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https://github.com/NixOS/nixos-hardware.git
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95c8efc0cb
the functionality of apple_set_os was upstreamed to the kernel a while ago and the loader is no longer needed.
77 lines
2.7 KiB
Nix
77 lines
2.7 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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audioFiles = pkgs.fetchFromGitHub {
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owner = "kekrby";
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repo = "t2-better-audio";
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rev = "e46839a28963e2f7d364020518b9dac98236bcae";
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hash = "sha256-x7K0qa++P1e1vuCGxnsFxL1d9+nwMtZUJ6Kd9e27TFs=";
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};
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audioFilesUdevRules = pkgs.runCommand "audio-files-udev-rules" {} ''
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mkdir -p $out/lib/udev/rules.d
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cp ${audioFiles}/files/*.rules $out/lib/udev/rules.d
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substituteInPlace $out/lib/udev/rules.d/*.rules --replace "/usr/bin/sed" "${pkgs.gnused}/bin/sed"
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'';
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overrideAudioFiles = package: pluginsPath:
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package.overrideAttrs (new: old: {
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preConfigurePhases = old.preConfigurePhases or [ ] ++ [ "postPatchPhase" ];
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postPatchPhase = ''
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cp -r ${audioFiles}/files/{profile-sets,paths} ${pluginsPath}/alsa/mixer/
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'';
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});
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pipewirePackage = overrideAudioFiles pkgs.pipewire "spa/plugins/";
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t2Cfg = config.hardware.apple-t2;
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in
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{
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imports = [
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(lib.mkRemovedOptionModule ["hardware" "apple-t2" "enableTinyDfr"] ''
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The hardware.apple-t2.enableTinyDfr option was deprecated and removed since upstream Nixpkgs now has an identical module.
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Please migrate to hardware.apple.touchBar.
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'')
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(lib.mkRemovedOptionModule ["hardware" "apple-t2" "enableAppleSetOsLoader"] ''
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The hardware.apple-t2.enableAppleSetOsLoader option was removed as the apple_set_os functionality was integrated into the kernel.
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Please uninstall the loader by replacing /esp/EFI/BOOTX64.EFI with /esp/EFI/BOOTX64_original.EFI, where esp is the EFI partition mount point.
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If you have a device with an AMD dGPU and would like to keep using the iGPU, please set hardware.apple-t2.enableIGPU to true.
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'')
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];
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options.hardware.apple-t2 = {
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enableIGPU = lib.mkEnableOption "the usage of the iGPU on specific Apple devices with an AMD dGPU";
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};
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config = lib.mkMerge [
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{
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# For keyboard and touchbar
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boot.kernelPackages = pkgs.linuxPackagesFor (pkgs.callPackage ./pkgs/linux-t2.nix { });
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boot.initrd.kernelModules = [ "apple-bce" ];
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services.udev.packages = [ audioFilesUdevRules ];
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# For audio
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boot.kernelParams = [ "pcie_ports=compat" "intel_iommu=on" "iommu=pt" ];
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hardware.pulseaudio.package = overrideAudioFiles pkgs.pulseaudio "src/modules/";
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services.pipewire.package = pipewirePackage;
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services.pipewire.wireplumber.package = pkgs.wireplumber.override {
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pipewire = pipewirePackage;
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};
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# Make sure post-resume.service exists
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powerManagement.enable = true;
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}
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(lib.mkIf t2Cfg.enableIGPU {
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# Enable the iGPU by default if present
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environment.etc."modprobe.d/apple-gmux.conf".text = ''
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options apple-gmux force_igd=y
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'';
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})
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];
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}
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