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Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mt3.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mt3.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mt3.c b/src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mt3.c new file mode 100644 index 0000000000..ffe6b3e37b --- /dev/null +++ b/src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mt3.c @@ -0,0 +1,236 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mt3.c + * + * Common Technology functions for DDR3 + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Tech/DDR3) + * @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 "AGESA.h" +#include "Ids.h" +#include "mm.h" +#include "mn.h" +#include "mu.h" +#include "mt.h" +#include "mt3.h" +#include "mtspd3.h" +#include "mtot3.h" +#include "OptionMemory.h" +#include "PlatformMemoryConfiguration.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G2_PEI) + +/* features */ +#define FILECODE PROC_MEM_TECH_DDR3_MT3_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +/* -----------------------------------------------------------------------------*/ +/** + * + * This function Constructs the technology block + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +BOOLEAN +MemConstructTechBlock3 ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + TECHNOLOGY_TYPE *TechTypePtr; + UINT8 Dct; + UINT8 Channel; + UINT8 i; + DIE_STRUCT *MCTPtr; + DCT_STRUCT *DCTPtr; + CH_DEF_STRUCT *ChannelPtr; + UINT8 DimmSlots; + + + TechTypePtr = (TECHNOLOGY_TYPE *) FindPSOverrideEntry (NBPtr->RefPtr->PlatformMemoryConfiguration, PSO_MEM_TECH, NBPtr->MCTPtr->SocketId, 0, 0, NULL, NULL); + if (TechTypePtr != NULL) { + // Ensure the platform override value is valid + ASSERT ((*TechTypePtr == DDR3_TECHNOLOGY) || (*TechTypePtr == DDR2_TECHNOLOGY)); + if (*TechTypePtr != DDR3_TECHNOLOGY) { + return FALSE; + } + } + + TechPtr->NBPtr = NBPtr; + TechPtr->RefPtr = NBPtr->RefPtr; + MCTPtr = NBPtr->MCTPtr; + + TechPtr->SendAllMRCmds = MemTSendAllMRCmds3; + TechPtr->FreqChgCtrlWrd = FreqChgCtrlWrd3; + TechPtr->SetDramMode = MemTSetDramMode3; + TechPtr->DimmPresence = MemTDIMMPresence3; + TechPtr->SpdCalcWidth = MemTSPDCalcWidth3; + TechPtr->SpdGetTargetSpeed = MemTSPDGetTargetSpeed3; + TechPtr->AutoCycTiming = MemTAutoCycTiming3; + TechPtr->SpdSetBanks = MemTSPDSetBanks3; + TechPtr->SetDqsEccTmgs = MemTSetDQSEccTmgs; + TechPtr->GetCSIntLvAddr = MemTGetCSIntLvAddr3; + TechPtr->AdjustTwrwr = MemTAdjustTwrwr3; + TechPtr->AdjustTwrrd = MemTAdjustTwrrd3; + TechPtr->GetDimmSpdBuffer = MemTGetDimmSpdBuffer3; + TechPtr->GetLD = MemTGetLD3; + TechPtr->MaxFilterDly = 0; + + // + // Map the Logical Dimms on this channel to the SPD that should be used for that logical DIMM. + // The pointers to the DIMM SPD information is as follows (2 Dimm/Ch and 3 Dimm/Ch examples). + // + // DIMM Spd Buffer Current Channel DimmSpdPtr[MAX_DIMMS_PER_CHANNEL] array + // (Number of dimms varies by platform) (Array size is determined in AGESA.H) Dimm operations loop + // on this array only) + // 2 DIMMS PER CHANNEL + // + // Socket N Channel N Dimm 0 SR/DR DIMM <--------------DimmSpdPtr[0] + // Dimm 1 SR/DR DIMM <--------------DimmSpdPtr[1] + // DimmSpdPtr[2]------->NULL + // DimmSpdPtr[3]------->NULL + // + // Socket N Channel N Dimm 0 SR/DR DIMM <--------------DimmSpdPtr[0] + // Dimm 1 QR DIMM <---------+----DimmSpdPtr[1] + // | DimmSpdPtr[2]------->NULL + // +----DimmSpdPtr[3] + // + // Socket N Channel N Dimm 0 QR DIMM <-----+--------DimmSpdPtr[0] + // Dimm 1 QR DIMM <-----|---+----DimmSpdPtr[1] + // +-- | ---DimmSpdPtr[2] + // +----DimmSpdPtr[3] + // + // 3 DIMMS PER CHANNEL + // + // Socket N Channel N Dimm 0 SR/DR DIMM <--------------DimmSpdPtr[0] + // Dimm 1 SR/DR DIMM <--------------DimmSpdPtr[1] + // Dimm 3 SR/DR DIMM <--------------DimmSpdPtr[2] + // DimmSpdPtr[3]------->NULL + // + // Socket N Channel N Dimm 0 SR/DR DIMM <--------------DimmSpdPtr[0] + // Dimm 1 QR DIMM <---------+----DimmSpdPtr[1] + // Dimm 3 SR/DR DIMM <-------- | ---DimmSpdPtr[2] + // +----DimmSpdPtr[3] + // + // + // FOR LRDIMMS + // + // This code will assign SPD pointers on the basis of Physical ranks, even though + // an LRDIMM may only use one or two logical ranks, that determination will have to + // be made from downstream code. An LRDIMM with greater than 2 Physical ranks will have + // its DimmSpdPtr[] mapped as if it were a QR in the above diagrams. + + for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { + NBPtr->SwitchDCT (NBPtr, Dct); + DCTPtr = NBPtr->DCTPtr; + for (Channel = 0; Channel < NBPtr->ChannelCount; Channel++) { + NBPtr->SwitchChannel (NBPtr, Channel); + ChannelPtr = NBPtr->ChannelPtr; + ChannelPtr->TechType = DDR3_TECHNOLOGY; + ChannelPtr->MCTPtr = MCTPtr; + ChannelPtr->DCTPtr = DCTPtr; + + DimmSlots = GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, + MCTPtr->SocketId, + NBPtr->GetSocketRelativeChannel (NBPtr, Dct, Channel) + ); + // + // Initialize the SPD pointers for each Dimm + // + for (i = 0 ; i < (sizeof (ChannelPtr->DimmSpdPtr) / sizeof (ChannelPtr->DimmSpdPtr[0])) ; i++) { + ChannelPtr->DimmSpdPtr[i] = NULL; + } + for (i = 0 ; i < DimmSlots; i++) { + ChannelPtr->DimmSpdPtr[i] = &(ChannelPtr->SpdPtr[i]); + if ( (i + 2) < (sizeof (ChannelPtr->DimmSpdPtr) / sizeof (ChannelPtr->DimmSpdPtr[0]))) { + if (ChannelPtr->DimmSpdPtr[i]->DimmPresent) { + if ((((ChannelPtr->DimmSpdPtr[i]->Data[SPD_RANKS] >> 3) & 0x07) + 1) > 2) { + ChannelPtr->DimmSpdPtr[i + 2] = &(ChannelPtr->SpdPtr[i]); + } + } + } + } + } + } + // Initialize Common technology functions + MemTCommonTechInit (TechPtr); + + return TRUE; +} + +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ |