48 lines
1.5 KiB
Nix
Executable file
48 lines
1.5 KiB
Nix
Executable file
{
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lib,
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config,
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...
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}: let
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cfg = config.myFlake.nixos.hardware.gpu.nvidia;
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in {
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options = {
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myFlake.nixos.hardware.gpu.nvidia.enable = lib.mkEnableOption "Whether to enable NVIDIA GPU.";
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myFlake.nixos.hardware.gpu.nvidia.prime = lib.mkEnableOption "Whether to enable NVIDIA Prime.";
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};
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# https://nixos.wiki/wiki/Nvidia
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config = lib.mkIf cfg.enable {
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hardware.opengl = {
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enable = true;
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driSupport = true;
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driSupport32Bit = true;
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};
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services.xserver.videoDrivers = ["nvidia"]; # tell xorg to use the nvidia driver, also valid for wayland
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hardware.nvidia = {
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package = config.boot.kernelPackages.nvidiaPackages.stable;
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open = false;
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modesetting.enable = true;
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#dynamicboost.enable = true;
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powerManagement = {
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enable = true; # experimental power management feature
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#finegrained = true;
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};
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};
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# cfg.prime
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hardware.nvidia.prime = lib.mkIf cfg.prime {
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sync.enable = false;
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offload = {
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enable = true;
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enableOffloadCmd = true;
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};
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### Device specific, please put those configuration in `machines/your-machine.nix`
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# nvidiaBusId = "PCI:1:0:0";
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# intelBusId = "PCI:0:2:0";
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};
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environment.sessionVariables = {
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"GAMEMODERUNEXEC" = lib.mkIf (cfg.prime || config.programs.gamemode.enable) "env __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia __VK_LAYER_NV_optimus=NVIDIA_only"; # gamemode: nvidia offload
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};
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};
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}
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