diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Mem/Tech/DDR3/mtlrdimm3.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/Mem/Tech/DDR3/mtlrdimm3.c | 1107 |
1 files changed, 0 insertions, 1107 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Mem/Tech/DDR3/mtlrdimm3.c b/src/vendorcode/amd/agesa/f12/Proc/Mem/Tech/DDR3/mtlrdimm3.c deleted file mode 100644 index e7a76dcf28..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/Mem/Tech/DDR3/mtlrdimm3.c +++ /dev/null @@ -1,1107 +0,0 @@ -/** - * @file - * - * mtlrdimm3.c - * - * Technology initialization and control workd support for DDR3 LRDIMMS - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: (Mem/Tech/DDR3) - * @e \$Revision: 23714 $ @e \$Date: 2009-12-09 17:28:37 -0600 (Wed, 09 Dec 2009) $ - * - **/ -/***************************************************************************** -* -* 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 "mm.h" -#include "mn.h" -#include "mu.h" -#include "mt.h" -#include "mt3.h" -#include "mtspd3.h" -#include "mtrci3.h" -#include "mtsdi3.h" -#include "mtlrdimm3.h" -#include "merrhdl.h" -#include "Filecode.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G1_PEICC) -#define FILECODE PROC_MEM_TECH_DDR3_MTLRDIMM3_FILECODE -/*---------------------------------------------------------------------------- - * DEFINITIONS AND MACROS - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * TYPEDEFS AND STRUCTURES - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * PROTOTYPES OF LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -VOID -STATIC -MemTSendMBCtlWord3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Fn, - IN UINT8 Rcw, - IN UINT8 Value - ); - -UINT8 -STATIC -MemTGetSpecialMBCtlWord3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm, - IN UINT8 Fn, - IN UINT8 Rc - ); - -BOOLEAN -STATIC -MemTLrDimmControlRegInit3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ); - -BOOLEAN -STATIC -MemTLrDimmFreqChgCtrlWrd3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ); - -BOOLEAN -STATIC -MemTWLPrepareLrdimm3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *Wl - ); - -BOOLEAN -STATIC -MemTSendAllMRCmdsLR3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *CsPtr - ); - -VOID -STATIC -MemTEMRS1Lr3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 ChipSel, - IN UINT8 PhyRank - ); - -VOID -STATIC -MemTEMRS2Lr3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 ChipSel - ); - - -BOOLEAN -STATIC -MemTLrdimmRankMultiplication ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *DimmID - ); - -BOOLEAN -STATIC -MemTLrdimmBuf2DramTrain3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ); - -BOOLEAN -STATIC -MemTLrdimmSyncTrainedDlys ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ); - -/*---------------------------------------------------------------------------- - * EXPORTED FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function initializes LRDIMM functions. - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * - */ - -BOOLEAN -MemTLrdimmConstructor3 ( - IN OUT MEM_TECH_BLOCK *TechPtr - ) -{ - TechPtr->TechnologySpecificHook[LrdimmSendAllMRCmds] = MemTSendAllMRCmdsLR3; - TechPtr->TechnologySpecificHook[LrdimmControlRegInit] = MemTLrDimmControlRegInit3; - TechPtr->TechnologySpecificHook[LrdimmFreqChgCtrlWrd] = MemTLrDimmFreqChgCtrlWrd3; - TechPtr->TechnologySpecificHook[WlTrainingPrepareLrdimm] = MemTWLPrepareLrdimm3; - TechPtr->TechnologySpecificHook[LrdimmRankMultiplication] = MemTLrdimmRankMultiplication; - TechPtr->TechnologySpecificHook[LrdimmBuf2DramTrain] = MemTLrdimmBuf2DramTrain3; - TechPtr->TechnologySpecificHook[LrdimmSyncTrainedDlys] = MemTLrdimmSyncTrainedDlys; - return TRUE; -} - -/*---------------------------------------------------------------------------- - * LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function sends a Control word command to an LRDIMM Memory Buffer - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] Fn - control word function - * @param[in] Rcw - control word number - * @param[in] Value - value to send - * - */ - -VOID -STATIC -MemTSendMBCtlWord3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Fn, - IN UINT8 Rcw, - IN UINT8 Value - ) -{ - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - - ASSERT (Rcw != RCW_FN_SELECT); // RC7 can only be used for function select - IDS_HDT_CONSOLE (MEM_FLOW, "\t\tF%dRC%d = %x\n", Fn, Rcw, Value); - // - // Select the MB Function by sending the Fn number - // to the Function Select Control Word - // - MemUWait10ns (800, NBPtr->MemPtr); - MemTSendCtlWord3 (TechPtr, RCW_FN_SELECT, Fn); - // - // Send the value to the control word - // - MemUWait10ns (800, NBPtr->MemPtr); - MemTSendCtlWord3 (TechPtr, Rcw, Value); - - -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function gets the value of special RCW - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] Dimm - Physical LR DIMM number - * @param[in] Fn - control word function - * @param[in] Rc - control word number - * - * @return Special RCW value - * - */ - -UINT8 -STATIC -MemTGetSpecialMBCtlWord3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 Dimm, - IN UINT8 Fn, - IN UINT8 Rc - ) -{ - CONST UINT8 F0RC13PhyRankTab[] = {3, 2, 0, 1, 0}; - UINT8 PhyRanks; - UINT8 LogRanks; - UINT8 DramCap; - UINT8 Value8; - UINT8 *SpdBufferPtr; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - - MemTGetDimmSpdBuffer3 (TechPtr, &SpdBufferPtr, Dimm); - - Value8 = 0; - switch (Fn) { - case 0: - switch (Rc) { - case 8: - // F0RC8 - Value8 = NBPtr->PsPtr->F0RC8; - break; - case 10: - // F0RC10 - // 2:0 OperatingSpeed: operating speed. BIOS: Table 88. - if (NBPtr->DCTPtr->Timings.Speed == DDR667_FREQUENCY) { - Value8 = 0; - } else { - Value8 = (UINT8) (NBPtr->DCTPtr->Timings.Speed / 133) - 3; - } - break; - case 11: - // F0RC11 - // 3:2 ParityCalculation: partiy calculation. BIOS: Table. - // 1:0 OperatingVoltage: operating voltage. BIOS: IF(VDDIO == 1.5) THEN 00b ELSEIF (VDDIO == - // 1.35) THEN 01b ELSE 10b ENDIF. - DramCap = SpdBufferPtr[SPD_DENSITY] & 0xF; - if ((NBPtr->ChannelPtr->LrDimmRankMult[Dimm] + DramCap * 2) > 8) { - Value8 = 8; - } else { - Value8 = 4; - } - Value8 |= CONVERT_VDDIO_TO_ENCODED (NBPtr->RefPtr->DDR3Voltage); - break; - case 13: - // F0RC13 - // 3:2 NumLogicalRanks: partiy calculation. BIOS: Table 90. - // 1:0 NumPhysicalRanks: operating voltage. BIOS: Table 89. - LogRanks = NBPtr->ChannelPtr->LrDimmLogicalRanks[Dimm] >> 1; - PhyRanks = F0RC13PhyRankTab[(SpdBufferPtr[SPD_RANKS] >> 3) & 7]; - Value8 = (LogRanks << 2) | PhyRanks; - break; - case 14: - // F0RC14 - // 3 DramBusWidth: DRAM bus width. BIOS: IF (DeviceWidth==0) THEN 0 ELSE 1 ENDIF. - // 2 MRSCommandControl: MRS command control. BIOS: IF (F0RC15[RankMultiplicationControl] - // > 0) THEN 1 ELSE 0 ENDIF. - // 1 RefreshPrechargeCommandControl: refresh and precharge command control. BIOS: IF - // (F0RC15[RankMultiplicationControl] > 0) THEN D18F2xA8_dct[1:0][LrDimmEnhRefEn] ELSE 0 ENDIF. - // 0 AddressMirror: address mirror. BIOS: RankMap. See D18F2x[5C:40]_dct[1:0][OnDimmMirror]. - if ((SpdBufferPtr[SPD_DEV_WIDTH] & 7) != 0) { - Value8 |= 8; - } - if (NBPtr->ChannelPtr->LrDimmRankMult[Dimm] > 1) { - Value8 |= 4; - if (NBPtr->GetBitField (NBPtr, BFLrDimmEnhRefEn) == 1) { - Value8 |= 2; - } - } - if ((SpdBufferPtr[SPD_ADDRMAP] & 1) != 0) { - Value8 |= 1; - } - break; - case 15: - // F0RC15 - // 3:0 RankMultiplicationControl: rank multiplication control. BIOS: Table 91. - DramCap = SpdBufferPtr[SPD_DENSITY] & 0xF; - ASSERT ((DramCap >= 2) && (DramCap <= 4)); // BKDG only lists 1Gb, 2Gb, and 4Gb - switch (NBPtr->ChannelPtr->LrDimmRankMult[Dimm]) { - case 1: - Value8 = 0; - break; - case 2: - Value8 = DramCap - 1; - break; - case 4: - Value8 = DramCap + 3; - break; - default: - ASSERT (FALSE); - } - break; - default: - ASSERT (FALSE); - } - break; - case 1: - switch (Rc) { - case 0: - // F1RC0 - Value8 = NBPtr->PsPtr->F1RC0; - Value8 |= (UINT8) NBPtr->GetBitField (NBPtr, BFCSTimingMux67) << 3; - break; - case 1: - // F1RC1 - Value8 = NBPtr->PsPtr->F1RC1; - break; - case 2: - // F1RC2 - Value8 = NBPtr->PsPtr->F1RC2; - break; - case 9: - // F1RC9 - if (NBPtr->GetBitField (NBPtr, BFLrDimmEnhRefEn) == 0) { - Value8 = 1; - } - break; - default: - ASSERT (FALSE); - } - break; - case 3: - switch (Rc) { - case 0: - // F3RC0 - // 3 TDQSControl: TDQS control. BIOS: 0. - // 2:0 RttNom: RttNom. BIOS: Table 57, Table 60 - Value8 = NBPtr->PsPtr->RttNom[Dimm << 1]; - break; - case 1: - // F3RC1 - // 3 Vref: Vref. BIOS: 0. - // 2:0 RttWr: RttWr. BIOS: Table 57, Table 60. - Value8 = NBPtr->PsPtr->RttWr[Dimm << 1]; - break; - case 6: - // F3RC6 - // IF (D18F2x90_dct[1:0][X4Dimm] == 0) THEN 1 ELSE 0 - if (NBPtr->GetBitField (NBPtr, BFX4Dimm) == 0) { - Value8 = 8; - } - break; - default: - ASSERT (FALSE); - } - break; - default: - ASSERT (FALSE); - } - - return Value8; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function sends LRDIMM Control Words to all LRDIMMS - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in,out] OptParam - Optional parameter - * - * @return TRUE - */ - -BOOLEAN -STATIC -MemTLrDimmControlRegInit3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ) -{ - CONST UINT8 RCWInitTable[] = { - // RCW, Mask, SPD - F0, RC0, 0x00, SPD_NONE, - F0, RC1, 0x00, SPD_NONE, - F0, RC2, 0x03, SPD_67, - F0, RC10, 0x00, SPECIAL_CASE, - F0, RC11, 0x00, SPECIAL_CASE, - - F1, RC8, 0x0F, SPD_69, - F1, RC11, 0xF0, SPD_69, - F1, RC12, 0x0F, SPD_70, - F1, RC13, 0xF0, SPD_70, - F1, RC14, 0x0F, SPD_71, - F1, RC15, 0xF0, SPD_71, - - WAIT_6US, 0, 0, 0, - - F0, RC3, 0xF0, SPD_67, - F0, RC4, 0x0F, SPD_68, - F0, RC5, 0xF0, SPD_68, - - F0, RC6, 0x00, SPD_NONE, - F0, RC8, 0x00, SPECIAL_CASE, - F0, RC9, 0x0C, SPD_NONE, - F0, RC13, 0x00, SPECIAL_CASE, - F0, RC14, 0x00, SPECIAL_CASE, - F0, RC15, 0x00, SPECIAL_CASE, - - F1, RC0, 0x00, SPECIAL_CASE, - F1, RC1, 0x00, SPECIAL_CASE, - F1, RC2, 0x00, SPECIAL_CASE, - F1, RC3, 0x00, SPD_NONE, - F1, RC9, 0x00, SPECIAL_CASE, - F1, RC10, 0x00, SPD_NONE, - - F2, RC0, 0x00, SPD_NONE, - F2, RC1, 0x00, SPD_NONE, - F2, RC2, 0x0F, SPD_NONE, - F2, RC3, 0x00, SPD_NONE, - - F3, RC0, 0x00, SPECIAL_CASE, - F3, RC1, 0x00, SPECIAL_CASE, - F3, RC2, 0x01, SPD_NONE, - F3, RC6, 0x00, SPECIAL_CASE - - // F3 RC[8,9] are programmed in MDQ RC loop - - // F[10:3] RC[11,10] are programmed in QxODT RC loop - - // F[15,14] RC[15:0] are programmed in personality RC loop - }; - - UINT8 Dimm; - UINT16 i; - UINT16 DimmMask; - UINT8 Fn; - UINT8 Rc; - UINT8 Mask; - UINT8 Spd; - UINT8 *SpdBufferPtr; - UINT8 FreqDiffOffset; - UINT8 Value8; - MEM_DATA_STRUCT *MemPtr; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - MemPtr = NBPtr->MemPtr; - - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - for (Dimm = 0; Dimm < MAX_DIMMS_PER_CHANNEL; Dimm++) { - DimmMask = (UINT16)1 << Dimm; - if ((NBPtr->ChannelPtr->LrDimmPresent & DimmMask) != 0) { - IDS_HDT_CONSOLE (MEM_FLOW, "\t\tSending LRDIMM Control Words: Dimm %02x\n", Dimm); - // - // Select the Target Chipselects - // - NBPtr->SetBitField (NBPtr, BFMrsChipSel, (Dimm << 1)); - NBPtr->SetBitField (NBPtr, BFCtrlWordCS, 3 << (Dimm << 1)); - - MemTGetDimmSpdBuffer3 (TechPtr, &SpdBufferPtr, Dimm); - for (i = 0; i < sizeof (RCWInitTable) ; i += 4) { - Fn = RCWInitTable[i]; - Rc = RCWInitTable[i + 1]; - Mask = RCWInitTable[i + 2]; - Spd = RCWInitTable[i + 3]; - - if (Fn == WAIT_6US) { - MemUWait10ns (600, MemPtr); // wait 6us for TSTAB - } else { - if (Spd == SPD_NONE) { - Value8 = Mask; - } else if (Spd == SPECIAL_CASE) { - Value8 = MemTGetSpecialMBCtlWord3 (TechPtr, Dimm, Fn, Rc); - } else { - Value8 = (Mask > 0x0F) ? ((SpdBufferPtr[Spd] & Mask) >> 4) : (SpdBufferPtr[Spd] & Mask); - } - MemTSendMBCtlWord3 (TechPtr, Fn, Rc, Value8); - } - } - - FreqDiffOffset = (UINT8) (SPD_FREQ_DIFF_OFFSET * (((NBPtr->DCTPtr->Timings.Speed / 133) - 3) / 2)); - // - // Send RCW to program MDQ termination and drive strength - // - for (Rc = 8; Rc <= 9; Rc++) { - Value8 = SpdBufferPtr[SPD_MDQ_800_1066 + FreqDiffOffset]; - Value8 = (Rc == 9) ? (Value8 >> 4) : Value8; - MemTSendMBCtlWord3 (TechPtr, 3, Rc, Value8 & 0x07); - } - - // - // Send RCW to program QxODT - // - for (Fn = 3; Fn <= 10; Fn ++) { - for (Rc = 10; Rc <= 11; Rc++) { - Value8 = SpdBufferPtr[SPD_QXODT_800_1066 + FreqDiffOffset + ((Fn - 3) >> 1)]; - Value8 = (Rc == 11) ? (Value8 >> 4) : (Value8 & 0x0F); - Value8 = ((Fn & 1) == 0) ? (Value8 >> 2) : (Value8 & 0x03); - MemTSendMBCtlWord3 (TechPtr, Fn, Rc, Value8); - } - } - - // - // Send Personality bytes from SPD - // - for (Fn = 14; Fn < 16; Fn ++) { - for (Rc = 0; Rc < 16 ; Rc++) { - Value8 = SpdBufferPtr[SPD_PERSONALITY_BYTE + ((Fn - 14) << 3) + (Rc >> 1)]; - if ((Fn == 14) && (Rc == 0)) { - Value8 |= 0x01; // Write global enable - } - if (Rc != 0x07) { - MemTSendMBCtlWord3 (TechPtr, Fn, Rc, ((Rc & 1) != 0) ? (Value8 >> 4) : (Value8 & 0x0F)); - } - } - } - } - } - } - return TRUE; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function sends LRDIMM Control Words to all LRDIMMS - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in,out] OptParam - Optional parameter - * - * @return FALSE - The current channel does not have LRDIMM populated - * TRUE - The current channel has LRDIMM populated - */ - -BOOLEAN -STATIC -MemTLrDimmFreqChgCtrlWrd3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ) -{ - UINT8 Dct; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { - MemNSwitchDCTNb (NBPtr, Dct); - if (NBPtr->DCTPtr->Timings.DctMemSize != 0) { - MemTLrDimmControlRegInit3 (TechPtr, NULL); - } - } - return TRUE; - } - return FALSE; -} - -/*----------------------------------------------------------------------------- - * - * - * This function prepares LRDIMMs for WL training. - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in,out] *Wl - Indicates if WL mode should be enabled - * - * @return TRUE - LRDIMMs present - * ---------------------------------------------------------------------------- - */ -BOOLEAN -STATIC -MemTWLPrepareLrdimm3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *Wl - ) -{ - UINT8 Dimm; - UINT8 Value8; - UINT16 MrsAddress; - MEM_NB_BLOCK *NBPtr; - NBPtr = TechPtr->NBPtr; - MrsAddress = 0; - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - for (Dimm = 0; Dimm < MAX_DIMMS_PER_CHANNEL; Dimm++) { - if (*(BOOLEAN *) Wl == TRUE) { - // Program WrLvOdt - NBPtr->SetBitField (NBPtr, BFWrLvOdt, NBPtr->ChannelPtr->PhyWLODT[Dimm]); - } - if ((NBPtr->ChannelPtr->LrDimmPresent & ((UINT8) 1 << Dimm)) != 0) { - if (Dimm == TechPtr->TargetDIMM) { - if (*(BOOLEAN *) Wl == TRUE) { - // - // Select the Target Chipselects - // - NBPtr->SetBitField (NBPtr, BFMrsChipSel, (Dimm << 1)); - NBPtr->SetBitField (NBPtr, BFCtrlWordCS, 3 << (Dimm << 1)); - - // Program F0RC12 to 1h - MemTSendMBCtlWord3 (TechPtr, F0, RC12, 0x01); - if (NBPtr->ChannelPtr->Dimms >= 2) { - // For two or more LRDIMMs per channel program the buffer RttNom to the - // corresponding specifed RttWr termination - Value8 = NBPtr->MemNGetDynDramTerm (NBPtr, Dimm << 2); - } else { - // Program RttNom as normal - Value8 = NBPtr->MemNGetDramTerm (NBPtr, Dimm << 2); - } - if ((Value8 & ((UINT8) 1 << 2)) != 0) { - MrsAddress |= ((UINT16) 1 << 9); - } - if ((Value8 & ((UINT8) 1 << 1)) != 0) { - MrsAddress |= ((UINT16) 1 << 6); - } - if ((Value8 & ((UINT8) 1 << 0)) != 0) { - MrsAddress |= ((UINT16) 1 << 2); - } - NBPtr->SetBitField (NBPtr, BFMrsAddress, MrsAddress); - } else { - // Program F0RC12 to 0h - MemTSendMBCtlWord3 (TechPtr, F0, RC12, 0x00); - } - } - } - } - return TRUE; - } else { - return FALSE; - } -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This send all MR commands to all physical ranks of an LRDIMM - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] *CsPtr - Target Chip Select - * - * @return FALSE - The current channel does not have LRDIMM populated - * TRUE - The current channel has LRDIMM populated - */ - -BOOLEAN -STATIC -MemTSendAllMRCmdsLR3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *CsPtr - ) -{ - UINT8 *SpdBufferPtr; - BOOLEAN Skip; - UINT8 Rank; - UINT8 PhyRank; - UINT8 ChipSel; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - ChipSel = *((UINT8 *) CsPtr); - - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - // - // LRDIMM: MR0, MR2, and MR3 can be broadcasted. - // MR1[Rtt_Nom] needs to be programmed differently per physical ranks. - // - // CS 0 1 2 3 4 5 6 7 - // MR[0,2,3] x x ? - // MR1 x x x x x x x x - // - // ? If 3 DIMMs/ch, need to send to CS4 since it is on the 3rd physical DIMM. - // - Skip = TRUE; - switch (ChipSel) { - case 0: - case 2: - Skip = FALSE; - break; - case 4: - if (GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, - NBPtr->MCTPtr->SocketId, - NBPtr->ChannelPtr->ChannelID) == 3) { - Skip = FALSE; - } - break; - } - - // Select target chip select - NBPtr->SetBitField (NBPtr, BFMrsChipSel, ChipSel); - - if (!Skip) { - // 13.Send EMRS(2) - MemTEMRS2Lr3 (TechPtr, ChipSel); - NBPtr->SetBitField (NBPtr, BFMrsAddressHi, 1); // Set Address bit 13 to broadcast - NBPtr->SendMrsCmd (NBPtr); - - // 14.Send EMRS(3). Ordinarily at this time, MrsAddress[2:0]=000b - MemTEMRS33 (TechPtr); - NBPtr->SetBitField (NBPtr, BFMrsAddressHi, 1); // Set Address bit 13 to broadcast - NBPtr->SendMrsCmd (NBPtr); - } - - // 15.Send EMRS(1). Send to each physical rank. - MemTGetDimmSpdBuffer3 (TechPtr, &SpdBufferPtr, ChipSel >> 1); - for (Rank = 0; Rank < NBPtr->ChannelPtr->LrDimmRankMult[ChipSel >> 1]; Rank++) { - PhyRank = (((ChipSel >> 1) & 2) | (ChipSel & 1)) + (Rank * NBPtr->ChannelPtr->LrDimmLogicalRanks[ChipSel >> 1]); - MemTEMRS1Lr3 (TechPtr, ChipSel, PhyRank); - // Set Address bit 14, 15, 16, or 17 to select physical rank according to the device size - NBPtr->SetBitField (NBPtr, BFMrsAddressHi, Rank << (SpdBufferPtr[SPD_DENSITY] & 0xF)); - NBPtr->SendMrsCmd (NBPtr); - } - - if (!Skip) { - // 16.Send MRS with MrsAddress[8]=1(reset the DLL) - MemTMRS3 (TechPtr); - NBPtr->SetBitField (NBPtr, BFMrsAddressHi, 1); // Set Address bit 13 to broadcast - NBPtr->SendMrsCmd (NBPtr); - } - - // If LRDIMM, return TRUE to skip sending regular MR commands. - return TRUE; - } - // If not LRDIMM, send regular MR commands. - return FALSE; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function calculates the EMRS1 value for an LRDIMM - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] ChipSel - Chip select number - * @param[in] PhyRank - Physical rank number - */ - -VOID -STATIC -MemTEMRS1Lr3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 ChipSel, - IN UINT8 PhyRank - ) -{ - UINT16 MrsAddress; - UINT8 Value8; - UINT8 *SpdBufferPtr; - UINT8 FreqDiffOffset; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - - MemTGetDimmSpdBuffer3 (TechPtr, &SpdBufferPtr, ChipSel >> 1); - FreqDiffOffset = (UINT8) (SPD_FREQ_DIFF_OFFSET * (((NBPtr->DCTPtr->Timings.Speed / 133) - 3) / 2)); - - // BA2=0,BA1=0,BA0=1 - NBPtr->SetBitField (NBPtr, BFMrsBank, 1); - - MrsAddress = 0; - - // program MrsAddress[5,1]=output driver impedance control (DIC): 01b - MrsAddress |= ((UINT16) 1 << 1); - - // program MrsAddress[5,1]=output driver impedance control (DIC): - // DIC is read from SPD byte 77, 83, or 89 depending on DDR speed - Value8 = SpdBufferPtr[SPD_MR1_MR2_800_1066 + FreqDiffOffset] & 3; - if ((Value8 & ((UINT8) 1 << 1)) != 0) { - MrsAddress |= ((UINT16) 1 << 5); - } - if ((Value8 & ((UINT8) 1 << 0)) != 0) { - MrsAddress |= ((UINT16) 1 << 1); - } - - // program MrsAddress[9,6,2]=nominal termination resistance of ODT (RTT): - // RttNom is read from SPD byte 77, 83, or 89 depending on DDR speed - if (PhyRank <= 1) { - Value8 = (SpdBufferPtr[SPD_MR1_MR2_800_1066 + FreqDiffOffset] >> 2) & 7; - if ((Value8 & ((UINT8) 1 << 2)) != 0) { - MrsAddress |= ((UINT16) 1 << 9); - } - if ((Value8 & ((UINT8) 1 << 1)) != 0) { - MrsAddress |= ((UINT16) 1 << 6); - } - if ((Value8 & ((UINT8) 1 << 0)) != 0) { - MrsAddress |= ((UINT16) 1 << 2); - } - } - - NBPtr->SetBitField (NBPtr, BFMrsAddress, MrsAddress); -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function calculates the EMRS2 value for an LRDIMM - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in] ChipSel - Chip select number - */ - -VOID -STATIC -MemTEMRS2Lr3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN UINT8 ChipSel - ) -{ - UINT8 RttWr; - UINT8 *SpdBufferPtr; - UINT8 FreqDiffOffset; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - - // Save default RttWr - RttWr = NBPtr->PsPtr->RttWr[ChipSel]; - - // Override RttWr with the value read from SPD byte 77, 83, or 89 depending on DDR speed - MemTGetDimmSpdBuffer3 (TechPtr, &SpdBufferPtr, ChipSel >> 1); - FreqDiffOffset = (UINT8) (SPD_FREQ_DIFF_OFFSET * (((NBPtr->DCTPtr->Timings.Speed / 133) - 3) / 2)); - NBPtr->PsPtr->RttWr[ChipSel] = SpdBufferPtr[SPD_MR1_MR2_800_1066 + FreqDiffOffset] >> 6; - - // Call EMRS2 calculation - MemTEMRS23 (TechPtr); - - // Restore RttWr - NBPtr->PsPtr->RttWr[ChipSel] = RttWr; -} - -/*----------------------------------------------------------------------------- - * - * - * This function to determine the Rank Multiplication to use for an LRDIMM - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in,out] *DimmID - Dimm ID - * - * @return TRUE - LRDIMM Support is installed and LRDIMMs are present - * ---------------------------------------------------------------------------- - */ -BOOLEAN -STATIC -MemTLrdimmRankMultiplication ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *DimmID - ) -{ - BOOLEAN RetVal; - UINT8 *SpdBufferPtr; - UINT8 Dimm; - UINT8 NumDimmslots; - UINT8 DramCapacity; - UINT8 Ranks; - UINT8 Rows; - UINT8 RankMult; - MEM_NB_BLOCK *NBPtr; - CH_DEF_STRUCT *ChannelPtr; - - ASSERT (TechPtr != NULL); - ASSERT (DimmID != NULL); - - Dimm = *(UINT8*)DimmID; - ASSERT (Dimm < MAX_DIMMS_PER_CHANNEL); - - NBPtr = TechPtr->NBPtr; - ChannelPtr = NBPtr->ChannelPtr; - RetVal = FALSE; - RankMult = 0; - - if (!MemTGetDimmSpdBuffer3 (TechPtr, &SpdBufferPtr, Dimm)) { - ASSERT (FALSE); - } - - NumDimmslots = GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, - NBPtr->MCTPtr->SocketId, - ChannelPtr->ChannelID); - - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - RetVal = TRUE; - // - // Determine LRDIMM Rank Multiplication - // - Ranks = ((SpdBufferPtr[SPD_RANKS] >> 3) & 0x07) + 1; - if (Ranks == 5) { - Ranks = 8; - } - DramCapacity = (SpdBufferPtr[SPD_DENSITY] & 0x0F); - Rows = 12 + ((SpdBufferPtr[SPD_ROW_SZ] >> 3) & 0x7); - - if (Ranks < 4) { - RankMult = 1; - } else if (Ranks == 4) { - RankMult = (NumDimmslots < 3) ? 1 : 2; - } else if (Ranks == 8) { - RankMult = ((NumDimmslots < 3) && (DramCapacity < 4)) ? 2 : 4; - } - // - // Save Rank Information - // - ChannelPtr->LrDimmRankMult[Dimm] = RankMult; - ChannelPtr->LrDimmLogicalRanks[Dimm] = Ranks / RankMult; - NBPtr->PsPtr->LrdimmRowAddrBits[Dimm] = Rows + (RankMult >> 1); - // - // Program RankDef - // - NBPtr->SetBitField (NBPtr, BFRankDef0 + Dimm, (RankMult == 4) ? 3 : RankMult); - // - // If LrdimmRowAddressBits > 16, then we must be useing some CS signals for rank - // multiplication. If this is the case, then we want to clear the CSPresent bits - // that correspond to those chipselects. - // If there are 3 DIMMs per channel, then it will always be CS67, if there are - // 2DPCH, then DIMM0 will use CS45, adn DIMM1 will use CS67. - // - if (NBPtr->PsPtr->LrdimmRowAddrBits[Dimm] > 16) { - NBPtr->DCTPtr->Timings.CsPresent &= ~(0x30 << ((NumDimmslots > 2) ? 1 : Dimm) ); - } - } - - return RetVal; - -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function performs buffer to DRAM training for LRDIMMs - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in,out] OptParam - Optional parameter - * - * @return TRUE - */ - -BOOLEAN -STATIC -MemTLrdimmBuf2DramTrain3 ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ) -{ - UINT8 Dct; - UINT8 Dimm; - UINT8 ChipSel; - UINT16 DimmMask; - UINT8 i; - MEM_DATA_STRUCT *MemPtr; - MEM_NB_BLOCK *NBPtr; - - NBPtr = TechPtr->NBPtr; - MemPtr = NBPtr->MemPtr; - - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - IDS_HDT_CONSOLE (MEM_FLOW, "\nStart Buffer to DRAM training\n"); - - for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { - IDS_HDT_CONSOLE (MEM_STATUS, "\tDct %d\n", Dct); - NBPtr->SwitchDCT (NBPtr, Dct); - - // - // ODM needs to be set after Dram Init - // - if (NBPtr->StartupSpeed == NBPtr->DCTPtr->Timings.Speed) { - for (ChipSel = 1; ChipSel < MAX_CS_PER_CHANNEL; ChipSel += 2) { - if ((NBPtr->DCTPtr->Timings.CsPresent & ((UINT16)1 << ChipSel)) != 0) { - if ((NBPtr->DCTPtr->Timings.DimmMirrorPresent & (1 << (ChipSel >> 1))) != 0) { - NBPtr->SetBitField (NBPtr, BFCSBaseAddr0Reg + ChipSel, ((NBPtr->GetBitField (NBPtr, BFCSBaseAddr0Reg + ChipSel)) | ((UINT32)1 << BFOnDimmMirror ))); - } - } - } - } - - // - // Buffer to DRAM training - // - for (Dimm = 0; Dimm < MAX_DIMMS_PER_CHANNEL; Dimm++) { - DimmMask = (UINT16)1 << Dimm; - if ((NBPtr->ChannelPtr->LrDimmPresent & DimmMask) != 0) { - IDS_HDT_CONSOLE (MEM_STATUS, "\t\nDimm %d\n", Dimm); - // Select the Target Chipselects - NBPtr->SetBitField (NBPtr, BFMrsChipSel, (Dimm << 1)); - NBPtr->SetBitField (NBPtr, BFCtrlWordCS, 3 << (Dimm << 1)); - - // Send F0RC12 with data = 0010b. - MemTSendMBCtlWord3 (TechPtr, F0, RC12, 2); - - // Wait until D18F2xA0_dct[1:0][RcvParErr]=0 or tCAL * the number of physical ranks expires. - IDS_HDT_CONSOLE (MEM_FLOW, "\t\tWaiting %d ms...\n", 10 * NBPtr->ChannelPtr->LrDimmRankMult[Dimm]); - for (i = 0; i < (NBPtr->ChannelPtr->LrdimmPhysicalRanks[Dimm] * 10); i++) { - MemUWait10ns (1000000, MemPtr); - } - - // Configure for normal operation: Send F0RC12 with data = 0000b. - MemTSendMBCtlWord3 (TechPtr, F0, RC12, 0); - } - } - } - IDS_HDT_CONSOLE (MEM_FLOW, "\nEnd Buffer to DRAM training\n"); - } - return TRUE; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This function copies trained delays of the first rank of a QR LRDIMM to the third rank - * - * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK - * @param[in,out] OptParam - Optional parameter - * - * @return TRUE - */ - -BOOLEAN -STATIC -MemTLrdimmSyncTrainedDlys ( - IN OUT MEM_TECH_BLOCK *TechPtr, - IN OUT VOID *OptParam - ) -{ - UINT8 i; - UINT8 Dimm; - MEM_NB_BLOCK *NBPtr; - CH_DEF_STRUCT *ChannelPtr; - - NBPtr = TechPtr->NBPtr; - ChannelPtr = NBPtr->ChannelPtr; - - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - for (Dimm = 0; Dimm < MAX_DIMMS_PER_CHANNEL; Dimm++) { - for (i = 0; i < TechPtr->DlyTableWidth (); i++) { - if (ChannelPtr->LrDimmLogicalRanks[Dimm] > 2) { - // If logical QR LRDIMM, copy trained delays from first rank to third rank - NBPtr->SetTrainDly (NBPtr, AccessWrDqsDly, DIMM_BYTE_ACCESS (Dimm + 2, i), - ChannelPtr->WrDqsDlys[Dimm * TechPtr->DlyTableWidth () + i]); - NBPtr->SetTrainDly (NBPtr, AccessRcvEnDly, DIMM_BYTE_ACCESS (Dimm + 2, i), - ChannelPtr->RcvEnDlys[Dimm * TechPtr->DlyTableWidth () + i]); - NBPtr->SetTrainDly (NBPtr, AccessRdDqsDly, DIMM_BYTE_ACCESS (Dimm + 2, i), - ChannelPtr->RdDqsDlys[Dimm * TechPtr->DlyTableWidth () + i]); - NBPtr->SetTrainDly (NBPtr, AccessWrDqsDly, DIMM_BYTE_ACCESS (Dimm + 2, i), - ChannelPtr->WrDatDlys[Dimm * TechPtr->DlyTableWidth () + i]); - } - } - } - return TRUE; - } else { - return FALSE; - } -} - |