Define APIs to retrieve USB Host Controller Info such as controller type and \r
I/O Port Base Address.\r
\r
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r
\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions\r
///\r
#define PEI_EHCI_CONTROLLER 0x03\r
\r
+///\r
+/// This bit is used in the ControllerType return parameter of GetUsbController()\r
+/// to identify the USB Host Controller type as XHCI\r
+///\r
+#define PEI_XHCI_CONTROLLER 0x04\r
+\r
/**\r
Retrieve USB Host Controller Info such as controller type and I/O Base Address.\r
\r