/* Do AND operation with the value of AHCI Operation register. */
VOID EFIAPI AhciAndReg(IN EFI_PCI_IO_PROTOCOL *PciIo, IN UINT32 Offset, IN UINT32 AndData)
/* Do AND operation with the value of AHCI Operation register. */
VOID EFIAPI AhciAndReg(IN EFI_PCI_IO_PROTOCOL *PciIo, IN UINT32 Offset, IN UINT32 AndData)
{
  UINT32  Data;
  ASSERT (PciIo != NULL);
  Data = AhciReadReg (PciIo, Offset);
  Data &= AndData;
  AhciWriteReg (PciIo, Offset, Data);
}