refactor: get rid of config folder

profiles/vfio/profile.nix

@@ -0,0 +1,200 @@
+{ config, pkgs, lib, ... }: with lib; let
+  win10-toggler = pkgs.writeShellScriptBin "win10-toggle" ''
+REQUEST="$0"
+if [[ "REQUEST" = "on" ]]; then
+  sudo win10-vm-pinning $(cat $XDG_RUNTIME_DIR/win10-vm.pid)
+  systemctl --user stop konawall-rotation.timer
+else
+  sudo win10-vm-pinning
+	systemctl --user start konawall-rotation.timer
+fi
+  '';
+  win10-start-pane = pkgs.writeShellScriptBin "win10-start-pane" ''
+sudo disk-mapper-part /dev/disk/by-id/ata-ST2000DM008-2FR102_WK301C3H-part2
+sudo chown kat:users /dev/mapper/ata-ST2000DM008-2FR102_WK301C3H-part2
+echo 3 | sudo tee /proc/sys/vm/drop_caches > /dev/null || true; echo 1 | sudo tee /proc/sys/vm/compact_memory > /dev/null || true
+win10-vm -pidfile $XDG_RUNTIME_DIR/win10-vm.pid
+  '';
+  win10-start = pkgs.writeShellScriptBin "win10-start" ''
+tmux new-session -ds vm "${win10-start-pane}/bin/win10-start-pane" \; split-window -h 'sleep 10; screenstub x'
+  '';
+in {
+  options.home-manager.users = let
+      userVFIOExtend = { config, ... }: {
+        config = mkMerge [
+          (mkIf config.wayland.windowManager.sway.enable {
+          wayland.windowManager.sway.config.input = mapListToAttrs  (t:
+            nameValuePair "5824:1503:screenstub-${t}" ({ events = "disabled"; })
+          ) [ "tablet" "mouse" "kbd" ];
+        })
+        {
+          programs.screenstub = {
+            enable = true;
+            settings = {
+              exit_events = [ "show_host" ];
+              hotkeys = [
+                {
+                  events = [
+                    { toggle_grab = { x = { mouse = false; }; }; }
+                    {
+                      toggle_grab = {
+                        evdev = {
+                          devices = [
+                            "/dev/input/by-id/usb-Razer_Razer_Naga_Trinity_00000000001A-event-mouse"
+                          ];
+                          evdev_ignore = [ "button" ];
+                          exclusive = false;
+                          xcore_ignore = [ "absolute" ];
+                        };
+                      };
+                    }
+                    "unstick_host"
+                  ];
+                  modifiers = [ "LeftMeta" ];
+                  triggers = [ "Esc" ];
+                }
+                {
+                  events = [ "toggle_show" ];
+                  modifiers = [ "LeftMeta" ];
+                  on_release = false;
+                  triggers = [ "T" ];
+                }
+              ];
+              key_remap = {
+                LeftMeta = "Reserved";
+                RightAlt = "LeftMeta";
+              };
+              qemu = {
+                absolute_driver = { virtio = { bus = "pci.21"; }; };
+                ga_socket = "/tmp/vfio-qga";
+                keyboard_driver = { virtio = { bus = "pci.23"; }; };
+                qmp_socket = "/tmp/vfio-qmp";
+                relative_driver = { virtio = { bus = "pci.22"; }; };
+                routing = "virtio-host";
+              };
+              screens = [{
+                ddc = {
+                  guest = [ "ddc" ];
+                  host = [ "ddc" ];
+                };
+                guest_source = { name = "HDMI-1"; };
+                host_source = { name = "HDMI-2"; };
+                monitor = {
+                  manufacturer = "BNQ";
+                  model = "BenQ GW2270";
+                };
+              }];
+            };
+          };
+        }
+        ];
+      };
+    in mkOption {
+    type = types.attrsOf (types.submoduleWith {
+      modules = singleton userVFIOExtend;
+    });
+  };
+
+  config = {
+    deploy.profile.vfio = true;
+
+    environment.systemPackages = with pkgs; [
+      win10-toggler
+      vfio-vm
+      vfio-vm-pinning
+      vfio-disk-mapper
+      win10-start
+      ddcutil
+    ];
+
+    systemd.mounts = let
+      hugepages = { where, options }: {
+        before = ["sysinit.target"];
+        unitConfig = {
+          DefaultDependencies = "no";
+          ConditionPathExists = "/sys/kernel/mm/hugepages";
+          ConditionCapability = "CAP_SYS_ADMIN";
+          ConditionVirtualization = "!private-users";
+        };
+        what = "hugetlbfs";
+        inherit where options;
+        type = "hugetlbfs";
+        mountConfig = {
+          Group = "vfio";
+        };
+        wantedBy = ["sysinit.target"];
+      };
+    in [
+      (hugepages { where = "/dev/hugepages"; options = "mode=0775"; })
+      (hugepages { where = "/dev/hugepages1G"; options = "pagesize=1GB,mode=0775"; })
+    ];
+
+  /*  fileSystems."/sys/fs/cgroup/cpuset" = {
+      device = "cpuset";
+      fsType = "cgroup";
+      noCheck = true;
+    }; */
+
+    systemd.services.preallocate-huggies = {
+      wantedBy = singleton "multi-user.target";
+      serviceConfig = {
+        Type = "oneshot";
+      };
+      script = ''
+        echo 12 > /sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages
+      '';
+    };
+
+    users.groups = { uinput = { }; vfio = { }; };
+
+    boot = lib.mkMerge [{
+      initrd.kernelModules = mkBefore [ "vfio" "vfio_iommu_type1" "vfio_pci" "vfio_virqfd" ];
+      kernelParams = [
+      ];
+      kernelModules = [ "i2c-dev" ]; # i2c-dev is required for DDC/CI for screenstub
+      kernelPatches = with pkgs.kernelPatches; [
+        (mkIf config.deploy.profile.hardware.acs-override acs-override)
+      ];
+    }
+      (mkIf (config.deploy.profile.hardware.amdgpu) {
+        kernelParams = [
+          "video=efifb:off"
+        ];
+        extraModulePackages = [
+          (pkgs.linuxPackagesFor config.boot.kernelPackages.kernel).vendor-reset
+        ];
+      })
+      (mkIf (config.deploy.profile.hardware.acs-override) {
+        kernelParams = [
+          "pci=noats"
+          "pcie_acs_override=downstream,multifunction"
+        ];
+      })];
+
+    environment.etc."qemu/bridge.conf".text = "allow br";
+
+    security.wrappers = {
+      qemu-bridge-helper = {
+        source = "${pkgs.qemu-vfio}/libexec/qemu-bridge-helper";
+        capabilities = "cap_net_admin+ep";
+        owner = "root";
+        group = "root";
+      };
+    };
+
+    services.udev.extraRules = ''
+      SUBSYSTEM=="i2c-dev", GROUP="vfio", MODE="0660"
+      SUBSYSTEM=="misc", KERNEL=="uinput", OPTIONS+="static_node=uinput", MODE="0660", GROUP="uinput"
+      SUBSYSTEM=="vfio", OWNER="root", GROUP="vfio"
+    '';
+
+    security.pam.loginLimits = [{
+      domain = "@vfio";
+      type = "-";
+      item = "memlock";
+      value = "unlimited";
+    }];
+
+    systemd.extraConfig = "DefaultLimitMEMLOCK=infinity";
+  };
+}