Configure Windows VM

common/fragments/virt.nix

@@ -0,0 +1,39 @@
+{ pkgs, lib, ... }:
+{
+  boot = {
+    initrd.kernelModules = [
+      "vfio_pci"
+      "vfio"
+      "vfio_iommu_type1"
+
+      "amdgpu"
+    ];
+
+    kernelParams =
+      let
+        gpuIDs = [
+          "1002:67df" # Graphics
+          "1002:aaf0" # Audio
+        ];
+      in
+      [
+        # enable IOMMU
+        "amd_iommu=on"
+        ("vfio-pci.ids=" + lib.concatStringsSep "," gpuIDs)
+      ];
+  };
+
+  hardware.opengl.enable = true;
+  virtualisation.spiceUSBRedirection.enable = true;
+  services.openssh.settings.X11Forwarding = true;
+
+  # Virtualization
+  virtualisation.libvirtd = {
+    enable = true;
+    onBoot = "start";
+    onShutdown = "shutdown";
+  };
+
+  programs.virt-manager.enable = true;
+  users.users.agatha.extraGroups = [ "libvirtd" ];
+}

hosts/tears/configuration.nix

@@ -1,8 +1,8 @@
 {
   imports = [
     ./hardware-configuration.nix
-    ../../common/fragments/graphical
+    ../../common/fragments/graphical/barebones.nix
-    ../../common/fragments/yubikey.nix
+    ../../common/fragments/virt.nix
     ../../common/home_manager/common.nix
   ];