105 lines
2.9 KiB
Plaintext
105 lines
2.9 KiB
Plaintext
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#!/usr/bin/env sh
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# generate GRUB ELF files (coreboot payload) and configuration files
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#
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# Copyright (C) 2014,2015,2020,2021,2023 Leah Rowe <info@minifree.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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[ "x${DEBUG+set}" = 'xset' ] && set -v
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set -u -e
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. "include/err.sh"
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grubcfgsdir="resources/grub"
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keymap=""
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. "${grubcfgsdir}/modules.list"
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main()
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{
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printf "Creating GRUB payloads and configuration files\n"
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handle_dependencies
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# Separate GRUB payload per keymap to save space in ROM.
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for keylayoutfile in ${grubcfgsdir}/keymap/*.gkb; do
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[ -f "${keylayoutfile}" ] || continue
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build_grub_payloads "${keylayoutfile}"
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done
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printf "Done! Check elf/grub/ to see the files.\n\n"
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}
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handle_dependencies()
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{
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[ -d "grub/" ] || \
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./fetch grub || \
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err "handle_dependencies: cannot fetch grub"
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[ -f "grub/grub-mkstandalone" ] || \
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./build grub utils || \
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err "handle_dependencies: cannot build grub utils"
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[ -d "elf/grub" ] || \
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mkdir -p elf/grub || \
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err "handle_dependencies: cannot mkdir elf/grub"
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rm -f elf/grub/* || \
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err "handle_dependencies: cannot rm inside: elf/grub/"
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}
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build_grub_payloads()
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{
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keylayoutfile=${1}
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[ -f "${keylayoutfile}" ] || continue
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keymap="${keylayoutfile##${grubcfgsdir}/keymap/}"
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keymap="${keymap%.gkb}"
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build_grub_elf "${keylayoutfile}"
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create_grub_config
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printf "Created 'elf/grub/grub_%s.elf' and configs.'\n" "${keymap}"
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}
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build_grub_elf()
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{
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keylayoutfile=${1}
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gcfg="/boot/grub/grub.cfg=${grubcfgsdir}"
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gcfg="${gcfg}/config/grub_memdisk.cfg"
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grubk="/boot/grub/layouts/${keymap}.gkb=${keylayoutfile}"
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grub/grub-mkstandalone \
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--grub-mkimage="grub/grub-mkimage" \
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-O i386-coreboot \
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-o "elf/grub/grub_${keymap}.elf" \
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-d grub/grub-core/ \
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--fonts= --themes= --locales= \
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--modules="${grub_modules}" \
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--install-modules="${grub_install_modules}" \
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"${gcfg}" "${grubk}" || \
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err "build_grub_elf: cannot build grub payload (grub-mkstandalone)"
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}
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create_grub_config()
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{
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sed "s/usqwerty/${keymap}/" < "${grubcfgsdir}/config/grub.cfg" \
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> "elf/grub/grub_${keymap}.cfg" || \
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err "create_grub_config: sed failed: grub.cfg"
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sed "s/grubtest.cfg/grub.cfg/" < "elf/grub/grub_${keymap}.cfg" \
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> "elf/grub/grub_${keymap}_test.cfg" || \
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err "create_grub_config: sed failed: grubtest.cfg"
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}
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main $@
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