nixos-config/machines/eitri/configuration.nix

{ nixpkgs, nixos-hardware, ... }:
let
  pkgs = import nixpkgs {
    system = "aarch64-linux";
  };
in
{
  imports = [
    "${nixpkgs}/nixos/modules/installer/sd-card/sd-image-aarch64.nix"
    nixos-hardware.nixosModules.raspberry-pi-4
    ../../users/root
    ../../users/erwin
  ];

  fileSystems."/" = {
    device = "/dev/disk/by-label/nixos";
    fsType = "ext4";
    options = [ "noatime" ];
  };

  eboskma = {
    users.erwin = {
      enable = true;
    };
    base.kernel = pkgs.linuxPackages_rpi4;
    desktop.enable = true;
    fonts.enable = true;
    gnome.enable = true;
    greetd.enable = true;
    networking.enable = true;
    nix-common.enable = true;
    sound.enable = true;
    systemd.enable = true;
  };

  hardware = {
    enableRedistributableFirmware = true;
    raspberry-pi."4" = {
      fkms-3d.enable = true;
      audio.enable = true;
    };
  };

  networking = {
    hostName = "eitri";
    networkmanager = {
      enable = true;
      wifi = {
        backend = "iwd";
        powersave = false;
      };
    };
  };

  services.openssh.enable = true;

  environment.systemPackages = with pkgs; [
    raspberrypi-eeprom
  ];

  system.stateVersion = "22.11";
}