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/* $NoKeywords:$ */
/**
* @file
*
* mmEcc.c
*
* Main Memory Feature implementation file for ECC Initialization
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: (Mem/Main)
* @e \$Revision: 49885 $ @e \$Date: 2011-03-30 13:51:08 +0800 (Wed, 30 Mar 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 "Porting.h"
#include "AGESA.h"
#include "Ids.h"
#include "cpuRegisters.h"
#include "OptionMemory.h"
#include "mm.h"
#include "mn.h"
#include "mt.h"
#include "ma.h"
#include "mfmemclr.h"
#include "Filecode.h"
CODE_GROUP (G1_PEICC)
RDATA_GROUP (G1_PEICC)
#define FILECODE PROC_MEM_MAIN_MMECC_FILECODE
/*-----------------------------------------------------------------------------
* EXPORTED FUNCTIONS
*
*-----------------------------------------------------------------------------
*/
BOOLEAN
MemMEcc (
IN OUT MEM_MAIN_DATA_BLOCK *mmPtr
);
/* -----------------------------------------------------------------------------*/
/**
*
*
*
*
* @param[in,out] *mmPtr - Pointer to the MEM_MAIN_DATA_BLOCK
*
* @return TRUE - No fatal error occurs.
* @return FALSE - Fatal error occurs.
*/
BOOLEAN
MemMEcc (
IN OUT MEM_MAIN_DATA_BLOCK *mmPtr
)
{
UINT8 Die;
MEM_SHARED_DATA *SharedPtr;
MEM_PARAMETER_STRUCT *RefPtr;
BOOLEAN RetVal;
RetVal = TRUE;
RefPtr = mmPtr->MemPtr->ParameterListPtr;
SharedPtr = mmPtr->mmSharedPtr;
//
// Run Northbridge-specific ECC initialization feature for each die.
//
SharedPtr->AllECC = FALSE;
if (RefPtr->EnableEccFeature) {
SharedPtr->AllECC = TRUE;
AGESA_TESTPOINT (TpProcMemEccInitialization, &(mmPtr->MemPtr->StdHeader));
for (Die = 0 ; Die < mmPtr->DieCount ; Die ++ ) {
mmPtr->NBPtr[Die].FeatPtr->CheckEcc (&(mmPtr->NBPtr[Die]));
RetVal &= (BOOLEAN) (mmPtr->NBPtr[Die].MCTPtr->ErrCode < AGESA_FATAL);
}
if (SharedPtr->AllECC == TRUE) {
RefPtr->GStatus[GsbAllECCDimms] = TRUE;
// Sync mem clear before setting scrub rate.
for (Die = 0; Die < mmPtr->DieCount; Die++) {
MemFMctMemClr_Sync (&(mmPtr->NBPtr[Die]));
}
}
}
// Scrubber control
for (Die = 0 ; Die < mmPtr->DieCount ; Die ++ ) {
mmPtr->NBPtr[Die].FeatPtr->InitEcc (&(mmPtr->NBPtr[Die]));
}
return RetVal;
}
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