new nixos dotfile layout

Signed-off-by: Michał Czyż <mike@c2yz.com>

hosts/modules/nvidia.nix

@@ -0,0 +1,56 @@
+{ config, ... }:
+{
+  nixpkgs.config.nvidia.acceptLicense = true;
+  services.xserver.videoDrivers = [ "nvidia" ];
+
+  hardware = {
+    graphics = {
+      enable = true;
+      enable32Bit = true;
+    };
+
+    nvidia = {
+      package = config.boot.kernelPackages.nvidiaPackages.beta;
+      open = false;
+
+      nvidiaSettings = true;
+      modesetting.enable = true;
+      # dynamicBoost.enable = true;
+
+      powerManagement = {
+        enable = false;
+        finegrained = false;
+      };
+
+      # prime = {
+      #   amdgpuBusId = "PCI:05:00:0";
+      #   nvidiaBusId = "PCI:01:00:0";
+      #   #sync.enable = true;
+      #   offload = {
+      #     enable = true;
+      #     enableOffloadCmd = true;
+      #   };
+      # };
+    };
+  };
+
+  # specialisation = {
+  #   Battery.configuration = {
+  #     system.nixos.tags = [ "Battery" ];
+
+  #     boot.extraModprobeConfig = ''blacklist nouveau options nouveau modeset=0'';
+  #     boot.blacklistedKernelModules = [ "nouveau" "nvidia" "nvidia_drm" "nvidia_modeset" ];
+
+  #     services.udev.extraRules = ''
+  #       # Remove NVIDIA USB xHCI Host Controller devices, if present
+  #       ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x0c0330", ATTR{power/control}="auto", ATTR{remove}="1"
+  #       # Remove NVIDIA USB Type-C UCSI devices, if present
+  #       ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x0c8000", ATTR{power/control}="auto", ATTR{remove}="1"
+  #       # Remove NVIDIA Audio devices, if present
+  #       ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x040300", ATTR{power/control}="auto", ATTR{remove}="1"
+  #       # Remove NVIDIA VGA/3D controller devices
+  #       ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x03[0-9]*", ATTR{power/control}="auto", ATTR{remove}="1"
+  #     '';
+  #   };
+  # };
+}