MdeModulePkg/Bus/Pci/XhciDxe/Xhci.h | 46 ++++ MdeModulePkg/Bus/Pci/XhciDxe/XhciBus.h | 229 ++++++++++++++++++++ MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c | 130 ++++++++--- MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c | 111 ++++++++++ 4 files changed, 488 insertions(+), 28 deletions(-) create mode 100644 MdeModulePkg/Bus/Pci/XhciDxe/XhciBus.h