cd_build/add-firmware-to
Alexandre Aubin eeac463838 Bullseye
2022-02-09 18:18:54 +01:00

151 lines
3.7 KiB
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Executable file

#!/bin/bash
#
# add-firmware-to: Add non-free firmware to Debian install media
#
# Copyright (C) 2008-2009 dann frazier <dannf@debian.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 2 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/>.
#
# Changelog:
# 2011.02.08 - Add support for initrd.img files (same as initrd.gz)
# (Andrew McGlashan)
# 2009.02.17 - Add support for isolinux-based CD images,
# which should work for i386/amd64 - happy
# to add other archs upon request
# 2008.??.?? - Initial creation, just works on initrds
#
set -x
is_iso() {
file "$1" | grep -q "ISO 9660\|DOS/MBR boot sector"
}
is_initrd() {
file "$1" | grep -q "gzip compressed data"
}
fetch_firmware() {
local target
local fwfile
local fwurl
local suite
target="$1"
suite="$2"
fwfile="firmware.tar.gz"
fwurl="http://cdimage.debian.org/cdimage/unofficial/non-free/firmware/$suite/current/$fwfile"
wget "$fwurl" -O "$target"
}
am_root() {
[ "$(id -u)" -eq 0 ]
}
initrd_append_fw() {
local initrd="$1"
local fwfile="$2"
local outfile="$3"
local BUILD_DIR=$(pwd)
local initrdtmp="$(mktemp -d)"
gunzip < "$initrd" > "$initrdtmp/initrd"
cd "$initrdtmp"
tar xfz "$fwfile"
mkdir x
for file in *deb; do
dpkg-deb -x "$file" x
done
mkdir -p x/usr/share/graphics/
cp $BUILD_DIR/extras/bandeau.png x/usr/share/graphics/logo_debian.png
(cd x && find . | cpio -H newc -o) >> initrd
cd -
gzip -9 < "$initrdtmp/initrd" > "$outfile"
#rm -rf "$initrdtmp"
}
if [ $# != 3 ]; then
echo "Usage: add-firmware-to.sh <infile> <outfile> <suite>" >&2
exit 1
fi
file="$1"
if [ ! -f "$file" ]; then
echo "$file not found" >&2
exit 2
fi
outfile="$2"
if [ -e "$outfile" ]; then
echo "$outfile already exists" >&2
exit 2
fi
suite="$3"
if [ "$suite" != "buster" ] && [ "$suite" != "bullseye" ]; then
echo "Unrecognized suite $suite, trying anyway." >&2
fi
fwfile="$(mktemp)"
if ! fetch_firmware "$fwfile" "$suite"; then
echo "ERROR: Could not download firmware" >&2
exit 1
fi
if is_iso "$file"; then
isotmp="$(mktemp -d)"
buildtree="$isotmp/buildtree"
BUILD_DIR=$(pwd)
xorriso -osirrox on -indev "$file" -extract / "$buildtree"
chmod -R u+w "$buildtree"
cp $BUILD_DIR/menu.cfg $buildtree/isolinux/
arch=`echo "$file" | cut -d"-" -f3`
if [ $arch = "i386" ];
then
sed -i 's/__ARCH__/386/g' $buildtree/isolinux/menu.cfg
else
sed -i 's/__ARCH__/amd/g' $buildtree/isolinux/menu.cfg
fi
for i in $(find "$buildtree" -name "initrd.gz" -o -name "initrd.img"); do
initrd_append_fw "$i" "$fwfile" "$i"
done
isolinuxpath="$(cd $buildtree && find . -name isolinux.bin | head -1 | cut -b 3-)"
genisoimage -r -J -b "$isolinuxpath" -c boot.cat \
-no-emul-boot -boot-load-size 4 -boot-info-table \
-o "$outfile" "$buildtree"
#rm -rf "$isotmp"
fi
if is_initrd "$file"; then
initrd_append_fw "$file" "$fwfile" "$outfile"
fi
# Add MBR/EFI stuff to make iso bootable with dd / Etcher ...
isohybrid $outfile
echo "Output in $outfile"
rm -f "$fwfile"