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-rw-r--r--hw/virtio-pci.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index 212acd8418..904a7e1e90 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -31,6 +31,7 @@
#include "sysemu/blockdev.h"
#include "virtio-pci.h"
#include "qemu/range.h"
+#include "virtio-bus.h"
/* from Linux's linux/virtio_pci.h */
@@ -1311,6 +1312,41 @@ static const TypeInfo virtio_scsi_info = {
.class_init = virtio_scsi_class_init,
};
+/* virtio-pci-bus */
+
+void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev)
+{
+ DeviceState *qdev = DEVICE(dev);
+ BusState *qbus;
+ qbus_create_inplace((BusState *)bus, TYPE_VIRTIO_PCI_BUS, qdev, NULL);
+ qbus = BUS(bus);
+ qbus->allow_hotplug = 0;
+}
+
+static void virtio_pci_bus_class_init(ObjectClass *klass, void *data)
+{
+ BusClass *bus_class = BUS_CLASS(klass);
+ VirtioBusClass *k = VIRTIO_BUS_CLASS(klass);
+ bus_class->max_dev = 1;
+ k->notify = virtio_pci_notify;
+ k->save_config = virtio_pci_save_config;
+ k->load_config = virtio_pci_load_config;
+ k->save_queue = virtio_pci_save_queue;
+ k->load_queue = virtio_pci_load_queue;
+ k->get_features = virtio_pci_get_features;
+ k->query_guest_notifiers = virtio_pci_query_guest_notifiers;
+ k->set_host_notifier = virtio_pci_set_host_notifier;
+ k->set_guest_notifiers = virtio_pci_set_guest_notifiers;
+ k->vmstate_change = virtio_pci_vmstate_change;
+}
+
+static const TypeInfo virtio_pci_bus_info = {
+ .name = TYPE_VIRTIO_PCI_BUS,
+ .parent = TYPE_VIRTIO_BUS,
+ .instance_size = sizeof(VirtioPCIBusState),
+ .class_init = virtio_pci_bus_class_init,
+};
+
static void virtio_pci_register_types(void)
{
type_register_static(&virtio_blk_info);
@@ -1319,6 +1355,7 @@ static void virtio_pci_register_types(void)
type_register_static(&virtio_balloon_info);
type_register_static(&virtio_scsi_info);
type_register_static(&virtio_rng_info);
+ type_register_static(&virtio_pci_bus_info);
}
type_init(virtio_pci_register_types)