init

README.md

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+# nixosconfig
+
+Run game in Game mode with optimized system settings:
+```bash
+gamemoderun $command
+```
+
+Run game with resources HUD:
+```bash
+mangohud $command
+```
+
+Use Steam's gamescope to launch game:
+```bash
+gamescope $command
+```

configuration.nix

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+# Edit this configuration file to define what should be installed on your system.  Help is available in the configuration.nix(5) man page and in the 
+# NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, ... }:
+
+{ imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix ];
+
+  # Bootloader.
+  boot.loader.systemd-boot.enable = true; boot.loader.efi.canTouchEfiVariables = true;
+
+  networking.hostName = "gamepc"; # Define your hostname.
+  # networking.wireless.enable = true; # Enables wireless support via wpa_supplicant.
+
+  # Configure network proxy if necessary networking.proxy.default = "http://user:password@proxy:port/"; networking.proxy.noProxy = 
+  # "127.0.0.1,localhost,internal.domain";
+
+  # Enable networking
+  networking.networkmanager.enable = true;
+
+  # Set your time zone.
+  time.timeZone = "Europe/Amsterdam";
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "en_US.UTF-8";
+
+  i18n.extraLocaleSettings = { LC_ADDRESS = "nl_NL.UTF-8"; LC_IDENTIFICATION = "nl_NL.UTF-8"; LC_MEASUREMENT = "nl_NL.UTF-8"; LC_MONETARY = 
+    "nl_NL.UTF-8"; LC_NAME = "nl_NL.UTF-8"; LC_NUMERIC = "nl_NL.UTF-8"; LC_PAPER = "nl_NL.UTF-8"; LC_TELEPHONE = "nl_NL.UTF-8"; LC_TIME = 
+    "nl_NL.UTF-8";
+  };
+
+  # Enable the X11 windowing system.
+  services.xserver = {
+    enable = true;
+    videoDrivers = [ "amdgpu" ];
+  };
+
+  # Enable the KDE Plasma Desktop Environment.
+  services.displayManager.sddm.enable = true;
+  services.desktopManager.plasma6.enable = true;
+
+  # Enable CUPS to print documents.
+  services.printing.enable = true;
+
+  # Enable sound with pipewire.
+  sound.enable = true; hardware.pulseaudio.enable = false; security.rtkit.enable = true; services.pipewire = {
+    enable = true; alsa.enable = true; alsa.support32Bit = true; pulse.enable = true;
+    # If you want to use JACK applications, uncomment this jack.enable = true;
+
+    # use the example session manager (no others are packaged yet so this is enabled by default, no need to redefine it in your config for now)
+    #media-session.enable = true;
+  };
+
+  # Enable touchpad support (enabled default in most desktopManager). services.xserver.libinput.enable = true;
+
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  users.users.pim = { isNormalUser = true; description = "Pim Kunis"; extraGroups = [ "networkmanager" "wheel" ]; packages = with pkgs; [
+
+    ];
+  };
+
+  # Install firefox.
+  programs.firefox.enable = true;
+
+  programs.steam = {
+    enable = true;
+    gamescopeSession.enable = true;
+  };
+
+  programs.gamemode.enable = true;
+
+  # Allow unfree packages
+  nixpkgs.config.allowUnfree = true;
+
+  # List packages installed in system profile. To search, run: $ nix search wget
+  environment.systemPackages = with pkgs; [
+  #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default. wget
+    vim
+    git
+    mangohud
+    protonup
+    lutris
+    bottles
+    transmission-qt
+    kate
+    unar
+  ];
+
+  environment.sessionVariables = {
+    STEAM_EXTRA_COMPAT_TOOLS_PATHS = "/home/pim/.steam/root/compatibilitytools.d";
+  };
+
+  # Some programs need SUID wrappers, can be configured further or are started in user sessions. programs.mtr.enable = true; programs.gnupg.agent = 
+  # {
+  #   enable = true; enableSSHSupport = true;
+  # };
+
+  # List services that you want to enable:
+
+  # Enable the OpenSSH daemon. services.openssh.enable = true;
+
+  # Open ports in the firewall. networking.firewall.allowedTCPPorts = [ ... ]; networking.firewall.allowedUDPPorts = [ ... ]; Or disable the 
+  # firewall altogether. networking.firewall.enable = false;
+
+  # This value determines the NixOS release from which the default settings for stateful data, like file locations and database versions on your 
+  # system were taken. It‘s perfectly fine and recommended to leave this value at the release version of the first install of this system. Before 
+  # changing this value read the documentation for this option (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "23.11"; # Did you read the comment?
+
+  hardware.opengl = {
+    enable = true;
+    driSupport = true;
+    driSupport32Bit = true;
+  };
+}

flake.lock

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+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1718086528,
+        "narHash": "sha256-hoB7B7oPgypePz16cKWawPfhVvMSXj4G/qLsfFuhFjw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "47b604b07d1e8146d5398b42d3306fdebd343986",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-24.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1717974879,
+        "narHash": "sha256-GTO3C88+5DX171F/gVS3Qga/hOs/eRMxPFpiHq2t+D8=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "c7b821ba2e1e635ba5a76d299af62821cbcb09f3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-unstable": "nixpkgs-unstable"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "A very basic flake";
+  inputs = {
+    nixpkgs-unstable.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";
+  };
+
+  outputs = { self, nixpkgs, ... }@inputs: {
+    nixosConfigurations.gamepc = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+
+      specialArgs = { inherit inputs; };
+
+      modules = [
+        ./configuration.nix
+      ];
+    };
+  };
+}

hardware-configuration.nix

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+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/98e7028a-c416-4a66-8309-222b08f73be4";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/AEFD-8878";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  swapDevices = [ ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp4s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}