diff options
Diffstat (limited to 'nixpkgs/pkgs/os-specific/linux/firmware/facetimehd-firmware/default.nix')
-rw-r--r-- | nixpkgs/pkgs/os-specific/linux/firmware/facetimehd-firmware/default.nix | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/os-specific/linux/firmware/facetimehd-firmware/default.nix b/nixpkgs/pkgs/os-specific/linux/firmware/facetimehd-firmware/default.nix new file mode 100644 index 000000000000..5f8f6c542521 --- /dev/null +++ b/nixpkgs/pkgs/os-specific/linux/firmware/facetimehd-firmware/default.nix @@ -0,0 +1,64 @@ +{ stdenv, fetchurl, cpio, xz, pkgs }: + +let + + version = "1.43_4"; + + + # Updated according to https://github.com/patjak/bcwc_pcie/pull/81/files + # and https://github.com/patjak/bcwc_pcie/blob/5a7083bd98b38ef3bd223f7ee531d58f4fb0fe7c/firmware/Makefile#L3-L9 + # and https://github.com/patjak/bcwc_pcie/blob/5a7083bd98b38ef3bd223f7ee531d58f4fb0fe7c/firmware/extract-firmware.sh + + # From the Makefile: + dmgUrl = "https://support.apple.com/downloads/DL1877/en_US/osxupd10.11.5.dmg"; + dmgRange = "205261917-208085450"; # the whole download is 1.3GB, this cuts it down to 2MB + # Notes: + # 1. Be sure to update the sha256 below in the fetch_url + # 2. Be sure to update the homepage in the meta + + # Also from the Makefile (OS_DRV, OS_DRV_DIR), but seems to not change: + firmwareIn = "./System/Library/Extensions/AppleCameraInterface.kext/Contents/MacOS/AppleCameraInterface"; + firmwareOut = "firmware.bin"; + + # The following are from the extract-firmware.sh + firmwareOffset = "81920"; # Variable: firmw_offsets + firmwareSize = "603715"; # Variable: firmw_sizes + + + # separated this here as the script will fail without the 'exit 0' + unpack = pkgs.writeScriptBin "unpack" '' + xzcat -Q $src | cpio --format odc -i -d ${firmwareIn} + exit 0 + ''; + +in + +stdenv.mkDerivation { + + name = "facetimehd-firmware-${version}"; + src = fetchurl { + url = dmgUrl; + sha256 = "0xqkl4yds0n9fdjvnk0v5mj382q02crry6wm2q7j3ncdqwsv02sv"; + curlOpts = "-r ${dmgRange}"; + }; + + phases = [ "buildPhase" ]; + + buildInputs = [ cpio xz ]; + + buildPhase = '' + ${unpack}/bin/unpack + dd bs=1 skip=${firmwareOffset} count=${firmwareSize} if=${firmwareIn} of=${firmwareOut}.gz &> /dev/null + mkdir -p $out/lib/firmware/facetimehd + gunzip -c ${firmwareOut}.gz > $out/lib/firmware/facetimehd/${firmwareOut} + ''; + + meta = with stdenv.lib; { + description = "facetimehd firmware"; + homepage = https://support.apple.com/downloads/DL1877; + license = licenses.unfree; + maintainers = with maintainers; [ womfoo grahamc ]; + platforms = [ "i686-linux" "x86_64-linux" ]; + }; + +} |