--- qemu/roms/seabios/src/usb.h	2018/04/24 18:58:38	1.1.1.4
+++ qemu/roms/seabios/src/usb.h	2018/04/24 19:23:46	1.1.1.5
@@ -21,8 +21,8 @@ struct usb_pipe {
 struct usb_s {
     struct usb_pipe *defaultpipe;
     struct mutex_s resetlock;
+    struct pci_device *pci;
     int busid;
-    u16 bdf;
     u8 type;
     u8 maxaddr;
 };