hosts/herugrim/default.nix

@@ -56,7 +56,6 @@
         virtual-machine = false;
       };
       cpu.type = "intel";
-      gpu.type = "nvidia";
       hasTPM = true;
     };
 

options/device/hardware.nix

@@ -14,16 +14,6 @@ in
       '';
     };
 
-    gpu.type = mkOption {
-      type = with types; nullOr (enum [ "nvidia" "amd" "intel" ]);
-      default = null;
-      description = ''
-        The manifaturer/type of the primary system GPU.
-
-        Allows the correct GPU drivers to be loaded, potentially optimizing video output performance.
-      '';
-    };
-
     hasTPM = mkOption {
       type = lib.types.bool;
       default = false;

system/shared/hardware/default.nix

@@ -1,7 +1,6 @@
 _: {
   imports = [
     ./cpu
-    ./gpu
     ./tpm.nix
     ./generic.nix
   ];

system/shared/hardware/gpu/amd.nix

@@ -1,39 +0,0 @@
-# WARNING: This file is currently untested 
-# (I didn't yet run this NixOS config on any AMD GPU systems)
-{ config, lib, pkgs, ... }:
-let
-  dev = config.myOptions.device;
-in
-{
-  config = lib.mkIf (dev.gpu.type == "amd") {
-    services.xserver.videoDrivers = lib.mkDefault ["modesetting" "amdgpu"];
-
-    boot = {
-      initrd.kernelModules = ["amdgpu"];  # load amdgpu kernel module as early as initrd
-      kernelModules = ["amdgpu"]; # if loading somehow fails during initrd but the boot continues, try again later
-    };
-
-    environment.systemPackages = with pkgs; [
-      mesa
-
-      vulkan-tools
-      vulkan-loader
-      vulkan-validation-layers
-      vulkan-extension-layer
-    ];
-
-    # Enable OpenGL
-    hardware.opengl = {
-      enable = true;
-
-      # Enable OpenCL and AMDVLK
-      extraPackages = with pkgs; [
-        amdvlk
-        rcomPackages.clr.icd
-      ];
-      extraPackages32 = with pkgs; [
-        driversi686Linux.amdvlk
-      ];
-    };
-  };
-}

system/shared/hardware/gpu/default.nix

@@ -1,7 +0,0 @@
-_: {
-  imports = [
-    ./amd.nix
-    ./nvidia.nix
-  ];
-}
-

system/shared/hardware/gpu/nvidia.nix

@@ -1,78 +0,0 @@
-{ config, lib, pkgs, ... }:
-let
-  dev = config.myOptions.device;
-in
-{
-  config = lib.mkIf (dev.gpu.type == "nvidia") {
-    # Nvidia drivers are unfree software
-    nixpkgs.config.allowUnfree = true;
-
-    # Enable nvidia driver for Xorg and Wayland
-    services.xserver.videoDrivers = ["nvidia"];
-
-    hardware = {
-      nvidia = {
-        # modeestting is required
-        modesetting.enable = lib.mkDefault true;
-
-        # Nvidia power managerment. Experimental, and can cause sleep/suspend to fail.
-        # Enable this if you have graphical corruption issues or application crashes after waking
-        # up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead of just
-        # the bare essentials
-        powerManagement.enable = lib.mkDefault true;
-
-        # Fine-grained power management. Turns off GPU when not in use.
-        # Experimental and only works on modern Nvidia GPUs (Turing or newer)
-        powerManagement.finegrained = lib.mkDefault false;
-
-        # Use the NVidia open source kernel module (not to be confused with the
-        # independent third-party "nouveau" open source driver).
-        # Support is limited to the Turing and later architectures. Full list of
-        # supported GPUs is at: https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus 
-        #
-        # Enable this by default, hosts may override this option if their gpu is not 
-        # supported by the open source drivers
-        open = lib.mkDefault true;
-
-        # Add the Nvidia settings package, accessible via `nvidia-settings`.
-        # (useless on NixOS)
-        nvidiaSettings = false;
-
-        # This ensures all GPUs stay awake even during headless mode.
-        nvidiaPersistenced = true;
-      };
-
-      # Enable OpenGL
-      opengl = {
-        enable = true;
-
-        # VA-API implementation using NVIDIA's NVDEC
-        extraPackages = with pkgs; [nvidia-vaapi-driver];
-        extraPackages32 = with pkgs.pkgsi686Linux; [nvidia-vaapi-driver];
-      };
-    };
-
-    # blacklist nouveau module so that it does not conflict with nvidia drm stuff
-    # also the nouveau performance is horrible in comparison.
-    boot.blacklistedKernelModules = ["nouveau"];
-
-    environment = {
-      systemPackages = with pkgs; [
-        mesa
-
-        vulkan-tools
-        vulkan-loader
-        vulkan-validation-layers
-        vulkan-extension-layer
-
-        libva
-        libva-utils
-      ];
-
-      sessionVariables = {
-        LIBVA_DRIVER_NAME = "nvidia";
-        WLR_NO_HARDWARE_CURSORS = "1";
-      };
-    };
-  };
-}

system/shared/system.nix

@@ -8,6 +8,13 @@ in
   programs.zsh.enable = true;
 
   users = {
+    # Prevent mutating users outside of our configurations.
+    # TODO: Solve this, currentry it fails with no password
+    # specified for root account nor any whell user accounts
+    # and wants us to set pw manually with passwd, which needs
+    # mutableUsers
+    #mutableUsers = false;
+
     users.${cfg.username} = {
       isNormalUser = true;
       extraGroups = [ "wheel" ];