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Diffstat (limited to 'ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/ReadTraining/MrcReadDqDqs.h')
-rw-r--r-- | ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/ReadTraining/MrcReadDqDqs.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/ReadTraining/MrcReadDqDqs.h b/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/ReadTraining/MrcReadDqDqs.h new file mode 100644 index 0000000..e0c717a --- /dev/null +++ b/ReferenceCode/Chipset/SystemAgent/MemoryInit/Pei/Source/ReadTraining/MrcReadDqDqs.h @@ -0,0 +1,97 @@ +/** @file + Read DQ/DQS training definitions. + +@copyright + Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved. + This software and associated documentation (if any) is furnished + under a license and may only be used or copied in accordance + with the terms of the license. Except as permitted by such + license, no part of this software or documentation may be + reproduced, stored in a retrieval system, or transmitted in any + form or by any means without the express written consent of + Intel Corporation. + + This file contains an 'Intel Peripheral Driver' and uniquely + identified as "Intel Reference Module" and is + licensed for Intel CPUs and chipsets under the terms of your + license agreement with Intel or your vendor. This file may + be modified by the user, subject to additional terms of the + license agreement. +**/ + +#ifndef _MrcReadDqDqs_h_ +#define _MrcReadDqDqs_h_ + +#include "McAddress.h" +#include "MrcTypes.h" +#include "MrcCommon.h" +#include "MrcGlobal.h" + +#define RMPR_DQS_START (-32) +#define RMPR_DQS_STOP (32) + +#define RMPR_DQS_STEP (1) + +#define RMPR_MIN_WIDTH (12) + +/** +@brief + Perform Read MPR Training. + Center read DQ-DQS with MPR pattern. + + @param[in, out] MrcData - Include all MRC global data. + + @retval MrcStatus - mrcSuccess or reason for failure. +**/ +extern +MrcStatus +MrcReadMprTraining ( + IN OUT MrcParameters *const MrcData + ); + +/** +@brief + Peform Read Timing Centering. + Center Rx DQS-DQ using moderate pattern with 1D eye + + @param[in] MrcData - Include all MRC global data. + + @retval MrcStatus - if it succeded returns mrcSuccess +**/ +extern +MrcStatus +MrcReadTimingCentering ( + IN MrcParameters *const MrcData + ); + +/** +@brief + Peform Read Timing Centering in 2D. + Final read timing centering using 2D algorithm and per bit optimization + + @param[in] MrcData - Include all MRC global data. + + @retval MrcStatus - if it succeded returns mrcSuccess +**/ +extern +MrcStatus +MrcReadTimingCentering2D ( + IN MrcParameters *const MrcData + ); + +/** +@brief + Peform Read Voltage Centering in 2D. + Note: This function currently only supports param = RdV + + @param[in] MrcData - Include all MRC global data. + + @retval MrcStatus - if it succeded return mrcSuccess +**/ +extern +MrcStatus +MrcReadVoltageCentering2D ( + IN MrcParameters *const MrcData + ); + +#endif // _MrcReadDqDqs_h_ |