From cffffeb678e9a1078eeba0f19c9607cda9f31bed Mon Sep 17 00:00:00 2001
From: seth <getchoo@tuta.io>
Date: Wed, 7 Feb 2024 18:03:24 -0500
Subject: modules/nixos+darwin: move to traits + archetypes model

---
 modules/nixos/traits/nvk/default.nix | 43 ++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 modules/nixos/traits/nvk/default.nix

(limited to 'modules/nixos/traits/nvk/default.nix')

diff --git a/modules/nixos/traits/nvk/default.nix b/modules/nixos/traits/nvk/default.nix
new file mode 100644
index 0000000..8e849ce
--- /dev/null
+++ b/modules/nixos/traits/nvk/default.nix
@@ -0,0 +1,43 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.traits.nvk;
+  mesa = import ./mesa.nix pkgs;
+  mesa32 = import ./mesa.nix pkgs.pkgsi686Linux;
+in {
+  options.traits.nvk = {
+    enable = lib.mkEnableOption "nvk drivers";
+  };
+
+  config = lib.mkIf cfg.enable {
+    # make sure we're loading new gsp firmware
+    boot.kernelParams = [
+      "nouveau.config=NvGspRm=1"
+      "nouveau.debug=info,VBIOS=info,gsp=debug"
+    ];
+
+    environment.sessionVariables = {
+      # (fake) advertise vk 1.3
+      MESA_VK_VERSION_OVERRIDE = "1.3";
+    };
+
+    hardware.opengl = {
+      package = mesa.drivers;
+      package32 = mesa32.drivers;
+    };
+
+    system.replaceRuntimeDependencies = [
+      {
+        original = pkgs.mesa.out;
+        replacement = mesa.out;
+      }
+      {
+        original = pkgs.pkgsi686Linux.mesa.out;
+        replacement = mesa32.out;
+      }
+    ];
+  };
+}
-- 
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