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Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/mttoptsrc.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/mttoptsrc.c | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/mttoptsrc.c b/src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/mttoptsrc.c new file mode 100644 index 0000000000..504365703c --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/Mem/Tech/mttoptsrc.c @@ -0,0 +1,427 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mttoptsrc.c + * + * New Technology Software based DQS receiver enable training + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Tech) + * @e \$Revision: 38442 $ @e \$Date: 2010-09-24 06:39:57 +0800 (Fri, 24 Sep 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 "AdvancedApi.h" +#include "Ids.h" +#include "mm.h" +#include "mn.h" +#include "mu.h" +#include "mt.h" +#include "merrhdl.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_MEM_TECH_MTTOPTSRC_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +BOOLEAN +STATIC +MemTDqsTrainOptRcvrEnSw ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 Pass + ); + +BOOLEAN +MemTNewRevTrainingSupport ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + return TRUE; +} + +/*---------------------------------------------------------------------------- + * 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 +MemTTrainOptRcvrEnSwPass1 ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + return MemTDqsTrainOptRcvrEnSw (TechPtr, 1); +} + +/*---------------------------------------------------------------------------- + * 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 +MemTDqsTrainOptRcvrEnSw ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 Pass + ) +{ + _16BYTE_ALIGN UINT8 PatternBuffer[6 * 64]; + UINT8 TestBuffer[256]; + UINT8 *PatternBufPtr[6]; + 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; + + + 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; + TimesRetrain = DEFAULT_TRAINING_TIMES; + IDS_OPTION_HOOK (IDS_MEM_RETRAIN_TIMES, &TimesRetrain, &MemPtr->StdHeader); + + IDS_HDT_CONSOLE (MEM_STATUS, "\nStart Optimized SW RxEn training\n"); + // Set environment settings before training + MemTBeginTraining (TechPtr); + + PatternBufPtr[0] = PatternBufPtr[2] = PatternBuffer; + // These two patterns used for first Test Address + MemUFillTrainPattern (TestPattern0, PatternBufPtr[0], 64); + // Second Cacheline used for Dummy Read is the inverse of + // the first so that is is not mistaken for the real read + MemUFillTrainPattern (TestPattern1, PatternBufPtr[0] + 64, 64); + PatternBufPtr[1] = PatternBufPtr[3] = PatternBufPtr[0] + 128; + // These two patterns used for second Test Address + MemUFillTrainPattern (TestPattern1, PatternBufPtr[1], 64); + // Second Cacheline used for Dummy Read is the inverse of + // the first so that is is not mistaken for the real read + MemUFillTrainPattern (TestPattern0, PatternBufPtr[1] + 64, 64); + + // Fill pattern for flush after every sweep + PatternBufPtr[4] = PatternBufPtr[0] + 256; + MemUFillTrainPattern (TestPattern3, PatternBufPtr[4], 64); + + // Fill pattern for initial dummy read + PatternBufPtr[5] = PatternBufPtr[0] + 320; + MemUFillTrainPattern (TestPattern4, PatternBufPtr[5], 64); + + + // Begin receiver enable training + AGESA_TESTPOINT (TpProcMemReceiverEnableTraining, &(MemPtr->StdHeader)); + 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) { + 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); + + RcvrEnDlyLimit = 0x1FF; // @attention - limit depends on proc type + TechPtr->DqsRcvEnSaved = 0; + RcvrEnDly = RcvrEnDlyLimit; + RealAddr = 0; + + TechPtr->GetFirstPassVal = FALSE; + TechPtr->DqsRcvEnFirstPassVal = 0; + TechPtr->RevertPassVal = FALSE; + TechPtr->InitializeVariablesOpt (TechPtr); + + // 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); + // One cacheline of data to be tested and one of dummy data + MemUWriteCachelines (RealAddr, PatternBufPtr[i], 2); + // This is dummy data with a different pattern used for the first dummy read. + MemUWriteCachelines (RealAddr + 128, PatternBufPtr[5], 1); + IDS_HDT_CONSOLE (MEM_FLOW, " %04x0000 ", TestAddrRJ16[i]); + } + IDS_HDT_CONSOLE (MEM_FLOW, "\n"); + + // Sweep receiver enable delays + AGESA_TESTPOINT (TpProcMemRcvrStartSweep, &(MemPtr->StdHeader)); + TimesFail = 0; + ERROR_HANDLE_RETRAIN_BEGIN (TimesFail, TimesRetrain) + { + TechPtr->LoadInitialRcvrEnDlyOpt (TechPtr, Receiver); + while (!TechPtr->CheckRcvrEnDlyLimitOpt (TechPtr)) { + AGESA_TESTPOINT (TpProcMemRcvrSetDelay, &(MemPtr->StdHeader)); + TechPtr->SetRcvrEnDlyOpt (TechPtr, Receiver, 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); + // + // Issue dummy cacheline reads + // + MemUReadCachelines (TestBuffer + 128, RealAddr + 128, 1); + MemUReadCachelines (TestBuffer, RealAddr, 1); + MemUProcIOClFlush (TestAddrRJ16[i], 2, MemPtr); + // + // Perform actual read which will be compared + // + MemUReadCachelines (TestBuffer + 64, RealAddr + 64, 1); + AGESA_TESTPOINT (TpProcMemRcvrTestPattern, &(MemPtr->StdHeader)); + CurTest[i] = TechPtr->Compare1ClPatternOpt (TechPtr, TestBuffer + 64 , PatternBufPtr[i] + 64, i, Receiver, S1En); + // Due to speculative execution during MemUReadCachelines, we must + // flush one more cache line than we read. + MemUProcIOClFlush (TestAddrRJ16[i], 4, 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; + } + } + } // End of delay sweep + ERROR_HANDLE_RETRAIN_END (!TechPtr->SetSweepErrorOpt (TechPtr, Receiver, Dct, TRUE), TimesFail) + } + + if (!TechPtr->SetSweepErrorOpt (TechPtr, Receiver, Dct, FALSE)) { + return FALSE; + } + + TechPtr->LoadRcvrEnDlyOpt (TechPtr, Receiver); // set final delays + // + // Flush AA and 55 patterns by reading a dummy pattern to fill in FIFO + // + // Aquire a new FSBase, based on the last test address that we stored. + RealAddr = MemUSetUpperFSbase (TempAddrRJ16, MemPtr); + ASSERT (RealAddr != 0); + MemUWriteCachelines (RealAddr, PatternBufPtr[4], 1); + MemUWriteCachelines (RealAddr + 64, PatternBufPtr[4], 1); + MemUReadCachelines (TestBuffer, RealAddr, 2); + // Due to speculative execution during MemUReadCachelines, we must + // flush one more cache line than we read. + MemUProcIOClFlush (TempAddrRJ16, 3, MemPtr); + } + } // End while Receiver < 8 + + // Clear training bit when done + NBPtr->SetBitField (NBPtr, BFDqsRcvEnTrain, 0); + + // Set Max Latency for both channels + MaxRcvrEnDly = TechPtr->GetMaxValueOpt (TechPtr); + 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 Optimized SW RxEn training\n\n"); + return (BOOLEAN) (MCTPtr->ErrCode < AGESA_FATAL); +} + +/*----------------------------------------------------------------------------- + * + * This function saves passing DqsRcvEnDly values to the stack + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * @param[in] Receiver - Current Chip select value + * @param[in] RcvEnDly - receiver enable delay to be saved + * @param[in] cmpResultRank0 - compare result for Rank 0 + * @param[in] cmpResultRank0 - compare result for Rank 1 + * + * @retval TRUE - All bytelanes pass + * FALSE - Some bytelanes fail + * ---------------------------------------------------------------------------- + */ + +BOOLEAN +MemTSaveRcvrEnDlyByteFilterOpt ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 Receiver, + IN UINT16 RcvEnDly, + IN UINT16 CmpResultRank0, + IN UINT16 CmpResultRank1 + ) +{ + UINT8 i; + UINT8 Passed; + UINT8 Dimm; + CH_DEF_STRUCT *ChannelPtr; + + ASSERT (Receiver < MAX_CS_PER_CHANNEL); + ChannelPtr = TechPtr->NBPtr->ChannelPtr; + + Passed = (UINT8) ((CmpResultRank0 & CmpResultRank1) & 0xFF); + + Dimm = Receiver >> 1; + + if (TechPtr->GetFirstPassVal && (RcvEnDly - TechPtr->DqsRcvEnFirstPassVal) >= 0x30) { + for (i = 0; i < 8; i++) { + ChannelPtr->RcvEnDlys[Dimm * TechPtr->DlyTableWidth () + i] = TechPtr->DqsRcvEnFirstPassVal + NEW_RECEIVER_FINAL_OFFSETVALUE; + } + TechPtr->DqsRcvEnSaved = 0xFF; + } + + if (Passed == 0xFF) { + if (!TechPtr->GetFirstPassVal) { + TechPtr->DqsRcvEnFirstPassVal = RcvEnDly; + TechPtr->GetFirstPassVal = TRUE; + } + return TRUE; + } else { + TechPtr->DqsRcvEnFirstPassVal = 0; + + // We have got first passing value, but later, we meet with glitch + if (TechPtr->GetFirstPassVal) { + TechPtr->DqsRcvEnFirstPassVal = 0xFF; + TechPtr->GetFirstPassVal = FALSE; + } + return FALSE; + } +} |