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Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/Mem/Tech/mttsrc.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/Mem/Tech/mttsrc.c | 372 |
1 files changed, 372 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/Mem/Tech/mttsrc.c b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/Tech/mttsrc.c new file mode 100644 index 0000000000..0b636e24ca --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/Tech/mttsrc.c @@ -0,0 +1,372 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mttsrc.c + * + * Technology Software based DQS receiver enable training + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Tech) + * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + **/ +/***************************************************************************** +* +* Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. +* +* AMD is granting you permission to use this software (the Materials) +* pursuant to the terms and conditions of your Software License Agreement +* with AMD. This header does *NOT* give you permission to use the Materials +* or any rights under AMD's intellectual property. Your use of any portion +* of these Materials shall constitute your acceptance of those terms and +* conditions. If you do not agree to the terms and conditions of the Software +* License Agreement, please do not use any portion of these Materials. +* +* CONFIDENTIALITY: The Materials and all other information, identified as +* confidential and provided to you by AMD shall be kept confidential in +* accordance with the terms and conditions of the Software License Agreement. +* +* LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION +* PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED +* WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF +* MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE, +* OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE. +* IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER +* (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS +* INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE, +* GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER +* RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF +* THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE +* EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, +* THE ABOVE LIMITATION MAY NOT APPLY TO YOU. +* +* AMD does not assume any responsibility for any errors which may appear in +* the Materials or any other related information provided to you by AMD, or +* result from use of the Materials or any related information. +* +* You agree that you will not reverse engineer or decompile the Materials. +* +* NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any +* further information, software, technical information, know-how, or show-how +* available to you. Additionally, AMD retains the right to modify the +* Materials at any time, without notice, and is not obligated to provide such +* modified Materials to you. +* +* U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with +* "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is +* subject to the restrictions as set forth in FAR 52.227-14 and +* DFAR252.227-7013, et seq., or its successor. Use of the Materials by the +* Government constitutes acknowledgement of AMD's proprietary rights in them. +* +* EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any +* direct product thereof will be exported directly or indirectly, into any +* country prohibited by the United States Export Administration Act and the +* regulations thereunder, without the required authorization from the U.S. +* government nor will be used for any purpose prohibited by the same. +* *************************************************************************** +* +*/ + +/* + *---------------------------------------------------------------------------- + * MODULES USED + * + *---------------------------------------------------------------------------- + */ + + + +#include "AGESA.h" +#include "AdvancedApi.h" +#include "Ids.h" +#include "mm.h" +#include "mn.h" +#include "mu.h" +#include "mt.h" +#include "GeneralServices.h" +#include "merrhdl.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_MEM_TECH_MTTSRC_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +BOOLEAN +STATIC +MemTDqsTrainRcvrEnSw ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 Pass + ); + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function executes first pass of receiver enable training for all dies + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + * @return TRUE - No fatal error occurs. + * @return FALSE - Fatal error occurs. + */ + +BOOLEAN +MemTTrainRcvrEnSwPass1 ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + return MemTDqsTrainRcvrEnSw (TechPtr, 1); +} + +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function executes receiver enable training for a specific die + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * @param[in] Pass - Pass of the receiver training + * + * @return TRUE - No fatal error occurs. + * @return FALSE - Fatal error occurs. + */ +BOOLEAN +STATIC +MemTDqsTrainRcvrEnSw ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 Pass + ) +{ + _16BYTE_ALIGN UINT8 PatternBuffer[3 * 64]; + UINT8 TestBuffer[120]; + UINT8 *PatternBufPtr[4]; + UINT8 *TempPtr; + UINT32 TestAddrRJ16[4]; + UINT32 TempAddrRJ16; + UINT32 RealAddr; + UINT16 CurTest[4]; + UINT8 Dct; + UINT8 Receiver; + UINT8 i; + UINT8 TimesFail; + UINT8 TimesRetrain; + UINT16 RcvrEnDly; + UINT16 MaxRcvrEnDly; + UINT16 RcvrEnDlyLimit; + UINT16 MaxDelayCha; + BOOLEAN IsDualRank; + BOOLEAN S0En; + BOOLEAN S1En; + UINT8 MaxFilterDly; + + MEM_DATA_STRUCT *MemPtr; + DIE_STRUCT *MCTPtr; + DCT_STRUCT *DCTPtr; + MEM_NB_BLOCK *NBPtr; + + NBPtr = TechPtr->NBPtr; + MemPtr = NBPtr->MemPtr; + MCTPtr = NBPtr->MCTPtr; + TechPtr->TrainingType = TRN_RCVR_ENABLE; + + + TempAddrRJ16 = 0; + TempPtr = NULL; + MaxDelayCha = 0; + MaxFilterDly = TechPtr->MaxFilterDly; + RcvrEnDlyLimit = NBPtr->RcvrEnDlyLimit; + TimesRetrain = DEFAULT_TRAINING_TIMES; + IDS_OPTION_HOOK (IDS_MEM_RETRAIN_TIMES, &TimesRetrain, &MemPtr->StdHeader); + + IDS_HDT_CONSOLE (MEM_STATUS, "\nStart SW RxEn training\n"); + // Set environment settings before training + MemTBeginTraining (TechPtr); + + PatternBufPtr[0] = PatternBufPtr[2] = PatternBuffer; + MemUFillTrainPattern (TestPattern0, PatternBufPtr[0], 64); + PatternBufPtr[1] = PatternBufPtr[3] = PatternBufPtr[0] + 128; + MemUFillTrainPattern (TestPattern1, PatternBufPtr[1], 64); + + // Begin receiver enable training + AGESA_TESTPOINT (TpProcMemReceiverEnableTraining, &(MemPtr->StdHeader)); + MaxRcvrEnDly = 0; + for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { + IDS_HDT_CONSOLE (MEM_STATUS, "\tDct %d\n", Dct); + NBPtr->SwitchDCT (NBPtr, Dct); + DCTPtr = NBPtr->DCTPtr; + + // Set training bit + NBPtr->SetBitField (NBPtr, BFDqsRcvEnTrain, 1); + + // Relax Max Latency before training + NBPtr->SetMaxLatency (NBPtr, 0xFFFF); + + if (Pass == FIRST_PASS) { + TechPtr->InitDQSPos4RcvrEn (TechPtr); + } + + // there are four receiver pairs, loosely associated with chipselects. + Receiver = DCTPtr->Timings.CsEnabled ? 0 : 8; + for (; Receiver < 8; Receiver += 2) { + TechPtr->DqsRcvEnSaved = 0; + RcvrEnDly = RcvrEnDlyLimit; + S0En = NBPtr->GetSysAddr (NBPtr, Receiver, &TestAddrRJ16[0]); + S1En = NBPtr->GetSysAddr (NBPtr, Receiver + 1, &TestAddrRJ16[2]); + if (S0En) { + TestAddrRJ16[1] = TestAddrRJ16[0] + BIGPAGE_X8_RJ16; + } + if (S1En) { + TestAddrRJ16[3] = TestAddrRJ16[2] + BIGPAGE_X8_RJ16; + } + if (S0En && S1En) { + IsDualRank = TRUE; + } else { + IsDualRank = FALSE; + } + + if (S0En || S1En) { + IDS_HDT_CONSOLE (MEM_STATUS, "\t\tCS %d\n", Receiver); + + // Write the test patterns + AGESA_TESTPOINT (TpProcMemRcvrWritePattern, &(MemPtr->StdHeader)); + IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\tWrite to addresses: "); + for (i = (S0En ? 0 : 2); i < (S1En ? 4 : 2); i++) { + RealAddr = MemUSetUpperFSbase (TestAddrRJ16[i], MemPtr); + MemUWriteCachelines (RealAddr, PatternBufPtr[i], 1); + IDS_HDT_CONSOLE (MEM_FLOW, " %04x0000 ", TestAddrRJ16[i]); + } + IDS_HDT_CONSOLE (MEM_FLOW, "\n"); + + // Initialize RcvrEnDly value and other DCT stored values + // MCTPtr->DqsRcvEnPass = Pass ? 0xFF : 0; + + // Sweep receiver enable delays + AGESA_TESTPOINT (TpProcMemRcvrStartSweep, &(MemPtr->StdHeader)); + TimesFail = 0; + ERROR_HANDLE_RETRAIN_BEGIN (TimesFail, TimesRetrain) + { + for (RcvrEnDly = 0; RcvrEnDly < RcvrEnDlyLimit; RcvrEnDly++) { + AGESA_TESTPOINT (TpProcMemRcvrSetDelay, &(MemPtr->StdHeader)); + TechPtr->SetRcvrEnDly (TechPtr, Receiver, RcvrEnDly); + IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\tDly %3x", RcvrEnDly); + + // Read and compare the first beat of data + for (i = (S0En ? 0 : 2); i < (S1En ? 4 : 2); i++) { + AGESA_TESTPOINT (TpProcMemRcvrReadPattern, &(MemPtr->StdHeader)); + RealAddr = MemUSetUpperFSbase (TestAddrRJ16[i], MemPtr); + MemUReadCachelines (TestBuffer, RealAddr, 1); + AGESA_TESTPOINT (TpProcMemRcvrTestPattern, &(MemPtr->StdHeader)); + CurTest[i] = TechPtr->Compare1ClPattern (TechPtr, TestBuffer, PatternBufPtr[i]); + // Due to speculative execution during MemUReadCachelines, we must + // flush one more cache line than we read. + MemUProcIOClFlush (TestAddrRJ16[i], 2, MemPtr); + TechPtr->ResetDCTWrPtr (TechPtr, Receiver); + + // + // Swap the test pointers such that even and odd steps alternate. + // + if ((i % 2) == 0) { + TempPtr = PatternBufPtr[i]; + PatternBufPtr[i] = PatternBufPtr[i + 1]; + + TempAddrRJ16 = TestAddrRJ16[i]; + TestAddrRJ16[i] = TestAddrRJ16[i + 1]; + } else { + PatternBufPtr[i] = TempPtr; + TestAddrRJ16[i] = TempAddrRJ16; + } + } + + if (TechPtr->SaveRcvrEnDly (TechPtr, Receiver, RcvrEnDly, S0En ? (CurTest[0] & CurTest[1]) : 0xFFFF, S1En ? (CurTest[2] & CurTest[3]) : 0xFFFF)) { + // if all bytelanes pass + if (MaxRcvrEnDly < (RcvrEnDly - MaxFilterDly)) { + MaxRcvrEnDly = RcvrEnDly - MaxFilterDly; + } + break; + } + } // End of delay sweep + ERROR_HANDLE_RETRAIN_END ((RcvrEnDly > (RcvrEnDlyLimit - 1)), TimesFail) + } + + if (RcvrEnDly == RcvrEnDlyLimit) { + // no passing window + PutEventLog (AGESA_ERROR, MEM_ERROR_RCVR_EN_NO_PASSING_WINDOW_EQUAL_LIMIT, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, 0, &NBPtr->MemPtr->StdHeader); + SetMemError (AGESA_ERROR, MCTPtr); + } + + if (RcvrEnDly > (RcvrEnDlyLimit - 1)) { + // passing window too narrow, too far delayed + PutEventLog (AGESA_ERROR, MEM_ERROR_RCVR_EN_VALUE_TOO_LARGE_LIMIT_LESS_ONE, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, 0, &NBPtr->MemPtr->StdHeader); + SetMemError (AGESA_ERROR, MCTPtr); + DCTPtr->Timings.CsTrainFail |= DCTPtr->Timings.CsPresent & (UINT16) (3 << Receiver); + MCTPtr->ChannelTrainFail |= (UINT32)1 << Dct; + if (!NBPtr->MemPtr->ErrorHandling (MCTPtr, NBPtr->Dct, DCTPtr->Timings.CsTrainFail, &NBPtr->MemPtr->StdHeader)) { + ASSERT (FALSE); + return FALSE; + } + } + } + + TechPtr->LoadRcvrEnDly (TechPtr, Receiver); // set final delays + } // End while Receiver < 8 + + // Clear training bit when done + NBPtr->SetBitField (NBPtr, BFDqsRcvEnTrain, 0); + + // Set Max Latency for both channels + MaxRcvrEnDly += 0x20; // @attention - + IDS_HDT_CONSOLE (MEM_FLOW, "\t\tMaxRcvrEnDly: %03x\n", MaxRcvrEnDly); + if (MCTPtr->GangedMode) { + if (Dct == 0) { + MaxDelayCha = MaxRcvrEnDly; + } else if (MaxRcvrEnDly > MaxDelayCha) { + NBPtr->SwitchDCT (NBPtr, 0); + NBPtr->SetMaxLatency (NBPtr, MaxRcvrEnDly); + } + } else { + NBPtr->SetMaxLatency (NBPtr, MaxRcvrEnDly); + } + TechPtr->ResetDCTWrPtr (TechPtr, 6); + } + + // Restore environment settings after training + MemTEndTraining (TechPtr); + IDS_HDT_CONSOLE (MEM_FLOW, "End SW RxEn training\n\n"); + return (BOOLEAN) (MCTPtr->ErrCode < AGESA_FATAL); +} + |