Add NixOS dual-configuration setup (dev and gaming profiles)

Co-authored-by: ragusa-it <196988693+ragusa-it@users.noreply.github.com>
2026-02-01 19:35:39 +00:00
parent cf10576824
commit bf80ac7579
6 changed files with 653 additions and 1 deletions
--- a/modules/gaming.nix
+++ b/modules/gaming.nix
@@ -0,0 +1,98 @@
+{ pkgs, ... }:
+
+{
+  # Identification tags (shows in boot menu)
+  system.nixos.tags = [ "gaming" "zen" ];
+
+  # --------------------------------------------------------------------------
+  # KERNEL - Zen for gaming performance
+  # --------------------------------------------------------------------------
+  boot.kernelPackages = pkgs.linuxPackages_zen;
+
+  # --------------------------------------------------------------------------
+  # STEAM
+  # --------------------------------------------------------------------------
+  programs.steam = {
+    enable = true;
+    gamescopeSession.enable = true;
+    remotePlay.openFirewall = true;
+    dedicatedServer.openFirewall = true;
+  };
+
+  # --------------------------------------------------------------------------
+  # GAMEMODE - Auto performance optimizations
+  # --------------------------------------------------------------------------
+  programs.gamemode = {
+    enable = true;
+    enableRenice = true;
+    settings = {
+      general = {
+        renice = 10;
+      };
+      gpu = {
+        apply_gpu_optimisations = "accept-responsibility";
+        gpu_device = 0;
+        amd_performance_level = "high";
+      };
+    };
+  };
+
+  # --------------------------------------------------------------------------
+  # CORECTRL - AMD GPU Control
+  # --------------------------------------------------------------------------
+  programs.corectrl = {
+    enable = true;
+    gpuOverclock = {
+      enable = true;
+      ppfeaturemask = "0xffffffff";
+    };
+  };
+
+  # IMPORTANT: Replace <username> with actual username
+  users.users.<username>.extraGroups = [ "corectrl" "gamemode" ];
+
+  # --------------------------------------------------------------------------
+  # GAMING PACKAGES
+  # --------------------------------------------------------------------------
+  # IMPORTANT: Replace <username> with actual username
+  users.users.<username>.packages = with pkgs; [
+    # -- Performance Overlays --
+    mangohud        # FPS counter, GPU stats
+    goverlay        # MangoHud GUI config
+
+    # -- Game Launchers --
+    lutris          # Multi-platform launcher
+    heroic          # Epic/GOG launcher
+    bottles         # Wine prefix manager
+
+    # -- Proton/Wine --
+    protonup-qt     # Proton-GE installer
+    winetricks
+    protontricks
+
+    # -- Utilities --
+    gamescope       # Micro-compositor for gaming
+    corectrl        # AMD GPU control GUI
+
+    # -- Optional Game Clients --
+    # prismlauncher # Minecraft
+    # retroarch     # Emulation
+  ];
+
+  # --------------------------------------------------------------------------
+  # KERNEL PARAMETERS - Gaming optimizations
+  # --------------------------------------------------------------------------
+  boot.kernel.sysctl = {
+    # Reduce swappiness for gaming
+    "vm.swappiness" = 10;
+    # Increase max map count (needed for some games)
+    "vm.max_map_count" = 2147483642;
+  };
+
+  # Additional kernel params for gaming (appends to common.nix params)
+  boot.kernelParams = [
+    "amd_pstate=active"       # Inherited from common, but explicit for clarity
+    "mitigations=off"         # Optional: Disable CPU mitigations for ~5% perf gain
+                              # Remove this line if security is a concern
+  ];
+}