/* Write RTC through its registers using IO access. */
STATIC VOID IoRtcWrite(IN UINTN Address, IN UINT8 Data)
/* Write RTC through its registers using IO access. */
STATIC VOID IoRtcWrite(IN UINTN Address, IN UINT8 Data)
{
  IoWrite8 (
    mRtcIndexRegister,
    (UINT8)(Address | (UINT8)(IoRead8 (mRtcIndexRegister) & 0x80))
    );
  IoWrite8 (mRtcTargetRegister, Data);
}