create_edid() {
  # create edid
  mkdir -p /storage/cpio/lib/firmware/edid
  cat "/sys/class/drm/$card/edid" > /storage/cpio/lib/firmware/edid/edid.bin

  #create cpio archive
  cd /storage/cpio/
  find . -print | cpio -ov -H newc > /storage/edid.cpio

  #remove unneeded files and folders
  cd /storage/
  rm -rf cpio
}