79 lines
1.9 KiB
Nix
79 lines
1.9 KiB
Nix
{ lib
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, stdenv
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, fetchFromGitHub
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, dos2unix
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, edid-decode
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, hexdump
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, zsh
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}:
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# Usage:
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# hardware.firmware = [(edid-generator.overrideAttrs {
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# clean = true;
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# modelines = ''
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# Modeline "PG278Q_60" 241.50 2560 2608 2640 2720 1440 1443 1448 1481 -hsync +vsync
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# Modeline "PG278Q_120" 497.75 2560 2608 2640 2720 1440 1443 1448 1525 +hsync -vsync
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# Modeline "U2711_60" 241.50 2560 2600 2632 2720 1440 1443 1448 1481 -hsync +vsync
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# '';
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# })];
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stdenv.mkDerivation {
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pname = "edid-generator";
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version = "master-2023-11-20";
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# so `hardware.firmware` doesn't compress it
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compressFirmware = false;
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src = fetchFromGitHub {
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owner = "akatrevorjay";
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repo = "edid-generator";
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rev = "476a016d8b488df749bf6d6efbf7b9fbfb2e3cb8";
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sha256 = "sha256-UGxze273VB5cQDWrv9X/Lam6WbOu9U3bro8GcVbEvws=";
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};
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nativeBuildInputs = [ dos2unix edid-decode hexdump zsh ];
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postPatch = ''
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patchShebangs modeline2edid
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'';
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passAsFile = [ "modelines" ];
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clean = false;
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modelines = "";
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configurePhase = ''
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test "$clean" != 1 || rm *x*.S
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./modeline2edid - <"$modelinesPath"
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for file in *.S ; do
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echo "--- generated file: $file"
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cat "$file"
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done
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make clean
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'';
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buildPhase = ''
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make all
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'';
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doCheck = true;
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checkPhase = ''
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for file in *.bin ; do
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echo "validating $file"
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edid-decode <"$file"
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done
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'';
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installPhase = ''
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install -Dm 444 *.bin -t "$out/lib/firmware/edid"
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'';
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meta = {
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description = "Hackerswork to generate an EDID blob from given Xorg Modelines";
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homepage = "https://github.com/akatrevorjay/edid-generator";
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license = lib.licenses.gpl3;
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maintainers = with lib.maintainers; [ flokli nazarewk ];
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platforms = lib.platforms.all;
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broken = stdenv.isDarwin; # never built on Hydra https://hydra.nixos.org/job/nixpkgs/trunk/edid-generator.x86_64-darwin
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};
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}
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