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#!/usr/bin/env bash
# helper script: builds SeaBIOS source code
#
# Copyright (C) 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
payloaddir="payload/seabios"
seabios_elf="seabios/out/bios.bin.elf"
seavgabios="seabios/out/vgabios.bin"
main()
{
printf "Building SeaBIOS payloads and SeaVGABIOS\n"
check_dependencies
build_seabios_payloads
# clean it again. gotta keep it clean!
[[ -f Makefile ]] && make -C seabios distclean
printf "Done! SeaBIOS files are in %s/\n\n" ${payloaddir}
}
check_dependencies()
{
if [ ! -d "${payloaddir}" ]; then
mkdir -p ${payloaddir}/ || exit 1
fi
rm -f ${payloaddir}/* || exit 1
if [ ! -d "seabios/" ]; then
./download seabios || exit 1
fi
}
build_seabios_payloads()
{
for x in normal vgarom libgfxinit; do
if [ ! -f seabios/Makefile ]; then
printf "SeaBIOS not properly downloaded.\n"
exit 1
fi
make distclean -BC seabios || exit 1
cp "resources/seabios/config/${x}" seabios/.config
make silentoldconfig -j$(nproc) -BC seabios || exit 1
make -j$(nproc) -BC seabios || exit 1
seabios_elf_dst="${payloaddir}/seabios_${x}.elf"
cp ${seabios_elf} "${seabios_elf_dst}" || exit 1
if [ "${x}" = "libgfxinit" ]; then
cp ${seavgabios} ${payloaddir}/seavgabios.bin \
|| exit 1
fi
rm -f seabios/.config || exit 1
done
}
main $@
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