/* Sets bits as per the enabled bit positions in the mask. */
VOID XhcSetR32Bit(IN OUT UINTN Register, IN UINT32 BitMask)
/* Sets bits as per the enabled bit positions in the mask. */
VOID XhcSetR32Bit(IN OUT UINTN Register, IN UINT32 BitMask)
{
  UINT32  RegisterValue;
  RegisterValue  = MmioRead32 (Register);
  RegisterValue |= (UINT32)(BitMask);
  MmioWrite32 (Register, RegisterValue);
}