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