coreboot-kgpe-d16/util/chromeos/extract_blobs.sh

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#!/usr/bin/env bash
#
util/: Replace GPLv2 boiler plate with SPDX header Used commands: perl -i -p0e 's|\/\*[\s*]*.*is free software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and\/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-2.0-only */|' $(cat filelist) perl -i -p0e 's|This[\s*]*program[\s*]*is[\s*]*free[\s*]*software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*either[\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License,[\s*]*or[\s*]*.at[\s*]*your[\s*]*option.*[\s*]*any[\s*]*later[\s*]*version.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-2.0-or-later */|' $(cat filelist) perl -i -p0e 's|\/\*[\s*]*.*This[\s*#]*program[\s*#]*is[\s*#]*free[\s*#]*software[;:,][\s*#]*you[\s*#]*can[\s*#]*redistribute[\s*#]*it[\s*#]*and/or[\s*#]*modify[\s*#]*it[\s*#]*under[\s*#]*the[\s*#]*terms[\s*#]*of[\s*#]*the[\s*#]*GNU[\s*#]*General[\s*#]*Public[\s*#]*License[\s*#]*as[\s*#]*published[\s*#]*by[\s*#]*the[\s*#]*Free[\s*#]*Software[\s*#]*Foundation[;:,][\s*#]*either[\s*#]*version[\s*#]*3[\s*#]*of[\s*#]*the[\s*#]*License[;:,][\s*#]*or[\s*#]*.at[\s*#]*your[\s*#]*option.*[\s*#]*any[\s*#]*later[\s*#]*version.[\s*#]*This[\s*#]*program[\s*#]*is[\s*#]*distributed[\s*#]*in[\s*#]*the[\s*#]*hope[\s*#]*that[\s*#]*it[\s*#]*will[\s*#]*be[\s*#]*useful[;:,][\s*#]*but[\s*#]*WITHOUT[\s*#]*ANY[\s*#]*WARRANTY[;:,][\s*#]*without[\s*#]*even[\s*#]*the[\s*#]*implied[\s*#]*warranty[\s*#]*of[\s*#]*MERCHANTABILITY[\s*#]*or[\s*#]*FITNESS[\s*#]*FOR[\s*#]*A[\s*#]*PARTICULAR[\s*#]*PURPOSE.[\s*#]*See[\s*#]*the[\s*#]*GNU[\s*#]*General[\s*#]*Public[\s*#]*License[\s*#]*for[\s*#]*more[\s*#]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-3.0-or-later */|' $(cat filelist) perl -i -p0e 's|(\#\#*)[\w]*.*is free software[:;][\#\s]*you[\#\s]*can[\#\s]*redistribute[\#\s]*it[\#\s]*and\/or[\#\s]*modify[\#\s]*it[\s\#]*under[\s \#]*the[\s\#]*terms[\s\#]*of[\s\#]*the[\s\#]*GNU[\s\#]*General[\s\#]*Public[\s\#]*License[\s\#]*as[\s\#]*published[\s\#]*by[\s\#]*the[\s\#]*Free[\s\#]*Software[\s\#]*Foundation[;,][\s\#]*version[\s\#]*2[\s\#]*of[\s\#]*the[\s\#]*License.*[\s\#]*This[\s\#]*program[\s\#]*is[\s\#]*distributed[\s\#]*in[\s\#]*the[\s\#]*hope[\s\#]*that[\s\#]*it[\s\#]*will[\#\s]*be[\#\s]*useful,[\#\s]*but[\#\s]*WITHOUT[\#\s]*ANY[\#\s]*WARRANTY;[\#\s]*without[\#\s]*even[\#\s]*the[\#\s]*implied[\#\s]*warranty[\#\s]*of[\#\s]*MERCHANTABILITY[\#\s]*or[\#\s]*FITNESS[\#\s]*FOR[\#\s]*A[\#\s]*PARTICULAR[\#\s]*PURPOSE.[\#\s]*See[\#\s]*the[\#\s]*GNU[\#\s]*General[\#\s]*Public[\#\s]*License[\#\s]*for[\#\s]*more[\#\s]*details.\s(#* *\n)*|\1 SPDX-License-Identifier: GPL-2.0-only\n\n|' $(cat filelist) perl -i -p0e 's|(\#\#*)[\w*]*.*is free software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and\/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.\s(#* *\n)*|\1 SPDX-License-Identifier: GPL-2.0-only\n\n|' $(cat filelist) Change-Id: I1008a63b804f355a916221ac994701d7584f60ff Signed-off-by: Patrick Georgi <pgeorgi@google.com> Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41177 Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2020-05-08 20:48:04 +02:00
# SPDX-License-Identifier: GPL-2.0-only
if [ ! -f "$1" ]; then
echo "Error: You must provide a valid filename"
exit 1
fi
IMAGE=$1
# create new dir '$IMAGE-blobs' (less file extension)
DIR=$(basename $IMAGE)
DIR="${DIR%.*}-blobs"
mkdir -p $DIR
if [ -f ./cbfstool ]; then
CBFSTOOL="./cbfstool"
else
CBFSTOOL=$(command -v cbfstool)
fi
if [[ "$CBFSTOOL" = "" ]]; then
echo "Error: cbfstool must be in your path or exist locally"
exit 1
fi
if [ -f ./ifdtool ]; then
IFDTOOL="./ifdtool"
else
IFDTOOL=$(which ifdtool)
fi
if [[ "$IFDTOOL" = "" ]]; then
echo "Error: ifdtool must be in your path or exist locally"
exit 1
fi
# ensure valid coreboot image / get list of CBFS contents
# try using RW_MAIN_A region first as it may contain newer
# files / files not present in the COREBOOT region
if $CBFSTOOL $IMAGE print -r FW_MAIN_A >$DIR/cbfs.txt 2>/dev/null; then
REGION="FW_MAIN_A"
elif $CBFSTOOL $IMAGE print -r COREBOOT >$DIR/cbfs.txt; then
# use COREBOOT region
REGION="COREBOOT"
elif $CBFSTOOL $IMAGE print -r BOOT_STUB >$DIR/cbfs.txt; then
# use BOOT_STUB region
REGION="BOOT_STUB"
else
echo "Error reading CBFS: $IMAGE is not a valid coreboot image"
exit 1
fi
echo ""
echo "Extracting blobs from region $REGION..."
echo ""
# extract flash regions
if ! $IFDTOOL -x $IMAGE >/dev/null; then
echo "Error reading flash descriptor/extracting flash regions"
exit 1
fi
# rename to normal convention; drop unused regions
mv flashregion_0_flashdescriptor.bin $DIR/flashdescriptor.bin
[ -f flashregion_2_intel_me.bin ] && mv flashregion_2_intel_me.bin $DIR/me.bin
rm flashregion_*.bin
# extract microcode
$CBFSTOOL $IMAGE extract -r $REGION -n cpu_microcode_blob.bin -f $DIR/cpu_microcode_blob.bin
# extract VGA BIOS
VGA=$(grep pci $DIR/cbfs.txt | cut -f1 -d\ )
if [ "$VGA" != "" ]; then
$CBFSTOOL $IMAGE extract -r $REGION -n $VGA -f $DIR/vgabios.bin
fi
# extract MRC.bin
MRC=$(grep mrc.bin $DIR/cbfs.txt | cut -f1 -d\ )
if [ "$MRC" != "" ]; then
$CBFSTOOL $IMAGE extract -r $REGION -n "$MRC" -f "$DIR/$MRC"
fi
# extract refcode
REF=$(grep refcode $DIR/cbfs.txt | cut -f1 -d\ )
if [ "$REF" != "" ]; then
$CBFSTOOL $IMAGE extract -r $REGION -n fallback/refcode -f "$DIR/refcode.elf" -m x86
fi
# extract FSP blobs
for FSP in $(grep fsp $DIR/cbfs.txt | cut -f1 -d\ ); do
$CBFSTOOL $IMAGE extract -r $REGION -n $FSP -f $DIR/$FSP
done
# extract audio blobs
for AUD in $(grep -e "-2ch-" -e "-4ch-" $DIR/cbfs.txt | cut -f1 -d\ ); do
$CBFSTOOL $IMAGE extract -r $REGION -n $AUD -f $DIR/$AUD
done
# extract VBTs
for VBT in $(grep vbt $DIR/cbfs.txt | cut -f1 -d\ ); do
$CBFSTOOL $IMAGE extract -r $REGION -n $VBT -f $DIR/$VBT
done
# extract IFWI
IFWI=$(cbfstool $IMAGE layout -w | grep IFWI)
if [ "$IFWI" != "" ]; then
$CBFSTOOL $IMAGE read -r IFWI -f $DIR/ifwi.bin
fi
# generate hashes
(
cd $DIR
: >hashes.txt
for FILE in $(ls *.{bin,elf} 2>/dev/null); do
sha256sum $FILE >>hashes.txt
done
)
# a little housekeeping
rm $DIR/cbfs.txt
echo ""
echo "All done"