diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/Mem/NB/DR/mndctdr.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/Mem/NB/DR/mndctdr.c | 515 |
1 files changed, 515 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/DR/mndctdr.c b/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/DR/mndctdr.c new file mode 100644 index 0000000000..f776b5ebbe --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/Mem/NB/DR/mndctdr.c @@ -0,0 +1,515 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mndctdr.c + * + * Northbridge DR DCT supporting functions + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/NB/DR) + * @e \$Revision: 36462 $ @e \$Date: 2010-08-20 00:49:49 +0800 (Fri, 20 Aug 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 "amdlib.h" +#include "Ids.h" +#include "cpuFamRegisters.h" +#include "mport.h" +#include "mm.h" +#include "mn.h" +#include "mt.h" +#include "mu.h" +#include "OptionMemory.h" // need def for MEM_FEAT_BLOCK_NB +#include "mndr.h" +#include "merrhdl.h" +#include "OptionMemory.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_MEM_NB_DR_MNDCTDR_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ +#define UNUSED_CLK 4 + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +VOID +STATIC +MemTCtlOnDimmMirrorDr ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BOOLEAN SetFlag + ); +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +extern BUILD_OPT_CFG UserOptions; + + + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function programs the memory controller with configuration parameters + * + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + * @return TRUE - An Error value lower than AGESA_FATAL may have occurred + * @return FALSE - An Error value greater than or equal to AGESA_FATAL may have occurred + * @return NBPtr->MCTPtr->ErrCode - Contains detailed AGESA_STATUS value + */ + +BOOLEAN +memNAutoConfigDr ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + DIE_STRUCT *MCTPtr; + DCT_STRUCT *DCTPtr; + MEM_PARAMETER_STRUCT *RefPtr; + + RefPtr = NBPtr->RefPtr; + MCTPtr = NBPtr->MCTPtr; + DCTPtr = NBPtr->DCTPtr; + //====================================================================== + // Build Dram Control Register Value (F2x78) + //====================================================================== + // + + MemNSetBitFieldNb (NBPtr, BFRdPtrInit, 6); + MemNSetBitFieldNb (NBPtr, BFDataTxFifoWrDly, 0); + + MemNSetBitFieldNb (NBPtr, BFEarlyArbEn, 1); + + //====================================================================== + // Build Dram Config Lo Register Value + //====================================================================== + // + + + if (MCTPtr->Status[SbParDimms]) { + // + // SbParDimms should be set for all DDR3 RDIMMS or DDR2 that support parity + // Cannot turn off ParEn for DDR3 + // + //@attention - add debug option for parity control + if ((MemNGetBitFieldNb (NBPtr, BFDdr3Mode)!= 0) || (RefPtr->EnableParity)) { + MemNSetBitFieldNb (NBPtr, BFParEn, 1); + } + } + + if (MCTPtr->GangedMode) { + MemNSetBitFieldNb (NBPtr, BFWidth128, 1); + } + + MemNSetBitFieldNb (NBPtr, BFX4Dimm, DCTPtr->Timings.Dimmx4Present & 0xF); + + if (!MCTPtr->Status[SbRegistered]) { + MemNSetBitFieldNb (NBPtr, BFUnBuffDimm, 1); + } + + if (MCTPtr->Status[SbEccDimms]) { + MemNSetBitFieldNb (NBPtr, BFDimmEccEn, 1); + } + + //====================================================================== + // Build Dram Config Hi Register Value + //====================================================================== + // + + MemNSetBitFieldNb (NBPtr, BFMemClkFreq, MemNGetMemClkFreqIdNb (NBPtr, DCTPtr->Timings.Speed)); + + if (MCTPtr->Status[SbRegistered]) { + if (DCTPtr->Timings.Dimmx4Present && DCTPtr->Timings.Dimmx8Present) { + MemNSetBitFieldNb (NBPtr, BFRDqsEn, 1); + } + } + + if (RefPtr->EnableBankSwizzle) { + MemNSetBitFieldNb (NBPtr, BFBankSwizzleMode, 1); + } + + if (DCTPtr->Timings.DimmQrPresent) { + if (UserOptions.CfgMemoryQuadrankType == QUADRANK_UNBUFFERED) { + MemNSetBitFieldNb (NBPtr, BFFourRankSoDimm, 1); + } else if (UserOptions.CfgMemoryQuadrankType == QUADRANK_REGISTERED) { + MemNSetBitFieldNb (NBPtr, BFFourRankRDimm, 1); + } + } + + MemNSetBitFieldNb (NBPtr, BFDcqBypassMax, 0xF); + + MemNSetBitFieldNb (NBPtr, BFDcqArbBypassEn, 1); + + //====================================================================== + // Build Dram Config Misc Register Value + //====================================================================== + // + MemNSetBitFieldNb (NBPtr, BFOdtSwizzle, 1); + // For DDR3 Registered Dimms + if (MCTPtr->Status[SbRegistered]) { + if (MemNGetBitFieldNb (NBPtr, BFDdr3Mode)!= 0) { + MemNSetBitFieldNb (NBPtr, BFSubMemclkRegDly, 1); + } + } + return (BOOLEAN) (MCTPtr->ErrCode < AGESA_FATAL); +} +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This is a general purpose function that executes before DRAM init + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ + +VOID +MemNBeforeDramInitDr ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function sends an MRS command + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ + +VOID +MemNSendMrsCmdDr ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + BOOLEAN ClearODM; + + ClearODM = FALSE; + if ((NBPtr->MCTPtr->LogicalCpuid.Revision & AMD_F10_C0) != 0) { + if (MemNGetBitFieldNb (NBPtr, BFEnDramInit) == 0) { + // For C0, if EnDramInit bit is cleared, ODM needs to be cleared before sending MRS + MemTCtlOnDimmMirrorDr (NBPtr, FALSE); + ClearODM = TRUE; + } + } + + MemNSwapBitsNb (NBPtr); + + IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\tCS%d MR%d %04x\n", + (MemNGetBitFieldNb (NBPtr, BFDramInitRegReg) >> 20) & 0xF, + (MemNGetBitFieldNb (NBPtr, BFDramInitRegReg) >> 16) & 0xF, + (MemNGetBitFieldNb (NBPtr, BFDramInitRegReg) & 0xFFFF)); + + // 1.Set SendMrsCmd=1 + MemNSetBitFieldNb (NBPtr, BFSendMrsCmd, 1); + + // 2.Wait for SendMrsCmd=0 + MemNPollBitFieldNb (NBPtr, BFSendMrsCmd, 0, PCI_ACCESS_TIMEOUT, FALSE); + + if (ClearODM) { + // Restore ODM if necessary + MemTCtlOnDimmMirrorDr (NBPtr, TRUE); + } +} + + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * Workaround for erratum 322 and 263 + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ +VOID +MemNBeforePlatformSpecDr ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + // Errata 263 + if ((NBPtr->DCTPtr->Timings.Speed == DDR533_FREQUENCY) || (NBPtr->DCTPtr->Timings.Speed == DDR667_FREQUENCY)) { + MemNSetBitFieldNb (NBPtr, BFErr263, 0x0800); + } else { + MemNSetBitFieldNb (NBPtr, BFErr263, 0); + } + + // Errata 322 + // 1.Write 00000000h to F2x[1,0]9C_xD08E000 + MemNSetBitFieldNb (NBPtr, BFErr322I, 0); + // 2.If DRAM Configuration Register[MemClkFreq] (F2x[1,0]94[2:0]) is + // greater than or equal to 011b (DDR-800 and higher), + // then write 00000080h to F2x[1,0]9C_xD02E001, + // else write 00000090h to F2x[1,0]9C_xD02E001. + MemNSetBitFieldNb (NBPtr, BFErr322II, (NBPtr->DCTPtr->Timings.Speed >= DDR800_FREQUENCY) ? 0x80 : 0x90); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function disables/enables F2x[1, 0][5C:40][OnDimmMirror] + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] SetFlag - Enable or disable flag - TRUE - Enable, FALSE - DISABLE + * + */ + +VOID +STATIC +MemTCtlOnDimmMirrorDr ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BOOLEAN SetFlag + ) +{ + UINT8 Chipsel; + UINT32 CSBaseAddrReg; + + for (Chipsel = 0; Chipsel < MAX_CS_PER_CHANNEL; Chipsel += 2) { + CSBaseAddrReg = MemNGetBitFieldNb (NBPtr, BFCSBaseAddr1Reg + Chipsel); + if ((CSBaseAddrReg & 1) == 1) { + if (SetFlag && ((NBPtr->DCTPtr->Timings.DimmMirrorPresent & ((UINT8) 1 << (Chipsel >> 1))) != 0)) { + CSBaseAddrReg |= ((UINT32) 1 << BFOnDimmMirror); + } else { + CSBaseAddrReg &= ~((UINT32) 1 << BFOnDimmMirror); + } + MemNSetBitFieldNb (NBPtr, BFCSBaseAddr1Reg + Chipsel, CSBaseAddrReg); + } + } +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function adjusts Avg PRE value of Phy fence training according to specific CPU family. + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in,out] *Value16 - Pointer to the value that we want to adjust + * + */ + +VOID +MemNPFenceAdjustDr ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN OUT UINT16 *Value16 + ) +{ + if ((NBPtr->MCTPtr->LogicalCpuid.Revision & AMD_F10_C0) != 0) { + *Value16 += 5; //for RB C0, the Avg PRE value is subtracted by 3 only. + } +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function uses calculated values from DCT.Timings structure to + * program its RB registers. + * + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ + +VOID +MemNProgramCycTimingsDr ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + CTENTRY DDR3TmgAdjTab[] = { + // BitField, Min, Max, Bias, Ratio_x2 + {BFTcl, 4, 12, 4, 2}, + {BFTrcd, 5, 12, 5, 2}, + {BFTrp, 5, 12, 5, 2}, + {BFTrtp, 4, 7, 4, 2}, + {BFTras, 15, 30, 15, 2}, + {BFTrc, 11, 42, 11, 2}, + {BFTwrDDR3, 5, 12, 4, 2}, + {BFTrrd, 4, 7, 4, 2}, + {BFTwtr, 4, 7, 4, 2}, + {BFFourActWindow, 16, 32, 14, 1} + }; + + CTENTRY DDR2TmgAdjTab[] = { + // BitField, Min, Max, Bias, Ratio_x2 + {BFTcl, 3, 7, 1, 2}, + {BFTrcd, 3, 6, 3, 2}, + {BFTrp, 3, 6, 3, 4}, + {BFTrtp, 2, 3, 2, 4}, + {BFTras, 5, 18, 3, 2}, + {BFTrc, 11, 26, 11, 2}, + {BFTwr, 3, 6, 3, 2}, + {BFTrrd, 2, 5, 2, 2}, + {BFTwtr, 5, 8, 4, 2}, + {BFFourActWindow, 8, 20, 7, 2} + }; + + CTENTRY *TmgAdjTab; + DCT_STRUCT *DCTPtr; + UINT8 *MiniMaxTmg; + UINT8 *MiniMaxTrfc; + UINT8 Value8; + UINT8 j; + UINT8 BurstMode; + BIT_FIELD_NAME BitField; + + DCTPtr = NBPtr->DCTPtr; + + //====================================================================== + // Program DRAM Timing values + //====================================================================== + // + if (MemNGetBitFieldNb (NBPtr, BFDdr3Mode) == 1) { + TmgAdjTab = DDR3TmgAdjTab; + } else if (DCTPtr->Timings.Speed == DDR1066_FREQUENCY) { + // DDR2-1066 uses DDR3 table but differs in tCL + TmgAdjTab = DDR3TmgAdjTab; + TmgAdjTab[0].Min = 3; + TmgAdjTab[0].Max = 7; + TmgAdjTab[0].Bias = 1; + } else { + TmgAdjTab = DDR2TmgAdjTab; + } + + MiniMaxTmg = &DCTPtr->Timings.CasL; + for (j = 0; j < GET_SIZE_OF (TmgAdjTab); j++) { + BitField = TmgAdjTab[j].BitField; + + if (MiniMaxTmg[j] < TmgAdjTab[j].Min) { + MiniMaxTmg[j] = TmgAdjTab[j].Min; + } else if (MiniMaxTmg[j] > TmgAdjTab[j].Max) { + MiniMaxTmg[j] = TmgAdjTab[j].Max; + } + + Value8 = (UINT8) MiniMaxTmg[j]; + + if (BitField == BFTwrDDR3) { + Value8 = (Value8 == 10) ? 9 : (Value8 == 12) ? 10 : Value8; + } else if (BitField == BFTrtp) { + Value8 = (DCTPtr->Timings.Speed <= DDR1066_FREQUENCY) ? 4 : (DCTPtr->Timings.Speed == DDR1333_FREQUENCY) ? 5 : 6; + } + + Value8 = Value8 - TmgAdjTab[j].Bias; + Value8 = (Value8 * TmgAdjTab[j].Ratio_x2) >> 1; + + MemNSetBitFieldNb (NBPtr, BitField, Value8); + } + + MiniMaxTrfc = &DCTPtr->Timings.Trfc0; + for (j = 0; j < 4; j++) { + MemNSetBitFieldNb (NBPtr, BFTrfc0 + j, MiniMaxTrfc[j]); + } + + MemNSetBitFieldNb (NBPtr, BFTref, 2); // 7.8 us + + if (MemNGetBitFieldNb (NBPtr, BFDdr3Mode) == 1) { + //====================================================================== + // DDR3 additional settings + //====================================================================== + + MemNSetBitFieldNb (NBPtr, BFTcwl, ((DCTPtr->Timings.Speed >= DDR800_FREQUENCY) ? + (NBPtr->GetMemClkFreqId (NBPtr, DCTPtr->Timings.Speed) - 3) : 0)); + + MemNSetBitFieldNb (NBPtr, BFNonSPD, 0x28FF); + + MemNSetBitFieldNb (NBPtr, BFNonSPDHi, 0x2A); + + // DrvImpCtrl: drive impedance control.01b(34 ohm driver; Ron34 = Rzq/7) + MemNSetBitFieldNb (NBPtr, BFDrvImpCtrl, 1); + + // burst length control + if (NBPtr->MCTPtr->Status[Sb128bitmode]) { + MemNSetBitFieldNb (NBPtr, BFBurstCtrl, 2); + } + + // ASR=1, auto self refresh; SRT=0 + MemNSetBitFieldNb (NBPtr, BFASR, 1); + } else { + //====================================================================== + // DDR2 additional settings + //====================================================================== + + MemNSetBitFieldNb (NBPtr, BFNonSPD, 0xFF77); + + BurstMode = UserOptions.CfgUseBurstMode; + IDS_OPTION_HOOK (IDS_BURST_LENGTH32, &BurstMode, &(NBPtr->MemPtr->StdHeader)); + if (BurstMode) { + if (!NBPtr->MCTPtr->GangedMode) { + NBPtr->SetBitField (NBPtr, BFBurstLength32, 1); + } + } + } +} + |