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#!/usr/bin/env sh
# helper script: generate release archive (ROM images)
#
# Copyright (C) 2020,2021,2022,2023 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${DEBUG+set}" = 'xset' ] && set -v
set -u -e
projectname="$(cat projectname)"
version="version-unknown"
versiondate="version-date-unknown"
tree="default"
target=""
CONFIG_HAVE_MRC=""
CONFIG_HAVE_ME_BIN=""
CONFIG_KBC1126_FIRMWARE=""
CONFIG_INCLUDE_SMSC_SCH5545_EC_FW=""
ifdtool="cbutils/${tree}/ifdtool"
cbfstool="cbutils/${tree}/cbfstool"
main()
{
printf "Building ROM image archives for version %s\n" "${version}"
init_check
for romdir in bin/*; do
make_archive "${romdir}"
done
printf "\nROM archives available at release/%s/roms/\n\n" "${version}"
}
init_check()
{
[ -f version ] && \
version="$(cat version)"
[ -f versiondate ] && \
versiondate="$(cat versiondate)"
[ ! -d "bin/" ] && \
err "no ROMs built yet. exiting"
[ ! -d "release/" ] && \
mkdir -p release/
[ ! -d "release/${version}/" ] && \
mkdir -p "release/${version}/"
[ -d "release/${version}/roms/" ] && \
rm -Rf "release/${version}/roms/"
[ ! -d "release/${version}/roms/" ] && \
mkdir -p "release/${version}/roms/"
}
make_archive()
{
romdir=${1}
target="${romdir##*/}"
echo ${target}
[ -d "${romdir}/" ] || continue
CONFIG_HAVE_MRC="y"
CONFIG_HAVE_ME_BIN="y"
CONFIG_KBC1126_FIRMWARE="y"
CONFIG_INCLUDE_SMSC_SCH5545_EC_FW="y"
grep "CONFIG_HAVE_ME_BIN=y" "resources/coreboot/${target}/config/"* || \
CONFIG_HAVE_ME_BIN="n"
grep "CONFIG_HAVE_MRC=y" "resources/coreboot/${target}/config/"* || \
CONFIG_HAVE_MRC="n"
grep "CONFIG_KBC1126_FIRMWARE=y" \
"resources/coreboot/${target}/config"/* || \
CONFIG_KBC1126_FIRMWARE="n"
grep "CONFIG_INCLUDE_SMSC_SCH5545_EC_FW=y" \
"resources/coreboot/${target}/config"/* || \
CONFIG_INCLUDE_SMSC_SCH5545_EC_FW="n"
# remove ME/MRC/EC firmware from ROM images
if [ "${CONFIG_HAVE_ME_BIN}" = "y" ] \
|| [ "${target}" = "e6400nvidia_4mb" ]; then
strip_archive "${romdir}"
fi
printf "Generating release/%s/roms/%s-%s_%s.tar.xz\n" \
"${version}" "${projectname}" \
"${version}" "${target##*/}"
printf "%s\n" "${version}" > "${romdir}/version"
printf "%s\n" "${versiondate}" > "${romdir}/versiondate"
printf "%s\n" "${projectname}" > "${romdir}/projectname"
f="release/${version}/roms/${projectname}-${version}_${target##*/}"
tar -c "${romdir}/" | xz -9e > "${f}.tar.xz"
if [ -d "${romdir}_tmp" ]; then
rm -Rf "${romdir}"
mv "${romdir}_tmp" "${romdir}"
fi
}
strip_archive()
{
romdir=${1}
[ -d coreboot/${tree} ] || \
./fetch_trees coreboot ${tree} || exit 1
./build coreboot utils ${tree} || exit 1
rm -Rf "${romdir}_tmp" # dirty hack, to reduce disk io later
# rather than using /tmp, which might not be tmpfs
mkdir "${romdir}_tmp"
# Hash the rom before removing blobs
[ -f "${romdir}/blobhashes" ] || \
printf "ROMs must match these hashes after blob insertion:" \
> "${romdir}/blobhashes"
(
cd ${romdir} || err "subshell: cd"
sha1sum *.rom >> blobhashes || err "subshell: sha1sum"
)
for romfile in "${romdir}"/*.rom; do
strip_rom_image "${romfile}"
done
}
strip_rom_image()
{
romfile=${1}
[ -f "${romfile}" ] || continue
if [ "${CONFIG_HAVE_ME_BIN}" = "y" ]; then
${ifdtool} --nuke me "${romfile}" || exit 1
mv "${romfile}" "${romdir}_tmp"/
mv "${romfile}.new" "${romfile}"
fi
if [ "${CONFIG_HAVE_MRC}" = "y" ]; then
${cbfstool} "${romfile}" remove -n mrc.bin || exit 1
${cbfstool} "${romfile}" print
fi
if [ "${CONFIG_KBC1126_FIRMWARE}" = "y" ]; then
${cbfstool} "${romfile}" remove -n ecfw1.bin || exit 1
${cbfstool} "${romfile}" remove -n ecfw2.bin || exit 1
fi
[ "${CONFIG_INCLUDE_SMSC_SCH5545_EC_FW}" != "y" ] || \
${cbfstool} "${romfile}" remove -n sch5545_ecfw.bin || exit 1
# TODO: replace this board-specific hack
[ "${target}" != "e6400nvidia_4mb" ] || \
${cbfstool} "${romfile}" remove -n "pci10de,06eb.rom" || exit 1
}
err()
{
printf "%s: %s\n" $0 $1
exit 1
}
main $@
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