\r
XhcDev->Signature = USB_XHC_DEV_SIGNATURE;\r
XhcDev->UsbHostControllerBaseAddress = (UINT32) BaseAddress;\r
- XhcDev->CapLength = XhcPeiReadCapRegister (XhcDev, XHC_CAPLENGTH_OFFSET) & 0x0FF;\r
+ XhcDev->CapLength = (UINT8) (XhcPeiReadCapRegister (XhcDev, XHC_CAPLENGTH_OFFSET) & 0x0FF);\r
XhcDev->HcSParams1.Dword = XhcPeiReadCapRegister (XhcDev, XHC_HCSPARAMS1_OFFSET);\r
XhcDev->HcSParams2.Dword = XhcPeiReadCapRegister (XhcDev, XHC_HCSPARAMS2_OFFSET);\r
XhcDev->HcCParams.Dword = XhcPeiReadCapRegister (XhcDev, XHC_HCCPARAMS_OFFSET);\r