7 * A sub-engine which extracts RC2[IBT] value for RDIMM configuration.
9 * @xrefitem bom "File Content Label" "Release Content"
11 * @e sub-project: (Proc/Recovery/Mem/Ps)
12 * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 02:16:51 -0700 (Wed, 22 Dec 2010) $
15 /*****************************************************************************
17 * Copyright (C) 2012 Advanced Micro Devices, Inc.
18 * All rights reserved.
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions are met:
22 * * Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * * Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in the
26 * documentation and/or other materials provided with the distribution.
27 * * Neither the name of Advanced Micro Devices, Inc. nor the names of
28 * its contributors may be used to endorse or promote products derived
29 * from this software without specific prior written permission.
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
32 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
33 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
34 * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
35 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
38 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
39 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
40 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 * ***************************************************************************
46 *----------------------------------------------------------------------------
49 *----------------------------------------------------------------------------
55 #include "AdvancedApi.h"
58 #include "cpuFamRegisters.h"
59 #include "cpuRegisters.h"
60 #include "OptionMemory.h"
61 #include "PlatformMemoryConfiguration.h"
68 #define FILECODE PROC_RECOVERY_MEM_PS_MRPRC2IBT_FILECODE
71 /*----------------------------------------------------------------------------
72 * DEFINITIONS AND MACROS
74 *----------------------------------------------------------------------------
76 /*----------------------------------------------------------------------------
77 * TYPEDEFS AND STRUCTURES
79 *----------------------------------------------------------------------------
81 /*----------------------------------------------------------------------------
82 * PROTOTYPES OF LOCAL FUNCTIONS
84 *----------------------------------------------------------------------------
86 /*----------------------------------------------------------------------------
89 *----------------------------------------------------------------------------
91 /* -----------------------------------------------------------------------------*/
94 * A sub-function which extracts RC2[IBT] value from a input table and stores extracted
95 * value to a specific address.
97 * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK
98 * @param[in] *EntryOfTables - Pointer to MEM_PSC_TABLE_BLOCK
100 * @return TRUE - Table values can be extracted for all present dimms/ranks
101 * @return FALSE - Table values cannot be extracted for all present dimms/ranks
106 IN OUT MEM_NB_BLOCK *NBPtr,
107 IN MEM_PSC_TABLE_BLOCK *EntryOfTables
116 UINT16 RankTypeOfPopulatedDimm;
117 UINT16 RankTypeInTable;
118 CPU_LOGICAL_ID LogicalCpuid;
122 PSCFG_MR2IBT_ENTRY *TblPtr;
123 PSCFG_MR2IBT_ENTRY *OrgTblPtr;
124 CH_DEF_STRUCT *CurrentChannel;
126 CurrentChannel = NBPtr->ChannelPtr;
128 if (CurrentChannel->RegDimmPresent == 0) {
135 MaxDimmPerCh = RecGetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, NBPtr->MCTPtr->SocketId, CurrentChannel->ChannelID);
136 NOD = (UINT8) 1 << (MaxDimmPerCh - 1);
139 // Obtain table pointer, table size, Logical Cpuid and PSC type according to NB type and package type.
140 while (EntryOfTables->TblEntryOfRC2IBT[i] != NULL) {
141 if (((EntryOfTables->TblEntryOfRC2IBT[i])->Header.NumOfDimm & NOD) != 0) {
142 LogicalCpuid = (EntryOfTables->TblEntryOfRC2IBT[i])->Header.LogicalCpuid;
143 PackageType = (EntryOfTables->TblEntryOfRC2IBT[i])->Header.PackageType;
145 // Determine if this is the expected NB Type
147 if (MemPRecIsIdSupported (NBPtr, LogicalCpuid, PackageType)) {
148 TblPtr = (PSCFG_MR2IBT_ENTRY *) ((EntryOfTables->TblEntryOfRC2IBT[i])->TBLPtr);
149 TableSize = (EntryOfTables->TblEntryOfRC2IBT[i])->TableSize;
156 // Check whether no table entry is found.
157 if (EntryOfTables->TblEntryOfRC2IBT[i] == NULL) {
161 DDR3Voltage = (UINT8) (1 << CONVERT_VDDIO_TO_ENCODED (NBPtr->RefPtr->DDR3Voltage));
162 RankTypeOfPopulatedDimm = MemPRecGetPsRankType (CurrentChannel);
165 for (DimmIndex = 0; DimmIndex < MAX_DIMMS_PER_CHANNEL; DimmIndex++) {
167 if ((CurrentChannel->ChDimmValid& (UINT8) (1 << DimmIndex)) != 0) {
168 NumOfReg = CurrentChannel->CtrlWrd02[DimmIndex];
169 if ((CurrentChannel->DimmQrPresent & (UINT8) (1 << DimmIndex)) != 0) {
170 TgtDimmType = DIMM_QR;
171 } else if ((CurrentChannel->DimmDrPresent & (UINT8) (1 << DimmIndex)) != 0) {
172 TgtDimmType = DIMM_DR;
174 TgtDimmType = DIMM_SR;
177 for (i = 0; i < TableSize; i++) {
178 MemPRecConstructRankTypeMap ((UINT16) TblPtr->Dimm0, (UINT16) TblPtr->Dimm1, (UINT16) TblPtr->Dimm2, &RankTypeInTable);
179 if (TblPtr->DimmPerCh == MaxDimmPerCh) {
180 if ((TblPtr->VDDIO & DDR3Voltage) != 0) {
181 if ((RankTypeInTable & RankTypeOfPopulatedDimm) == RankTypeOfPopulatedDimm) {
182 if ((TblPtr->Dimm & TgtDimmType) != 0) {
183 // If TblPtr->NumOfReg == 0x0F, that means the condition will be TRUE regardless of NumRegisters in DIMM
184 if ((TblPtr->NumOfReg == 0xF) || (TblPtr->NumOfReg == NumOfReg)) {
185 CurrentChannel->CtrlWrd02[DimmIndex] = (UINT8) ((TblPtr->IBT & 0x1) << 2);
186 CurrentChannel->CtrlWrd08[DimmIndex] = (UINT8) ((TblPtr->IBT & 0xE) >> 1);