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/**
* @file
*
* mnmctdr.c
*
* Northbridge DR MCT supporting functions
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: (Mem/NB/DR)
* @e \$Revision: 44323 $ @e \$Date: 2010-12-22 01:24:58 -0700 (Wed, 22 Dec 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 "amdlib.h"
#include "Ids.h"
#include "mport.h"
#include "mm.h"
#include "mn.h"
#include "mndr.h"
#include "mu.h"
#include "OptionMemory.h"
#include "GeneralServices.h"
#include "Filecode.h"
#define FILECODE PROC_MEM_NB_DR_MNMCTDR_FILECODE
/*----------------------------------------------------------------------------
* DEFINITIONS AND MACROS
*
*----------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
* TYPEDEFS AND STRUCTURES
*
*----------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
* PROTOTYPES OF LOCAL FUNCTIONS
*
*----------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
* EXPORTED FUNCTIONS
*
*----------------------------------------------------------------------------
*/
/* -----------------------------------------------------------------------------*/
/**
*
*
* This function sets final values in BUCFG and BUCFG2
*
* @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK
*
* @return TRUE - No fatal error occurs.
* @return FALSE - Fatal error occurs.
*/
BOOLEAN
MemNFinalizeMctDr (
IN OUT MEM_NB_BLOCK *NBPtr
)
{
MEM_DATA_STRUCT *MemPtr;
S_UINT64 SMsr;
MemPtr = NBPtr->MemPtr;
MemNSetBitFieldNb (NBPtr, BFAdapPrefMissRatio, 1);
MemNSetBitFieldNb (NBPtr, BFAdapPrefPosStep, 0);
MemNSetBitFieldNb (NBPtr, BFAdapPrefNegStep, 0);
MemNSetBitFieldNb (NBPtr, BFCohPrefPrbLmt, 1);
// Recommended settings for F2x11C
MemNSetBitFieldNb (NBPtr, BFMctWrLimit, 16);
MemNSetBitFieldNb (NBPtr, BFPrefCpuDis, 0);
MemNSetBitFieldNb (NBPtr, BFPrefIoDis, 0);
MemNSetBitFieldNb (NBPtr, BFFlushWrOnStpGnt, 1);
if (NBPtr->Node == BSP_DIE) {
if (!NBPtr->ClToNbFlag) {
LibAmdMsrRead (BU_CFG2, (UINT64 *)&SMsr, &MemPtr->StdHeader);
SMsr.lo &= ~((UINT32)1 << 15); // ClLinesToNbDis
LibAmdMsrWrite (BU_CFG2, (UINT64 *)&SMsr, &MemPtr->StdHeader);
}
LibAmdMsrRead (BU_CFG, (UINT64 *)&SMsr, &MemPtr->StdHeader);
SMsr.hi &= ~((UINT32)1 << (48 - 32)); // WbEnhWsbDis
LibAmdMsrWrite (BU_CFG, (UINT64 *)&SMsr, &MemPtr->StdHeader);
}
return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL);
}
/*----------------------------------------------------------------------------
* LOCAL FUNCTIONS
*
*----------------------------------------------------------------------------
*/
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