# create_initrd_loop(size)
create_initrd_loop() {
- [ "$#" -ne "1" ] && gen_die "invalid use of create_initrd_loop"
- mkdir -p ${TEMP}/initrd-temp || gen_die "could not create loopback dir"
- dd if=/dev/zero of=${TEMP}/initrd-loop bs=1k count=${1} >> "${DEBUGFILE}" 2>&1 || gen_die "could not zero initrd-loop"
- mke2fs -F -q -N${1} "${TEMP}/initrd-loop" >> "${DEBUGFILE}" 2>&1 || gen_die "could not format initrd-loop"
- mount -t ext2 -o loop "${TEMP}/initrd-loop" "${TEMP}/initrd-temp" >> "${DEBUGFILE}" 2>&1 || gen_die "could not mount initrd filesystem"
+ local inodes
+ [ "$#" -ne '1' ] && gen_die 'create_initrd_loop(): Not enough arguments!'
+ mkdir -p ${TEMP}/initrd-mount ||
+ gen_die 'Could not create loopback mount directory!'
+ dd if=/dev/zero of=${TMPDIR}/initrd-${KV} bs=1k count=${1} >> "${DEBUGFILE}" 2>&1 ||
+ gen_die "Could not zero initrd-${KV}"
+ mke2fs -F -N750 -q "${TMPDIR}/initrd-${KV}" >> "${DEBUGFILE}" 2>&1 ||
+ gen_die "Could not format initrd-${KV}!"
+ mount -t ext2 -o loop "${TMPDIR}/initrd-${KV}" "${TEMP}/initrd-mount" >> "${DEBUGFILE}" 2>&1 ||
+ gen_die 'Could not mount the initrd filesystem!'
}
-create_initrd_unmount_loop()
-{
+create_initrd_unmount_loop() {
cd ${TEMP}
- umount "${TEMP}/initrd-temp" || gen_die "could not unmount initrd system"
+ umount "${TEMP}/initrd-mount" ||
+ gen_die 'Could not unmount initrd system!'
+}
+
+move_initrd_to_loop() {
+ cd "${TEMP}/initrd-temp"
+ mv * "${TEMP}/initrd-mount" >> ${DEBUGFILE} 2>&1
+}
+
+# check for static linked file with objdump
+is_static() {
+ LANG="C" LC_ALL="C" objdump -T $1 2>&1 | grep "not a dynamic object" > /dev/null
+ return $?
}
create_base_initrd_sys() {
+ rm -rf "${TEMP}/initrd-temp" > /dev/null
mkdir -p ${TEMP}/initrd-temp/dev
mkdir -p ${TEMP}/initrd-temp/bin
mkdir -p ${TEMP}/initrd-temp/etc
mkdir -p ${TEMP}/initrd-temp/usr
mkdir -p ${TEMP}/initrd-temp/proc
mkdir -p ${TEMP}/initrd-temp/temp
+ mkdir -p ${TEMP}/initrd-temp/sys
mkdir -p ${TEMP}/initrd-temp/.initrd
- mkdir -p ${TEMP}/initrd-temp/new_root
- mkdir -p ${TEMP}/initrd-temp/keymaps
+ mkdir -p ${TEMP}/initrd-temp/var/lock/dmraid
ln -s bin ${TEMP}/initrd-temp/sbin
ln -s ../bin ${TEMP}/initrd-temp/usr/bin
ln -s ../bin ${TEMP}/initrd-temp/usr/sbin
- echo "/dev/ram0 / ext2 defaults" > ${TEMP}/initrd-temp/etc/fstab
+
+ echo "/dev/ram0 / ext2 defaults 0 0" > ${TEMP}/initrd-temp/etc/fstab
echo "proc /proc proc defaults 0 0" >> ${TEMP}/initrd-temp/etc/fstab
+ if [ "${NODEVFSD}" = '' ]
+ then
+ echo "REGISTER .* MKOLDCOMPAT" > ${TEMP}/initrd-temp/etc/devfsd.conf
+ echo "UNREGISTER .* RMOLDCOMPAT" >> ${TEMP}/initrd-temp/etc/devfsd.conf
+ echo "REGISTER .* MKNEWCOMPAT" >> ${TEMP}/initrd-temp/etc/devfsd.conf
+ echo "UNREGISTER .* RMNEWCOMPAT" >> ${TEMP}/initrd-temp/etc/devfsd.conf
+ fi
+
+ # SGI LiveCDs need the following binary (no better place for it than here)
+ # getdvhoff is a DEPEND of genkernel, so it *should* exist
+ if [ ${BUILD_INITRAMFS} -eq 1 ]
+ then
+ [ -e /usr/lib/getdvhoff/getdvhoff ] \
+ && cp /usr/lib/getdvhoff/getdvhoff ${TEMP}/initrd-temp/bin \
+ || gen_die "sys-boot/getdvhoff not merged!"
+ fi
+
cd ${TEMP}/initrd-temp/dev
- MAKEDEV generic-i386
- MAKEDEV scd
+ MAKEDEV std
+ MAKEDEV console
- cp "${BUSYBOX_BINCACHE}" "${TEMP}/initrd-temp/bin/busybox.bz2" || gen_die "could not copy busybox from bincache"
- bunzip2 "${TEMP}/initrd-temp/bin/busybox.bz2" || gen_die "could not uncompress busybox"
+ if [ "${DISKLABEL}" -eq '1' ]; then
+ cp "${BLKID_BINCACHE}" "${TEMP}/initrd-temp/bin/blkid.bz2" ||
+ gen_die 'Could not copy blkid from bincache!'
+ bunzip2 "${TEMP}/initrd-temp/bin/blkid.bz2" ||
+ gen_die 'Could not uncompress blkid!'
+ chmod +x "${TEMP}/initrd-temp/bin/blkid"
+ fi
+
+ cp "${BUSYBOX_BINCACHE}" "${TEMP}/initrd-temp/bin/busybox.tar.bz2" ||
+ gen_die 'Could not copy busybox from bincache!'
+ tar -xjf "${TEMP}/initrd-temp/bin/busybox.tar.bz2" -C "${TEMP}/initrd-temp/bin" busybox ||
+ gen_die 'Could not extract busybox bincache!'
+ chmod +x "${TEMP}/initrd-temp/bin/busybox"
+
+ # devfsd
+ if [ "${DEVFS}" -eq '1' ]
+ then
+ cp "${DEVFSD_BINCACHE}" "${TEMP}/initrd-temp/bin/devfsd.bz2" || gen_die 'Could not copy devfsd executable from bincache!'
+ bunzip2 "${TEMP}/initrd-temp/bin/devfsd.bz2" || gen_die 'Could not uncompress devfsd!'
+ chmod +x "${TEMP}/initrd-temp/bin/devfsd"
+ fi
- cp "${MODULE_INIT_TOOLS_BINCACHE}" "${TEMP}/initrd-temp/bin/insmod.static.bz2" || gen_die "could not copy insmod.static from bincache"
- bunzip2 "${TEMP}/initrd-temp/bin/insmod.static.bz2" || gen_die "could not uncompress insmod.static"
+ #unionfs modules
+ if [ "${UNIONFS}" -eq '1' ]
+ then
+ print_info 1 'UNIONFS MODULES: Adding support (compiling)...'
+ compile_unionfs_modules
+ /bin/tar -jxpf "${UNIONFS_MODULES_BINCACHE}" -C "${TEMP}/initrd-temp" ||
+ gen_die "Could not extract unionfs modules binary cache!";
+ fi
+ #unionfs utils
+ if [ "${UNIONFS}" -eq '1' ]
+ then
+ print_info 1 'UNIONFS TOOLS: Adding support (compiling)...'
+ compile_unionfs_utils
+ /bin/tar -jxpf "${UNIONFS_BINCACHE}" -C "${TEMP}/initrd-temp" ||
+ gen_die "Could not extract unionfs tools binary cache!";
+ fi
+
+ # DMRAID
+ if [ "${DMRAID}" = '1' ]
+ then
+ print_info 1 'DMRAID: Adding support (compiling binaries)...'
+ compile_dmraid
+ /bin/tar -jxpf "${DMRAID_BINCACHE}" -C "${TEMP}/initrd-temp" ||
+ gen_die "Could not extract dmraid binary cache!";
+ fi
+
+ # LVM2
+ if [ "${LVM2}" = '1' ]
+ then
+ if [ -e '/sbin/lvm' ] && LC_ALL="C" ldd /sbin/lvm|grep -q 'not a dynamic executable';
+ then
+ print_info 1 'LVM2: Adding support (using local static binaries)...'
+ cp /sbin/lvm "${TEMP}/initrd-temp/bin/lvm" ||
+ gen_die 'Could not copy over lvm!'
+ else
+ print_info 1 'LVM2: Adding support (compiling binaries)...'
+ compile_lvm2
+
+ /bin/tar -jxpf "${LVM2_BINCACHE}" -C "${TEMP}/initrd-temp" ||
+ gen_die "Could not extract lvm2 binary cache!";
+ mv ${TEMP}/initrd-temp/bin/lvm.static ${TEMP}/initrd-temp/bin/lvm ||
+ gen_die 'LVM2 error: Could not move lvm.static to lvm!'
+ fi
+ for i in vgchange vgscan; do
+ ln ${TEMP}/initrd-temp/bin/lvm ${TEMP}/initrd-temp/bin/$i ||
+ gen_die "LVM2 error: Could not link ${i}!"
+ done
+ mkdir -p ${TEMP}/initrd-temp/etc/lvm
+ if [ -x /sbin/lvm ]
+ then
+# lvm dumpconfig 2>&1 > /dev/null || gen_die 'Could not copy over lvm.conf!'
+# ret=$?
+# if [ ${ret} != 0 ]
+# then
+ cp /etc/lvm/lvm.conf "${TEMP}/initrd-temp/etc/lvm/" ||
+ gen_die 'Could not copy over lvm.conf!'
+# else
+# gen_die 'Could not copy over lvm.conf!'
+# fi
+ fi
+ fi
+
+ # EVMS2
+ if [ "${EVMS2}" = '1' ]
+ then
+ if [ -e '/sbin/evms_activate' ]
+ then
+ print_info 1 'EVMS2: Adding support...'
+ mkdir -p ${TEMP}/initrd-temp/lib
+ mkdir -p ${TEMP}/initrd-temp/sbin
+ mkdir -p ${TEMP}/initrd-temp/etc
+ mkdir -p ${TEMP}/initrd-temp/bin
+ cp -a /lib/ld-* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ if [ -n "`ls /lib/libgcc_s*`" ]
+ then
+ cp -a /lib/libgcc_s* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ fi
+ cp -a /lib/libc-* /lib/libc.* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /lib/libdl-* /lib/libdl.* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /lib/libpthread* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /lib/libuuid*so* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /lib/libevms*so* "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /lib/evms "${TEMP}/initrd-temp/lib" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /lib/evms/* "${TEMP}/initrd-temp/lib/evms" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp -a /etc/evms.conf "${TEMP}/initrd-temp/etc" \
+ || gen_die 'Could not copy files for EVMS2!'
+ cp /sbin/evms_activate "${TEMP}/initrd-temp/sbin" \
+ || gen_die 'Could not copy over evms_activate!'
+ # Fix EVMS2 complaining that it cant find the swap utilities.
+ # These are not required in the initrd
+ for swap_libs in "${TEMP}/initrd-temp/lib/evms/*/swap*.so"
+ do
+ rm ${swap_libs}
+ done
+ fi
+ fi
+
for i in '[' ash basename cat chroot clear cp dirname echo env false find \
- grep gunzip gzip insmod ln ls loadkmap losetup lsmod mkdir mknod modprobe more mount mv \
- pivot_root ps awk pwd rm rmdir rmmod sh sleep tar test touch true umount uname \
- xargs yes zcat chmod chown; do
+ grep gunzip gzip ln ls loadkmap losetup lsmod mdev mkdir mknod more mount \
+ mv pivot_root ps awk pwd rm rmdir rmmod sed sh sleep tar test touch true \
+ umount uname xargs yes zcat chmod chown cut kill killall; do
rm -f ${TEMP}/initrd-temp/bin/$i > /dev/null
- ln ${TEMP}/initrd-temp/bin/busybox ${TEMP}/initrd-temp/bin/$i || gen_die "could not link ${i}"
+ ln ${TEMP}/initrd-temp/bin/busybox ${TEMP}/initrd-temp/bin/$i ||
+ gen_die "Busybox error: could not link ${i}!"
+ done
+
+ if isTrue ${LUKS}
+ then
+ if is_static /bin/cryptsetup
+ then
+ print_info 1 "Including LUKS support"
+ rm -f ${TEMP}/initrd-temp/sbin/cryptsetup
+ cp /bin/cryptsetup ${TEMP}/initrd-temp/sbin/cryptsetup
+ chmod +x "${TEMP}/initrd-temp/sbin/cryptsetup"
+ else
+ print_info 1 "LUKS support requires static cryptsetup at /bin/cryptsetup"
+ print_info 1 "Not including LUKS support"
+ fi
+ fi
+}
+
+print_list() {
+ local x
+ for x in ${*}
+ do
+ echo ${x}
done
}
create_initrd_modules() {
+ local group
+ local group_modules
+
if [ "${PAT}" -gt "4" ]
then
MOD_EXT=".ko"
else
MOD_EXT=".o"
fi
- local modc i mods mymod
- for modc in storage firewire ataraid pcmcia usb
+
+ print_info 2 "initrd: >> Searching for modules..."
+
+ if [ "${INSTALL_MOD_PATH}" != '' ]
+ then
+ cd ${INSTALL_MOD_PATH}
+ else
+ cd /
+ fi
+
+ for i in `gen_dep_list`
do
- mkdir -p ${TEMP}/initrd-temp/lib/modules/${modc}
- mods=`echo $modc | tr [:lower:] [:upper:]`_MODULES
- eval mymods=\$$mods
- for i in ${mymods}
- do
- print_info 2 "$i : module searching" 1 0
- mymod=`find /lib/modules/${KV} -name "${i}${MOD_EXT}"`
- if [ -z "${mymod}" ]
- then
- print_info 2 "Warning : ${i}${MOD_EXT} not found; skipping..."
- continue;
- fi
- print_info 2 "copying ${mymod} to initrd"
- cp -ax --parents "${mymod}" "${TEMP}/initrd-temp"
- done
+ mymod=`find ./lib/modules/${KV} -name "${i}${MOD_EXT}" 2>/dev/null| head -n 1`
+ if [ -z "${mymod}" ]
+ then
+ print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
+ continue;
+ fi
+ print_info 2 "initrd: >> Copying ${i}${MOD_EXT}..."
+ cp -ax --parents "${mymod}" "${TEMP}/initrd-temp"
+ done
+
+ cp -ax --parents ./lib/modules/${KV}/modules* ${TEMP}/initrd-temp 2>/dev/null
+
+ mkdir -p "${TEMP}/initrd-temp/etc/modules"
+ for group_modules in ${!MODULES_*}; do
+ group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
+ print_list ${!group_modules} > "${TEMP}/initrd-temp/etc/modules/${group}"
+ done
+}
+
+create_initrd_aux() {
+ if [ -f "${CMD_LINUXRC}" ]
+ then
+ cp "${CMD_LINUXRC}" "${TEMP}/initrd-temp/linuxrc"
+ print_info 2 " >> Copying user specified linuxrc: ${CMD_LINUXRC}"
+ else
+ if [ -f "${GK_SHARE}/${ARCH}/linuxrc" ]
+ then
+ cp "${GK_SHARE}/${ARCH}/linuxrc" "${TEMP}/initrd-temp/linuxrc"
+ else
+ cp "${GK_SHARE}/generic/linuxrc" "${TEMP}/initrd-temp/linuxrc"
+ fi
+ fi
+
+ # Make sure it's executable
+ chmod 0755 "${TEMP}/initrd-temp/linuxrc"
+
+ if [ -f "${GK_SHARE}/${ARCH}/initrd.scripts" ]
+ then
+ cp "${GK_SHARE}/${ARCH}/initrd.scripts" "${TEMP}/initrd-temp/etc/initrd.scripts"
+ else
+ cp "${GK_SHARE}/generic/initrd.scripts" "${TEMP}/initrd-temp/etc/initrd.scripts"
+ fi
+
+ if [ -f "${GK_SHARE}/${ARCH}/initrd.defaults" ]
+ then
+ cp "${GK_SHARE}/${ARCH}/initrd.defaults" "${TEMP}/initrd-temp/etc/initrd.defaults"
+ else
+ cp "${GK_SHARE}/generic/initrd.defaults" "${TEMP}/initrd-temp/etc/initrd.defaults"
+ fi
+
+ echo -n 'HWOPTS="$HWOPTS ' >> "${TEMP}/initrd-temp/etc/initrd.defaults"
+ for group_modules in ${!MODULES_*}; do
+ group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
+ echo -n "${group} " >> "${TEMP}/initrd-temp/etc/initrd.defaults"
done
+ echo '"' >> "${TEMP}/initrd-temp/etc/initrd.defaults"
- cp -ax --parents /lib/modules/${KV}/modules* ${TEMP}/initrd-temp
- cat ${GK_SHARE}/${ARCH}/linuxrc | sed -e "s/%%STORAGE_MODULES%%/${STORAGE_MODULES}/" \
- -e "s/%%FIREWIRE_MODULES%%/${FIREWIRE_MODULES}/" \
- -e "s/%%ATARAID_MODULES%%/${ATARAID_MODULES}/" \
- -e "s/%%PCMCIA_MODULES%%/${PCMCIA_MODULES}/" \
- -e "s/%%USB_MODULES%%/${USB_MODULES}/" \
- > ${TEMP}/initrd-temp/linuxrc
- chmod +x ${TEMP}/initrd-temp/linuxrc
+ if [ -f "${GK_SHARE}/${ARCH}/modprobe" ]
+ then
+ cp "${GK_SHARE}/${ARCH}/modprobe" "${TEMP}/initrd-temp/sbin/modprobe"
+ else
+ cp "${GK_SHARE}/generic/modprobe" "${TEMP}/initrd-temp/sbin/modprobe"
+ fi
+ if isTrue $CMD_DOKEYMAPAUTO
+ then
+ echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initrd-temp/etc/initrd.defaults
+ fi
+ mkdir -p "${TEMP}/initrd-temp/lib/keymaps"
+ /bin/tar -C "${TEMP}/initrd-temp/lib/keymaps" -zxf "${GK_SHARE}/generic/keymaps.tar.gz"
+ if isTrue $CMD_SLOWUSB
+ then
+ echo 'MY_HWOPTS="${MY_HWOPTS} slowusb"' >> ${TEMP}/initrd-temp/etc/initrd.defaults
+ fi
+
+ cd ${TEMP}/initrd-temp/sbin && ln -s ../linuxrc init
+ cd ${OLDPWD}
+ chmod +x "${TEMP}/initrd-temp/linuxrc"
+ chmod +x "${TEMP}/initrd-temp/etc/initrd.scripts"
+ chmod +x "${TEMP}/initrd-temp/etc/initrd.defaults"
+ chmod +x "${TEMP}/initrd-temp/sbin/modprobe"
+}
+
+calc_initrd_size() {
+ local TEST
+ cd ${TEMP}/initrd-temp/
+ TEST=`du -sk 2> /dev/null`
+ echo $TEST | cut "-d " -f1
}
create_initrd() {
local MOD_EXT
- print_info 1 "initrd: creating loopback filesystem"
- create_initrd_loop 5000
- print_info 1 "initrd: creating base system"
+ print_info 1 "initrd: >> Initializing..."
create_base_initrd_sys
- print_info 1 "initrd: copying modules"
- create_initrd_modules
+ if [ "${NOINITRDMODULES}" = '' ]
+ then
+ print_info 1 " >> Copying modules..."
+ create_initrd_modules
+ else
+ print_info 1 "initrd: Not copying modules..."
+ fi
+
+ print_info 1 " >> Copying auxilary files..."
+ create_initrd_aux
- print_info 1 "initrd: cleaning up and compressing initrd"
+ INITRD_CALC_SIZE=`calc_initrd_size`
+ INITRD_SIZE=`expr ${INITRD_CALC_SIZE} + 250`
+ print_info 1 " :: Size is at ${INITRD_SIZE}K"
+ print_info 1 " >> Creating loopback filesystem..."
+ create_initrd_loop ${INITRD_SIZE}
+
+ print_info 1 " >> Moving initrd files to the loopback..."
+ move_initrd_to_loop
+
+ print_info 1 " >> Cleaning up and compressing the initrd..."
create_initrd_unmount_loop
if [ "${COMPRESS_INITRD}" ]
then
- gzip -f -9 ${TEMP}/initrd-loop
- mv ${TEMP}/initrd-loop.gz ${TEMP}/initrd-loop
+ gzip -f -9 ${TMPDIR}/initrd-${KV}
+ mv ${TMPDIR}/initrd-${KV}.gz ${TMPDIR}/initrd-${KV}
fi
- if [ "${BOOTSPLASH}" -eq "1" ]
+ if ! isTrue "${CMD_NOINSTALL}"
then
- print_info 1 "initrd: copying bootsplash"
- /sbin/splash -s -f /etc/bootsplash/gentoo/config/bootsplash-800x600.cfg >> ${TEMP}/initrd-loop || gen_die "could not copy 800x600 bootsplash"
- /sbin/splash -s -f /etc/bootsplash/gentoo/config/bootsplash-1024x768.cfg >> ${TEMP}/initrd-loop || gen_die "could not copy 1024x768 bootsplash"
- /sbin/splash -s -f /etc/bootsplash/gentoo/config/bootsplash-1280x1024.cfg >> ${TEMP}/initrd-loop || gen_die "could not copy 1280x1024 bootsplash"
- /sbin/splash -s -f /etc/bootsplash/gentoo/config/bootsplash-1600x1200.cfg >> ${TEMP}/initrd-loop || gen_die "could not copy 1600x1200 bootsplash"
+ copy_image_with_preserve "initrd" \
+ "${TMPDIR}/initrd-${KV}" \
+ "initrd-${KNAME}-${ARCH}-${KV}"
fi
- cp ${TEMP}/initrd-loop /boot/initrd-${KV} || gen_die "could not copy initrd to boot"
-}
+ # Pegasos hack for merging the initrd into the kernel at compile time
+ [ "${KERNEL_MAKE_DIRECTIVE}" == 'zImage.initrd' -a "${GENERATE_Z_IMAGE}" = '1' ] ||
+ [ "${KERNEL_MAKE_DIRECTIVE_2}" == 'zImage.initrd' -a "${GENERATE_Z_IMAGE}" = '1' ] &&
+ cp ${TMPDIR}/initrd-${KV} ${KERNEL_DIR}/arch/${ARCH}/boot/images/ramdisk.image.gz &&
+ rm ${TMPDIR}/initrd-${KV}
+
+ # Mips also mimics Pegasos to merge the initrd into the kernel
+ [ ${BUILD_INITRAMFS} -eq 1 ] \
+ && cp ${TMPDIR}/initrd-${KV} ${KERNEL_DIR}/mips/ramdisk/initrd.img.gz
+}