| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * mpmaxfreq.c |
| * |
| * A sub-engine which extracts max. frequency limit value. |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: (Mem/Ps) |
| * @e \$Revision: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $ |
| * |
| **/ |
| /***************************************************************************** |
| * |
| * Copyright (c) 2008 - 2013, 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 "GeneralServices.h" |
| #include "Filecode.h" |
| CODE_GROUP (G2_PEI) |
| RDATA_GROUP (G2_PEI) |
| #define FILECODE PROC_MEM_PS_MPMAXFREQ_FILECODE |
| |
| |
| /*---------------------------------------------------------------------------- |
| * DEFINITIONS AND MACROS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| /*---------------------------------------------------------------------------- |
| * TYPEDEFS AND STRUCTURES |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| typedef struct { |
| UINT16 Dimms:4; |
| UINT16 SR:4; |
| UINT16 DR:4; |
| UINT16 QR:4; |
| } CDNMaxFreq; |
| |
| typedef struct { |
| UINT16 Dimms:4; |
| UINT16 LR:12; |
| } CDNLMaxFreq; |
| /*---------------------------------------------------------------------------- |
| * PROTOTYPES OF LOCAL FUNCTIONS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| BOOLEAN |
| MemPGetMaxFreqSupported ( |
| IN OUT MEM_NB_BLOCK *NBPtr, |
| IN MEM_PSC_TABLE_BLOCK *EntryOfTables |
| ); |
| |
| /*---------------------------------------------------------------------------- |
| * EXPORTED FUNCTIONS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| /* -----------------------------------------------------------------------------*/ |
| /** |
| * |
| * A sub-function which extracts the value of max frequency supported from a input table and |
| * compares it with DCTPtr->Timings.TargetSpeed |
| * |
| * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| * @param[in] *EntryOfTables - Pointer to MEM_PSC_TABLE_BLOCK |
| * |
| * @return TRUE - Succeed in extracting the table value |
| * @return FALSE - Fail to extract the table value |
| * |
| */ |
| BOOLEAN |
| MemPGetMaxFreqSupported ( |
| IN OUT MEM_NB_BLOCK *NBPtr, |
| IN MEM_PSC_TABLE_BLOCK *EntryOfTables |
| ) |
| { |
| UINT8 i; |
| UINT8 MaxDimmSlotPerCh; |
| UINT8 MaxDimmPerCh; |
| UINT8 NOD; |
| UINT8 TableSize; |
| PSCFG_TYPE Type; |
| UINT16 CDN; |
| UINT16 MaxFreqSupported; |
| UINT16 *SpeedArray; |
| UINT8 DDR3Voltage; |
| INT8 CurrentVoltage; |
| DIMM_TYPE DimmType; |
| CPU_LOGICAL_ID LogicalCpuid; |
| UINT8 PackageType; |
| BOOLEAN DisDct; |
| UINT8 PsoMaskMaxFreq; |
| UINT16 PsoMaskMaxFreq16; |
| UINT8 NumDimmSlotInTable; |
| UINT16 DimmPopInTable; |
| PSCFG_MAXFREQ_ENTRY *TblPtr; |
| CH_DEF_STRUCT *CurrentChannel; |
| PSC_TBL_ENTRY **TblEntryOfMaxFreq; |
| |
| CurrentChannel = NBPtr->ChannelPtr; |
| |
| DisDct = FALSE; |
| Type = PSCFG_MAXFREQ; |
| TblPtr = NULL; |
| TableSize = 0; |
| PackageType = 0; |
| NumDimmSlotInTable = 0; |
| DimmPopInTable = 0; |
| LogicalCpuid.Family = AMD_FAMILY_UNKNOWN; |
| SpeedArray = NULL; |
| |
| MaxDimmPerCh = GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, NBPtr->MCTPtr->SocketId, CurrentChannel->ChannelID); |
| MaxDimmSlotPerCh = MaxDimmPerCh - GetMaxSolderedDownDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, |
| NBPtr->MCTPtr->SocketId, CurrentChannel->ChannelID); |
| |
| if (CurrentChannel->RegDimmPresent != 0) { |
| DimmType = RDIMM_TYPE; |
| } else if (CurrentChannel->SODimmPresent != 0) { |
| DimmType = SODIMM_TYPE; |
| } else if (CurrentChannel->LrDimmPresent != 0) { |
| DimmType = LRDIMM_TYPE; |
| } else { |
| DimmType = UDIMM_TYPE; |
| } |
| |
| // Check if it is "SODIMM plus soldered-down DRAM" or "Soldered-down DRAM only" configuration, |
| // DimmType is changed to 'SODWN_SODIMM_TYPE' if soldered-down DRAM exist |
| if (MaxDimmSlotPerCh != MaxDimmPerCh) { |
| // SODIMM plus soldered-down DRAM |
| DimmType = SODWN_SODIMM_TYPE; |
| } else if (FindPSOverrideEntry (NBPtr->RefPtr->PlatformMemoryConfiguration, PSO_SOLDERED_DOWN_SODIMM_TYPE, NBPtr->MCTPtr->SocketId, NBPtr->ChannelPtr->ChannelID, 0, NULL, NULL) != NULL) { |
| // Soldered-down DRAM only |
| DimmType = SODWN_SODIMM_TYPE; |
| MaxDimmSlotPerCh = 0; |
| } |
| NOD = (UINT8) (MaxDimmSlotPerCh != 0) ? (1 << (MaxDimmSlotPerCh - 1)) : _DIMM_NONE; |
| |
| TblEntryOfMaxFreq = EntryOfTables->TblEntryOfMaxFreq; |
| IDS_OPTION_HOOK (IDS_GET_STRETCH_FREQUENCY_LIMIT, &TblEntryOfMaxFreq, &NBPtr->MemPtr->StdHeader); |
| |
| NBPtr->FamilySpecificHook[RelocatePscTblEntryByMotherBoardLayer] (NBPtr, (VOID *) &TblEntryOfMaxFreq); |
| |
| i = 0; |
| // Obtain table pointer, table size, Logical Cpuid and PSC type according to Dimm, NB and package type. |
| while (TblEntryOfMaxFreq[i] != NULL) { |
| if (((TblEntryOfMaxFreq[i])->Header.DimmType & DimmType) != 0) { |
| if (((TblEntryOfMaxFreq[i])->Header.NumOfDimm & NOD) != 0) { |
| // |
| // Determine if this is the expected NB Type |
| // |
| LogicalCpuid = (TblEntryOfMaxFreq[i])->Header.LogicalCpuid; |
| PackageType = (TblEntryOfMaxFreq[i])->Header.PackageType; |
| if (MemPIsIdSupported (NBPtr, LogicalCpuid, PackageType)) { |
| TblPtr = (PSCFG_MAXFREQ_ENTRY *) ((TblEntryOfMaxFreq[i])->TBLPtr); |
| TableSize = (TblEntryOfMaxFreq[i])->TableSize; |
| Type = (TblEntryOfMaxFreq[i])->Header.PSCType; |
| break; |
| } |
| } |
| } |
| i++; |
| } |
| |
| // Check whether no table entry is found. |
| if (TblEntryOfMaxFreq[i] == NULL) { |
| return FALSE; |
| } |
| |
| MaxFreqSupported = UNSUPPORTED_DDR_FREQUENCY; |
| CDN = 0; |
| DDR3Voltage = (UINT8) CONVERT_VDDIO_TO_ENCODED (NBPtr->RefPtr->DDR3Voltage); |
| |
| // Construct the condition value |
| ((CDNMaxFreq *)&CDN)->Dimms = CurrentChannel->Dimms; |
| if (Type == PSCFG_MAXFREQ) { |
| for (i = 0; i < MAX_DIMMS_PER_CHANNEL; i++) { |
| if ((CurrentChannel->DimmSRPresent & (UINT8) (1 << i)) != 0) { |
| ((CDNMaxFreq *)&CDN)->SR += 1; |
| } |
| if ((CurrentChannel->DimmDrPresent & (UINT16) (1 << i)) != 0) { |
| ((CDNMaxFreq *)&CDN)->DR += 1; |
| } |
| if ((CurrentChannel->DimmQrPresent & (UINT16) (1 << i)) != 0) { |
| if (i < 2) { |
| ((CDNMaxFreq *)&CDN)->QR += 1; |
| } |
| } |
| } |
| } else { |
| ((CDNLMaxFreq *)&CDN)->LR = CurrentChannel->Dimms; |
| } |
| |
| for (i = 0; i < TableSize; i++) { |
| NumDimmSlotInTable = TblPtr->MAXFREQ_ENTRY.DimmSlotPerCh; |
| DimmPopInTable = (Type == PSCFG_MAXFREQ) ? TblPtr->MAXFREQ_ENTRY.CDN : ((PSCFG_LR_MAXFREQ_ENTRY *)TblPtr)->LR_MAXFREQ_ENTRY.CDN; |
| if (((NumDimmSlotInTable & NOD) != 0) && (CDN == DimmPopInTable)) { |
| if (Type == PSCFG_MAXFREQ) { |
| SpeedArray = TblPtr->MAXFREQ_ENTRY.Speed; |
| } else { |
| SpeedArray = ((PSCFG_LR_MAXFREQ_ENTRY *)TblPtr)->LR_MAXFREQ_ENTRY.Speed; |
| } |
| break; |
| } |
| TblPtr++; |
| } |
| |
| PsoMaskMaxFreq16 = MemPProceedTblDrvOverride (NBPtr, NBPtr->RefPtr->PlatformMemoryConfiguration, PSO_TBLDRV_SPEEDLIMIT); |
| if ((PsoMaskMaxFreq16 & INVALID_CONFIG_FLAG) == 0) { |
| PsoMaskMaxFreq = (UINT8) PsoMaskMaxFreq16; |
| if (PsoMaskMaxFreq != 0) { |
| SpeedArray = NBPtr->PsPtr->SpeedLimit; |
| } |
| } else { |
| SpeedArray = NULL; |
| } |
| |
| if (SpeedArray != NULL) { |
| if (NBPtr->SharedPtr->VoltageMap != VDDIO_DETERMINED) { |
| IDS_HDT_CONSOLE (MEM_FLOW, "\nCheck speed supported for each VDDIO for Node%d DCT%d: ", NBPtr->Node, NBPtr->Dct); |
| for (CurrentVoltage = VOLT1_5_ENCODED_VAL; CurrentVoltage <= VOLT1_25_ENCODED_VAL; CurrentVoltage ++) { |
| if (NBPtr->SharedPtr->VoltageMap & (1 << CurrentVoltage)) { |
| IDS_HDT_CONSOLE (MEM_FLOW, "%s -> %dMHz ", (CurrentVoltage == VOLT1_5_ENCODED_VAL) ? "1.5V" : ((CurrentVoltage == VOLT1_35_ENCODED_VAL) ? "1.35V" : "1.25V"), SpeedArray[CurrentVoltage]); |
| if (NBPtr->DCTPtr->Timings.TargetSpeed > SpeedArray[CurrentVoltage]) { |
| MaxFreqSupported = SpeedArray[CurrentVoltage]; |
| } else { |
| MaxFreqSupported = NBPtr->DCTPtr->Timings.TargetSpeed; |
| } |
| if (NBPtr->MaxFreqVDDIO[CurrentVoltage] > MaxFreqSupported) { |
| NBPtr->MaxFreqVDDIO[CurrentVoltage] = MaxFreqSupported; |
| } |
| } else { |
| NBPtr->MaxFreqVDDIO[CurrentVoltage] = 0; |
| } |
| } |
| IDS_HDT_CONSOLE (MEM_FLOW, "\n"); |
| } |
| ASSERT (DDR3Voltage <= VOLT1_25_ENCODED_VAL); |
| for (CurrentVoltage = DDR3Voltage; CurrentVoltage >= VOLT1_5_ENCODED_VAL; CurrentVoltage --) { |
| if (NBPtr->SharedPtr->VoltageMap & (1 << CurrentVoltage)) { |
| MaxFreqSupported = SpeedArray[CurrentVoltage]; |
| if (MaxFreqSupported != UNSUPPORTED_DDR_FREQUENCY) { |
| NBPtr->RefPtr->DDR3Voltage = CONVERT_ENCODED_TO_VDDIO (CurrentVoltage); |
| IDS_HDT_CONSOLE (MEM_FLOW, "\nVDDIO leveraged to %s\n", (CurrentVoltage == VOLT1_5_ENCODED_VAL) ? "1.5V" : ((CurrentVoltage == VOLT1_35_ENCODED_VAL) ? "1.35V" : "1.25V")); |
| break; |
| } |
| } |
| } |
| } |
| |
| if (MaxFreqSupported == UNSUPPORTED_DDR_FREQUENCY) { |
| // No entry in the table for current dimm population is found |
| IDS_HDT_CONSOLE (MEM_FLOW, "\nDCT %d: No entry is found in the Max Frequency table\n", NBPtr->Dct); |
| DisDct = TRUE; |
| } else if (MaxFreqSupported != 0) { |
| if ((NBPtr->DCTPtr->Timings.TargetSpeed > MaxFreqSupported) && !NBPtr->IsSupported[AMPIsEnabled]) { |
| NBPtr->DCTPtr->Timings.TargetSpeed = MaxFreqSupported; |
| } |
| } else if (NBPtr->SharedPtr->VoltageMap == VDDIO_DETERMINED) { |
| // Dimm population is not supported at current voltage |
| // Also if there is no performance optimization, disable the DCT |
| DisDct = TRUE; |
| } |
| |
| if (DisDct) { |
| NBPtr->DCTPtr->Timings.DimmExclude |= NBPtr->DCTPtr->Timings.DctDimmValid; |
| PutEventLog (AGESA_ERROR, MEM_ERROR_UNSUPPORTED_DIMM_CONFIG, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, 0, &NBPtr->MemPtr->StdHeader); |
| SetMemError (AGESA_ERROR, NBPtr->MCTPtr); |
| // Change target speed to highest value so it won't affect other channels when leveling frequency across the node. |
| NBPtr->DCTPtr->Timings.TargetSpeed = UNSUPPORTED_DDR_FREQUENCY; |
| } |
| |
| return TRUE; |
| } |