More modulatiry

configuration.nix

@@ -10,7 +10,7 @@
 # Other things to consider:
 #   Telegraf 
 
-{ lib, config, pkgs, hostname, ... }: {
+{ lib, config, pkgs, ... }: {
   imports =
     [ 
       # Gnome configuration file.
@@ -31,8 +31,6 @@
   # Bootloader
   boot.loader.efi.canTouchEfiVariables = true;
   boot.tmp.cleanOnBoot = true;
-  # Hibernation resume device:
-  boot.resumeDevice = "/dev/disk/by-uuid/67600fc1-6d26-4d2f-b2d3-a99174654058";
   # Plymouth splash screen 
   boot.plymouth.enable = true;
   boot.initrd.systemd.enable = true;
@@ -43,15 +41,6 @@
   boot.lanzaboote.enable = true;
   boot.lanzaboote.pkiBundle = "/etc/secureboot";
 
-  # Setup keyfile
-  boot.initrd.secrets = {
-    "/crypto_keyfile.bin" = null;
-  };
-
-  # Enable swap on luks
-  boot.initrd.luks.devices."luks-9704447e-6bd0-4a35-9c24-20cbab81c431".device = "/dev/disk/by-uuid/9704447e-6bd0-4a35-9c24-20cbab81c431";
-  boot.initrd.luks.devices."luks-9704447e-6bd0-4a35-9c24-20cbab81c431".keyFile = "/crypto_keyfile.bin";
-
   # Enable networking
   networking = {
     hostName = "${hostname}";
@@ -84,13 +73,6 @@
     LC_TIME = "en_US.UTF-8";
   };
 
-  # Configure the fingerprint reader
-  services.fprintd = { 
-    enable = true;
-    tod.enable = true;
-    tod.driver = pkgs.libfprint-2-tod1-vfs0090;
-  };
-
   # Configure keymap in X11
   services.xserver = {
     enable = true;
@@ -105,15 +87,6 @@
     autorun = true;
   };
 
-  # Enable nVidia PRIME Render Offload
-  # https://github.com/NixOS/nixos-hardware/blob/master/lenovo/thinkpad/p1/3th-gen/nvidia.nix
-  hardware.nvidia.prime = {
-    # Bus ID of the Intel GPU.
-    intelBusId = lib.mkDefault "PCI:0:2:0";
-    # Bus ID of the NVIDIA GPU.
-    nvidiaBusId = lib.mkDefault "PCI:1:0:0";
-  };
-
   # Enable sound with pipewire.
   sound.enable = true;
   hardware.pulseaudio.enable = false;
@@ -151,9 +124,6 @@
     # Secureboot
     sbctl
 
-    # Fingerprint Reader
-    fprintd
-
     # General packages
     # https://github.com/gvolpe/dconf2nix
     dconf2nix

flake.nix

@@ -52,15 +52,15 @@
     nixosConfigurations = {
       # Declare the configuration for my laptop
       nixos-p1 = lib.nixosSystem { 
-        inherit system hostname;
+        inherit system;
         modules = [
           # Hardware Configuration
-          ./hardware/lenovo-p1.nix
+          ./hardware/lenovo-p1/hardware-configuration.nix
-
+          ./hardware/lenovo-p1/configuration.nix
           # SecureBoot Configuration
           lanzaboote.nixosModules.lanzaboote
 
-          # NixOS Configuration file
+          # Common NixOS Configuration file
           ./configuration.nix
 
           # Tell home-manager to use both global and user packages:
@@ -73,7 +73,7 @@
 
       # Declare the configuration for my desktop
       nixos-desktop = lib.nixosSystem { 
-        inherit system hostname;
+        inherit system;
         modules = [
           # Hardware Configuration
           ./hardware/desktop.nix

hardware/lenovo-p1/configuration.nix

@@ -0,0 +1,33 @@
+{ lib, config, pkgs, ... }: {
+
+  # Enable swap on luks
+  boot.initrd.luks.devices."luks-9704447e-6bd0-4a35-9c24-20cbab81c431".device = "/dev/disk/by-uuid/9704447e-6bd0-4a35-9c24-20cbab81c431";
+  boot.initrd.luks.devices."luks-9704447e-6bd0-4a35-9c24-20cbab81c431".keyFile = "/crypto_keyfile.bin";
+
+  # Setup keyfile
+  boot.initrd.secrets = {
+    "/crypto_keyfile.bin" = null;
+  };
+
+  # Hibernation resume device:
+  boot.resumeDevice = "/dev/disk/by-uuid/67600fc1-6d26-4d2f-b2d3-a99174654058";
+
+  # Configure the fingerprint reader
+  services.fprintd = { 
+    enable = true;
+    tod.enable = true;
+    tod.driver = pkgs.libfprint-2-tod1-vfs0090;
+  };
+
+  # Enable nVidia PRIME Render Offload
+  # https://github.com/NixOS/nixos-hardware/blob/master/lenovo/thinkpad/p1/3th-gen/nvidia.nix
+  hardware.nvidia.prime = {
+    # Bus ID of the Intel GPU.
+    intelBusId = lib.mkDefault "PCI:0:2:0";
+    # Bus ID of the NVIDIA GPU.
+    nvidiaBusId = lib.mkDefault "PCI:1:0:0";
+  };
+
+  # Fingerprint software
+  environment.systemPackages = with pkgs; [ fprintd ];
+}