diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Mem/Ps/mprtt.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/Mem/Ps/mprtt.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Mem/Ps/mprtt.c b/src/vendorcode/amd/agesa/f12/Proc/Mem/Ps/mprtt.c new file mode 100755 index 0000000000..338f2a0301 --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/Mem/Ps/mprtt.c @@ -0,0 +1,235 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mprtt.c + * + * A sub-engine which extracts RttNom and RttWr (Dram Term and Dynamic Dram Term) value. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Ps) + * @e \$Revision: 45233 $ @e \$Date: 2011-01-14 11:58:29 +0800 (Fri, 14 Jan 2011) $ + * + **/ +/***************************************************************************** +* +* 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 "AdvancedApi.h" +#include "amdlib.h" +#include "Ids.h" +#include "cpuFamRegisters.h" +#include "cpuRegisters.h" +#include "OptionMemory.h" +#include "PlatformMemoryConfiguration.h" +#include "mu.h" +#include "ma.h" +#include "mp.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_MEM_PS_MPRTT_FILECODE + + +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ +#define _DONT_CARE 0xFF + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +BOOLEAN +MemPGetRttNomWr ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN MEM_PSC_TABLE_BLOCK *EntryOfTables + ); + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * A sub-function which extracts RttNom and RttWr value from a input table and stores extracted + * value to a specific address. + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] *EntryOfTables - Pointer to MEM_PSC_TABLE_BLOCK + * + * @return TRUE - Table values can be extracted for all present dimms/ranks + * @return FALSE - Table values cannot be extracted for all present dimms/ranks + * + */ +BOOLEAN +MemPGetRttNomWr ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN MEM_PSC_TABLE_BLOCK *EntryOfTables + ) +{ + UINT8 i; + UINT8 MaxDimmPerCh; + UINT8 NOD; + UINT8 TableSize; + UINT32 CurDDRrate; + UINT8 DDR3Voltage; + UINT16 RankTypeOfPopulatedDimm; + UINT16 RankTypeInTable; + DIMM_TYPE DimmType; + CPU_LOGICAL_ID LogicalCpuid; + UINT8 PackageType; + UINT8 TgtDimmType; + UINT8 TgtRank; + UINT8 Chipsel; + PSCFG_RTT_ENTRY *TblPtr; + PSCFG_RTT_ENTRY *OrgTblPtr; + CH_DEF_STRUCT *CurrentChannel; + + CurrentChannel = NBPtr->ChannelPtr; + + TblPtr = NULL; + TableSize = 0; + PackageType = 0; + LogicalCpuid.Family = (UINT64) AMD_FAMILY_UNKNOWN; + MaxDimmPerCh = GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, NBPtr->MCTPtr->SocketId, CurrentChannel->ChannelID); + NOD = (UINT8) 1 << (MaxDimmPerCh - 1); + + if (CurrentChannel->RegDimmPresent != 0) { + DimmType = RDIMM_TYPE; + } else if (CurrentChannel->SODimmPresent != 0) { + DimmType = SODIMM_TYPE; + if (FindPSOverrideEntry (NBPtr->RefPtr->PlatformMemoryConfiguration, PSO_SOLDERED_DOWN_SODIMM_TYPE, NBPtr->MCTPtr->SocketId, NBPtr->ChannelPtr->ChannelID) != NULL) { + DimmType = SODWN_SODIMM_TYPE; + } + } else if (CurrentChannel->LrDimmPresent != 0) { + DimmType = LRDIMM_TYPE; + } else { + DimmType = UDIMM_TYPE; + } + + i = 0; + // Obtain table pointer, table size, Logical Cpuid and PSC type according to Dimm, NB and package type. + while (EntryOfTables->TblEntryOfDramTerm[i] != NULL) { + if (((EntryOfTables->TblEntryOfDramTerm[i])->Header.DimmType & DimmType) != 0) { + if (((EntryOfTables->TblEntryOfDramTerm[i])->Header.NumOfDimm & NOD) != 0) { + // + // Determine if this is the expected NB Type + // + LogicalCpuid = (EntryOfTables->TblEntryOfDramTerm[i])->Header.LogicalCpuid; + PackageType = (EntryOfTables->TblEntryOfDramTerm[i])->Header.PackageType; + if (MemPIsIdSupported (NBPtr, LogicalCpuid, PackageType)) { + TblPtr = (PSCFG_RTT_ENTRY *) ((EntryOfTables->TblEntryOfDramTerm[i])->TBLPtr); + TableSize = (EntryOfTables->TblEntryOfDramTerm[i])->TableSize; + break; + } + } + } + i++; + } + + // Check whether no table entry is found. + if (EntryOfTables->TblEntryOfDramTerm[i] == NULL) { + IDS_HDT_CONSOLE (MEM_FLOW, "\nNo RTT table\n"); + return FALSE; + } + + CurDDRrate = (UINT32) (1 << (CurrentChannel->DCTPtr->Timings.Speed / 66)); + DDR3Voltage = (UINT8) (1 << CONVERT_VDDIO_TO_ENCODED (NBPtr->RefPtr->DDR3Voltage)); + RankTypeOfPopulatedDimm = MemPGetPsRankType (CurrentChannel); + + OrgTblPtr = TblPtr; + for (Chipsel = 0; Chipsel < MAX_CS_PER_CHANNEL; Chipsel++) { + TblPtr = OrgTblPtr; + if ((NBPtr->DCTPtr->Timings.CsEnabled & (UINT16) (1 << Chipsel)) != 0) { + if ((CurrentChannel->DimmQrPresent & (UINT8) (1 << (Chipsel >> 1))) != 0) { + TgtDimmType = DIMM_QR; + TgtRank = (UINT8) ((Chipsel < 4) ? 1 << (Chipsel & 1) : 4 << (Chipsel & 1)); + } else if ((CurrentChannel->DimmDrPresent & (UINT8) (1 << (Chipsel >> 1))) != 0) { + TgtDimmType = DIMM_DR; + TgtRank = (UINT8) 1 << (Chipsel & 1); + } else { + TgtDimmType = DIMM_SR; + TgtRank = (UINT8) 1 << (Chipsel & 1); + } + + if (DimmType == LRDIMM_TYPE) { + TgtDimmType = _DONT_CARE; + TgtRank = _DONT_CARE; + } + + for (i = 0; i < TableSize; i++) { + MemPConstructRankTypeMap ((UINT16) TblPtr->Dimm0, (UINT16) TblPtr->Dimm1, (UINT16) TblPtr->Dimm2, &RankTypeInTable); + if (TblPtr->DimmPerCh == MaxDimmPerCh) { + if ((TblPtr->DDRrate & CurDDRrate) != 0) { + if ((TblPtr->VDDIO & DDR3Voltage) != 0) { + if ((RankTypeInTable & RankTypeOfPopulatedDimm) == RankTypeOfPopulatedDimm) { + if (((TblPtr->Dimm & TgtDimmType) != 0) || (TgtDimmType == _DONT_CARE)) { + if (((TblPtr->Rank & TgtRank) != 0) || (TgtRank == _DONT_CARE)) { + NBPtr->PsPtr->RttNom[Chipsel] = (UINT8) TblPtr->RttNom; + NBPtr->PsPtr->RttWr[Chipsel] = (UINT8) TblPtr->RttWr; + break; + } + } + } + } + } + } + TblPtr++; + } + if ((i == TableSize) && (NBPtr->SharedPtr->VoltageMap == VDDIO_DETERMINED)) { + IDS_HDT_CONSOLE (MEM_FLOW, "\nNo Rtt entries\n"); + return FALSE; + } + } + } + return TRUE; +} |