feat: separate HM and NixOS configs; try to fix NVIDIA drivers again

flake.nix

@@ -34,14 +34,13 @@
     in
     {
       nixosConfigurations = import ./hosts { inherit self prefs; };
+      homeConfigurations  = import ./profiles { inherit self prefs; };
+
       devShells = forAllSystems (
         system:
-        let
-          pkgs = nixpkgs.legacyPackages.${system};
-        in
-        {
+        let pkgs = prefs.nixpkgs system; in {
           ddt4all = import ./shells/ddt4all.nix { inherit pkgs; };
-          android = import ./shells/android.nix { inherit pkgs android-nixpkgs; };
+          android = import ./shells/android.nix { inherit pkgs; };
           dioxus = import ./shells/dioxus.nix { inherit pkgs; };
           rust = import ./shells/rust.nix { inherit pkgs; };
         }

hosts/base-configuration.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ config, prefs, pkgs, ... }:
 
 {
   # DO NOT change this unless you know what you're doing!

hosts/default.nix

@@ -2,9 +2,7 @@
 
 let
   inherit (self) inputs;
-
   lib = inputs.nixpkgs.lib;
-  hmProfiles = self + /profiles;
 
   mkSystem =
     {
@@ -12,15 +10,20 @@ let
       hostname,
       useHomeManager ? true,
       modules ? [ ],
-    }:
-    lib.nixosSystem {
+    }: let pkgs = prefs.nixpkgs system; in lib.nixosSystem {
+      inherit pkgs;
+
       specialArgs = { inherit inputs prefs; };
       modules = modules
-        ++ lib.lists.optionals useHomeManager [ inputs.home-manager.nixosModules.default ]
         ++ [
           ./base-configuration.nix
           ./${hostname}
-          hmProfiles
+        ] ++ lib.lists.optionals useHomeManager [
+          { environment.systemPackages = [ pkgs.home-manager ]; }
+          inputs.home-manager.nixosModules.default {
+            home-manager.useGlobalPkgs = true;
+            home-manager.useUserPackages = true;
+          }
         ];
     };
 in

hosts/hulk/default.nix

@@ -22,18 +22,6 @@
     options = "--delete-older-than 7d";
   };
 
-  nixpkgs.config = {
-    nvidia.acceptLicense = true;
-    allowUnfreePredicate =
-      pkg:
-      builtins.elem (pkgs.lib.getName pkg) [
-        "nvidia-settings"
-        "nvidia-x11"
-        "nordvpn"
-        "hplip"
-      ];
-  };
-
   swapDevices = [
     {
       device = "/swap";

hosts/hulk/modules.nix

@@ -8,9 +8,6 @@
     ../../modules/nixos/bluetooth.nix
     ../../modules/nixos/greetd.nix
     ../../modules/nixos/audio.nix
-
-    # Apps & services
-    ../../modules/nixos/nordvpn.nix
   ];
 
   modules.fingerprint.enable = true;
@@ -25,7 +22,6 @@
   };
 
   services = {
-    tlp.enable = false;
     gvfs.enable = true;
     upower.enable = true;
     power-profiles-daemon.enable = true;
@@ -34,22 +30,17 @@
       enable = true;
       drivers = with pkgs; [ hplipWithPlugin ];
     };
-
-    udev.extraRules = ''
-      SUBSYSTEM=="backlight", KERNEL=="intel_backlight", MODE="0666", RUN+="${pkgs.coreutils}/bin/chmod a+w /sys/class/backlight/%k/brightness"
-    '';
   };
 
   programs = {
     adb.enable = true;
+    dconf.enable = true;
+    light.enable = true;
     thunar.enable = true;
-    hyprland.enable = true;
 
     thunar.plugins = with pkgs.xfce; [
       thunar-archive-plugin
       thunar-volman
     ];
-
-    light.enable = true;
   };
 }

hosts/hulk/networking.nix

@@ -10,4 +10,6 @@ in
 
   networking.wireless.enable = pkgs.lib.mkIf wirelessEnabled true;
   networking.wireless.userControlled.enable = pkgs.lib.mkIf wirelessEnabled true;
+
+  boot.kernel.sysctl."net.ipv4.ip_forward" = 0;
 }

hosts/hulk/users.nix

@@ -25,7 +25,7 @@ in
       "networkmanager"
       "plugdev"
       "adbusers"
-    ] ++ optional config.modules.nordvpn.enable [ "nordvpn" ];
+    ] ++ optional (config.modules ? nordvpn && config.modules.nordvpn.enable) [ "nordvpn" ];
     ignoreShellProgramCheck = true;
     shell = preferredShell pkgs;
   };

modules/desktop-environments/hyprland.nix

@@ -40,19 +40,18 @@
 
     wayland.windowManager.hyprland = {
       enable = true;
-      xwayland.enable = true;
       plugins = config.modules.hyprland.plugins;
       settings = config.modules.hyprland.additionalConfig;
     };
 
     xdg.portal = {
-      extraPortals = with pkgs; [ xdg-desktop-portal-wlr ];
-      config.hyprland = {
-        "default" = [ "hyprland" "wlr" ];
-        "org.freedesktop.impl.portal.ScreenCast" = "wlr";
-        "org.freedesktop.impl.portal.Screenshot" = "wlr";
-        #"org.freedesktop.impl.portal.Settings"   = "darkman";
-      };
+     extraPortals = with pkgs; [ xdg-desktop-portal-wlr ];
+     config.hyprland = {
+       "default" = [ "hyprland" "wlr" ];
+       "org.freedesktop.impl.portal.ScreenCast" = "wlr";
+       "org.freedesktop.impl.portal.Screenshot" = "wlr";
+       "org.freedesktop.impl.portal.Settings"   = "darkman";
+     };
     };
 
     systemd.user.services.authentication-agent = {

modules/nixos/nvidia-support.nix

@@ -4,19 +4,28 @@
   options.modules.nvidia.enable = lib.mkEnableOption "Enable NVIDIA kernel and modprobe configurations.";
 
   config = lib.mkIf config.modules.nvidia.enable {
-    boot.kernelPackages = pkgs.linuxPackages_6_1; # LTS
+    environment.systemPackages = with pkgs; [
+      libva
+      nvidia-vaapi-driver
+    ];
+
+    hardware.graphics = {
+      enable = true;
+      enable32Bit = true;
+    };
+
     services.xserver.videoDrivers = [ "nvidia" ];
+    boot.kernelParams = ["nvidia.NVreg_PreserveVideoMemoryAllocations=1"];
 
     hardware.nvidia = {
       modesetting.enable = true;
-      powerManagement.enable = true;
+      powerManagement.finegrained = true;
       prime = {
-        sync.enable = true;
+        offload.enable = true;
         intelBusId = prefs.hosts.hulk.intelBusId;
         nvidiaBusId = prefs.hosts.hulk.nvidiaBusId;
       };
 
-      nvidiaSettings = true;
       package = config.boot.kernelPackages.nvidiaPackages.legacy_470;
     };
   };

overlay.nix

@@ -0,0 +1,10 @@
+inputs: final: prev: {
+  android-sdk = prev.callPackage inputs.android-sdk {};
+  vscodium-wayland = prev.vscodium.override {
+    commandLineArgs = [
+      "--enable-features=UseOzonePlatform"
+      "--ozone-platform-hint=auto"
+      "--ozone-platform=wayland"
+    ];
+  };
+}

preferences.nix

@@ -9,15 +9,23 @@
     };
   };
 
-  pkgs = {
-    hulk = {
-      insecure = [
+  nixpkgs = system: import inputs.nixpkgs {
+    inherit system;
+    overlays = [ (import ./overlay.nix inputs) ];
+    config = {
+      nvidia.acceptLicense = true;
+      permittedInsecurePackages = [
         "fluffychat-linux-1.22.1"
         "olm-3.2.16"
       ];
-      unfree = [
+      
+      allowUnfreePredicate = pkg: builtins.elem (inputs.nixpkgs.lib.getName pkg) [
         "davinci-resolve"
         "anydesk"
+        "nvidia-settings"
+        "nvidia-x11"
+        "nordvpn"
+        "hplip"
       ];
     };
   };
@@ -30,6 +38,6 @@
   };
 
   homes = {
-    sadorowo = ./profiles/hulk;
+    sadorowo = ./profiles/sadorowo;
   };
 }

profiles/default.nix

@@ -1,18 +1,17 @@
 {
   self,
   prefs,
-  inputs,
-  impurity,
   ...
 }:
 
-{
-  home-manager = {
-    backupFileExtension = "bak";
-    extraSpecialArgs = {
-      inherit inputs self prefs impurity;
-    };
+let
+  inherit (self) inputs;
 
-    users = prefs.homes;
+  mkHome = system: profile: inputs.home-manager.lib.homeManagerConfiguration { 
+    pkgs = prefs.nixpkgs system;
+    extraSpecialArgs = { inherit self inputs prefs; };
+    modules = [ profile ];
   };
+in {
+  sadorowo = mkHome "x86_64-linux" ./sadorowo;
 }

profiles/hulk/apps/fish/functions.nix

@@ -1,32 +0,0 @@
-{
-  webcopy = ''
-		set -l domain (string trim $argv)
-		wget --recursive \
-		--level 5 \
-		--no-clobber \
-		--page-requisites \
-		--adjust-extension \
-		--span-hosts \
-		--convert-links \
-		--domains $domain \
-		--no-parent \
-		$domain
-	'';
-
-  venv = ''
-		if [ -d .venv ]; then
-			source .venv/bin/activate.fish
-		else
-			python -m venv .venv
-			source .venv/bin/activate.fish
-		fi
-	'';
-
-  thunderbird = ''
-		if pgrep -x birdtray > /dev/null
-			birdtray -s
-		else
-			birdtray &
-		end
-	'';
-}

profiles/sadorowo/apps/fish/functions.nix

@@ -0,0 +1,32 @@
+{
+  webcopy = ''
+	set -l domain (string trim $argv)
+	wget --recursive \
+	--level 5 \
+	--no-clobber \
+	--page-requisites \
+	--adjust-extension \
+	--span-hosts \
+	--convert-links \
+	--domains $domain \
+	--no-parent \
+	$domain
+	'';
+
+  venv = ''
+	if [ -d .venv ]; then
+		source .venv/bin/activate.fish
+	else
+		python -m venv .venv
+		source .venv/bin/activate.fish
+	fi
+	'';
+
+  thunderbird = ''
+	if pgrep -x birdtray > /dev/null
+		birdtray -s
+	else
+		birdtray &
+	end
+	'';
+}

profiles/sadorowo/default.nix

@@ -10,14 +10,8 @@
 
   home = {
     inherit (prefs.users.hulk) username homeDirectory;
-
-    stateVersion = "24.11";
     packages = import ./packages.nix { inherit pkgs inputs; };
-  };
-
-  nixpkgs.config = {
-    permittedInsecurePackages = prefs.pkgs.hulk.insecure;
-    allowUnfreePredicate = pkg: builtins.elem (pkgs.lib.getName pkg) prefs.pkgs.hulk.unfree;
+    stateVersion = "24.11";
   };
 
   programs.home-manager.enable = true;

profiles/sadorowo/modules.nix

@@ -37,6 +37,11 @@
       "~/.config/hypr/config/workspaces.conf"
     ];
 
+    additionalConfig.env = [
+      "LIBVA_DRIVER_NAME,nvidia"
+      "__GLX_VENDOR_LIBRARY_NAME,nvidia"
+    ];
+
     additionalConfig = {
       "$terminal" = "alacritty";
       "$fileManager" = "thunar";
@@ -83,7 +88,7 @@
 
   programs.vscode = {
     enable = true;
-    package = pkgs.vscodium;
+    package = pkgs.vscodium-wayland;
     profiles.default.extensions = with pkgs.vscode-extensions; [
       rust-lang.rust-analyzer
       bbenoist.nix

profiles/sadorowo/packages.nix

@@ -18,7 +18,7 @@ with pkgs;
   element-desktop
   thunderbird-bin
   libreoffice-qt6-fresh
-  gimp
+  gimp3
   git
   anydesk
   fastfetch

shells/android.nix

@@ -1,8 +1,7 @@
-{ pkgs, android-nixpkgs }:
+{ pkgs }:
 
 let
-  android = pkgs.callPackage android-nixpkgs { };
-  androidSdk = android.sdk (
+  androidSdk = pkgs.android-sdk.sdk (
     sdkPkgs: with sdkPkgs; [
       cmdline-tools-latest
       build-tools-35-0-0
@@ -10,9 +9,7 @@ let
       platforms-android-35
     ]
   );
-
-in
-pkgs.mkShell rec {
+in pkgs.mkShell rec {
   buildInputs = with pkgs; [
     androidSdk
     jdk17