| /** |
| * @file |
| * |
| * mntrain3.c |
| * |
| * Common Northbridge function for training flow for DDR3 |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: (Mem/NB) |
| * @e \$Revision: 7081 $ @e \$Date: 2008-07-31 01:47:27 -0500 (Thu, 31 Jul 2008) $ |
| * |
| **/ |
| /***************************************************************************** |
| * |
| * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * *************************************************************************** |
| * |
| */ |
| |
| /* |
| *---------------------------------------------------------------------------- |
| * MODULES USED |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| |
| |
| #include "AGESA.h" |
| #include "amdlib.h" |
| #include "Ids.h" |
| #include "OptionMemory.h" |
| #include "mm.h" |
| #include "mn.h" |
| #include "mt.h" |
| #include "Filecode.h" |
| #define FILECODE PROC_MEM_NB_MNTRAIN3_FILECODE |
| /* features */ |
| #include "mftds.h" |
| /*---------------------------------------------------------------------------- |
| * DEFINITIONS AND MACROS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| /*---------------------------------------------------------------------------- |
| * TYPEDEFS AND STRUCTURES |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| /*---------------------------------------------------------------------------- |
| * PROTOTYPES OF LOCAL FUNCTIONS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| BOOLEAN |
| STATIC |
| MemTHwWlPart2 ( |
| IN OUT MEM_TECH_BLOCK *TechPtr |
| ); |
| /*---------------------------------------------------------------------------- |
| * EXPORTED FUNCTIONS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| extern MEM_TECH_FEAT_BLOCK memTechTrainingFeatDDR3; |
| |
| /* -----------------------------------------------------------------------------*/ |
| /** |
| * |
| * This function initiates DQS training |
| * |
| * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| * |
| */ |
| |
| BOOLEAN |
| MemNDQSTiming3Nb ( |
| IN OUT MEM_NB_BLOCK *NBPtr |
| ) |
| { |
| MEM_TECH_BLOCK *TechPtr; |
| |
| TechPtr = NBPtr->TechPtr; |
| if (TechPtr->NBPtr->MCTPtr->NodeMemSize) { |
| AGESA_TESTPOINT (TpProcMemBeforeAgesaHookBeforeDQSTraining, &NBPtr->MemPtr->StdHeader); |
| if (AgesaHookBeforeDQSTraining (0, TechPtr->NBPtr->MemPtr) == AGESA_SUCCESS) { |
| // Right now we do not have anything to do if the callout is implemented |
| } |
| AGESA_TESTPOINT (TpProcMemAfterAgesaHookBeforeDQSTraining, &NBPtr->MemPtr->StdHeader); |
| //Execute Technology specific training features |
| if (memTechTrainingFeatDDR3.EnterHardwareTraining (TechPtr)) { |
| if (memTechTrainingFeatDDR3.SwWLTraining (TechPtr)) { |
| MemFInitTableDrive (NBPtr, MTAfterSwWLTrn); |
| if (memTechTrainingFeatDDR3.HwBasedWLTrainingPart1 (TechPtr)) { |
| MemFInitTableDrive (NBPtr, MTAfterHwWLTrnP1); |
| if (memTechTrainingFeatDDR3.HwBasedDQSReceiverEnableTrainingPart1 (TechPtr)) { |
| MemFInitTableDrive (NBPtr, MTAfterHwRxEnTrnP1); |
| // If target speed is higher than start-up speed, do frequency change and second pass of WL |
| if (MemTHwWlPart2 (TechPtr)) { |
| if (memTechTrainingFeatDDR3.TrainExitHwTrn (TechPtr)) { |
| IDS_OPTION_HOOK (IDS_PHY_DLL_STANDBY_CNTRL, NBPtr, &(NBPtr->MemPtr->StdHeader)); |
| if (memTechTrainingFeatDDR3.NonOptimizedSWDQSRecEnTrainingPart1 (TechPtr)) { |
| if (memTechTrainingFeatDDR3.OptimizedSwDqsRecEnTrainingPart1 (TechPtr)) { |
| MemFInitTableDrive (NBPtr, MTAfterSwRxEnTrn); |
| if (memTechTrainingFeatDDR3.NonOptimizedSRdWrPosTraining (TechPtr)) { |
| if (memTechTrainingFeatDDR3.OptimizedSRdWrPosTraining (TechPtr)) { |
| MemFInitTableDrive (NBPtr, MTAfterDqsRwPosTrn); |
| do { |
| if (memTechTrainingFeatDDR3.MaxRdLatencyTraining (TechPtr)) { |
| MemFInitTableDrive (NBPtr, MTAfterMaxRdLatTrn); |
| } |
| } while (NBPtr->ChangeNbFrequency (NBPtr)); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| MemTMarkTrainFail (TechPtr); |
| } |
| return TRUE; |
| } |
| |
| /* -----------------------------------------------------------------------------*/ |
| /** |
| * |
| * This function executes HW WL at multiple speeds |
| * |
| * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK |
| * @return TRUE - No errors occurred |
| * FALSE - errors occurred |
| */ |
| |
| BOOLEAN |
| STATIC |
| MemTHwWlPart2 ( |
| IN OUT MEM_TECH_BLOCK *TechPtr |
| ) |
| { |
| BOOLEAN retVal; |
| retVal = TRUE; |
| while (TechPtr->NBPtr->DCTPtr->Timings.TargetSpeed > TechPtr->NBPtr->DCTPtr->Timings.Speed) { |
| TechPtr->PrevSpeed = TechPtr->NBPtr->DCTPtr->Timings.Speed; |
| if (TechPtr->NBPtr->RampUpFrequency (TechPtr->NBPtr)) { |
| if (!memTechTrainingFeatDDR3.HwBasedWLTrainingPart2 (TechPtr)) { |
| retVal = FALSE; |
| break; |
| } |
| MemFInitTableDrive (TechPtr->NBPtr, MTAfterHwWLTrnP2); |
| if (!memTechTrainingFeatDDR3.HwBasedDQSReceiverEnableTrainingPart2 (TechPtr)) { |
| retVal = FALSE; |
| break; |
| } |
| MemFInitTableDrive (TechPtr->NBPtr, MTAfterHwRxEnTrnP2); |
| } else { |
| retVal = FALSE; |
| break; |
| } |
| } |
| return retVal; |
| } |
