nixpkgs/nixos/modules/hardware/video/nvidia.nix
Eelco Dolstra 02cef04c81 Move the NVIDIA support into its own module
Previously all card-specific stuff was scattered across xserver.nix
and opengl.nix, which is ugly. Now it can be kept together in a single
card-specific module. This required the addition of a few internal
options:

- services.xserver.drivers: A list of { name, driverName, modules,
  libPath } sets.

- hardware.opengl.package: The OpenGL implementation. Note that there
  can be only one OpenGL implementation at a time in a system
  configuration (i.e. no dynamic detection).

- hardware.opengl.package32: The 32-bit OpenGL implementation.
2014-04-29 14:42:36 +02:00

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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.
enabled = elem "nvidia" drivers || elem "nvidiaLegacy173" drivers || elem "nvidiaLegacy304" drivers;
nvidia_x11 =
if elem "nvidia" drivers then
config.boot.kernelPackages.nvidia_x11
else if elem "nvidiaLegacy173" drivers then
config.boot.kernelPackages.nvidia_x11_legacy173
else if elem "nvidiaLegacy304" videoDrivers then
config.boot.kernelPackages.nvidia_x11_legacy304
else throw "impossible";
in
{
config = mkIf enabled {
services.xserver.drivers = singleton
{ name = "nvidia"; modules = [ nvidia_x11 ]; libPath = [ nvidia_x11 ]; };
services.xserver.screenSection =
''
Option "RandRRotation" "on"
'';
hardware.opengl.package = nvidia_x11;
hardware.opengl.package32 = pkgs_i686.linuxPackages.nvidia_x11.override { libsOnly = true; kernel = null; };
environment.systemPackages = [ nvidia_x11 ];
boot.extraModulePackages = [ nvidia_x11 ];
boot.blacklistedKernelModules = [ "nouveau" "nvidiafb" ];
services.acpid.enable = true;
environment.etc."OpenCL/vendors/nvidia.icd".source = "${nvidia_x11}/lib/vendors/nvidia.icd";
};
}