| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * mprc2ibt.c |
| * |
| * A sub-engine which extracts RC2[IBT] value for RDIMM configuration. |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: (Mem/Ps) |
| * @e \$Revision: 37655 $ @e \$Date: 2010-09-09 11:15:05 +0800 (Thu, 09 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 "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_MPRC2IBT_FILECODE |
| |
| |
| /*---------------------------------------------------------------------------- |
| * DEFINITIONS AND MACROS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| /*---------------------------------------------------------------------------- |
| * TYPEDEFS AND STRUCTURES |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| /*---------------------------------------------------------------------------- |
| * PROTOTYPES OF LOCAL FUNCTIONS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| /*---------------------------------------------------------------------------- |
| * EXPORTED FUNCTIONS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| /* -----------------------------------------------------------------------------*/ |
| /** |
| * |
| * A sub-function which extracts RC2[IBT] 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 |
| MemPGetRC2IBT ( |
| IN OUT MEM_NB_BLOCK *NBPtr, |
| IN MEM_PSC_TABLE_BLOCK *EntryOfTables |
| ) |
| { |
| UINT8 i; |
| UINT8 MaxDimmPerCh; |
| UINT8 NOD; |
| UINT8 DimmIndex; |
| UINT8 TableSize; |
| UINT32 CurDDRrate; |
| UINT8 DDR3Voltage; |
| UINT16 RankTypeOfPopulatedDimm; |
| UINT16 RankTypeInTable; |
| CPU_LOGICAL_ID LogicalCpuid; |
| UINT8 PackageType; |
| UINT8 TgtDimmType; |
| UINT8 NumOfReg; |
| PSCFG_MR2IBT_ENTRY *TblPtr; |
| PSCFG_MR2IBT_ENTRY *OrgTblPtr; |
| CH_DEF_STRUCT *CurrentChannel; |
| |
| CurrentChannel = NBPtr->ChannelPtr; |
| |
| if (CurrentChannel->RegDimmPresent == 0) { |
| return TRUE; |
| } |
| |
| TblPtr = NULL; |
| TableSize = 0; |
| PackageType = 0; |
| LogicalCpuid.Family = AMD_FAMILY_UNKNOWN; |
| MaxDimmPerCh = GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, NBPtr->MCTPtr->SocketId, CurrentChannel->ChannelID); |
| NOD = (UINT8) 1 << (MaxDimmPerCh - 1); |
| |
| i = 0; |
| // Obtain table pointer, table size, Logical Cpuid and PSC type according to NB type and package type. |
| while (EntryOfTables->TblEntryOfRC2IBT[i] != NULL) { |
| if (((EntryOfTables->TblEntryOfRC2IBT[i])->Header.NumOfDimm & NOD) != 0) { |
| LogicalCpuid = (EntryOfTables->TblEntryOfRC2IBT[i])->Header.LogicalCpuid; |
| PackageType = (EntryOfTables->TblEntryOfRC2IBT[i])->Header.PackageType; |
| // |
| // Determine if this is the expected NB Type |
| // |
| if (MemPIsIdSupported (NBPtr, LogicalCpuid, PackageType)) { |
| TblPtr = (PSCFG_MR2IBT_ENTRY *) ((EntryOfTables->TblEntryOfRC2IBT[i])->TBLPtr); |
| TableSize = (EntryOfTables->TblEntryOfRC2IBT[i])->TableSize; |
| break; |
| } |
| } |
| i++; |
| } |
| |
| // Check whether no table entry is found. |
| if (EntryOfTables->TblEntryOfRC2IBT[i] == NULL) { |
| IDS_HDT_CONSOLE (MEM_FLOW, "\nNo RC2 IBT table\n"); |
| return FALSE; |
| } |
| |
| CurDDRrate = (UINT32) (1 << (CurrentChannel->DCTPtr->Timings.Speed / 66)); |
| DDR3Voltage = (UINT8) (1 << (NBPtr->RefPtr->DDR3Voltage)); |
| RankTypeOfPopulatedDimm = MemPGetPsRankType (CurrentChannel); |
| |
| OrgTblPtr = TblPtr; |
| for (DimmIndex = 0; DimmIndex < MAX_DIMMS_PER_CHANNEL; DimmIndex++) { |
| TblPtr = OrgTblPtr; |
| NumOfReg = NBPtr->PsPtr->NumOfReg[DimmIndex]; |
| if ((CurrentChannel->ChDimmValid& (UINT8) (1 << DimmIndex)) != 0) { |
| if ((CurrentChannel->DimmQrPresent & (UINT8) (1 << DimmIndex)) != 0) { |
| TgtDimmType = DIMM_QR; |
| } else if ((CurrentChannel->DimmDrPresent & (UINT8) (1 << DimmIndex)) != 0) { |
| TgtDimmType = DIMM_DR; |
| } else { |
| TgtDimmType = DIMM_SR; |
| } |
| |
| 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) { |
| // If TblPtr->NumOfReg == 0x0F, that means the condition will be TRUE regardless of NumRegisters in DIMM |
| if ((TblPtr->NumOfReg == 0xF) || (TblPtr->NumOfReg == NumOfReg)) { |
| CurrentChannel->CtrlWrd02[DimmIndex] = (UINT8) ((TblPtr->IBT & 0x1) << 2); |
| CurrentChannel->CtrlWrd08[DimmIndex] = (UINT8) ((TblPtr->IBT & 0xE) >> 1); |
| break; |
| } |
| } |
| } |
| } |
| } |
| } |
| TblPtr++; |
| } |
| if (i == TableSize) { |
| IDS_HDT_CONSOLE (MEM_FLOW, "\nNo RC2 IBT entries\n"); |
| return FALSE; |
| } |
| } |
| } |
| |
| return TRUE; |
| } |