galadriel intel stuff

hosts/galadriel/hardware-configuration.nix

@@ -27,6 +27,20 @@
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
+  boot.kernelParams = [ 
+    "xe.force_probe=e212"
+    "xe.vram_force_mmapable=1"
+    "transparent_hugepage=always"
+  ];
+
+  services.udev.extraRules = ''
+    ACTION=="add", SUBSYSTEM=="drm", KERNEL=="card*", ATTR{device/tile0/gt0/engines/ccs0/job_timeout_ms}="10000"
+    ACTION=="add", SUBSYSTEM=="drm", KERNEL=="card*", ATTR{device/tile0/gt0/engines/rcs0/job_timeout_ms}="10000"
+  '';
+
+
+  hardware.enableRedistributableFirmware = true;
+  hardware.firmware = [ pkgs.linux-firmware ];
 
   environment.systemPackages = with pkgs; [
     mkl
@@ -42,6 +56,8 @@
       intel-vaapi-driver # LIBVA_DRIVER_NAME=i965 (older but works better for Firefox/Chromium)
       libvdpau-va-gl
       intel-compute-runtime
+      vulkan-loader
+      vulkan-validation-layers
 
     ];
   };