Archipelago » qemu

pci: convert to QEMU Object Model

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

xhci: Initial xHCI implementation

Based on the implementation from Hector Martin <hector@marcansoft.com>

Hectors's implementation completely sidestepped the qemu usb system and
used libusb directly for usb device pass through. So I've ripped out
the libusb bits (or left them in disabled, as reference for further...