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Diffstat (limited to 'util/grub-mkrescue.in')
| -rw-r--r-- | util/grub-mkrescue.in | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/util/grub-mkrescue.in b/util/grub-mkrescue.in new file mode 100644 index 0000000..f7f7517 --- /dev/null +++ b/util/grub-mkrescue.in @@ -0,0 +1,315 @@ +#! /bin/sh +set -e + +# Make GRUB rescue image +# Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc. +# +# GRUB 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 3 of the License, or +# (at your option) any later version. +# +# GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. + +# Initialize some variables. +transform="@program_transform_name@" + +prefix=@prefix@ +exec_prefix=@exec_prefix@ +bindir=@bindir@ +libdir=@libdir@ +PACKAGE_NAME=@PACKAGE_NAME@ +PACKAGE_TARNAME=@PACKAGE_TARNAME@ +PACKAGE_VERSION=@PACKAGE_VERSION@ +target_cpu=@target_cpu@ +native_platform=@platform@ +pkglib_DATA="moddep.lst command.lst fs.lst partmap.lst parttool.lst handler.lst video.lst crypto.lst terminal.lst" + +self=`basename $0` + +multiboot_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-multiboot +coreboot_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-coreboot +qemu_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-qemu +pc_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-pc +efi32_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/i386-efi +efi64_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/x86_64-efi +rom_directory= +override_dir= +grub_mkimage=${bindir}/`echo grub-mkimage | sed ${transform}` + +xorriso=xorriso + +# Usage: usage +# Print the usage. +usage () { + cat <<EOF +Usage: $self [OPTION] SOURCE... +Make GRUB rescue image. + + -h, --help print this message and exit + -v, --version print the version information and exit + -o, --output=FILE save output in FILE [required] + --modules=MODULES pre-load specified modules MODULES + --rom-directory=DIR save rom images in DIR [optional] + --xorriso=FILE use FILE as xorriso [optional] + --grub-mkimage=FILE use FILE as grub-mkimage + +$self generates a bootable rescue image with specified source files, source +directories, or mkisofs options listed by: xorriso -as mkisofs -help + +Option -- switches to native xorriso command mode. + +Report bugs to <bug-grub@gnu.org>. +Mail xorriso support requests to <bug-xorriso@gnu.org>. +EOF +} + +argument () { + opt=$1 + shift + + if test $# -eq 0; then + echo "$0: option requires an argument -- '$opt'" 1>&2 + exit 1 + fi + echo $1 +} + +# Check the arguments. +while test $# -gt 0 +do + option=$1 + shift + + case "$option" in + -h | --help) + usage + exit 0 ;; + -v | --version) + echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}" + exit 0 ;; + + --modules) + modules=`argument $option "$@"`; shift ;; + --modules=*) + modules=`echo "$option" | sed 's/--modules=//'` ;; + + -o | --output) + output_image=`argument $option "$@"`; shift ;; + --output=*) + output_image=`echo "$option" | sed 's/--output=//'` ;; + + --rom-directory) + rom_directory=`argument $option "$@"`; shift ;; + --rom-directory=*) + rom_directory=`echo "$option" | sed 's/--rom-directory=//'` ;; + + # Intentionally undocumented + --override-directory) + override_dir=`argument $option "$@"` + shift + PATH=${override_dir}:$PATH + export PATH + ;; + --override-directory=*) + override_dir=`echo "${option}/" | sed 's/--override-directory=//'` + PATH=${override_dir}:$PATH + export PATH + ;; + + --grub-mkimage) + grub_mkimage=`argument $option "$@"`; shift ;; + --grub-mkimage=*) + grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;; + + --xorriso) + xorriso=`argument $option "$@"`; shift ;; + --xorriso=*) + xorriso=`echo "${option}/" | sed 's/--xorriso=//'` ;; + + *) + source="${source} ${option} $@"; break ;; + esac +done + +if [ "x${output_image}" = x ] ; then + echo "output file must be given" >&2 + usage + exit 1 +fi + +set $grub_mkimage dummy +if test -f "$1"; then + : +else + echo "$1: Not found." 1>&2 + exit 1 +fi + +iso9660_dir=`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1 +mkdir -p ${iso9660_dir}/boot/grub + +process_input_dir () +{ + input_dir="$1" + platform="$2" + mkdir -p ${iso9660_dir}/boot/grub/${platform} + for file in "${input_dir}/"*.mod "${input_dir}/"efiemu32.o "${input_dir}/"efiemu64.o; do + if test -f "$file"; then + cp -f "$file" ${iso9660_dir}/boot/grub/${platform}/ + fi + done + for file in ${pkglib_DATA}; do + if test -f "${input_dir}/${file}"; then + cp -f "${input_dir}/${file}" ${iso9660_dir}/boot/grub/${platform}/ + fi + done + + mkdir -p ${iso9660_dir}/boot/grub/locale + for file in ${input_dir}/po/*.mo; do + if test -f "$file"; then + cp -f "$file" ${iso9660_dir}/boot/grub/locale/ + fi + done +} + +make_image () +{ + source_directory="$1" + platform=$2 + if ! test -e "${source_directory}"; then + return; + fi + + echo "Enabling $2 support ..." + + memdisk_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1 + memdisk_dir=`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1 + mkdir -p ${memdisk_dir}/boot/grub + + cat << EOF > ${memdisk_dir}/boot/grub/grub.cfg +search --fs-uuid --set=root ${iso_uuid} +set prefix=(\${root})/boot/grub/${platform} +source \$prefix/grub.cfg +EOF + (for i in $(cat ${source_directory}/partmap.lst) ${modules} ; do + echo "insmod $i" + done ; \ + echo "source /boot/grub/grub.cfg") \ + > ${iso9660_dir}/boot/grub/${platform}/grub.cfg + + (cd "${memdisk_dir}"; tar -cf - boot) > "${memdisk_img}" + rm -rf ${memdisk_dir} + $grub_mkimage -O ${platform} -d "${source_directory}" -m "${memdisk_img}" -o "$3" --prefix='(memdisk)/boot/grub' \ + search iso9660 configfile normal memdisk tar $4 + rm -rf ${memdisk_img} +} + +if [ "${override_dir}" = "" ] ; then + if test -e "${multiboot_dir}" ; then + process_input_dir ${multiboot_dir} i386-multiboot + fi + if test -e "${coreboot_dir}" ; then + process_input_dir ${coreboot_dir} i386-coreboot + fi + if test -e "${qemu_dir}" ; then + process_input_dir ${qemu_dir} i386-qemu + fi + if test -e "${pc_dir}" ; then + process_input_dir ${pc_dir} i386-pc + fi + if test -e "${efi32_dir}" ; then + process_input_dir ${efi32_dir} i386-efi + fi + if test -e "${efi64_dir}" ; then + process_input_dir ${efi64_dir} x86_64-efi + fi +else + process_input_dir ${override_dir} ${target_cpu}-${native_platform} + multiboot_dir= + pc_dir= + efi32_dir= + efi64_dir= + coreboot_dir= + qemu_dir= + case "${target_cpu}-${native_platform}" in + i386-multiboot) multiboot_dir=${override_dir} ;; + i386-coreboot) coreboot_dir=${override_dir} ;; + i386-qemu) qemu_dir=${override_dir} ;; + i386-pc) pc_dir=${override_dir} ;; + i386-efi) efi32_dir=${override_dir} ;; + x86_64-efi) efi64_dir=${override_dir} ;; + esac +fi + +# obtain date-based UUID +iso_uuid=$(date -u +%Y-%m-%d-%H-%M-%S-00) +grub_mkisofs_arguments="${grub_mkisofs_arguments} --modification-date=$(echo ${iso_uuid} | sed -e s/-//g)" + +# build BIOS core.img +if test -e "${pc_dir}" ; then + echo "Enabling BIOS support ..." + core_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1 + $grub_mkimage -O i386-pc -d ${pc_dir}/ -o ${core_img} --prefix=/boot/grub/i386-pc \ + iso9660 biosdisk + cat ${pc_dir}/cdboot.img ${core_img} > ${iso9660_dir}/boot/grub/i386-pc/eltorito.img + + embed_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1 + cat ${pc_dir}/boot.img ${core_img} > ${embed_img} + + rm -f ${core_img} + + (for i in $(cat ${pc_dir}/partmap.lst) ${modules} ; do + echo "insmod $i" + done ; \ + echo "source /boot/grub/grub.cfg") \ + > ${iso9660_dir}/boot/grub/i386-pc/grub.cfg + + grub_mkisofs_arguments="${grub_mkisofs_arguments} -b boot/grub/i386-pc/eltorito.img -no-emul-boot -boot-info-table \ + --embedded-boot ${embed_img}" +fi + +# build multiboot core.img +make_image "${multiboot_dir}" i386-multiboot "${iso9660_dir}/boot/multiboot.img" "ata at_keyboard" + +if test -e "${efi64_dir}" || test -e "${efi32_dir}"; then + efi_dir=`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1 + mkdir -p "${efi_dir}/efi/boot" + + # build bootx64.efi + make_image "${efi64_dir}" x86_64-efi "${efi_dir}"/efi/boot/bootx64.efi "" + # build bootia32.efi + make_image "${efi32_dir}" i386-efi "${efi_dir}"/efi/boot/bootia32.efi "" + if [ -e "${efi_dir}"/efi/boot/bootia32.efi ]; then + # For old macs. Suggested by Peter Jones. + cp "${efi_dir}"/efi/boot/bootia32.efi "${efi_dir}"/efi/boot/boot.efi + fi + + mformat -C -f 2880 -L 16 -i "${iso9660_dir}"/efi.img :: + mcopy -s -i "${iso9660_dir}"/efi.img ${efi_dir}/efi ::/ + rm -rf ${efi_dir} + grub_mkisofs_arguments="${grub_mkisofs_arguments} --efi-boot efi.img" +fi + +make_image "${qemu_dir}" i386-qemu "${iso9660_dir}/boot/qemu.img" "ata at_keyboard" +if [ -e "${iso9660_dir}/boot/qemu.img" ] && [ -d "${rom_directory}" ]; then + cp "${iso9660_dir}/boot/qemu.img" "${rom_directory}/qemu.img" +fi +make_image "${coreboot_dir}" i386-coreboot "${iso9660_dir}/boot/coreboot.elf" "ata at_keyboard" +if [ -e "${iso9660_dir}/boot/coreboot.elf" ] && [ -d "${rom_directory}" ]; then + cp "${iso9660_dir}/boot/coreboot.elf" "${rom_directory}/coreboot.elf" +fi + +# build iso image +"${xorriso}" -as mkisofs -graft-points ${grub_mkisofs_arguments} --protective-msdos-label -o ${output_image} -r ${iso9660_dir} --sort-weight 0 / --sort-weight 1 /boot ${source} +rm -rf ${iso9660_dir} + +rm -f ${embed_img} + +exit 0 |