WiP! fbDriver option

nixos-modules/default.nix

@@ -7,6 +7,8 @@ let
 
   modulesPath = "${self.inputs.nixpkgs}/nixos/modules";
 
+  cfg = config.genode;
+
   toVdi = config:
     import "${modulesPath}/../lib/make-disk-image.nix" {
       inherit config lib pkgs;
@@ -52,7 +54,7 @@ let
 
   bootDescription = buildBootDescription {
     inherit initConfig;
-    imageInputs = map pkgs'.genodeSources.depot [
+    imageInputs = map pkgs'.genodeSources.depot ([
       "acpi_drv"
       "ahci_drv"
       "chroot"
@@ -80,7 +82,9 @@ let
       "vfs"
       "vfs_audit"
       "vfs_ttf"
-    ] ++ (with pkgs'; [ base-nova block_router ]);
+    ] ++ lib.optional (cfg.fbDriver == "vesa") "vesa_drv"
+      ++ lib.optional (cfg.fbDriver == "intel") "intel_fb_drv")
+      ++ (with pkgs'; [ base-nova block_router ]);
     extraBinaries = [
       "ld.lib.so"
       "libc.so"
@@ -106,8 +110,15 @@ let
 
 in {
 
-  options.genode.guests = with lib;
+  options.genode = with lib; {
-    mkOption {
+    fbDriver = mkOption {
+      default = "vesa";
+      type = types.enum [ "intel" "vesa" ];
+      description = ''
+        Set framebuffer driver.
+      '';
+    };
+    guests = mkOption {
       type = types.attrsOf (types.submodule ({ config, options, name, ... }: {
         options = {
 
@@ -133,6 +144,7 @@ in {
       }));
       default = { };
     };
+  };
 
   config = {
     system.build.genode = {

nixos-modules/dhall/vbox-host.dhall

@@ -124,13 +124,16 @@ let rootInit =
                                   , pciClass = "ETHERNET"
                                   }
                                 , { labelSuffix = "usb_drv", pciClass = "USB" }
+                                , { labelSuffix = "vesa_fb_drv"
+                                  , pciClass = "VGA"
+                                  }
                                 ]
                     }
                   }
             , framebuffer =
                 Child.flat
                   Child.Attributes::{
-                  , binary = "intel_fb_drv"
+                  , binary = "vesa_fb_drv"
                   , provides = [ "Framebuffer" ]
                   , resources = Init.Resources::{
                     , caps = 256
@@ -143,7 +146,7 @@ let rootInit =
                         "Platform"
                         "platform_drv"
                         (None Text)
-                        (Some "intel_fb_drv")
+                        (Some "vesa_fb_drv")
                     ]
                   }
             , input_filter =