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|
{
config,
lib,
pkgs,
...
}:
let
cfg = config.traits.nvidia;
usingNvidia = lib.elem "nvidia" config.services.xserver.videoDrivers;
in
{
options.traits.nvidia = {
enable = lib.mkEnableOption "NVIDIA drivers";
nvk.enable = lib.mkEnableOption "NVK specialisation";
};
config = lib.mkIf cfg.enable (
lib.mkMerge [
{
# NOTE: this is experiemental
boot.kernelParams = lib.optional usingNvidia "nvidia_drm.fbdev=1";
services.xserver.videoDrivers = [ "nvidia" ];
hardware = {
graphics.extraPackages = [ pkgs.vaapiVdpau ]; # TODO: does this work...?
nvidia = {
package = lib.mkDefault config.boot.kernelPackages.nvidiaPackages.latest;
modesetting.enable = true;
};
};
}
(lib.mkIf cfg.nvk.enable {
specialisation = {
nvk.configuration = {
boot = {
# required for GSP firmware
kernelParams = [ "nouveau.config=NvGspRm=1" ];
# we want early KMS
# https://wiki.archlinux.org/title/Kernel_mode_setting#Early_KMS_start
initrd.kernelModules = [ "nouveau" ];
};
# TODO: make sure we don't need this anymore
environment.sessionVariables = {
MESA_VK_VERSION_OVERRIDE = "1.3";
};
hardware.graphics.extraPackages = lib.mkForce [ ];
services.xserver.videoDrivers = lib.mkForce [ "modesetting" ];
system.nixos.tags = [ "with-nvk" ];
};
};
})
]
);
}
|
