curacao/options.nix

@@ -6,5 +6,6 @@
       docker = true;
     };
     extra = true;
+    gaming = true;
   };
 }

full/options.nix

@@ -10,5 +10,6 @@
       python = true;
     };
     extra = true;
+    gaming = true;
   };
 }

hm/common.nix

@@ -395,6 +395,7 @@ in
       curl
       python3Packages.pip
       rename
+      which
 
       # shell
       zsh-completions

hm/default.nix

@@ -6,6 +6,7 @@
     ./desktop.nix
     ./dev.nix
     ./extra.nix
+    ./gaming
     ./ssh.nix
     ./style.nix
     ./vim.nix

hm/extra.nix

@@ -51,16 +51,8 @@
       transmission-qt
 
       # FIXME Below not on aarch64
-      # wine
       wine
       # TODO wine-gecko wine-mono lib32-libpulse (?)
-
-      # gaming
-      # steam # FIXME Requires i686-linux or something. IIRC the package says to use the NixOS config and not it directly.
-      yuzu-mainline
-      minecraft
-      # TODO factorio
-
     ]);
   };
 }

hm/gaming/default.nix

@@ -0,0 +1,15 @@
+{ pkgs, lib, config, ... }:
+{
+  config = lib.mkIf config.frogeye.gaming {
+    # Using config.nixpkgs.<something> creates an infinite recursion,
+    # but the above might not be correct in case of cross-compiling?
+    home.packages = with pkgs; [
+      # gaming
+      yuzu-mainline
+      minecraft
+      # TODO factorio
+
+      steam # Common pitfall: https://github.com/NixOS/nixpkgs/issues/86506#issuecomment-623746883
+    ];
+  };
+}

options.nix

@@ -2,6 +2,7 @@
 {
   options.frogeye = {
     extra = lib.mkEnableOption "Big software";
+    gaming = lib.mkEnableOption "Games";
     desktop = {
       xorg = lib.mkEnableOption "Enable X11 support";
       nixGLIntel = lib.mkEnableOption "Enable nixGLIntel/nixVulkanIntel for windows manager";

os/default.nix

@@ -3,9 +3,10 @@
   imports = [
     ../options.nix
     ./battery.nix
-    ./geoffrey.nix
     ./common.nix
     ./desktop.nix
+    ./gaming
+    ./geoffrey.nix
     ./wireless.nix
     "${builtins.fetchTarball "https://github.com/nix-community/disko/archive/3cb78c93e6a02f494aaf6aeb37481c27a2e2ee22.tar.gz"}/module.nix"
   ];

os/gaming/default.nix

@@ -0,0 +1,7 @@
+{ pkgs, lib, config, ... }:
+{
+  config = lib.mkIf config.frogeye.gaming {
+    programs.steam.enable = true;
+    hardware.opengl.driSupport32Bit = true; # Enables support for 32bit libs that steam uses
+  };
+}