diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/Mem/Main/mmEcc.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/Mem/Main/mmEcc.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/Mem/Main/mmEcc.c b/src/vendorcode/amd/agesa/f15/Proc/Mem/Main/mmEcc.c new file mode 100644 index 0000000000..dbce871c1a --- /dev/null +++ b/src/vendorcode/amd/agesa/f15/Proc/Mem/Main/mmEcc.c @@ -0,0 +1,136 @@ +/* $NoKeywords:$ */ +/** + * @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: 56279 $ @e \$Date: 2011-07-11 13:11:28 -0600 (Mon, 11 Jul 2011) $ + * + **/ +/***************************************************************************** +* +* Copyright (C) 2012 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 (G2_PEI) + +#define FILECODE PROC_MEM_MAIN_MMECC_FILECODE +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +BOOLEAN +MemMEcc ( + IN OUT MEM_MAIN_DATA_BLOCK *mmPtr + ); + +/*----------------------------------------------------------------------------- +* EXPORTED FUNCTIONS +* +*----------------------------------------------------------------------------- +*/ + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * + * + * @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; +} |