#!/usr/bin/env sh # generate GRUB ELF files (coreboot payload) and configuration files # # Copyright (C) 2014,2015,2020,2021,2023 Leah Rowe <info@minifree.org> # # This program 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. # # This program 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 this program. If not, see <http://www.gnu.org/licenses/>. # [ "x${DEBUG+set}" = 'xset' ] && set -v set -u -e grubcfgsdir="resources/grub" keymap="" . "${grubcfgsdir}/modules.list" main() { printf "Creating GRUB payloads and configuration files\n" [ ! -d "grub/" ] && \ ./fetch grub [ ! -f "grub/grub-mkstandalone" ] && \ ./build module grub [ ! -d "elf/" ] && \ mkdir -p elf/ [ ! -d "elf/grub" ] && \ mkdir -p elf/grub/ rm -f elf/grub/* # Separate GRUB payload per keymap to save space in ROM. for keylayoutfile in ${grubcfgsdir}/keymap/*.gkb; do build_grub_payloads "${keylayoutfile}" done printf "Done! Check elf/grub/ to see the files.\n\n" } build_grub_payloads() { keylayoutfile=${1} if [ ! -f "${keylayoutfile}" ]; then continue fi keymap="${keylayoutfile##${grubcfgsdir}/keymap/}" keymap="${keymap%.gkb}" build_grub_elf "${keylayoutfile}" create_grub_config printf "Created 'elf/grub/grub_%s.elf' and configs.'\n" \ "${keymap}" } build_grub_elf() { keylayoutfile=${1} gcfg="/boot/grub/grub.cfg=${grubcfgsdir}" gcfg="${gcfg}/config/grub_memdisk.cfg" grubk="/boot/grub/layouts/${keymap}.gkb=${keylayoutfile}" grub/grub-mkstandalone \ --grub-mkimage="grub/grub-mkimage" \ -O i386-coreboot \ -o elf/grub/grub_${keymap}.elf \ -d grub/grub-core/ \ --fonts= --themes= --locales= \ --modules="${grub_modules}" \ --install-modules="${grub_install_modules}" \ ${gcfg} ${grubk} } create_grub_config() { sed "s/usqwerty/${keymap}/" \ < ${grubcfgsdir}/config/grub.cfg \ > elf/grub/grub_${keymap}.cfg sed "s/grubtest.cfg/grub.cfg/" \ < elf/grub/grub_${keymap}.cfg \ > elf/grub/grub_${keymap}_test.cfg } main $@