hw/arm/virt: Allow only supported dynamic sysbus devices

Replace the TYPE_SYS_BUS_DEVICE entry in the allowed sysbus
device list with the two device types that are really supported
by the virt machine: vfio-amd-xgbe and vfio-calxeda-xgmac.

Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-arm@nongnu.org
Signed-off-by: NEduardo Habkost <ehabkost@redhat.com>
Message-Id: <20171125151610.20547-3-ehabkost@redhat.com>
Signed-off-by: NEduardo Habkost <ehabkost@redhat.com>

hw/arm/virt.c

@@ -34,6 +34,8 @@
 #include "hw/arm/arm.h"
 #include "hw/arm/primecell.h"
 #include "hw/arm/virt.h"
+#include "hw/vfio/vfio-calxeda-xgmac.h"
+#include "hw/vfio/vfio-amd-xgbe.h"
 #include "hw/devices.h"
 #include "net/net.h"
 #include "sysemu/block-backend.h"
@@ -1591,8 +1593,8 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
      * configuration of the particular instance.
      */
     mc->max_cpus = 255;
-    /*TODO: allow only sysbus devices that really work with this machine */
-    machine_class_allow_dynamic_sysbus_dev(mc, TYPE_SYS_BUS_DEVICE);
+    machine_class_allow_dynamic_sysbus_dev(mc, TYPE_VFIO_CALXEDA_XGMAC);
+    machine_class_allow_dynamic_sysbus_dev(mc, TYPE_VFIO_AMD_XGBE);
     mc->block_default_type = IF_VIRTIO;
     mc->no_cdrom = 1;
     mc->pci_allow_0_address = true;