diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/DDR3/mttwl3.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/DDR3/mttwl3.c | 686 |
1 files changed, 0 insertions, 686 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/DDR3/mttwl3.c b/src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/DDR3/mttwl3.c deleted file mode 100644 index 8d8b6b672608..000000000000 --- a/src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/DDR3/mttwl3.c +++ /dev/null @@ -1,686 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * mttwl3.c - * - * Technology Phy assisted write levelization for DDR3 - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: (Mem/Tech/DDR3) - * @e \$Revision: 38442 $ @e \$Date: 2010-09-24 06:39:57 +0800 (Fri, 24 Sep 2010) $ - * - **/ -/* - ***************************************************************************** - * - * 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 "Ids.h" -#include "mm.h" -#include "mn.h" -#include "mu.h" -#include "mt.h" -#include "mtsdi3.h" -#include "merrhdl.h" -#include "OptionMemory.h" -#include "PlatformMemoryConfiguration.h" -#include "GeneralServices.h" -#include "Filecode.h" -#include "mtlrdimm3.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G1_PEICC) - -#define FILECODE PROC_MEM_TECH_DDR3_MTTWL3_FILECODE -/*---------------------------------------------------------------------------- - * DEFINITIONS AND MACROS - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * TYPEDEFS AND STRUCTURES - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * PROTOTYPES OF LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -BOOLEAN -STATIC -MemTWriteLevelizationHw3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Pass - ); - -VOID -STATIC -MemTWLPerDimmHw3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm, - IN UINT8 Pass - ); - -VOID -STATIC -MemTPrepareDIMMs3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 TargetDIMM, - IN BOOLEAN Wl - ); - -VOID -STATIC -MemTProcConfig3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm, - IN UINT8 Pass - ); - -VOID -STATIC -MemTBeginWLTrain3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm - ); - -/*---------------------------------------------------------------------------- - * EXPORTED FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function executes first pass of Phy assisted write levelization - * for a specific node (DDR800). - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * - * @return TRUE - No fatal error occurs. - * @return FALSE - Fatal error occurs. - */ - -BOOLEAN -MemTWriteLevelizationHw3Pass1 ( - IN OUT MEM_TECH_BLOCK *TechPtr - ) -{ - return MemTWriteLevelizationHw3 (TechPtr, 1); -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function executes second pass of Phy assisted write levelization - * for a specific node (DDR1066 and above). - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * - * @return TRUE - No fatal error occurs. - * @return FALSE - Fatal error occurs. - */ - -BOOLEAN -MemTWriteLevelizationHw3Pass2 ( - IN OUT MEM_TECH_BLOCK *TechPtr - ) -{ - // If current speed is higher than start-up speed, do second pass of WL - if (TechPtr->NBPtr->DCTPtr->Timings.Speed > TechPtr->NBPtr->StartupSpeed) { - return MemTWriteLevelizationHw3 (TechPtr, 2); - } - return TRUE; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function prepares for Phy assisted training. - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * - * @return TRUE - No fatal error occurs. - * @return FALSE - Fatal error occurs. - */ - -BOOLEAN -MemTPreparePhyAssistedTraining ( - IN OUT MEM_TECH_BLOCK *TechPtr - ) -{ - // Disable auto refresh by configuring F2x[1, 0]8C[DisAutoRefresh] = 1. - TechPtr->NBPtr->BrdcstSet (TechPtr->NBPtr, BFDisAutoRefresh, 1); - // Disable ZQ calibration short command by configuring F2x[1, 0]94[ZqcsInterval] = 00b. - TechPtr->NBPtr->BrdcstSet (TechPtr->NBPtr, BFZqcsInterval, 0); - return (BOOLEAN) (TechPtr->NBPtr->MCTPtr->ErrCode < AGESA_FATAL); -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function revert to normal settings when exiting from Phy assisted training. - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * - * @return TRUE - No fatal error occurs. - * @return FALSE - Fatal error occurs. - */ - -BOOLEAN -MemTExitPhyAssistedTraining ( - IN OUT MEM_TECH_BLOCK *TechPtr - ) -{ - MEM_NB_BLOCK *NBPtr; - NBPtr = TechPtr->NBPtr; - - // 13.Program F2x[1, 0]8C[DisAutoRefresh] = 0. - NBPtr->BrdcstSet (NBPtr, BFDisAutoRefresh, 0); - // 14.Program F2x[1, 0]94[ZqcsInterval] to the proper interval for the current memory configuration. - NBPtr->BrdcstSet (NBPtr, BFZqcsInterval, 2); - NBPtr->FamilySpecificHook[ExitPhyAssistedTraining] (NBPtr, NBPtr); - - return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL); -} - -/*---------------------------------------------------------------------------- - * LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function executed hardware based write levelization for a specific die - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] Pass - Pass number (1 (400Mhz) or 2 (>400Mhz)) - * - * @pre Auto refresh and ZQCL must be disabled - * - * @return TRUE - No fatal error occurs. - * @return FALSE - Fatal error occurs. - */ - -BOOLEAN -STATIC -MemTWriteLevelizationHw3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Pass - ) -{ - MEM_NB_BLOCK *NBPtr; - DCT_STRUCT *DCTPtr; - UINT8 Dct; - UINT8 Dimm; - - NBPtr = TechPtr->NBPtr; - - IDS_HDT_CONSOLE (MEM_STATUS, "\nStart write leveling\n"); - AGESA_TESTPOINT (TpProcMemWriteLevelizationTraining, &(NBPtr->MemPtr->StdHeader)); - // Begin DQS Write timing training - for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { - NBPtr->SwitchDCT (NBPtr, Dct); - IDS_HDT_CONSOLE (MEM_STATUS, "\tDct %d\n", Dct); - DCTPtr = NBPtr->DCTPtr; - - TechPtr->WLCriticalDelay = 0x00; - - //training for each Dimm - for (Dimm = 0; Dimm < MAX_DIMMS_PER_CHANNEL; Dimm++) { - if ((DCTPtr->Timings.CsEnabled & ((UINT16)3 << (Dimm << 1))) != 0) { - if (!(NBPtr->MCTPtr->Status[SbLrdimms]) || ((NBPtr->ChannelPtr->LrDimmPresent & ((UINT8) 1 << Dimm)) != 0)) { - IDS_HDT_CONSOLE (MEM_STATUS, "\t\tCS %d\n", Dimm << 1); - MemTWLPerDimmHw3 (TechPtr, Dimm, Pass); - } - } - } - - NBPtr->FamilySpecificHook[CalcWrDqDqsEarly] (NBPtr, NULL); - } - IDS_HDT_CONSOLE (MEM_FLOW, "End write leveling\n\n"); - return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL); -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function initializes per DIMM write levelization - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] Dimm - DIMM to be trained - * @param[in] Pass - Pass number (1 (400Mhz) or 2 (>400Mhz)) - * - */ - -VOID -STATIC -MemTWLPerDimmHw3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm, - IN UINT8 Pass - ) -{ - MEM_DATA_STRUCT *MemPtr; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - MemPtr = NBPtr->MemPtr; - - ASSERT (Dimm < MAX_DIMMS_PER_CHANNEL); - - // 1. A. Specify the target Dimm that is to be trained by programming - // F2x[1, 0]9C_x08[TrDimmSel]. - NBPtr->SetBitField (NBPtr, BFTrDimmSel, Dimm); - - TechPtr->TargetDIMM = Dimm; - NBPtr->FamilySpecificHook[InitPerNibbleTrn] (NBPtr, NULL); - for (TechPtr->TrnNibble = NIBBLE_0; TechPtr->TrnNibble <= (NBPtr->FamilySpecificHook[TrainWlPerNibble] (NBPtr, &Dimm)? NIBBLE_0 : NIBBLE_1); TechPtr->TrnNibble++) { - // 2. Prepare the DIMMs for write levelization using DDR3-defined - // MR commands. - MemTPrepareDIMMs3 (TechPtr, Dimm, TRUE); - - // 3. After the DIMMs are configured, BIOS waits 40 MEMCLKs to - // satisfy DDR3-defined internal DRAM timing. - NBPtr->WaitXMemClks (NBPtr, 40); - - // 4. Configure the processor's DDR phy for write levelization training: - MemTProcConfig3 (TechPtr, Dimm, Pass); - - // 5. Begin write levelization training - MemTBeginWLTrain3 (TechPtr, Dimm); - } - // 7. Program the target Dimm back to normal operation - MemTPrepareDIMMs3 (TechPtr, Dimm, FALSE); -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function prepares the DIMMS for Write Levelization - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] TargetDIMM - DIMM to be trained - * @param[in] Wl - Indicates if WL mode should be enabled - * - */ - -VOID -STATIC -MemTPrepareDIMMs3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 TargetDIMM, - IN BOOLEAN Wl - ) -{ - MEM_NB_BLOCK *NBPtr; - UINT8 ChipSel; - - NBPtr = TechPtr->NBPtr; - - AGESA_TESTPOINT (TpProcMemWlPrepDimms, &(NBPtr->MemPtr->StdHeader)); - ASSERT (TargetDIMM < MAX_DIMMS_PER_CHANNEL); - TechPtr->TargetDIMM = TargetDIMM; - if (!(TechPtr->TechnologySpecificHook[WlTrainingPrepareLrdimm] (TechPtr, &Wl))) { - for (ChipSel = 0; ChipSel < MAX_CS_PER_CHANNEL; ChipSel++) { - if ((NBPtr->DCTPtr->Timings.CsPresent & ((UINT16)1 << ChipSel)) != 0) { - if (Wl) { - // Program WrLvOdt - NBPtr->SetBitField (NBPtr, BFWrLvOdt, NBPtr->ChannelPtr->PhyWLODT[ChipSel >> 1]); - } - NBPtr->SetBitField (NBPtr, BFMrsChipSel, ChipSel); - // Set MR1 to F2x7C[MrsAddress], F2x7C[MrsBank]=1 - MemTEMRS13 (TechPtr, Wl, TargetDIMM); - NBPtr->SendMrsCmd (NBPtr); - // Set MR2 to F2x7C[MrsAddress], F2x7C[MrsBank]=1 - MemTEMRS23 (TechPtr); - // Send command - NBPtr->SendMrsCmd (NBPtr); - } - } - } -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function programs seed values for Write Levelization - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] Dimm - DIMM to be trained - * @param[in] Pass - Pass for WL training (1 - 400Mhz or 2 - >400Mhz) - * - */ - -VOID -STATIC -MemTProcConfig3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm, - IN UINT8 Pass - ) -{ - DIE_STRUCT *MCTPtr; - CH_DEF_STRUCT *ChannelPtr; - MEM_NB_BLOCK *NBPtr; - UINT16 WrDqsDly; - // Memclk Delay incurred by register. - UINT8 MemClkRegDly; - UINT8 ByteLane; - UINT8 DefaultSeed; - UINT8 CurrentSeed; - UINT8 *Seed; - UINT8 RCW2; - UINT16 Speed; - - NBPtr = TechPtr->NBPtr; - MCTPtr = NBPtr->MCTPtr; - ChannelPtr = TechPtr->NBPtr->ChannelPtr; - - AGESA_TESTPOINT (TpProcMemWlConfigDimms, &(NBPtr->MemPtr->StdHeader)); - RCW2 = ChannelPtr->CtrlWrd02[Dimm]; - Speed = TechPtr->NBPtr->DCTPtr->Timings.Speed; - - IDS_HDT_CONSOLE (MEM_FLOW, "\n\t\t\t Byte: 00 01 02 03 04 05 06 07 ECC\n"); - IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\tSeeds: "); - // Program an initialization Value to registers F2x[1, 0]9C_x[51:50] and F2x[1, 0]9C_x52 to set - // the gross and fine delay for all the byte lane fields. If the target frequency is different than 400MHz, - // BIOS must execute two training passes for each Dimm. For pass 1 at a 400MHz MEMCLK frequency, - // use an initial total delay value. - if (Pass == 1) { - // - // Get the default value of seed - // - if (MCTPtr->Status[SbRegistered]) { - // - // RDIMM - // - if (Speed == DDR667_FREQUENCY) { - DefaultSeed = ((RCW2 & BIT0) == 0) ? 0x3B : 0x4B; - } else { - DefaultSeed = ((RCW2 & BIT0) == 0) ? 0x41 : 0x51; - } - } else if (ChannelPtr->SODimmPresent != 0) { - // - // SODIMMM - // - DefaultSeed = 0x12; - } else if (MCTPtr->Status[SbLrdimms]) { - // - // LRDIMM - // - DefaultSeed = 0x0; - } else { - // - // UDIMMM - // - DefaultSeed = 0x1A; - } - - ASSERT (Speed >= DDR667_FREQUENCY); - - // Get platform override seed - Seed = (UINT8 *) FindPSOverrideEntry (NBPtr->RefPtr->PlatformMemoryConfiguration, PSO_WL_SEED, MCTPtr->SocketId, ChannelPtr->ChannelID); - - for (ByteLane = 0; ByteLane < TechPtr->DlyTableWidth (); ByteLane++) { - // This includes ECC as byte 8 - CurrentSeed = ((Seed != NULL) ? Seed[ByteLane] : DefaultSeed); - ChannelPtr->WrDqsDlys[Dimm * TechPtr->DlyTableWidth () + ByteLane] = CurrentSeed; - - if (NBPtr->IsSupported[WLSeedAdjust]) { - if ((CurrentSeed & 0x20) != 0) { - // If (SeedGross is odd) then SeedPreGross = 1 - CurrentSeed = (CurrentSeed & 0x1F) | 0x20; - } else { - // If (SeedGross is even) then SeedPreGross = 2 - CurrentSeed = (CurrentSeed & 0x1F) | 0x40; - } - } - - NBPtr->SetTrainDly (NBPtr, AccessPhRecDly, DIMM_BYTE_ACCESS (Dimm, ByteLane), CurrentSeed); - IDS_HDT_CONSOLE (MEM_FLOW, "%02x ", CurrentSeed); - } - } else { - //10.Multiply the previously saved delay values in Pass 1, step #5 by (target frequency)/400 to find - //the gross and fine delay initialization values at the target frequency. Use these values as the initial - //seed values when executing Pass 2, step #4. - for (ByteLane = 0; ByteLane < TechPtr->DlyTableWidth (); ByteLane++) { - // This includes ECC as byte 8 - WrDqsDly = ChannelPtr->WrDqsDlys[Dimm * TechPtr->DlyTableWidth () + ByteLane]; - TechPtr->Bytelane = ByteLane; - NBPtr->FamilySpecificHook[TrainWlPerNibbleSeed] (NBPtr, &WrDqsDly); - // - // For Registered Dimms - // - if (MCTPtr->Status[SbRegistered]) { - MemClkRegDly = ((RCW2 & BIT0) == 0) ? 0x20 : 0x30; - WrDqsDly = (UINT16) (MemClkRegDly + ((((UINT32) WrDqsDly - MemClkRegDly) * Speed) / TechPtr->PrevSpeed)); - } else { - // - // Unbuffered Dimms and LRDIMMs - // - WrDqsDly = (UINT16) (((UINT32) WrDqsDly * Speed) / TechPtr->PrevSpeed); - } - - ChannelPtr->WrDqsDlys[Dimm * TechPtr->DlyTableWidth () + ByteLane] = (UINT8) WrDqsDly; - - if (NBPtr->IsSupported[WLSeedAdjust]) { - if ((WrDqsDly & 0x20) != 0) { - // If (SeedGross is odd) then SeedPreGross = 1 - WrDqsDly = (WrDqsDly & 0x1F) | 0x20; - } else { - // If (SeedGross is even) then SeedPreGross = 2 - WrDqsDly = (WrDqsDly & 0x1F) | 0x40; - } - } - NBPtr->SetTrainDly (NBPtr, AccessPhRecDly, DIMM_BYTE_ACCESS (Dimm, ByteLane), WrDqsDly); - IDS_HDT_CONSOLE (MEM_FLOW, "%02x ", WrDqsDly); - } - } - IDS_HDT_CONSOLE (MEM_FLOW, "\n"); -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function begins WL training for a specific DIMM - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] Dimm - DIMM to be trained - * - */ - -VOID -STATIC -MemTBeginWLTrain3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm - ) -{ - MEM_DATA_STRUCT *MemPtr; - DIE_STRUCT *MCTPtr; - MEM_NB_BLOCK *NBPtr; - UINT8 ByteLane; - UINT8 Seed; - UINT8 Delay; - - NBPtr = TechPtr->NBPtr; - MemPtr = NBPtr->MemPtr; - MCTPtr = NBPtr->MCTPtr; - // Assert ODT pins for write leveling - NBPtr->SetBitField (NBPtr, BFWrLvOdtEn, 1); - - // Wait 10 MEMCLKs to allow for ODT signal settling. - NBPtr->WaitXMemClks (NBPtr, 10); - - IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\tWrtLvTrEn = 1\n"); - // Program F2x[1, 0]9C_x08[WrtLlTrEn]=1. - NBPtr->SetBitField (NBPtr, BFWrtLvTrEn, 1); - - // Wait 200 MEMCLKs. - NBPtr->WaitXMemClks (NBPtr, 200); - - // Program F2x[1, 0]9C_x08[WrtLlTrEn]=0. - NBPtr->SetBitField (NBPtr, BFWrtLvTrEn, 0); - - // Read from registers F2x[1, 0]9C_x[51:50] and F2x[1, 0]9C_x52 to get the gross and fine Delay settings - // for the target Dimm and save these values. - IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\t PRE: "); - for (ByteLane = 0; ByteLane < (MCTPtr->Status[SbEccDimms] ? 9 : 8); ByteLane++) { - // This includes ECC as byte 8 - Seed = NBPtr->ChannelPtr->WrDqsDlys[(Dimm * TechPtr->DlyTableWidth ()) + ByteLane]; - Delay = (UINT8)NBPtr->GetTrainDly (NBPtr, AccessPhRecDly, DIMM_BYTE_ACCESS (Dimm, ByteLane)); - IDS_HDT_CONSOLE (MEM_FLOW, "%02x ", Delay); - - if (NBPtr->IsSupported[WLSeedAdjust]) { - // Recover WrDqsGrossDly: - // WrDqsGrossDly = SeedGross + PhRecGrossDlyByte - SeedPreGross - if ((Seed & 0x20) != 0) { - // If (SeedGross is odd) then SeedPreGross = 1 - Delay += (Seed & 0xE0) - 0x20; - } else { - // If (SeedGross is even) then SeedPreGross = 2 - if (((Seed & 0xE0) == 0) && (Delay < 0x40)) { - // If SeedGross is 0 and PhRecGrossDlyByte is less than SeedPreGross, - // we have a negative result and need to program the delay to 0 - if (NBPtr->IsSupported[WLNegativeDelay]) { - // - // Save the lowest negative delay value across all Dimms and Bytelanes - // - TechPtr->WLCriticalDelay = MIN (TechPtr->WLCriticalDelay, (INT16)Delay - 0x40); - Delay -= 0x40; - } else { - Delay = 0; - } - } else { - Delay += (Seed & 0xE0) - 0x40; - } - } - } else if (((Seed >> 5) == 0) && ((Delay >> 5) == 3)) { - IDS_OPTION_HOOK (IDS_CHECK_NEGATIVE_WL, &Delay, &(TechPtr->NBPtr->MemPtr->StdHeader)); - // If seed has gross delay of 0 and PRE has gross delay of 3, - // then round the total delay of TxDqs to 0. - Delay = 0; - } - - if ((Delay > (Seed + 0x20)) || (Seed > (Delay + 0x20))) { - // - // If PRE comes back with more than Seed +/- 0x20, then this is an - // unexpected condition. Log the condition. - // - PutEventLog (AGESA_ERROR, MEM_ERROR_WL_PRE_OUT_OF_RANGE, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, ((Seed << 8) + Delay), &NBPtr->MemPtr->StdHeader); - } - - TechPtr->Bytelane = ByteLane; - TechPtr->TargetDIMM = Dimm; - NBPtr->FamilySpecificHook[TrainWlPerNibbleAdjustWLDly] (NBPtr, &Delay); - NBPtr->SetTrainDly (NBPtr, AccessWrDqsDly, DIMM_BYTE_ACCESS (Dimm, ByteLane), Delay); - NBPtr->ChannelPtr->WrDqsDlys[(Dimm * TechPtr->DlyTableWidth ()) + ByteLane] = Delay; - } - - IDS_HDT_CONSOLE_DEBUG_CODE ( - IDS_HDT_CONSOLE (MEM_FLOW, "\n\t\t\tWrDqs: "); - for (ByteLane = 0; ByteLane < (MCTPtr->Status[SbEccDimms] ? 9 : 8); ByteLane++) { - IDS_HDT_CONSOLE (MEM_FLOW, "%02x ", NBPtr->ChannelPtr->WrDqsDlys[(Dimm * TechPtr->DlyTableWidth ()) + ByteLane]); - } - IDS_HDT_CONSOLE (MEM_FLOW, "\n\n"); - ); - - // Disable write leveling ODT pins - NBPtr->SetBitField (NBPtr, BFWrLvOdtEn, 0); - - // Wait 10 MEMCLKs to allow for ODT signal settling. - NBPtr->WaitXMemClks (NBPtr, 10); - -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function programs register after Phy assisted training is finish. - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * - * @return TRUE - No fatal error occurs. - * @return FALSE - Fatal error occurs. - */ - -BOOLEAN -MemTExitPhyAssistedTrainingClient3 ( - IN OUT MEM_TECH_BLOCK *TechPtr - ) -{ - MEM_NB_BLOCK *NBPtr; - UINT8 Dct; - UINT8 ChipSel; - NBPtr = TechPtr->NBPtr; - - NBPtr->FamilySpecificHook[ReEnablePhyComp] (NBPtr, NBPtr); - NBPtr->BrdcstSet (NBPtr, BFRxPtrInitReq, 1); - NBPtr->PollBitField (NBPtr, BFRxPtrInitReq, 0, PCI_ACCESS_TIMEOUT, TRUE); - NBPtr->BrdcstSet (NBPtr, BFDisDllShutdownSR, 1); - NBPtr->BrdcstSet (NBPtr, BFEnterSelfRef, 1); - NBPtr->PollBitField (NBPtr, BFEnterSelfRef, 0, PCI_ACCESS_TIMEOUT, TRUE); - IDS_HDT_CONSOLE (MEM_FLOW, "\tMemClkAlign = 2\n"); - NBPtr->BrdcstSet (NBPtr, BFDbeGskMemClkAlignMode, 2); - NBPtr->BrdcstSet (NBPtr, BFExitSelfRef, 1); - NBPtr->PollBitField (NBPtr, BFExitSelfRef, 0, PCI_ACCESS_TIMEOUT, TRUE); - NBPtr->BrdcstSet (NBPtr, BFDisDllShutdownSR, 0); - - // Calculate Max Latency for both channels to prepare for position training - for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { - IDS_HDT_CONSOLE (MEM_STATUS, "\tDct %d\n", Dct); - NBPtr->SwitchDCT (NBPtr, Dct); - if (TechPtr->FindMaxDlyForMaxRdLat (TechPtr, &ChipSel)) { - NBPtr->SetMaxLatency (NBPtr, TechPtr->MaxDlyForMaxRdLat); - } - } - return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL); -} - |