/* Do AND operation with the value of AHCI Operation register. */
VOID AhciAndReg(IN UINTN AhciBar, IN UINT32 Offset, IN UINT32 AndData)
/* Do AND operation with the value of AHCI Operation register. */
VOID AhciAndReg(IN UINTN AhciBar, IN UINT32 Offset, IN UINT32 AndData)
{
  UINT32  Data;
  Data  = AhciReadReg (AhciBar, Offset);
  Data &= AndData;
  AhciWriteReg (AhciBar, Offset, Data);
}