#ifndef _USB_HOSTCONTROLLER_H_\r
#define _USB_HOSTCONTROLLER_H_\r
\r
+#include <Protocol/Usb2HostController.h>\r
+\r
#define EFI_USB_HC_PROTOCOL_GUID \\r
{ \\r
0xf5089266, 0x1aa0, 0x4953, {0x97, 0xd8, 0x56, 0x2f, 0x8a, 0x73, 0xb5, 0x19 } \\r
\r
@retval EFI_SUCCESS The state information of the host controller was returned in State.\r
@retval EFI_INVALID_PARAMETER State is NULL.\r
- @retval EFI_DEVICE_ERROR An error was encountered while attempting to retrieve the host controller¡¯s\r
+ @retval EFI_DEVICE_ERROR An error was encountered while attempting to retrieve the host controller's\r
current state. \r
\r
**/\r