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|
#!/usr/bin/env sh
# helper script: create ROM images for a given mainboard
#
# Copyright (C) 2020,2021,2023 Leah Rowe <info@minifree.org>
# Copyright (C) 2021,2022 Ferass El Hafidi
# <vitali64pmemail@protonmail.com>
# Copyright (C) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
# Copyright (C) 2022 Alper Nebi Yasak <alpernebiyasak@gmail.com>
#
# 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/>.
#
# This script assumes that the working directory is the root
# of git or release archive
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
projectname="$(cat projectname)"
cbcfgdir="resources/coreboot"
boardcfgdir=""
kmapdir="resources/grub/keymap"
displaymodes=""
payloads=""
keyboard_layouts=""
board=""
grub_scan_disk="undefined"
cbtree="undefined"
romtype="normal" # optional parameter in board.cfg. "normal" is default
arch="undefined"
# Disable all payloads by default.
# board.cfg files have to specifically enable [a] payload(s)
payload_grub="n"
payload_grub_withseabios="n" # seabios chainloaded from grub
payload_seabios="n"
payload_seabios_withgrub="n" # i386-coreboot grub from SeaBIOS boot menu
payload_memtest="n"
payload_uboot="n"
uboot_config="undefined"
romdir=""
cbdir=""
cbfstool=""
corebootrom=""
seavgabiosrom=""
# almost all boards will set at least one of these to "n"
blobs_required=""
microcode_required=""
CROSS_COMPILE=""
main()
{
while [ $# -gt 0 ]; do
case ${1} in
-d)
displaymodes="${displaymodes}${2}"
shift ;;
-p)
payloads="${payloads}${2}"
shift ;;
-k)
keyboard_layouts="${keyboard_layouts}${2}"
shift ;;
*)
board=${1} ;;
esac
shift
done
printf "board %s , kb %s , displaymode %s , payloads %s\n" \
${board} ${keyboard_layouts} ${displaymodes} \
${payloads}
if [ "${board}" = "" ]; then
printf "build/roms: undefined board. Exiting\n"
exit 1
fi
load_config
build_dependencies
build_rom_images
}
load_config()
{
boardcfgdir="${cbcfgdir}/${board}"
if [ ! -d "${boardcfgdir}" ]; then
printf "build/roms: Target not defined: %s\n" ${board}
exit 1
fi
if [ ! -f "${boardcfgdir}/board.cfg" ]; then
printf "build/roms %s: Missing board.cfg\n" ${board}
exit 1
fi
. "${boardcfgdir}/board.cfg"
if [ "${board}" != "${cbtree}" ]; then
cbdir="coreboot/${cbtree}"
else
cbdir="coreboot/${board}"
fi
romdir="bin/${board}"
cbfstool="cbutils/${cbtree}/cbfstool"
seavgabiosrom="payload/seabios/seavgabios.bin"
corebootrom="${cbdir}/build/coreboot.rom"
if [ "${grub_scan_disk}" = "undefined" ]; then
printf "build/roms '%s': grub_scan_disk is undefined. " \
${board}
printf "Defaulting to 'both'.\n"
grub_scan_disk="both"
fi
if [ "${grub_scan_disk}" != "both" ] && \
[ "${grub_scan_disk}" != "ata" ] && \
[ "${grub_scan_disk}" != "ahci" ]; then
printf "build/roms '%s': invalid grub_scan_disk config. " \
${board}
printf "Defaulting to 'both'.\n"
grub_scan_disk="both"
# erroring out would be silly. just use the default
fi
if [ "${cbtree}" = "undefined" ]; then
printf "build/roms '%s': undefined coreboot tree. " \
${board}
printf "Skipping build.\n"
exit 1
fi
if [ "${arch}" = "undefined" ]; then
printf "build/roms '%s': undefined CPU type. " \
${board}
printf "Skipping build.\n"
exit 1
fi
if [ "${payload_memtest}" != "n" ] && \
[ "${payload_memtest}" != "y" ]; then
payload_memtest="n"
fi
if [ "${payload_grub_withseabios}" = "y" ]; then
payload_grub="y"
fi
if [ "${payload_grub_withseabios}" = "y" ]; then
payload_seabios="y"
payload_seabios_withgrub="y"
fi
if [ "${payload_seabios_withgrub}" = "y" ]; then
payload_seabios="y"
fi
if [ "${payload_uboot}" != "n" ] && \
[ "${payload_uboot}" != "y" ]; then
payload_uboot="n"
fi
if [ "${payload_uboot}" = "y" ] && \
[ "${uboot_config}" = "undefined" ]; then
uboot_config="default"
fi
if [ "${microcode_required}" != "n" ] \
&& [ "${microcode_required}" != "y" ]; then
microcode_required="y"
fi
if [ "${blobs_required}" != "n" ] \
&& [ "${blobs_required}" != "y" ]; then
blobs_required="y"
fi
load_config_overrides
die_if_cbconfig_and_nopayload
}
load_config_overrides()
{
# Override all payload directives with cmdline args
if [ -z ${payloads} ]; then
return 0
fi
echo "setting payloads $payloads"
payload_grub="n"
payload_grub_withseabios="n" # seabios chainloaded from grub
payload_seabios="n"
payload_seabios_withgrub="n" # grub from SeaBIOS menu
payload_uboot="n"
payload_memtest="n"
for payload in ${payloads} ; do
eval "payload_${payload}=y"
done
}
die_if_cbconfig_and_nopayload()
{
# if a coreboot config exists, and payloads are not
# defined in the lbmk config, exit with error
# if no configs exist, this won't fail. this way, cbtrees
# like "default" can exist which just contain patches
if [ "${payload_grub}" = "y" ] || [ "${payload_seabios}" = "y" ] \
|| [ "${payload_uboot}" = "y" ]; then
return 0
fi
for configfile in "${boardcfgdir}/config/"*; do
if [ ! -e "${configfile}" ]; then
continue
fi
printf "build/roms %s: Payload undefined. Exiting.\n" \
${board}
exit 1
done
}
build_dependencies()
{
if [ ! -d "${cbdir}" ]; then
./download coreboot ${cbtree}
fi
./build module cbutils ${cbtree} || exit 1
cat version > "${cbdir}/.coreboot-version"
build_dependency_crossgcc
build_dependency_seabios
build_dependency_grub
build_dependency_uboot
}
build_dependency_crossgcc()
{
if [ "${arch}" = "x86_32" ] || [ "${arch}" = "x86_64" ]; then
if [ ! -d "${cbdir}/util/crossgcc/xgcc/i386-elf/" ]; then
# Even for 64-bit machines, coreboot builds 32-bit ROM
# images, so we only need to worry about i386-elf
make -C "${cbdir}" crossgcc-i386 CPUS=$(nproc)
fi
case "$(uname -m)" in
x86*|i*86|amd64) : ;;
*) export CROSS_COMPILE=i386-elf- ;;
esac
elif [ "${arch}" = "ARMv7" ]; then
if [ ! -d "${cbdir}/util/crossgcc/xgcc/arm-eabi/" ]; then
make -C "${cbdir}" crossgcc-arm CPUS=$(nproc)
fi
case "$(uname -m)" in
arm|arm32|armv6*|armv7*) : ;;
*) export CROSS_COMPILE=arm-eabi- ;;
esac
elif [ "${arch}" = "AArch64" ]; then
if [ ! -d "${cbdir}/util/crossgcc/xgcc/aarch64-elf/" ]; then
make -C "${cbdir}" crossgcc-aarch64 CPUS=$(nproc)
fi
# aarch64 also needs armv7 toolchain for arm-trusted-firmware
if [ ! -d "${cbdir}/util/crossgcc/xgcc/arm-eabi/" ]; then
make -C "${cbdir}" crossgcc-arm CPUS=$(nproc)
fi
case "$(uname -m)" in
arm64|aarch64) : ;;
*) export CROSS_COMPILE=aarch64-elf- ;;
esac
fi
export PATH="$(pwd)/${cbdir}/util/crossgcc/xgcc/bin:$PATH"
}
build_dependency_seabios()
{
if [ ! -f "${seavgabiosrom}" ] \
|| [ ! -f payload/seabios/seabios_libgfxinit.elf ] \
|| [ ! -f payload/seabios/seabios_vgarom.elf ] \
|| [ ! -f payload/seabios/seabios_normal.elf ]; then
if [ "${payload_seabios}" = "y" ]; then
./build payload seabios
elif [ "${payload_grub}" = "y" ] \
&& [ "${payload_grub_withseabios}" = "y" ]
then
./build payload seabios
fi
fi
if [ "${payload_memtest}" = "y" ] && [ ! -f "memtest86plus/memtest" ]
then
./build module memtest86plus
fi
}
build_dependency_grub()
{
if [ "${payload_grub}" != "y" ] \
&& [ "${payload_seabios_withgrub}" != "y" ]; then
return 0
fi
if [ -f "payload/grub/grub_usqwerty.cfg" ]; then
sha1cmd="sha1sum resources/grub/config/grub.cfg"
grubrefchecksum="$(${sha1cmd} | awk '{print $1}')"
sha1cmd="sha1sum payload/grub/grub_usqwerty.cfg"
grubsha1="$(${sha1cmd} | awk '{print $1}')"
if [ "${grubrefchecksum}" != "${grubsha1}" ]; then
rm -Rf payload/grub/
printf "GRUB change detected. Rebuilding:\n"
fi
else
printf "GRUB payloads needed. Building:\n"
rm -Rf payload/grub/ # just in case
fi
for keymapfile in ${kmapdir}/*; do
if [ ! -f "${keymapfile}" ]; then
continue
fi
keymap="${keymapfile##*/}"
keymap="${keymap%.gkb}"
grubelf="payload/grub/grub_${keymap}.elf"
grubcfg="payload/grub/grub_${keymap}.cfg"
grubtestcfg="payload/grub/grub_${keymap}_test.cfg"
if [ ! -f "${grubelf}" ] || [ ! -f "${grubcfg}" ] || \
[ ! -f "${grubtestcfg}" ]; then
./build payload grub
fi
done
}
build_dependency_uboot()
{
if [ "${payload_uboot}" != "y" ]; then
return 0
fi
ubdir=""
if [ "${uboot_config}" = "default" ]; then
ubdir="payload/u-boot/${board}"
else
ubdir="payload/u-boot/${board}/${uboot_config}"
fi
if [ -f "${ubdir}/u-boot.elf" ]; then
ubootelf="${ubdir}/u-boot.elf"
elif [ -f "${ubdir}/u-boot" ]; then
ubootelf="${ubdir}/u-boot"
else
printf "U-Boot needed. Building:\n"
rm -Rf "payload/u-boot/${board}" # just in case
./build payload u-boot "${board}"
fi
}
build_rom_images()
{
[ -d "${romdir}/" ] || mkdir -p "${romdir}/"
rm -f "${romdir}"/*
for initmode in "normal" "vgarom" "libgfxinit"; do
hmode="vesafb"
if [ "${initmode}" != "vgarom" ]; then
hmode="corebootfb"
fi
modes="${hmode} txtmode"
if [ ! -z ${displaymodes} ]; then
modes="${displaymodes}"
fi
for displaymode in ${modes}; do
if [ "${initmode}" = "normal" ] \
&& [ "$displaymode" != "txtmode" ]; then
continue
fi
cbcfg="${boardcfgdir}/config/${initmode}"
cbcfg="${cbcfg}_${displaymode}"
if [ "${initmode}" = "normal" ]; then
cbcfg="${cbcfg%_*}"
fi
mkRoms "${cbcfg}" "${displaymode}" "${initmode}"
done
done
make distclean -BC "${cbdir}"
}
# Main ROM building function. This calls all other functions
mkRoms()
{
_cbcfg="${1}"
displaymode="${2}"
initmode="${3}"
if [ ! -f "${_cbcfg}" ]; then
printf "'%s' does not exist. Skipping build for %s %s %s\n" \
${_cbcfg} ${board} \
${displaymode} ${initmode}
return 0
fi
# make coreboot ROM without a payload in it
mkCoreboot "${_cbcfg}"
# now add payloads, per user config:
if [ "${displaymode}" = "txtmode" ] \
&& [ "${payload_memtest}" = "y" ]; then
"${cbfstool}" "${corebootrom}" add-payload \
-f memtest86plus/memtest -n img/memtest \
-c lzma || exit 1
fi
if [ "${payload_seabios}" = "y" ]; then
if [ "${payload_seabios_withgrub}" = "n" ]; then
x=${corebootrom}
y=${initmode}
t=$(mkSeabiosRom "$x" "fallback/payload" "$y")
_newrom="${romdir}/seabios_${board}_${initmode}.rom"
if [ "${initmode}" != "normal" ]; then
_newrom="${_newrom%.rom}_${displaymode}.rom"
fi
# rom image ready to be flashed:
moverom "${t}" "${_newrom}" "${romtype}"
rm -f "${t}"
else
tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX)
cp "${corebootrom}" "${tmprom}"
mkRomsWithGrub "${tmprom}" "${initmode}" \
"${displaymode}" "seabios_withgrub"
rm -f "${tmprom}"
fi
fi
if [ "${payload_grub}" = "y" ]; then
mkRomsWithGrub "${corebootrom}" "${initmode}" \
"${displaymode}" "grub"
fi
if [ "${payload_uboot}" = "y" ]; then
x=${corebootrom}
y=${uboot_config}
z=${cbfstool}
tmpubootrom="$(mkUbootRom "$x" "fallback/payload" "$y" "$z")"
if [ "${initmode}" = "normal" ]; then
_newrom="${romdir}/uboot_payload_${board}_"
_newrom="${_newrom}${initmode}.rom"
else
_newrom="${romdir}/uboot_payload_${board}_"
_newrom="${_newrom}${initmode}_${displaymode}.rom"
fi
# rom image ready to be flashed:
moverom "${tmpubootrom}" "${_newrom}" "${romtype}"
rm -f "${tmpubootrom}"
fi
}
# expected: configs must not specify a payload
mkCoreboot()
{
_cbcfg="${1}" # eg. resources/coreboot/e6400nvidia_4mb/config/normal
if [ ! -f "${_cbcfg}" ]; then
printf "\nmkCoreboot: coreboot config '%s' does not exist. " \
${_cbcfg}
printf "Skipping build.\n"
return 0
fi
printf "%s-%s\n" "$(cat projectname)" "$(cat version)" \
> "${cbdir}/.coreboot-version"
if [ -f "${cbfstool}" ]; then
mv "${cbfstool}" "${cbdir}/cbfstool"
fi
make clean -BC "${cbdir}"
if [ -f "${cbdir}/cbfstool" ]; then
mv "${cbdir}/cbfstool" "${cbfstool}"
fi
cp "${_cbcfg}" "${cbdir}"/.config
make -j$(nproc) -BC "${cbdir}"
}
# make a rom in /tmp/ and then print the path of that ROM
mkSeabiosRom()
{
target_cbrom="${1}" # rom to insert seabios in. will not be touched
# (a tmpfile will be made instead)
target_seabios_cbfs_path="${2}" # e.g. fallback/payload
target_initmode="${3}" # e.g. libgfxinit
target_seabioself="payload/seabios/seabios_${target_initmode}.elf"
target_seavgabios_rom="payload/seabios/seavgabios.bin"
tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX)
cp "${target_cbrom}" "${tmprom}"
"${cbfstool}" "${tmprom}" add-payload -f "${target_seabioself}" \
-n ${target_seabios_cbfs_path} -c lzma || exit 1
"${cbfstool}" "${tmprom}" add-int -i 3000 -n etc/ps2-keyboard-spinup \
|| exit 1
if [ "${target_initmode}" = "normal" ] \
|| [ "${target_initmode}" = "libgfxinit" ]; then
"${cbfstool}" "${tmprom}" add-int -i 2 \
-n etc/pci-optionrom-exec || exit 1
elif [ "${target_initmode}" = "vgarom" ]; then # coreboot executes it
"${cbfstool}" "${tmprom}" add-int -i 0 \
-n etc/pci-optionrom-exec || exit 1
fi # for undefined modes, don't add this integer. use SeaBIOS defaults
"${cbfstool}" "${tmprom}" add-int -i 0 -n etc/optionroms-checksum \
|| exit 1
if [ "${target_initmode}" = "libgfxinit" ]; then
"${cbfstool}" "${tmprom}" add -f "${target_seavgabios_rom}" \
-n vgaroms/seavgabios.bin -t raw || exit 1
fi
printf "%s\n" "${tmprom}"
}
# Make separate ROM images with GRUB payload, for each supported keymap
mkRomsWithGrub()
{
tmprompath="${1}"
initmode="${2}"
displaymode="${3}"
firstpayloadname="${4}" # allow values: grub, seabios, seabios_withgrub
x=${tmprompath}
y=${initmode}
if [ "${payload_grub_withseabios}" = "y" ] \
&& [ "${firstpayloadname}" = "grub" ]; then
mv "$(mkSeabiosRom "${x}" "seabios.elf" "${y}")" \
"${tmprompath}"
elif [ "${payload_seabios_withgrub}" ] \
&& [ "${firstpayloadname}" != "grub" ]; then
mv "$(mkSeabiosRom "${x}" "fallback/payload" "${y}")" \
"${tmprompath}"
fi
keymaps=""
if [ -z ${keyboard_layouts} ]; then
for kmapfile in "${kmapdir}"/*; do
keymaps="${keymaps} ${kmapfile}"
done
else
for keymapname in ${keyboard_layouts}; do
keymaps="${keymaps} ${kmapdir}/${keymapname}.gkb"
done
fi
for keymapfile in ${keymaps}; do
if [ ! -f "${keymapfile}" ]; then
continue
fi
keymap="${keymapfile##*/}"
keymap="${keymap%.gkb}"
grub_path_in_cbfs="fallback/payload"
if [ "${firstpayloadname}" != "grub" ]; then
grub_path_in_cbfs="img/grub2"
fi
# evil bofh rfc 2646 compliance hack
x=${keymap}
y=${tmprompath}
z=${grub_path_in_cbfs}
tmpgrubrom="$(mkGrubRom "${x}" "${y}" "${z}")"
_newrom="${romdir}/${firstpayloadname}_${board}_${initmode}_"
if [ "${initmode}" = "normal" ]; then
_newrom="${_newrom}${keymap}.rom"
else
_newrom="${_newrom}${displaymode}_${keymap}.rom"
fi
# rom image ready to be flashed:
moverom "${tmpgrubrom}" "${_newrom}" "${romtype}"
rm -f "${tmpgrubrom}"
done
}
# make a rom in /tmp/ and then print the path of that ROM
mkGrubRom()
{
target_keymap="${1}"
target_cbrom="${2}"
target_grubelf_cbfs_path="${3}" # e.g. fallback/payload
grubelf="payload/grub/grub_${target_keymap}.elf"
grubcfg="payload/grub/grub_${target_keymap}.cfg"
grubtestcfg="payload/grub/grub_${target_keymap}_test.cfg"
tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX) || exit 1
cp "${target_cbrom}" "${tmprom}" || exit 1
"${cbfstool}" "${tmprom}" add-payload -f "${grubelf}" \
-n ${target_grubelf_cbfs_path} -c lzma || exit 1
tmpgrubcfg=$(mktemp -t grub.cfg.XXXXXXXXXX)
tmpgrubtestcfg=$(mktemp -t grubtest.cfg.XXXXXXXXXX)
if [ "${grub_scan_disk}" = "ahci" ]; then
sed \
's/set\ grub_scan_disk=\"both\"/set\ grub_scan_disk=\"ahci\"/' \
"${grubcfg}" > "${tmpgrubcfg}"
sed \
's/set\ grub_scan_disk=\"both\"/set\ grub_scan_disk=\"ahci\"/' \
"${grubtestcfg}" > "${tmpgrubtestcfg}"
elif [ "${grub_scan_disk}" = "ata" ]; then
sed \
's/set\ grub_scan_disk=\"both\"/set\ grub_scan_disk=\"ata\"/' \
"${grubcfg}" > "${tmpgrubcfg}"
sed \
's/set\ grub_scan_disk=\"both\"/set\ grub_scan_disk=\"ata\"/' \
"${grubtestcfg}" > "${tmpgrubtestcfg}"
else
cp "${grubcfg}" "${tmpgrubcfg}"
cp "${grubtestcfg}" "${tmpgrubtestcfg}"
fi
"${cbfstool}" "${tmprom}" add -f "${tmpgrubcfg}" -n grub.cfg -t raw \
|| exit 1
"${cbfstool}" "${tmprom}" add -f "${tmpgrubtestcfg}" -n grubtest.cfg \
-t raw || exit 1
rm -f "${tmpgrubcfg}" "${tmpgrubtestcfg}"
backgroundfile="background1280x800.png"
if [ "${board}" = "x60" ] || [ "${board}" = "t60_intelgpu" ]; then
# TODO: don't hardcode this. do it in board.cfg per board
backgroundfile="background1024x768.png"
fi
backgroundfile="resources/grub/background/${backgroundfile}"
"${cbfstool}" "${tmprom}" add -f ${backgroundfile} -n background.png \
-t raw || exit 1
printf "%s\n" "${tmprom}"
}
# make a rom in /tmp/ and then print the path of that ROM
mkUbootRom()
{
target_cbrom="${1}" # rom to insert u-boot in. it won't be touched
# (a tmpfile will be made instead)
target_uboot_cbfs_path="${2}" # e.g. fallback/payload
target_uboot_config="${3}"
cbfstool_path="${4}"
if [ "${target_uboot_config}" = "default" ]; then
target_ubdir="payload/u-boot/${board}"
else
target_ubdir="payload/u-boot/${board}/${target_uboot_config}"
fi
if [ -f "${target_ubdir}/u-boot.elf" ]; then
target_ubootelf="${target_ubdir}/u-boot.elf"
elif [ -f "${target_ubdir}/u-boot" ]; then
target_ubootelf="${target_ubdir}/u-boot"
fi
tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX)
cp "${target_cbrom}" "${tmprom}"
"${cbfstool}" "${tmprom}" add-payload -f "${target_ubootelf}" \
-n ${target_uboot_cbfs_path} -c lzma || exit 1
printf "%s\n" "${tmprom}"
}
# it is assumed that no other work will be done on the ROM
# after calling this function. therefore this function is "final"
moverom()
{
rompath="$1"
_newrom="$2"
cuttype="$3"
if [ "${blobs_required}" = "n" ]; then
_newrom="${_newrom%.rom}_noblobs.rom"
fi
printf "\nCreating new ROM image: %s\n" "${_newrom}"
cp ${rompath} ${_newrom}
if [ "${cuttype}" = "i945 laptop" ]; then
dd if=${_newrom} of=top64k.bin bs=1 \
skip=$(($(stat -c %s ${_newrom}) - 0x10000)) \
count=64k
dd if=top64k.bin of=${_newrom} bs=1 \
seek=$(($(stat -c %s ${_newrom}) - 0x20000)) \
count=64k conv=notrunc
rm -f top64k.bin
fi
for romsize in 4 8 16; do
for x in "IFD" "IFD NOGBE"; do
if [ "${romsize}MiB ICH9 ${x} NOR flash" \
!= "${cuttype}" ]; then
continue
fi
c=4
ifdgbe="descriptors/ich9m/ich9fdnogbe_${romsize}m.bin"
if [ "${x}" = "IFD" ]; then
c=12
ifdgbe="descriptors/ich9m/ich9fdgbe_${romsize}m.bin"
fi
if [ ! -f "${ifdgbe}" ]; then
./build descriptors ich9m
fi
dd if=${ifdgbe} of=${_newrom} bs=${c}k count=1 \
conv=notrunc
done
done
if [ "${microcode_required}" = "n" ]; then
_newrom_b="${_newrom%.rom}_nomicrocode.rom"
cp "${_newrom}" "${_newrom_b}" || exit 1
microcode_present="y"
"${cbfstool}" "${_newrom_b}" remove -n \
cpu_microcode_blob.bin || microcode_present="n"
if [ "${microcode_present}" = "n" ]; then
rm -f "${_newrom_b}" || exit 1
printf "REMARK: '%s' already lacks microcode\n" \
${_newrom}
printf "Renaming default ROM file instead.\n"
mv "${_newrom}" "${_newrom_b}" || exit 1
fi
fi
}
main $@
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