# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

DOWNLOAD="https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/snapshot/linux-firmware-${BPM_PKG_VERSION}.tar.gz"
FILENAME="${DOWNLOAD##*/}"

# The prepare function is executed in the root of the temp directory
# This function is used for downloading files and putting them into the correct location
prepare() {
  wget "$DOWNLOAD"
  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  make install FIRMWAREDIR=/usr/lib/firmware/temp DESTDIR="$BPM_OUTPUT"
  mkdir -p "$BPM_OUTPUT"/usr/share/licenses/linux-firmware/temp
  mkdir -p "$BPM_OUTPUT"/usr/share/licenses/linux-firmware/amd
  cp LICENSE* "$BPM_OUTPUT"/usr/share/licenses/linux-firmware/temp
  cp LICENCE* "$BPM_OUTPUT"/usr/share/licenses/linux-firmware/temp/
  cd "$BPM_OUTPUT"
  mv usr/lib/firmware/temp/amd* usr/lib/firmware/
  mv usr/lib/firmware/temp/radeon usr/lib/firmware/
  mv usr/share/licenses/linux-firmware/temp/LICENSE.amdgpu usr/share/licenses/linux-firmware/amd/
  mv usr/share/licenses/linux-firmware/temp/LICENSE.amd-ucode usr/share/licenses/linux-firmware/amd/
  mv usr/share/licenses/linux-firmware/temp/LICENSE.radeon usr/share/licenses/linux-firmware/amd/
  mkdir -p usr/lib/dracut/dracut.conf.d
  echo "early_microcode=yes" >> usr/lib/dracut/dracut.conf.d/amd_ucode.conf
  rm -r usr/lib/firmware/temp
  rm -r usr/share/licenses/linux-firmware/temp
}