ${kernel} ]]
294			then
295			usage
296			fi
297	niro	562
298	niro	664	# die if linuxrc does not exist
299			[[ ! -e ${LINUXRC} ]] && die "linuxrc '${LINUXRC}' not found."
300
301	niro	562	# create basic filesystem layout
302	niro	894	install -d ${DEST}/{bin,dev,etc,lib,loopfs,proc,sbin,sys,sysroot,usr/bin,usr/sbin} \|\| die
303	niro	562
304			# install busybox
305			echo "$(which busybox.mkinitrd)"
306			install -m0755 $(which busybox.mkinitrd) ${DEST}/bin/busybox \|\| die
307			for i in '[' ash basename cat cut clear cp dirname echo env false find \
308			grep gunzip gzip ln ls loadkmap mkdir mknod more mount mv \
309			ps pwd rm rmdir sh sleep test touch true umount uname \
310			xargs yes chmod chown
311			do
312			# use soft links from now on;
313			# hardlinks in initramfs apears to be broken on newer kernels
314			# -> "request module: runaway loop modprobe binfmt-0000"
315			# see: http://www.gossamer-threads.com/lists/linux/kernel/728042
316			ln -s /bin/busybox ${DEST}/bin/${i} \|\| die "${i}"
317			done
318
319			# sbin related
320			for i in chroot init losetup modprobe pivot_root
321			do
322	niro	894	ln -s ${DEST}/bin/busybox ${DEST}/sbin/${i} \|\| die "${i}"
323	niro	562	done
324
325			# install run-init
326			echo "$(which run-init.mkinitrd)"
327			install -m0755 $(which run-init.mkinitrd) ${DEST}/sbin/run-init \|\| die
328
329			# install insmod.static
330	niro	894	#echo "$(which insmod.static)"
331			#install -m0755 $(which insmod.static) ${DEST}/sbin/insmod \|\| die
332	niro	562
333	niro	703	# install v86d for uvesafb support if installed
334			if which v86d &> /dev/null
335			then
336	niro	894	echo "$(which v86d)"
337	niro	703	install -m0755 $(which v86d) ${DEST}/sbin/v86d \|\| die
338			fi
339
340	niro	562	# create some needed device nodes
341	niro	894	#install -o root -g root -m0754 ${MAKEDEV} ${DEST}/dev/MAKEDEV \|\| die
342			#( cd ${DEST}/dev; ./MAKEDEV -v generic-nopty)
343	niro	562
344			## install kernel modules ##
345			# generic needed
346			install_kernel_modules "${MODULES_GENERIC}"
347
348			# usb
349			install_kernel_modules "${MODULES_USB}"
350
351			# scsi
352			install_kernel_modules "${MODULES_SCSI}"
353
354			# sata
355			install_kernel_modules "${MODULES_SATA}"
356
357			# pata
358			install_kernel_modules "${MODULES_PATA}"
359
360	niro	664	# framebuffer
361			install_kernel_modules "${MODULES_FRAMEBUFFER}"
362
363	niro	562	# show all modules
364			for i in ${ALL_MODULES}
365			do
366			echo ${i}
367			done
368
369			# install linuxrc
370			install -m0755 ${LINUXRC} ${DEST}/init \|\| die
371
372			# create the image
373			echo "Creating initrd image '${target}' ..."
374			if [[ ${IMAGE_TYPE} = initramfs ]]
375			then
376			(cd "${DEST}" ; find . \| cpio --quiet -o -H newc \| gzip -9 >${IMAGE})
377			cat ${IMAGE} > ${target} \|\| die
378			fi
379
380			if [[ ${IMAGE_TYPE} = loopback ]]
381			then
382			MOUNTTMP="$(mktemp -d)"
383
384			# create ext2 img
385			dd if=/dev/zero of=${IMAGE} bs=1024 count=${IMAGESIZE} &> /dev/null \|\| die
386			mke2fs -m 0 -i 1024 -F ${IMAGE} &> /dev/null \|\| die
387			mount -o loop ${IMAGE} ${MOUNTTMP} \|\| die
388			mv ${DEST}/* ${MOUNTTMP} \|\| die
389			umount ${MOUNTTMP} \|\| die
390			gzip -9 ${IMAGE} \|\| die
391			cat ${IMAGE}.gz > ${target} \|\| die
392			[ -d ${MOUNTTMP} ] && rm -rf ${MOUNTTMP}
393
394			# create inird dir for pivot_root
395			[ ! -d /initrd ] && { install -d /initrd \|\| die; }
396			fi
397
398			# clean up
399			[ -d ${DEST} ] && rm -rf ${DEST}
400			[ -f ${IMAGE} ] && rm -f ${IMAGE}
401
402			# all went ok at this point
403			exit 0