From: Tim Yamin <plasmaroo@gentoo.org>
Date: Thu, 2 Jun 2005 19:53:20 +0000 (+0000)
Subject: Add gen_initramfs.sh into CVS from rocket's initramfs support patches.
X-Git-Tag: v3.4.10.902~552
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=ec3b45b1455fe18762c9714bdc638b11726d20e1;p=genkernel.git

Add gen_initramfs.sh into CVS from rocket's initramfs support patches.


git-svn-id: svn+ssh://svn.gentoo.org/var/svnroot/genkernel/trunk@200 67a159dc-881f-0410-a524-ba9dfbe2cb84
---

diff --git a/gen_initramfs.sh b/gen_initramfs.sh
new file mode 100644
index 0000000..d602623
--- /dev/null
+++ b/gen_initramfs.sh
@@ -0,0 +1,490 @@
+#!/bin/bash
+
+create_base_layout_cpio() {
+	if [ -d "${TEMP}/initramfs-base-temp" ]
+	then
+		rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
+	fi
+	mkdir -p ${TEMP}/initramfs-base-temp/dev
+	mkdir -p ${TEMP}/initramfs-base-temp/bin
+	mkdir -p ${TEMP}/initramfs-base-temp/etc
+	mkdir -p ${TEMP}/initramfs-base-temp/usr
+	mkdir -p ${TEMP}/initramfs-base-temp/proc
+	mkdir -p ${TEMP}/initramfs-base-temp/temp
+	mkdir -p ${TEMP}/initramfs-base-temp/sys
+	mkdir -p ${TEMP}/initramfs-temp/.initrd
+	mkdir -p ${TEMP}/initramfs-base-temp/var/lock/dmraid
+	mkdir -p ${TEMP}/initramfs-base-temp/sbin
+	mkdir -p ${TEMP}/initramfs-base-temp/usr/bin
+	mkdir -p ${TEMP}/initramfs-base-temp/usr/sbin
+
+	echo "/dev/ram0     /           ext2    defaults" > ${TEMP}/initramfs-base-temp/etc/fstab
+	echo "proc          /proc       proc    defaults    0 0" >> ${TEMP}/initramfs-base-temp/etc/fstab
+	
+	if [ "${DEVFS}" -eq '1' ]
+	then
+	    echo "REGISTER        .*           MKOLDCOMPAT" > ${TEMP}/initramfs-base-temp/etc/devfsd.conf
+	    echo "UNREGISTER      .*           RMOLDCOMPAT" >> ${TEMP}/initramfs-base-temp/etc/devfsd.conf
+	    echo "REGISTER        .*           MKNEWCOMPAT" >> ${TEMP}/initramfs-base-temp/etc/devfsd.conf
+	    echo "UNREGISTER      .*           RMNEWCOMPAT" >> ${TEMP}/initramfs-base-temp/etc/devfsd.conf
+	fi
+
+	cd ${TEMP}/initramfs-base-temp/dev
+	mknod -m 660 console c 5 1
+	mknod -m 660 null c 1 3
+	cd "${TEMP}/initramfs-base-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-base-layout.cpio.gz
+	rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
+}
+
+create_busybox_cpio() {
+	if [ -d "${TEMP}/initramfs-busybox-temp" ]
+	then
+		rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
+	fi
+	mkdir -p "${TEMP}/initramfs-busybox-temp/bin/" 
+	cp "${BUSYBOX_BINCACHE}" "${TEMP}/initramfs-busybox-temp/bin/busybox.bz2" ||
+		gen_die 'Could not copy busybox from bincache!'
+	bunzip2 "${TEMP}/initramfs-busybox-temp/bin/busybox.bz2" ||
+		gen_die 'Could not uncompress busybox!'
+	chmod +x "${TEMP}/initramfs-busybox-temp/bin/busybox"
+
+	# down devfsd we use with dietlibc
+#	cp "${DEVFSD_CONF_BINCACHE}" "${TEMP}/initramfs-temp/etc/devfsd.conf.bz2" ||
+#		gen_die "could not copy devfsd.conf from bincache"
+#	bunzip2 "${TEMP}/initramfs-temp/etc/devfsd.conf.bz2" ||
+#		gen_die "could not uncompress devfsd.conf"
+	for i in '[' ash sh mount uname echo cut; do
+		rm -f ${TEMP}/initramfs-busybox-temp/bin/$i > /dev/null
+		ln ${TEMP}/initramfs-busybox-temp/bin/busybox ${TEMP}/initramfs-busybox-temp/bin/$i ||
+			gen_die "Busybox error: could not link ${i}!"
+	done
+	
+	cd "${TEMP}/initramfs-busybox-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-busybox-${BUSYBOX_VER}.cpio.gz
+	rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
+}
+
+create_insmod_cpio() {
+	if [ -d "${TEMP}/initramfs-insmod-temp" ]
+	then
+		rm -rf "${TEMP}/initramfs-insmod-temp" > /dev/null
+	fi
+	mkdir -p "${TEMP}/initramfs-insmod-temp/bin/" 
+	cp "${MODULE_INIT_TOOLS_BINCACHE}" "${TEMP}/initramfs-insmod-temp/bin/insmod.static.bz2" ||
+		gen_die 'Could not copy insmod.static from bincache!'
+
+	bunzip2 "${TEMP}/initramfs-insmod-temp/bin/insmod.static.bz2" ||
+		gen_die 'Could not uncompress insmod.static!'
+	mv "${TEMP}/initramfs-insmod-temp/bin/insmod.static" "${TEMP}/initramfs-insmod-temp/bin/insmod"
+	chmod +x "${TEMP}/initramfs-insmod-temp/bin/insmod"
+	
+	cd "${TEMP}/initramfs-insmod-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-insmod-${MODULE_INIT_TOOLS_VER}.cpio.gz
+	rm -rf "${TEMP}/initramfs-insmod-temp" > /dev/null
+}
+
+create_udev_cpio(){
+	if [ -d "${TEMP}/initramfs-udev-temp" ]
+	then
+		rm -r "${TEMP}/initramfs-udev-temp/"
+	fi
+	cd ${TEMP}
+	mkdir -p "${TEMP}/initramfs-udev-temp/bin/"
+	[ "${UDEV}" -eq '1' ] && { tar -jxpf "${UDEV_BINCACHE}" -C "${TEMP}/initramfs-udev-temp" ||
+		gen_die "Could not extract udev binary cache!"; }
+	cd "${TEMP}/initramfs-udev-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-udev-${UDEV_VER}.cpio.gz
+	rm -rf "${TEMP}/initramfs-udev-temp" > /dev/null
+}
+
+create_devfs_cpio(){
+	if [ -d "${TEMP}/initramfs-devfs-temp" ]
+	then
+		rm -r "${TEMP}/initramfs-devfs-temp/"
+	fi
+	cd ${TEMP}
+	print_info 1 'DEVFS: Adding support (compiling binaries)...'
+	compile_devfsd
+	mkdir -p "${TEMP}/initramfs-devfs-temp/bin/"
+	cp "${DEVFSD_BINCACHE}" "${TEMP}/initramfs-devfs-temp/bin/devfsd.bz2" || gen_die "could not copy devfsd executable from bincache"
+	bunzip2 "${TEMP}/initramfs-devfs-temp/bin/devfsd.bz2" || gen_die "could not uncompress devfsd"
+	chmod +x "${TEMP}/initramfs-devfs-temp/bin/devfsd"
+	cd "${TEMP}/initramfs-devfs-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-devfs-${DEVFSD_VER}.cpio.gz
+	rm -rf "${TEMP}/initramfs-devfs-temp" > /dev/null
+}
+
+create_dmraid_cpio(){
+	# DMRAID
+	if [ "${DMRAID}" = '1' ]
+	then
+		if [ -d "${TEMP}/initramfs-dmraid-temp" ]
+		then
+			rm -r "${TEMP}/initramfs-dmraid-temp/"
+		fi
+		print_info 1 'DMRAID: Adding support (compiling binaries)...'
+		compile_dmraid
+		mkdir -p "${TEMP}/initramfs-dmraid-temp/"
+		tar -jxpf "${DMRAID_BINCACHE}" -C "${TEMP}/initramfs-dmraid-temp" ||
+			gen_die "Could not extract dmraid binary cache!";
+	cd "${TEMP}/initramfs-dmraid-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-dmraid-${DMRAID_VER}.cpio.gz
+	rm -r "${TEMP}/initramfs-dmraid-temp/"
+	fi										        
+}
+
+create_lvm2_cpio(){
+	# LVM2
+	if [ "${LVM2}" -eq '1' ]
+	then
+		if [ -d "${TEMP}/initramfs-lvm2-temp" ]
+		then
+			rm -r "${TEMP}/initramfs-lvm2-temp/"
+		fi
+		cd ${TEMP}
+		mkdir -p "${TEMP}/initramfs-lvm2-temp/bin/"
+		if [ -e '/sbin/lvm' ] && ldd /sbin/lvm|grep -q 'not a dynamic executable';
+		then
+			print_info 1 '		LVM2: Adding support (using local static binaries)...'
+			cp /sbin/lvm "${TEMP}/initramfs-lvm2-temp/bin/lvm" ||
+				gen_die 'Could not copy over lvm!'
+		else
+			print_info 1 '		LVM2: Adding support (compiling binaries)...'
+			compile_lvm2
+			tar -jxpf "${LVM2_BINCACHE}" -C "${TEMP}/initramfs-lvm2-temp" ||
+				gen_die "Could not extract lvm2 binary cache!";
+			mv ${TEMP}/initramfs-lvm2-temp/sbin/lvm.static ${TEMP}/initramfs-lvm2-temp/bin/lvm ||
+				gen_die 'LVM2 error: Could not move lvm.static to lvm!'
+		fi	
+		cd "${TEMP}/initramfs-lvm2-temp/"
+		find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-lvm2-${LVM2_VER}.cpio.gz
+		rm -r "${TEMP}/initramfs-lvm2-temp/"
+	else # Deprecation warning; remove in a few versions.
+		if [ -e '/sbin/lvm' ]
+		then
+			if ldd /sbin/lvm|grep -q 'not a dynamic executable';
+			then
+				print_warning 1 'LVM2: For support, use --lvm2!'
+			fi
+		fi
+	fi
+}
+
+create_evms2_cpio(){	
+	# EVMS2
+	if [ -e '/sbin/evms_activate' ]
+	then
+		if [ -d "${TEMP}/initramfs-evms2-temp" ]
+		then
+			rm -r "${TEMP}/initramfs-evms2-temp/"
+		fi
+		mkdir -p "${TEMP}/initramfs-evms2-temp/lib/evms"
+		mkdir -p "${TEMP}/initramfs-evms2-temp/etc/"
+		mkdir -p "${TEMP}/initramfs-evms2-temp/bin/"
+		if [ "${EVMS2}" -eq '1' ]
+		then
+			print_info 1 '		EVMS2: Adding support...'	
+			mkdir -p ${TEMP}/initramfs-evms2-temp/lib
+			cp -a /lib/ld-* "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/libc-* /lib/libc.* "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/libdl-* /lib/libdl.* "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/libpthread* "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/libuuid*so* "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/libevms*so* "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/evms "${TEMP}/initramfs-evms2-temp/lib" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /lib/evms/* "${TEMP}/initramfs-evms2-temp/lib/evms" || gen_die 'Could not copy files for EVMS2!'
+			cp -a /etc/evms.conf "${TEMP}/initramfs-evms2-temp/etc" || gen_die 'Could not copy files for EVMS2!'
+			cp /sbin/evms_activate "${TEMP}/initramfs-evms2-temp/bin/evms_activate" || gen_die 'Could not copy over vgscan!'
+		fi
+		cd "${TEMP}/initramfs-evms2-temp/"
+		find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-evms2.cpio.gz
+		rm -r "${TEMP}/initramfs-evms2-temp/"
+	fi	
+}
+
+create_gensplash(){	
+	if [ "${GENSPLASH}" -eq '1' ]
+	then
+		if [ -x /sbin/splash ]
+		then
+			[ -z "${GENSPLASH_THEME}" ] && [ -e /etc/conf.d/splash ] && source /etc/conf.d/splash
+			[ -z "${GENSPLASH_THEME}" ] && GENSPLASH_THEME=default
+			print_info 1 "  >> Installing gensplash [ using the ${GENSPLASH_THEME} theme ]..."
+			cd /
+			splash_geninitramfs -g ${CACHE_DIR}/cpio/initramfs-splash-${KV}.cpio.gz ${GENSPLASH_THEME}
+		else
+			print_warning 1 '               >> No splash detected; skipping!'
+		fi
+	fi
+}
+create_initramfs_overlay_cpio(){
+	cd ${INITRAMFS_OVERLAY}
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-overlay.cpio.gz
+}
+print_list()
+{
+	local x
+	for x in ${*}
+	do
+		echo ${x}
+	done
+}
+
+create_initramfs_modules() {
+	local group
+	local group_modules
+	
+	MOD_EXT=".ko"
+
+	print_info 2 "initramfs: >> Searching for modules..."
+	if [ "${INSTALL_MOD_PATH}" != '' ]
+	then
+	  cd ${INSTALL_MOD_PATH}
+	else
+	  cd /
+	fi
+	
+	if [ -d "${TEMP}/initramfs-modules-${KV}-temp" ]
+	then
+		rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
+	fi
+	mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/lib/modules/${KV}"	
+	for i in `gen_dep_list`
+	do
+		mymod=`find ./lib/modules/${KV} -name "${i}${MOD_EXT}" | head -n 1`
+		if [ -z "${mymod}" ]
+		then
+			print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
+			continue;
+		fi
+		
+		print_info 2 "initramfs: >> Copying ${i}${MOD_EXT}..."
+		cp -ax --parents "${mymod}" "${TEMP}/initramfs-modules-${KV}-temp"
+	done
+
+	cp -ax --parents ./lib/modules/${KV}/modules* ${TEMP}/initramfs-modules-${KV}-temp
+
+	mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/etc/modules"
+	for group_modules in ${!MODULES_*}; do
+		group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
+		print_list ${!group_modules} > "${TEMP}/initramfs-modules-${KV}-temp/etc/modules/${group}"
+	done
+	cd "${TEMP}/initramfs-modules-${KV}-temp/"
+	find . | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-modules-${KV}.cpio.gz
+	rm -r "${TEMP}/initramfs-modules-${KV}-temp/"	
+}
+
+create_initramfs_aux() {
+	if [ -d "${TEMP}/initramfs-aux-temp" ]
+	then
+		rm -r "${TEMP}/initramfs-aux-temp/"
+	fi
+	mkdir -p "${TEMP}/initramfs-aux-temp/etc"	
+	mkdir -p "${TEMP}/initramfs-aux-temp/sbin"	
+	if [ -f "${CMD_LINUXRC}" ]
+	then
+		cp "${CMD_LINUXRC}" "${TEMP}/initramfs-aux-temp/init"
+		print_info 2 "        >> Copying user specified linuxrc: ${CMD_LINUXRC} to init"
+	else	
+		if [ -f "${GK_SHARE}/${ARCH}/linuxrc" ]
+		then
+			cp "${GK_SHARE}/${ARCH}/linuxrc" "${TEMP}/initramfs-aux-temp/init"
+		else
+			cp "${GK_SHARE}/generic/linuxrc" "${TEMP}/initramfs-aux-temp/init"
+		fi
+	fi
+
+	if [ -f "${GK_SHARE}/${ARCH}/initrd.scripts" ]
+	then
+		cp "${GK_SHARE}/${ARCH}/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
+	else	
+		cp "${GK_SHARE}/generic/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
+	fi
+
+	if [ -f "${GK_SHARE}/${ARCH}/initrd.defaults" ]
+	then
+		cp "${GK_SHARE}/${ARCH}/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
+	else
+		cp "${GK_SHARE}/generic/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
+	fi
+	
+	echo -n 'HWOPTS="$HWOPTS ' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"	
+	for group_modules in ${!MODULES_*}; do
+		group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
+		echo -n "${group} " >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
+	done
+	echo '"' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"	
+
+	if [ -f "${GK_SHARE}/${ARCH}/modprobe" ]
+	then
+		cp "${GK_SHARE}/${ARCH}/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
+	else
+		cp "${GK_SHARE}/generic/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
+	fi
+	if isTrue $CMD_DOKEYMAPAUTO
+	then
+		echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
+	fi
+	mkdir -p "${TEMP}/initramfs-aux-temp/lib/keymaps"
+	tar -C "${TEMP}/initramfs-aux-temp/lib/keymaps" -zxf "${GK_SHARE}/generic/keymaps.tar.gz"
+
+	cd ${TEMP}/initramfs-aux-temp/sbin && ln -s ../init init
+	cd ${TEMP}
+	chmod +x "${TEMP}/initramfs-aux-temp/init"
+	chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
+	chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
+	chmod +x "${TEMP}/initramfs-aux-temp/sbin/modprobe"
+	cd "${TEMP}/initramfs-aux-temp/"
+	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_DIR}/cpio/initramfs-aux.cpio.gz
+	rm -r "${TEMP}/initramfs-aux-temp/"	
+}
+
+merge_initramfs_cpio_archives(){
+	cd "${CACHE_DIR}/cpio/"
+	MERGE_LIST="initramfs-base-layout.cpio.gz initramfs-aux.cpio.gz"	
+	if [ ! -e "${CACHE_DIR}/cpio/initramfs-base-layout.cpio.gz" ]
+	then
+		gen_die "${CACHE_DIR}/cpio/initramfs-base-layout.cpio.gz is missing."
+	fi
+	if [ ! -e "${CACHE_DIR}/cpio/initramfs-aux.cpio.gz" ]
+	then
+		gen_die "${CACHE_DIR}/cpio/initramfs-aux.cpio.gz is missing."
+	fi
+	
+	if [ "${BUSYBOX}" -eq '1' -a -e ${CACHE_DIR}/cpio/initramfs-busybox-${BUSYBOX_VER}.cpio.gz ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-busybox-${BUSYBOX_VER}.cpio.gz"
+	fi
+	
+	if [ "${NOINITRDMODULES}" = '' -a -e ${CACHE_DIR}/cpio/initramfs-insmod-${MODULE_INIT_TOOLS_VER}.cpio.gz ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-insmod-${MODULE_INIT_TOOLS_VER}.cpio.gz"
+	fi
+	
+	if [ "${UDEV}" -eq '1' -a -e ${CACHE_DIR}/cpio/initramfs-udev-${UDEV_VER}.cpio.gz ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-udev-${UDEV_VER}.cpio.gz"
+	fi
+	if [ "${EVMS2}" -eq '1' -a -e "${CACHE_DIR}/cpio/initramfs-evms2.cpio.gz" ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-evms2.cpio.gz"
+	fi
+	if [ "${LVM2}" -eq '1' -a -e "${CACHE_DIR}/cpio/initramfs-lvm2-${LVM2_VER}.cpio.gz" ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-lvm2-${LVM2_VER}.cpio.gz"
+	fi
+	if [ "${DEVFS}" -eq '1' -a -e "${CACHE_DIR}/cpio/initramfs-devfs-${DEVFSD_VER}.cpio.gz" ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-devfs-${DEVFSD_VER}.cpio.gz"
+	fi
+	if [ "${DMRAID}" -eq '1' -a -e ${CACHE_DIR}/cpio/initramfs-dmraid-${DMRAID_VER}.cpio.gz ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-dmraid-${DMRAID_VER}.cpio.gz"
+	fi
+	if [ "${NOINITRDMODULES}" = '' -a -e "${CACHE_DIR}/cpio/initramfs-modules-${KV}.cpio.gz" ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-modules-${KV}.cpio.gz"
+	fi
+	if [ "${GENSPLASH}" -eq '1' -a -e "${CACHE_DIR}/cpio/initramfs-splash-${KV}.cpio.gz" ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-splash-${KV}.cpio.gz"
+	fi
+	# This should always be appended last
+	if [ "${INITRAMFS_OVERLAY}" != '' -a -e "${CACHE_DIR}/cpio/initramfs-overlay.cpio.gz" ]
+	then
+		MERGE_LIST="${MERGE_LIST} initramfs-overlay.cpio.gz"
+	fi
+	
+	echo
+	print_info 1 "Merging"
+	for i in ${MERGE_LIST}
+	do
+		echo "    $i"
+	done
+
+    	cat ${MERGE_LIST} > ${TEMP}/initramfs-${KV}
+}
+
+clear_cpio_dir(){
+	if [ -d ${CACHE_DIR}/cpio/ ]
+	then
+	    rm -r ${CACHE_DIR}/cpio/
+	fi
+}
+
+create_initramfs() {
+	local MOD_EXT
+
+	print_info 1 "initramfs: >> Initializing..."
+	clear_cpio_dir
+	mkdir -p ${CACHE_DIR}/cpio/
+	print_info 1 "        >> Creating base_layout cpio archive..."
+	create_base_layout_cpio
+	
+	print_info 1 "        >> Creating auxilary cpio archive..."
+	create_initramfs_aux
+	
+	if [ "${BUSYBOX}" -eq '1' ]
+	then
+	    print_info 1 "        >> Creating busybox cpio archive..."
+	    create_busybox_cpio
+	fi
+	
+	if [ "${DEVFS}" -eq '1' ]
+	then
+	    print_info 1 "        >> Creating devfs cpio archive..."
+	    create_devfs_cpio
+	fi
+	
+	if [ "${UDEV}" -eq '1' ]
+	then
+	    print_info 1 "        >> Creating udev cpio archive..."
+	    create_udev_cpio
+	fi
+	
+	if [ "${LVM2}" -eq '1' ]
+	then
+	    
+	    print_info 1 "        >> Creating lvm2 cpio archive..."
+	    create_lvm2_cpio
+	fi
+	
+	if [ "${DMRAID}" -eq '1' ]
+	then
+	    print_info 1 "        >> Creating dmraid cpio archive..."
+	    create_dmraid_cpio
+	fi
+	
+	if [ "${EVMS2}" -eq '1' -a -e '/sbin/evms_activate' ]
+	then
+		print_info 1 "        >> Creating evms2 cpio archive..."
+		create_evms2_cpio
+	fi
+	
+	if [ "${NOINITRDMODULES}" = '' ]
+	then
+		print_info 1 "        >> Creating insmod cpio archive..."
+		create_insmod_cpio
+		print_info 1 "        >> Creating modules cpio archive..."
+		create_initramfs_modules
+	else
+		print_info 1 "initramfs: Not copying modules..."
+	fi
+	
+	create_gensplash
+	
+	if [ "${INITRAMFS_OVERLAY}" != '' ]
+	then
+		print_info 1 "        >> Creating initramfs_overlay cpio archive..."
+		create_initramfs_overlay_cpio
+	fi
+	
+	merge_initramfs_cpio_archives
+
+	if ! isTrue "${CMD_NOINSTALL}"
+	then
+		cp ${TEMP}/initramfs-${KV} /boot/initramfs-${KNAME}-${ARCH}-${KV} ||
+			gen_die 'Could not copy the initramfs to /boot!'
+	fi
+}