82 lines
2.8 KiB
Nix
82 lines
2.8 KiB
Nix
# This module provides the proprietary NVIDIA X11 / OpenGL drivers.
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{ config, lib, pkgs, pkgs_i686, ... }:
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with lib;
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let
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drivers = config.services.xserver.videoDrivers;
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# FIXME: should introduce an option like
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# ‘hardware.video.nvidia.package’ for overriding the default NVIDIA
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# driver.
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nvidiaForKernel = kernelPackages:
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if elem "nvidia" drivers then
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kernelPackages.nvidia_x11
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else if elem "nvidiaBeta" drivers then
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kernelPackages.nvidia_x11_beta
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else if elem "nvidiaLegacy304" drivers then
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kernelPackages.nvidia_x11_legacy304
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else if elem "nvidiaLegacy340" drivers then
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kernelPackages.nvidia_x11_legacy340
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else null;
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nvidia_x11 = nvidiaForKernel config.boot.kernelPackages;
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nvidia_libs32 = (nvidiaForKernel pkgs_i686.linuxPackages).override { libsOnly = true; kernel = null; };
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enabled = nvidia_x11 != null;
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in
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{
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config = mkIf enabled {
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assertions = [
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{
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assertion = config.services.xserver.displayManager.gdm.wayland;
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message = "NVidia drivers don't support wayland";
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}
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];
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services.xserver.drivers = singleton
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{ name = "nvidia"; modules = [ nvidia_x11.bin ]; libPath = [ nvidia_x11 ]; };
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services.xserver.screenSection =
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''
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Option "RandRRotation" "on"
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'';
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environment.etc."nvidia/nvidia-application-profiles-rc" = mkIf nvidia_x11.useProfiles {
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source = "${nvidia_x11.bin}/share/nvidia/nvidia-application-profiles-rc";
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};
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hardware.opengl.package = nvidia_x11.out;
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hardware.opengl.package32 = nvidia_libs32.out;
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environment.systemPackages = [ nvidia_x11.bin nvidia_x11.settings ]
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++ lib.filter (p: p != null) [ nvidia_x11.persistenced ];
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boot.extraModulePackages = [ nvidia_x11.bin ];
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# nvidia-uvm is required by CUDA applications.
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boot.kernelModules = [ "nvidia-uvm" ] ++
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lib.optionals config.services.xserver.enable [ "nvidia" "nvidia_modeset" "nvidia_drm" ];
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# Create /dev/nvidia-uvm when the nvidia-uvm module is loaded.
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services.udev.extraRules =
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''
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KERNEL=="nvidia", RUN+="${pkgs.runtimeShell} -c 'mknod -m 666 /dev/nvidiactl c $(grep nvidia-frontend /proc/devices | cut -d \ -f 1) 255'"
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KERNEL=="nvidia_modeset", RUN+="${pkgs.runtimeShell} -c 'mknod -m 666 /dev/nvidia-modeset c $(grep nvidia-frontend /proc/devices | cut -d \ -f 1) 254'"
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KERNEL=="card*", SUBSYSTEM=="drm", DRIVERS=="nvidia", RUN+="${pkgs.runtimeShell} -c 'mknod -m 666 /dev/nvidia%n c $(grep nvidia-frontend /proc/devices | cut -d \ -f 1) %n'"
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KERNEL=="nvidia_uvm", RUN+="${pkgs.runtimeShell} -c 'mknod -m 666 /dev/nvidia-uvm c $(grep nvidia-uvm /proc/devices | cut -d \ -f 1) 0'"
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'';
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boot.blacklistedKernelModules = [ "nouveau" "nvidiafb" ];
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services.acpid.enable = true;
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};
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}
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