feat: initial commit

modules/desktop.nix

@@ -0,0 +1,50 @@
+{ den, ... }: {
+  den.aspects.desktop-specific.nixos = { config, pkgs, ... }: {
+    imports = [ ./_hardware/desktop-hardware.nix ];
+
+    hardware = {
+      graphics = {
+        enable = true;
+        enable32Bit = true;
+        extraPackages = with pkgs; [
+          nvidia-vaapi-driver
+          libva-vdpau-driver
+          libvdpau-va-gl 
+        ];
+      };
+
+      nvidia = {
+        # Required by Wayland
+        modesetting.enable = true;
+        open = false;
+        nvidiaSettings = true;
+        powerManagement.enable = false;
+        powerManagement.finegrained = false;
+        package = config.boot.kernelPackages.nvidiaPackages.stable;
+      };
+    };
+
+    services.xserver.videoDrivers = [ "nvidia" ];
+
+    boot = {
+      initrd.kernelModules = [ "nvidia" "nvidia_modeset" "nvidia_uvm" "nvidia_drm" ];
+      kernelParams = [ "nvidia.NVreg_PreserveVideoMemoryAllocations=1" ];
+      loader = {
+        grub = {
+          enable  = true;
+          device  = "nodev";
+          efiSupport = true;
+        };
+        efi.canTouchEfiVariables = true;
+      };
+    };
+
+    environment.sessionVariables = {
+      NIXOS_OZONE_WL = "1";
+      GBM_BACKEND = "nvidia-drm";
+      __GLX_VENDOR_LIBRARY_NAME = "nvidia";
+      MOZ_ENABLE_WAYLAND = "1";
+      MOZ_USE_XINPUT2 = "1";
+    };
+  };
+}