diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/Mem/NB/mnreg.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/Mem/NB/mnreg.c | 551 |
1 files changed, 551 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/Mem/NB/mnreg.c b/src/vendorcode/amd/agesa/f15/Proc/Mem/NB/mnreg.c new file mode 100644 index 0000000000..cbf2dc78e1 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15/Proc/Mem/NB/mnreg.c @@ -0,0 +1,551 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mnreg.c + * + * Common Northbridge register access functions + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/NB/) + * @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 "AdvancedApi.h" +#include "amdlib.h" +#include "Ids.h" +#include "mm.h" +#include "mn.h" +#include "merrhdl.h" +#include "heapManager.h" +#include "Filecode.h" +#include "GeneralServices.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_MEM_NB_MNREG_FILECODE + + +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function sets the current DCT to work on. + * Should be called before accessing a certain DCT + * All data structures will be updated to point to the current DCT + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] Dct - ID of the target DCT + * + */ + +VOID +MemNSwitchDCTNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN UINT8 Dct + ) +{ + ASSERT (NBPtr->DctCount > Dct); + // + // Set the DctCfgSel to new DCT + // + NBPtr->FamilySpecificHook[DCTSelectSwitch] (NBPtr, &Dct); + NBPtr->Dct = Dct; + NBPtr->MCTPtr->Dct = NBPtr->Dct; + NBPtr->DCTPtr = &(NBPtr->MCTPtr->DctData[NBPtr->Dct]); + NBPtr->PsPtr = &(NBPtr->PSBlock[NBPtr->Dct]); + NBPtr->DctCachePtr = &(NBPtr->DctCache[NBPtr->Dct]); + + MemNSwitchChannelNb (NBPtr, NBPtr->Channel); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function is used by families that use a separate DctCfgSel bit to + * select the current DCT which will be accessed by function 2. + * NOTE: This function must be called BEFORE the NBPtr->Dct variable is + * updated. + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] *Dct - Pointer to ID of the target DCT + * + */ + +BOOLEAN +MemNDctCfgSelectUnb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN VOID *Dct + ) +{ + // + // Sanity check the current DctCfgSel setting + // + ASSERT (NBPtr->Dct == NBPtr->GetBitField (NBPtr, BFDctCfgSel)); + // + // Set the DctCfgSel to new DCT + // + NBPtr->SetBitField (NBPtr, BFDctCfgSel, *(UINT8*)Dct); + + return TRUE; +} + + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function sets the current channel to work on. + * Should be called before accessing a certain channel + * All data structures will be updated to point to the current channel + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] Channel - ID of the target channel + * + */ + +VOID +MemNSwitchChannelNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN UINT8 Channel + ) +{ + NBPtr->Channel = Channel ? 1 : 0; + NBPtr->ChannelPtr = &(NBPtr->DCTPtr->ChData[NBPtr->Channel]); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function gets a bit field from PCI register + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] FieldName - Field name + * + * @return Bit field value + */ + +UINT32 +MemNGetBitFieldNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BIT_FIELD_NAME FieldName + ) +{ + UINT32 Value; + + ASSERT (FieldName < BFEndOfList); + Value = NBPtr->MemNCmnGetSetFieldNb (NBPtr, 0, FieldName, 0); + return Value; +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function sets a bit field from PCI register + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] FieldName - Field name + * @param[in] Field - Value to be stored in PCT register + * + */ + +VOID +MemNSetBitFieldNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BIT_FIELD_NAME FieldName, + IN UINT32 Field + ) +{ + ASSERT (FieldName < BFEndOfList); + NBPtr->MemNCmnGetSetFieldNb (NBPtr, 1, FieldName, Field); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * Check if bitfields of all enabled DCTs on a die have the expected value. Ignore + * DCTs that are disabled. + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] FieldName - Bit Field name + * @param[in] Field - Value to be checked + * + * @return TRUE - All enabled DCTs have the expected value on the bitfield. + * @return FALSE - Not all enabled DCTs have the expected value on the bitfield. + * + * ---------------------------------------------------------------------------- + */ +BOOLEAN +MemNBrdcstCheckNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BIT_FIELD_NAME FieldName, + IN UINT32 Field + ) +{ + UINT8 Dct; + UINT8 CurrentDCT; + Dct = NBPtr->Dct; + for (CurrentDCT = 0; CurrentDCT < NBPtr->DctCount; CurrentDCT++) { + MemNSwitchDCTNb (NBPtr, CurrentDCT); + if ((NBPtr->DCTPtr->Timings.DctMemSize != 0) && !((CurrentDCT == 1) && NBPtr->Ganged)) { + if (MemNGetBitFieldNb (NBPtr, FieldName) != Field) { + MemNSwitchDCTNb (NBPtr, Dct); + return FALSE; + } + } + } + MemNSwitchDCTNb (NBPtr, Dct); + return TRUE; +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * Set bitfields of all enabled DCTs on a die to a value. Ignore + * DCTs that are disabled. + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] FieldName - Bit Field name + * @param[in] Field - Value to be set + * + * ---------------------------------------------------------------------------- + */ +VOID +MemNBrdcstSetNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BIT_FIELD_NAME FieldName, + IN UINT32 Field + ) +{ + UINT8 Dct; + UINT8 CurrentDCT; + Dct = NBPtr->Dct; + for (CurrentDCT = 0; CurrentDCT < NBPtr->DctCount; CurrentDCT++) { + MemNSwitchDCTNb (NBPtr, CurrentDCT); + if ((NBPtr->DCTPtr->Timings.DctMemSize != 0) && !((CurrentDCT == 1) && NBPtr->Ganged)) { + MemNSetBitFieldNb (NBPtr, FieldName, Field); + } + } + MemNSwitchDCTNb (NBPtr, Dct); +} + +/*-----------------------------------------------------------------------------*/ +/** + * This function calculates the memory channel index relative to the + * socket, taking the Die number, the Dct, and the channel. + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] Dct + * @param[in] Channel + * + */ +UINT8 +MemNGetSocketRelativeChannelNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN UINT8 Dct, + IN UINT8 Channel + ) +{ + return ((NBPtr->MCTPtr->DieId * NBPtr->DctCount) + Dct); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * Poll a bitfield. If the bitfield does not get set to the target value within + * specified microseconds, it times out. + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] FieldName - Bit Field name + * @param[in] Field - Value to be set + * @param[in] MicroSecond - Number of microsecond to wait + * @param[in] IfBroadCast - Need to broadcast to both DCT or not + * + * ---------------------------------------------------------------------------- + */ +VOID +MemNPollBitFieldNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN BIT_FIELD_NAME FieldName, + IN UINT32 Field, + IN UINT32 MicroSecond, + IN BOOLEAN IfBroadCast + ) +{ + BOOLEAN ErrorRecovery; + BOOLEAN IgnoreErr; + UINT8 ExcludeDCT; + UINT16 ExcludeChipSelMask; + UINT32 EventInfo; + UINT64 InitTSC; + UINT64 CurrentTSC; + UINT64 TimeOut; + AGESA_STATUS EventClass; + MEM_DATA_STRUCT *MemPtr; + DIE_STRUCT *MCTPtr; + BOOLEAN TimeoutEn; + + MemPtr = NBPtr->MemPtr; + MCTPtr = NBPtr->MCTPtr; + ExcludeDCT = EXCLUDE_ALL_DCT; + ExcludeChipSelMask = EXCLUDE_ALL_CHIPSEL; + TimeoutEn = TRUE; + IDS_TIMEOUT_CTL (&TimeoutEn); + + CurrentTSC = 0; + LibAmdMsrRead (TSC, &InitTSC, &MemPtr->StdHeader); + TimeOut = InitTSC + ((UINT64) MicroSecond * MemPtr->TscRate); + + while ((CurrentTSC < TimeOut) || !TimeoutEn) { + if (IfBroadCast) { + if (NBPtr->BrdcstCheck (NBPtr, FieldName, Field)) { + break; + } + } else { + if (MemNGetBitFieldNb (NBPtr, FieldName) == Field) { + break; + } + } + LibAmdMsrRead (TSC, &CurrentTSC, &MemPtr->StdHeader); + } + + if ((CurrentTSC >= TimeOut) && TimeoutEn) { + ErrorRecovery = TRUE; + IgnoreErr = FALSE; + IDS_OPTION_HOOK (IDS_MEM_ERROR_RECOVERY, &ErrorRecovery, &MemPtr->StdHeader); + IDS_OPTION_HOOK (IDS_MEM_IGNORE_ERROR, &IgnoreErr, &MemPtr->StdHeader); + + // Default event class + // If different event class is needed in one entry, override it. + EventClass = AGESA_ERROR; + switch (FieldName) { + case BFDramEnabled: + EventInfo = MEM_ERROR_DRAM_ENABLED_TIME_OUT; + IDS_HDT_CONSOLE (MEM_FLOW, "\tDramEnabled bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFDctAccessDone: + EventInfo = MEM_ERROR_DCT_ACCESS_DONE_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tDctAccessDone bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFSendCtrlWord: + EventInfo = MEM_ERROR_SEND_CTRL_WORD_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tSendCtrlWord bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFPrefDramTrainMode: + EventInfo = MEM_ERROR_PREF_DRAM_TRAIN_MODE_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tPrefDramTrainMode bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFEnterSelfRef: + EventInfo = MEM_ERROR_ENTER_SELF_REF_TIME_OUT; + IDS_HDT_CONSOLE (MEM_FLOW, "\tEnterSelfRef bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFFreqChgInProg: + EventInfo = MEM_ERROR_FREQ_CHG_IN_PROG_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tFreqChgInProg bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFExitSelfRef: + EventInfo = MEM_ERROR_EXIT_SELF_REF_TIME_OUT; + IDS_HDT_CONSOLE (MEM_FLOW, "\tExitSelfRef bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFSendMrsCmd: + EventInfo = MEM_ERROR_SEND_MRS_CMD_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tSendMrsCmd bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFSendZQCmd: + EventInfo = MEM_ERROR_SEND_ZQ_CMD_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tSendZQCmd bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFDctExtraAccessDone: + EventInfo = MEM_ERROR_DCT_EXTRA_ACCESS_DONE_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tDctExtraAccessDone bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFMemClrBusy: + EventInfo = MEM_ERROR_MEM_CLR_BUSY_TIME_OUT; + IDS_HDT_CONSOLE (MEM_FLOW, "\tMemClrBusy bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFMemCleared: + EventInfo = MEM_ERROR_MEM_CLEARED_TIME_OUT; + IDS_HDT_CONSOLE (MEM_FLOW, "\tMemCleared bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + case BFFlushWr: + EventInfo = MEM_ERROR_FLUSH_WR_TIME_OUT; + ExcludeDCT = NBPtr->Dct; + IDS_HDT_CONSOLE (MEM_FLOW, "\tFlushWr bitfield times out.\n"); + ASSERT (ErrorRecovery || IgnoreErr); + break; + default: + EventClass = 0; + EventInfo = 0; + IDS_ERROR_TRAP; + } + + PutEventLog (EventClass, EventInfo, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, 0, &MemPtr->StdHeader); + SetMemError (EventClass, MCTPtr); + if (!MemPtr->ErrorHandling (MCTPtr, ExcludeDCT, ExcludeChipSelMask, &MemPtr->StdHeader)) { + ASSERT (FALSE); + } + } +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function changes memory Pstate context + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] MemPstate - Target Memory Pstate + * + * @return TRUE + * ---------------------------------------------------------------------------- + */ +VOID +MemNChangeMemPStateContextNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN MEM_PSTATE MemPstate + ) +{ + UINT8 PSMasterChannel; + UINT8 Dct; + + ASSERT ((MemPstate == 0) || (MemPstate == 1)); + ASSERT (NBPtr->MemPstate == ((MemNGetBitFieldNb (NBPtr, BFMemPsSel) == 0) ? MEMORY_PSTATE0 : MEMORY_PSTATE1)); + + IDS_HDT_CONSOLE (MEM_FLOW, "\nGo to Memory Pstate Conext %d\n", MemPstate); + Dct = NBPtr->Dct; + MemNSwitchDCTNb (NBPtr, 0); + // Figure out what is the master channel + PSMasterChannel = (UINT8) (MemNGetBitFieldNb (NBPtr, BFPhyPSMasterChannel) >> 8); + + // Switch to the master channel to change PStateToAccess + // PStateToAccess is only effective on the master channel + MemNSwitchDCTNb (NBPtr, PSMasterChannel); + MemNSetBitFieldNb (NBPtr, BFMemPsSel, MemPstate); + MemNSetBitFieldNb (NBPtr, BFPStateToAccess, MemPstate << 8); + + NBPtr->MemPstate = (MemPstate == 0) ? MEMORY_PSTATE0 : MEMORY_PSTATE1; + MemNSwitchDCTNb (NBPtr, Dct); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function allocates buffer for NB register table + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] Handle - Handle for heap allocation for NBRegTable + * + * @return TRUE - Successfully allocates buffer the first time + * @return FALSE - Buffer already allocated or fails to allocate + */ + +BOOLEAN +MemNAllocateNBRegTableNb ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN NB_REG_TAB_HANDLE Handle + ) +{ + ALLOCATE_HEAP_PARAMS AllocHeapParams; + LOCATE_HEAP_PTR LocHeap; + + // If NBRegTable for this family exists, use it + LocHeap.BufferHandle = GENERATE_MEM_HANDLE (ALLOC_NB_REG_TABLE, Handle, 0, 0); + if (HeapLocateBuffer (&LocHeap, &(NBPtr->MemPtr->StdHeader)) == AGESA_SUCCESS) { + NBPtr->NBRegTable = (TSEFO *) LocHeap.BufferPtr; + return FALSE; + } + + // Allocate new buffer for NBRegTable if it has not been allocated + AllocHeapParams.RequestedBufferSize = sizeof (TSEFO) * BFEndOfList; + AllocHeapParams.BufferHandle = GENERATE_MEM_HANDLE (ALLOC_NB_REG_TABLE, Handle, 0, 0); + AllocHeapParams.Persist = HEAP_SYSTEM_MEM; + if (AGESA_SUCCESS != HeapAllocateBuffer (&AllocHeapParams, &(NBPtr->MemPtr->StdHeader))) { + ASSERT(FALSE); // NB and Tech Block Heap allocate error + return FALSE; + } + NBPtr->NBRegTable = (TSEFO *)AllocHeapParams.BufferPtr; + return TRUE; +} |