MdeModulePkg XhciPei/UsbBusPei: Add XHCI recovery support.

[mirror_edk2.git] / MdeModulePkg / Include / Ppi / UsbController.h

diff --git a/MdeModulePkg/Include/Ppi/UsbController.h b/MdeModulePkg/Include/Ppi/UsbController.h
index 10e025df551fee6d101eece8d8ae39d442c46a95..f0537ecb6684c9fc5108ab70d86568a51a3e8510 100644 (file)
--- a/MdeModulePkg/Include/Ppi/UsbController.h
+++ b/MdeModulePkg/Include/Ppi/UsbController.h
@@ -2,7 +2,7 @@
   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
@@ -49,6 +49,12 @@ typedef struct _PEI_USB_CONTROLLER_PPI PEI_USB_CONTROLLER_PPI;
 ///\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