+/* Host binding interface. */
+
+VirtIODevice *virtio_common_init(const char *name, uint16_t device_id,
+ size_t config_size, size_t struct_size);
+uint32_t virtio_config_readb(VirtIODevice *vdev, uint32_t addr);
+uint32_t virtio_config_readw(VirtIODevice *vdev, uint32_t addr);
+uint32_t virtio_config_readl(VirtIODevice *vdev, uint32_t addr);
+void virtio_config_writeb(VirtIODevice *vdev, uint32_t addr, uint32_t data);
+void virtio_config_writew(VirtIODevice *vdev, uint32_t addr, uint32_t data);
+void virtio_config_writel(VirtIODevice *vdev, uint32_t addr, uint32_t data);
+void virtio_queue_set_addr(VirtIODevice *vdev, int n, target_phys_addr_t addr);
+target_phys_addr_t virtio_queue_get_addr(VirtIODevice *vdev, int n);
+int virtio_queue_get_num(VirtIODevice *vdev, int n);
+void virtio_queue_notify(VirtIODevice *vdev, int n);
+void virtio_reset(void *opaque);
+void virtio_update_irq(VirtIODevice *vdev);
+
+void virtio_bind_device(VirtIODevice *vdev, const VirtIOBindings *binding,
+ void *opaque);
+
+/* Base devices. */
+VirtIODevice *virtio_blk_init(DeviceState *dev);
+VirtIODevice *virtio_net_init(DeviceState *dev);
+VirtIODevice *virtio_console_init(DeviceState *dev);
+VirtIODevice *virtio_balloon_init(DeviceState *dev);
+