7 * A sub-engine which extracts MR0[WR] and MR0[CL] value.
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;
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38 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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40 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 * ***************************************************************************
46 *----------------------------------------------------------------------------
49 *----------------------------------------------------------------------------
55 #include "AdvancedApi.h"
58 #include "OptionMemory.h"
59 #include "PlatformMemoryConfiguration.h"
67 #define FILECODE PROC_RECOVERY_MEM_PS_MRPMR0_FILECODE
70 /*----------------------------------------------------------------------------
71 * DEFINITIONS AND MACROS
73 *----------------------------------------------------------------------------
76 /*----------------------------------------------------------------------------
77 * TYPEDEFS AND STRUCTURES
79 *----------------------------------------------------------------------------
81 /*----------------------------------------------------------------------------
82 * PROTOTYPES OF LOCAL FUNCTIONS
84 *----------------------------------------------------------------------------
86 /*----------------------------------------------------------------------------
89 *----------------------------------------------------------------------------
91 /* -----------------------------------------------------------------------------*/
94 * A sub-function which extracts MR0[WR] or MR0[CL] value from a input table and store the
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 - Succeed in extracting the table value
101 * @return FALSE - Fail to extract the table value
106 IN OUT MEM_NB_BLOCK *NBPtr,
107 IN MEM_PSC_TABLE_BLOCK *EntryOfTables
116 CPU_LOGICAL_ID LogicalCpuid;
118 PSCFG_MR0CL_ENTRY *TblPtr;
120 CH_DEF_STRUCT *CurrentChannel;
122 CurrentChannel = NBPtr->ChannelPtr;
126 // Extract MR0[WR] value, then MR0[CL] value
127 for (i = 0; i < 2; i++) {
129 ptr = EntryOfTables->TblEntryOfMR0WR;
132 ptr = EntryOfTables->TblEntryOfMR0CL;
137 // Obtain table pointer, table size, Logical Cpuid and PSC type according to Dimm, NB and package type.
138 while (ptr[p] != NULL) {
140 // Determine if this is the expected NB Type
142 LogicalCpuid = (ptr[p])->Header.LogicalCpuid;
143 PackageType = (ptr[p])->Header.PackageType;
144 if (MemPRecIsIdSupported (NBPtr, LogicalCpuid, PackageType)) {
145 TblPtr = (PSCFG_MR0CL_ENTRY *) ((ptr[p])->TBLPtr);
146 TableSize = (ptr[p])->TableSize;
152 // Check whether no table entry is found.
153 if (ptr[p] == NULL) {
157 Value32 = (Type == PSCFG_MR0WR) ? NBPtr->GetBitField (NBPtr, BFTwrDDR3) : NBPtr->GetBitField (NBPtr, BFTcl);
159 for (j = 0; j < TableSize; j++, TblPtr++) {
160 if (Value32 == (UINT32) TblPtr->Timing) {
161 if (Type == PSCFG_MR0WR) {
162 NBPtr->PsPtr->MR0WR = (UINT8) TblPtr->Value;
165 NBPtr->PsPtr->MR0CL31 = (UINT8) TblPtr->Value;
166 NBPtr->PsPtr->MR0CL0 = (UINT8) TblPtr->Value1;
171 if (j == TableSize) {