On Fri, Mar 05, 2010 at 09:38:28AM -0500, Alan Stern wrote: > > That doesn't do me any good, since I don't have access to the xHCI > spec. If you need the spec, an agreement is needed with intel. http://www.intel.com/technology/usb/xhcispec.htm And if you read it, this concept may be easy to describe. Or Sarah have more clear word. Now the chart tells us there is only one root hub with 2 different kind ports, and combine them in 1 physical connector. The xhci-hcd driver now export one root hub with different kind ports, not 2 different kind root hub. -- Best Regards, - Crane -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html