Nixos config for wayland and nvidia 470

gnome_40_wayland_nvidia.nix

# 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, ... }:

let
  # Get the last working revision with nvidia 460.x
  nixos-unstable-pinned = import (builtins.fetchTarball {
    name = "nixos-unstable_nvidia-x11-470.57.02";
    url = https://github.com/nixos/nixpkgs/archive/03100da5a714a2b6c5210ceb6af092073ba4fce5.tar.gz;
    sha256 = "0bblrvhig7vwiq2lgjrl5ibil3sz7hj26gaip6y8wpd9xcjr3v7a";
  }) { config.allowUnfree = true; };
  # We'll use this twice
  pinnedKernelPackages = nixos-unstable-pinned.linuxPackages_latest;
  stremio = pkgs.callPackage /root/nix-config/devices/config/packages/stremio/default.nix {};
in
{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];

hardware.nvidia.modesetting.enable = true;
  programs.xwayland.enable = true;
  services.xserver.displayManager.gdm.wayland = true;
  services.xserver.displayManager.gdm.nvidiaWayland = true;
  hardware.opengl.enable = true;

  # Install nvidia 460
  nixpkgs.config.packageOverrides = pkgs: {
    # Swap out all of the linux packages
    linuxPackages_latest = pinnedKernelPackages;
    # Make sure x11 will use the correct package as well
    nvidia_x11 = nixos-unstable-pinned.nvidia_x11;
  };
 
  boot = {
      # Line up your kernel packages at boot
      kernelPackages = pinnedKernelPackages;
      # kernelParams = [
      #   "nouveau.modeset=0"
      # ];
    };

  nixpkgs.config.allowUnfree = true;

  # Use the systemd-boot EFI boot loader.
  boot.loader.grub.enable = false;
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;
  # boot.kernelPackages = pkgs.linuxPackagesFor pkgs.linux_latest;

  networking.hostName = "nixos"; # Define your hostname.
  networking.networkmanager.enable = true;
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.

  # Set your time zone.
  # time.timeZone = "Europe/Amsterdam";

  # The global useDHCP flag is deprecated, therefore explicitly set to false here.
  # Per-interface useDHCP will be mandatory in the future, so this generated config
  # replicates the default behaviour.
  networking.useDHCP = false;
  networking.interfaces.enp40s0.useDHCP = true;
  networking.interfaces.enp42s0.useDHCP = true;
  networking.interfaces.wlp39s0.useDHCP = true;

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Select internationalisation properties.
  # i18n.defaultLocale = "en_US.UTF-8";
  # console = {
  #   font = "Lat2-Terminus16";
  #   keyMap = "us";
  # };

  # Enable the X11 windowing system.
  services.xserver.enable = true;

  services.xserver = {
    videoDrivers = [
      "nvidia"
    ];
  };


  # Enable the GNOME Desktop Environment.
  services.xserver.displayManager.gdm.enable = true;
  services.xserver.desktopManager.gnome.enable = true;
  # services.xserver.videoDrivers = ["nvidia"];
  

  # Configure keymap in X11
  services.xserver.layout = "us";
  services.xserver.xkbOptions = "eurosign:e";

  # Enable CUPS to print documents.
  # services.printing.enable = true;

  # Enable sound.
  sound.enable = true;
  hardware.pulseaudio.enable = true;
  hardware.pulseaudio.support32Bit = true;
  hardware.pulseaudio.package = pkgs.pulseaudioFull;

  # 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.jane = {
  #   isNormalUser = true;
  #   extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
  # };

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    stremio 
    vscode
    wget
    vim
    firefox
    git
  ];

  # 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;
  #
  programs.zsh.enable = true;
  programs.fish.enable = true;

  # 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 = "21.05"; # Did you read the comment?

}

I would recommend dropping pulseaudio and stick with pipewire instead (if you care about sound or screen recording).

https://search.nixos.org/options?channel=21.05&type=packages&query=pipewire