1  { inputs, config, pkgs, lib, ... }: let
  2  
  3    hardware = config.modules.hardware;
  4  
  5  in {
  6    options.modules.hardware = {
  7      cpu = {
  8        amd = {
  9          enable = lib.mkEnableOption "Enable AMD specific CPU config";
 10        };
 11        intel = {
 12          enable = lib.mkEnableOption "Enable intel specific CPU config";
 13        };
 14      };
 15  
 16      gpu = {
 17        amd = {
 18          enable = lib.mkEnableOption "Enable AMD specific GPU config";
 19          busId = lib.mkOption {
 20            type = lib.types.nonEmptyStr;
 21            default = "PCI:4:0:0";
 22          };
 23        };
 24        nvidia = {
 25          enable = lib.mkEnableOption "Enable nvidia specific GPU config";
 26          busId = lib.mkOption {
 27            type = lib.types.nonEmptyStr;
 28            default = "PCI:1:0:0";
 29          };
 30        };
 31        intel = {
 32          enable = lib.mkEnableOption "Enable intel specific GPU config";
 33          busId = lib.mkOption {
 34            type = lib.types.nonEmptyStr;
 35            default = "PCI:0:2:0";
 36          };
 37        };
 38      };
 39      bluetooth = {
 40        enable = lib.mkEnableOption "Enable bluetooth";
 41      };
 42    };
 43  
 44    config = {
 45      hardware = {
 46        cpu = {
 47          amd = lib.mkIf hardware.cpu.amd.enable {
 48            updateMicrocode = true;
 49          };
 50          intel = lib.mkIf hardware.cpu.intel.enable {
 51            updateMicrocode = true;
 52          };
 53        };
 54        display = {
 55  
 56        };
 57        graphics = {
 58          enable = true;
 59        };
 60        nvidia = lib.mkIf hardware.gpu.nvidia.enable {
 61          # Modesetting is required.
 62          modesetting.enable = true;
 63  
 64          powerManagement = {
 65            # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
 66            # Enable this if you have graphical corruption issues or application crashes after waking
 67            # up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead
 68            # of just the bare essentials.
 69            enable = true;
 70  
 71            # Fine-grained power management. Turns off GPU when not in use.
 72            # Experimental and only works on modern Nvidia GPUs (Turing or newer).
 73            finegrained = false;
 74          };
 75          # Use the NVidia open source kernel module (not to be confused with the
 76          # independent third-party "nouveau" open source driver).
 77          # Support is limited to the Turing and later architectures. Full list of
 78          # supported GPUs is at:
 79          # https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus
 80          # Only available from driver 515.43.04+
 81          # Currently "beta quality", so false is currently the recommended setting.
 82          open = false;
 83  
 84          # Enable the Nvidia settings menu,
 85          # accessible via `nvidia-settings`.
 86          nvidiaSettings = false;
 87  
 88          # Optionally, you may need to select the appropriate driver version for your specific GPU.
 89          package = config.boot.kernelPackages.nvidiaPackages.beta;
 90  
 91          prime = {
 92            offload = {
 93              enable = true;
 94              enableOffloadCmd = true;
 95            };
 96            nvidiaBusId = hardware.gpu.nvidia.busId;
 97            intelBusId = hardware.gpu.intel.busId;
 98          };
 99        };
100        #extra devices
101        spacenavd = {};
102      };
103      services = {
104        fwupd.enable = true;
105        xserver.videoDrivers = lib.mkIf hardware.gpu.nvidia.enable ["nvidia"]; # Load "nvidia" driver for Xorg and Wayland - from the official wiki
106      };
107      powerManagement = {
108        enable = true;
109        powertop.enable = true;
110      };
111      environment = {
112        systemPackages = lib.mkIf hardware.gpu.nvidia.enable [ pkgs.nvtopPackages.nvidia ];
113      };
114    };
115    imports = [
116      ./bluetooth.nix
117      ./kmscon.nix
118      ./boot
119    ];
120  }