Merge pull request #267652 from nazarewk/update-edid-generator

, edid-decode

, hexdump

, zsh

, modelines ? [ ] # Modeline "1280x800"   83.50  1280 1352 1480 1680  800 803 809 831 -hsync +vsync

, clean ? false # should it skip all, but explicitly listed modelines?

}:

# Usage:

#   (edid-generator.override {

#   hardware.firmware = [(edid-generator.overrideAttrs {

#     clean = true;

#     modelines = [

#       ''Modeline "PG278Q_2560x1440"       241.50   2560 2608 2640 2720   1440 1443 1448 1481   -hsync +vsync''

#       ''Modeline "PG278Q_2560x1440@120"   497.75   2560 2608 2640 2720   1440 1443 1448 1525   +hsync -vsync''

#       ''Modeline "U2711_2560x1440"        241.50   2560 2600 2632 2720   1440 1443 1448 1481   -hsync +vsync''

#     ];

#   })

stdenv.mkDerivation rec {

#     modelines = ''

#       Modeline "PG278Q_60"      241.50   2560 2608 2640 2720   1440 1443 1448 1481   -hsync +vsync

#       Modeline "PG278Q_120"     497.75   2560 2608 2640 2720   1440 1443 1448 1525   +hsync -vsync

#       Modeline "U2711_60"       241.50   2560 2600 2632 2720   1440 1443 1448 1481   -hsync +vsync

#     '';

#   })];

stdenv.mkDerivation {

  pname = "edid-generator";

  version = "unstable-2018-03-15";

  version = "master-2023-11-20";

  # so `hardware.firmware` doesn't compress it

  compressFirmware = false;

  src = fetchFromGitHub {

    owner = "akatrevorjay";

    repo = "edid-generator";

    rev = "31a6f80784d289d2faa8c4ca4788409c83b3ea14";

    sha256 = "0j6wqzx5frca8b5i6812vvr5iwk7440fka70bmqn00k0vfhsc2x3";

    rev = "476a016d8b488df749bf6d6efbf7b9fbfb2e3cb8";

    sha256 = "sha256-UGxze273VB5cQDWrv9X/Lam6WbOu9U3bro8GcVbEvws=";

  };

  nativeBuildInputs = [ dos2unix edid-decode hexdump zsh ];

  postPatch = ''

    patchShebangs modeline2edid

    # allows makefile to discover prefixes and suffixes in addition to just `[0-9]*x[0-9]*.S`

    awk -i inplace '/^SOURCES\t/ { print "SOURCES\t:= $(wildcard *[0-9]*x[0-9]**.S)"; next; }; { print; }' Makefile

  '';

  passAsFile = [ "modelines" ];

  clean = false;

  modelines = "";

  configurePhase = ''

    test '${toString clean}' != 1 || rm *x*.S

    ${lib.concatMapStringsSep "\n" (m: "./modeline2edid - <<<'${m}'") modelines}

    make clean all

    test "$clean" != 1 || rm *x*.S

    ./modeline2edid - <"$modelinesPath"

    for file in *.S ; do

      echo "--- generated file: $file"

      cat "$file"

    done

    make clean

  '';

  buildPhase = ''

    make all

  '';

  doCheck = true;

  checkPhase = ''

    for file in *.bin ; do

      echo "validating $file"

      edid-decode <"$file"

    done

  '';

  installPhase = ''

  meta = {

    description = "Hackerswork to generate an EDID blob from given Xorg Modelines";

    homepage = "https://github.com/akatrevorjay/edid-generator";

    license = lib.licenses.mit;

    license = lib.licenses.gpl3;

    maintainers = with lib.maintainers; [ flokli nazarewk ];

    platforms = lib.platforms.all;

    broken = stdenv.isDarwin; # never built on Hydra https://hydra.nixos.org/job/nixpkgs/trunk/edid-generator.x86_64-darwin