Add gpu settings

This commit is contained in:
ItsDrike 2024-05-15 20:29:28 +02:00
parent 53771e1547
commit 163eafb8f0
Signed by: ItsDrike
GPG key ID: FA2745890B7048C0
6 changed files with 136 additions and 0 deletions

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@ -56,6 +56,7 @@
virtual-machine = false; virtual-machine = false;
}; };
cpu.type = "intel"; cpu.type = "intel";
gpu.type = "nvidia";
hasTPM = true; hasTPM = true;
}; };

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@ -14,6 +14,16 @@ in
''; '';
}; };
gpu.type = mkOption {
type = with types; nullOr (enum [ "nvidia" "amd" "intel" ]);
default = null;
description = ''
The manifaturer/type of the primary system GPU.
Allows the correct GPU drivers to be loaded, potentially optimizing video output performance.
'';
};
hasTPM = mkOption { hasTPM = mkOption {
type = lib.types.bool; type = lib.types.bool;
default = false; default = false;

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@ -1,6 +1,7 @@
_: { _: {
imports = [ imports = [
./cpu ./cpu
./gpu
./tpm.nix ./tpm.nix
./generic.nix ./generic.nix
]; ];

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@ -0,0 +1,39 @@
# WARNING: This file is currently untested
# (I didn't yet run this NixOS config on any AMD GPU systems)
{ config, lib, pkgs, ... }:
let
dev = config.myOptions.device;
in
{
config = lib.mkIf (dev.gpu.type == "amd") {
services.xserver.videoDrivers = lib.mkDefault ["modesetting" "amdgpu"];
boot = {
initrd.kernelModules = ["amdgpu"]; # load amdgpu kernel module as early as initrd
kernelModules = ["amdgpu"]; # if loading somehow fails during initrd but the boot continues, try again later
};
environment.systemPackages = with pkgs; [
mesa
vulkan-tools
vulkan-loader
vulkan-validation-layers
vulkan-extension-layer
];
# Enable OpenGL
hardware.opengl = {
enable = true;
# Enable OpenCL and AMDVLK
extraPackages = with pkgs; [
amdvlk
rcomPackages.clr.icd
];
extraPackages32 = with pkgs; [
driversi686Linux.amdvlk
];
};
};
}

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@ -0,0 +1,7 @@
_: {
imports = [
./amd.nix
./nvidia.nix
];
}

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@ -0,0 +1,78 @@
{ config, lib, pkgs, ... }:
let
dev = config.myOptions.device;
in
{
config = lib.mkIf (dev.gpu.type == "nvidia") {
# Nvidia drivers are unfree software
nixpkgs.config.allowUnfree = true;
# Enable nvidia driver for Xorg and Wayland
services.xserver.videoDrivers = ["nvidia"];
hardware = {
nvidia = {
# modeestting is required
modesetting.enable = lib.mkDefault true;
# Nvidia power managerment. Experimental, and can cause sleep/suspend to fail.
# Enable this if you have graphical corruption issues or application crashes after waking
# up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead of just
# the bare essentials
powerManagement.enable = lib.mkDefault true;
# Fine-grained power management. Turns off GPU when not in use.
# Experimental and only works on modern Nvidia GPUs (Turing or newer)
powerManagement.finegrained = lib.mkDefault false;
# Use the NVidia open source kernel module (not to be confused with the
# independent third-party "nouveau" open source driver).
# Support is limited to the Turing and later architectures. Full list of
# supported GPUs is at: https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus
#
# Enable this by default, hosts may override this option if their gpu is not
# supported by the open source drivers
open = lib.mkDefault true;
# Add the Nvidia settings package, accessible via `nvidia-settings`.
# (useless on NixOS)
nvidiaSettings = false;
# This ensures all GPUs stay awake even during headless mode.
nvidiaPersistenced = true;
};
# Enable OpenGL
opengl = {
enable = true;
# VA-API implementation using NVIDIA's NVDEC
extraPackages = with pkgs; [nvidia-vaapi-driver];
extraPackages32 = with pkgs.pkgsi686Linux; [nvidia-vaapi-driver];
};
};
# blacklist nouveau module so that it does not conflict with nvidia drm stuff
# also the nouveau performance is horrible in comparison.
boot.blacklistedKernelModules = ["nouveau"];
environment = {
systemPackages = with pkgs; [
mesa
vulkan-tools
vulkan-loader
vulkan-validation-layers
vulkan-extension-layer
libva
libva-utils
];
sessionVariables = {
LIBVA_DRIVER_NAME = "nvidia";
WLR_NO_HARDWARE_CURSORS = "1";
};
};
};
}