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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${DEBUG+set}" = 'xset' ] && set -v
set -u -e
. "include/err.sh"
read projectname < projectname
version="version-unknown"
versiondate="version-date-unknown"
tree="default"
target=""
CONFIG_HAVE_MRC=""
CONFIG_HAVE_ME_BIN=""
CONFIG_KBC1126_FIRMWARE=""
CONFIG_INCLUDE_SMSC_SCH5545_EC_FW=""
ifdtool="cbutils/${tree}/ifdtool"
cbfstool="cbutils/${tree}/cbfstool"
microcode_required="y"
main()
{
printf "Building ROM image archives for version %s\n" "${version}"
init_check
for romdir in bin/*; do
[ -d "${romdir}" ] || continue
make_archive "${romdir}"
done
printf "\nROM archives available at release/%s/roms/\n\n" "${version}"
}
init_check()
{
[ -f version ] && \
read version < version
[ -f versiondate ] && \
read versiondate < versiondate
[ ! -d "bin/" ] && \
err "init_check: no ROMs built yet (error)"
[ -d "release/" ] || \
mkdir -p release/ || \
err "init_check: !mkdir -p release/"
[ -d "release/${version}/" ] || \
mkdir -p "release/${version}/" || \
err "init_check: !mkdir -p release/${version}/"
[ ! -d "release/${version}/roms/" ] || \
rm -Rf "release/${version}/roms/" || \
err "init_check: !rm -Rf release/${version}/roms/"
if [ ! -d "release/${version}/roms/" ]; then
mkdir -p "release/${version}/roms/" || \
err "init_check: !mkdir -p release/${version}/roms/"
fi
}
make_archive()
{
builddir="${1}"
romdir="tmp/romdir" || \
err "make_archive: cannot create tmpdir"
rm -Rf "${romdir}" || err "make_archive: can't remove tmpdir"
target="${builddir##*/}"
if [ ! -f "config/coreboot/${target}/target.cfg" ]; then
# No config, just make a tarball
tarball=release/${version}/roms/${target}_${version}.tar.xz
tar -c "${builddir}" | xz -T0 -6 > ${tarball} || \
(rm ${tarball}
err "make_archive: cannot make \"${tarball}\"")
return 0
fi
romdir="${romdir}/bin/${target}"
mkdir -p "${romdir}" || \
err "make_archive: can't mkdir tmpdir"
cp "${builddir}"/* "${romdir}" || \
err "make_archive: cannot copy ROM images directory -> ${romdir}"
printf "%s\n" "${target}"
microcode_required="y"
. "config/coreboot/${target}/target.cfg"
if [ "${microcode_required}" != "y" ] && \
[ "${microcode_required}" != "n" ]; then microcode_required="y"; fi
for x in CONFIG_HAVE_MRC CONFIG_HAVE_ME_BIN CONFIG_KBC1126_FIRMWARE \
CONFIG_INCLUDE_SMSC_SCH5545_EC_FW; do
eval "${x}=\"y\""
grep "${x}=y" "config/coreboot/${target}/config/"* || \
eval "${x}=\"n\""
done
# remove ME/MRC/EC firmware from ROM images
if [ "${CONFIG_HAVE_ME_BIN}" = "y" ] || \
[ "${target}" = "e6400_4mb" ] || \
[ "${microcode_required}" = "n" ]; 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" || \
err "make_archive: can't create ${romdir}/version"
printf "%s\n" "${versiondate}" > "${romdir}/versiondate" || \
err "make_archive: can't create ${romdir}/versiondate"
printf "%s\n" "${projectname}" > "${romdir}/projectname" || \
err "make_archive: can't create ${romdir}/projectname"
archivename="${projectname}-${version}_${target##*/}"
f="release/${version}/roms/${archivename}"
(
cd "${romdir%/bin/${target}}" || err "make_archive: can't cd to tmpdir"
tar -c "bin/${target}/" | xz -T0 -9e > "${archivename}.tar.xz" || \
err "make_archive:cant make ${projectname}-${version}_${target##*/}"
)
mv "${romdir%/bin/${target}}/${archivename}.tar.xz" "${f}.tar.xz" || \
err "make_archive: can't copy tarball"
rm -Rf "${romdir%/bin/${target}}" || \
err "make_archive: can't delete tmpdir"
}
strip_archive()
{
romdir=${1}
[ -d "coreboot/${tree}" ] || \
./update project trees coreboot ${tree} || \
err "strip_archive: coreboot/${tree}: can't fetch source"
./build coreboot utils ${tree} || \
err "strip_archive: coreboot/${tree}: can't build utils"
if [ "${microcode_required}" = "n" ]; then
for romfile in "${romdir}"/*.rom; do
[ -f "${romfile}" ] || continue
strip_ucode "${romfile}"
done
for romfile in "${romdir}"/*.tmprom; do
[ -f "${romfile}" ] || continue
mv "${romfile}" "${romfile%.tmprom}.rom" || \
err "can't make no-u rom: ${romfile%.tmprom}.rom"
done
fi
# Hash the rom before removing blobs
rm -f "${romdir}/blobhashes" || \
err "strip_archive: !rm -f ${blobdir}/blobhashes"
touch "${romdir}/blobhashes" || \
err "strip_archive: !touch ${blobdir}/blobhashes"
(
cd "${romdir}" || err "strip_archive: !cd ${romdir}"
sha512sum *.rom >> blobhashes || \
err "strip_archive: ${romdir}: !sha512sum *.rom >> blobhashes"
)
for romfile in "${romdir}"/*.rom; do
[ -f "${romfile}" ] || continue
strip_rom_image "${romfile}"
done
}
strip_ucode()
{
romfile=${1}
_newrom_b="${romfile%.rom}_nomicrocode.tmprom"
cp "${romfile}" "${_newrom_b}" || \
err "strip_rom_image: cp \"${romfile}\" \"${_newrom_b}\""
microcode_present="y"
"${cbfstool}" "${_newrom_b}" remove -n \
cpu_microcode_blob.bin 2>/dev/null || microcode_present="n"
if [ "${microcode_present}" = "n" ]; then
printf "REMARK: '%s' already lacks microcode\n" "${romfile}" \
1>&2
printf "Renaming default ROM file instead.\n" 1>&2
mv "${romfile}" "${_newrom_b}" || \
err "strip_rom_image: can't rename no-u ${romfile}"
fi
}
strip_rom_image()
{
romfile=${1}
[ -f "${romfile}" ] || return 0
if [ "${CONFIG_HAVE_ME_BIN}" = "y" ]; then
"${ifdtool}" --nuke me "${romfile}" -O "${romfile}" || \
err "strip_rom_images: ${romfile}: cannot nuke Intel ME"
fi
if [ "${CONFIG_HAVE_MRC}" = "y" ]; then
"${cbfstool}" "${romfile}" remove -n mrc.bin || \
err "strip_rom_images: ${romfile}: cannot nuke mrc.bin"
"${cbfstool}" "${romfile}" print || :
fi
if [ "${CONFIG_KBC1126_FIRMWARE}" = "y" ]; then
"${cbfstool}" "${romfile}" remove -n ecfw1.bin || \
err "strip_rom_images: ${romfile}: can't nuke ecfw1.bin"
"${cbfstool}" "${romfile}" remove -n ecfw2.bin || \
err "strip_rom_images: ${romfile}: can't nuke ecfw2.bin"
fi
[ "${CONFIG_INCLUDE_SMSC_SCH5545_EC_FW}" != "y" ] || \
"${cbfstool}" "${romfile}" remove -n sch5545_ecfw.bin || \
err "strip_rom_images: ${romfile}: can't nuke sch5545ec fw"
# TODO: replace this board-specific hack
if [ "${target}" = "e6400_4mb" ]; then
"${cbfstool}" "${romfile}" remove -n "pci10de,06eb.rom" || \
err "strip_rom_images: ${romfile}: can't nuke e6400 vga rom"
fi
}
main $@
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