diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Mem/Feat/CSINTLV/mfcsi.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/Mem/Feat/CSINTLV/mfcsi.c | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Mem/Feat/CSINTLV/mfcsi.c b/src/vendorcode/amd/agesa/f12/Proc/Mem/Feat/CSINTLV/mfcsi.c deleted file mode 100644 index 4bc794c666..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/Mem/Feat/CSINTLV/mfcsi.c +++ /dev/null @@ -1,352 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * mfcsi.c - * - * Feature bank interleaving support (AKA Chip Select Interleaving ) - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: (Mem/Feat/Csintlv) - * @e \$Revision: 49979 $ @e \$Date: 2011-03-31 12:08:42 +0800 (Thu, 31 Mar 2011) $ - * - **/ -/***************************************************************************** - * - * 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. - * *************************************************************************** - * - */ - - -/* This file contains functions for Chip Select interleaving */ - - - -#include "AGESA.h" -#include "amdlib.h" -#include "mm.h" -#include "mn.h" -#include "mt.h" -#include "mfcsi.h" -#include "Ids.h" -#include "GeneralServices.h" -#include "Filecode.h" -CODE_GROUP (G2_PEI) -RDATA_GROUP (G2_PEI) - -#define FILECODE PROC_MEM_FEAT_CSINTLV_MFCSI_FILECODE -/*---------------------------------------------------------------------------- - * DEFINITIONS AND MACROS - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * TYPEDEFS AND STRUCTURES - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * PROTOTYPES OF LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -BOOLEAN -STATIC -MemFDctInterleaveBanks ( - IN OUT MEM_NB_BLOCK *NBPtr - ); - -VOID -STATIC -CsIntSwap ( - IN OUT UINT32 *BaseMaskRegPtr, - IN UINT8 EnChipSels, - IN UINT8 LoBit, - IN UINT8 HiBit - ); - -/* - *----------------------------------------------------------------------------- - * EXPORTED FUNCTIONS - * - *----------------------------------------------------------------------------- - */ -BOOLEAN -MemFUndoInterleaveBanks ( - IN OUT MEM_NB_BLOCK *NBPtr - ); - -/* -----------------------------------------------------------------------------*/ -/** - * - * - * This function Applies DIMM bank (chip-select) interleaving if enabled - * and if all criteria are met. Interleaves chip-selects on page boundaries. - * This function calls subfunctions that sets up CS interleaving on multiple Sockets - * - * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK - * - * @return TRUE - This feature is enabled. - * @return FALSE - This feature is not enabled. - */ - -BOOLEAN -MemFInterleaveBanks ( - IN OUT MEM_NB_BLOCK *NBPtr - ) -{ - UINT8 Dct; - BOOLEAN RetFlag; - - ASSERT (NBPtr != NULL); - - RetFlag = FALSE; - if (NBPtr->RefPtr->EnableBankIntlv) { - if (NBPtr->MCTPtr->NodeMemSize) { - for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { - NBPtr->SwitchDCT (NBPtr, Dct); - RetFlag |= MemFDctInterleaveBanks (NBPtr); - } - } - } - return RetFlag; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * - * This function checks if bank interleaving has been enabled or not. If yes, it will - * undo bank interleaving. Otherwise, it does nothing. - * - * - * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK - * - * @return TRUE - Bank interleaving has been enabled. - * @return FALSE - Bank interleaving has not been enabled. - */ - -BOOLEAN -MemFUndoInterleaveBanks ( - IN OUT MEM_NB_BLOCK *NBPtr - ) -{ - UINT8 Cs; - UINT8 Dct; - UINT32 CSMask; - BOOLEAN CSIntlvEnabled; - BOOLEAN RetFlag; - - ASSERT (NBPtr != NULL); - - RetFlag = FALSE; - - if (NBPtr->RefPtr->EnableBankIntlv) { - for (Dct = 0; Dct < NBPtr->DctCount; Dct++) { - NBPtr->SwitchDCT (NBPtr, Dct); - if (NBPtr->DCTPtr->Timings.DctMemSize) { - CSIntlvEnabled = FALSE; - for (Cs = 0; Cs < MAX_CS_PER_CHANNEL; Cs++) { - if ((NBPtr->GetBitField (NBPtr, BFCSBaseAddr0Reg + Cs) & 1) != 0) { - CSMask = NBPtr->GetBitField (NBPtr, BFCSMask0Reg + (Cs / 2)); - if (((CSMask >> 5) & 0x1FF) != 0x1FF) { - CSIntlvEnabled = TRUE; - break; - } - } - } - if (CSIntlvEnabled) { - MemFDctInterleaveBanks (NBPtr); - RetFlag = TRUE; - } - } - } - } - return RetFlag; -} - -/*---------------------------------------------------------------------------- - * LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -/* -----------------------------------------------------------------------------*/ -/** - * - * - * This function Applies DIMM bank (chip-select) interleaving if enabled - * and if all criteria are met. Interleaves chip-selects on page boundaries. - * This function is run once per Socket - * - * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK - * - * @return TRUE - Register bits have been swapped. - * @return FALSE - Register bits have not been swapped. - * - */ - -BOOLEAN -STATIC -MemFDctInterleaveBanks ( - IN OUT MEM_NB_BLOCK *NBPtr - ) -{ - UINT8 Cs; - UINT8 EnChipSels; - UINT8 BankEncd; - UINT8 BankEncd0; - UINT8 i; - UINT8 j; - UINT32 BankAddrReg; - UINT32 BaseRegS0; - UINT32 BaseRegS1; - UINT32 MaskReg; - UINT8 Offset; - UINT8 Dct; - - ASSERT (NBPtr != NULL); - - Dct = NBPtr->Dct; - - // Check if CS interleaving can be enabled - EnChipSels = 0; - BankEncd0 = 0xFF; - Offset = 0; - for (Cs = 0; Cs < MAX_CS_PER_CHANNEL; Cs++) { - if ((NBPtr->GetBitField (NBPtr, BFCSBaseAddr0Reg + Cs) & 1) != 0) { - BankAddrReg = NBPtr->GetBitField (NBPtr, BFDramBankAddrReg); - BankEncd = (UINT8) ((BankAddrReg >> ((Cs / 2) * 4)) & 0xF); - if (BankEncd0 == 0xFF) { - BankEncd0 = BankEncd; - } else if (BankEncd0 != BankEncd) { - break; - } - EnChipSels++; - } - } - - // Swap Dram Base/Mask Addr to enable CS interleaving - if ((Cs == MAX_CS_PER_CHANNEL) && ((EnChipSels == 2) || (EnChipSels == 4) || (EnChipSels == 8))) { - NBPtr->TechPtr->GetCSIntLvAddr (BankEncd0, &i, &j); - // Family specific CS interleaving low address adjustment - NBPtr->FamilySpecificHook[AdjustCSIntLvLowAddr] (NBPtr, &i); - - if (NBPtr->MCTPtr->Status[Sb128bitmode]) { - i++; - j++; - } - - for (Cs = 0; Cs < MAX_CS_PER_CHANNEL; Cs += 2) { - // - // LRDIMMS - Add an offset to the bit positions specified based on D18F2x[6C:60]_dct[1:0][RankDef] as follows: - // RankDef=0xb: 0 RankDef=10b: 1 RankDef=11b: 2 - // Using RankMult information: Lo/HiBit <<= (Mult >> 1) - // - if (NBPtr->MCTPtr->Status[SbLrdimms]) { - Offset = ((NBPtr->ChannelPtr->LrDimmRankMult[Cs >> 1]) >> 1); - } - BaseRegS0 = NBPtr->GetBitField (NBPtr, BFCSBaseAddr0Reg + Cs); - BaseRegS1 = NBPtr->GetBitField (NBPtr, BFCSBaseAddr0Reg + Cs + 1); - if (((BaseRegS0 | BaseRegS1) & 1) != 0) { - // Swap Mask register bits - MaskReg = NBPtr->GetBitField (NBPtr, BFCSMask0Reg + (Cs / 2)); - CsIntSwap (&MaskReg, EnChipSels, (i + Offset), (j + Offset)); - NBPtr->SetBitField (NBPtr, BFCSMask0Reg + (Cs / 2), MaskReg); - - // Swap Base register bits - CsIntSwap (&BaseRegS0, EnChipSels, (i + Offset), (j + Offset)); - NBPtr->SetBitField (NBPtr, BFCSBaseAddr0Reg + Cs, BaseRegS0); - CsIntSwap (&BaseRegS1, EnChipSels, (i + Offset), (j + Offset)); - NBPtr->SetBitField (NBPtr, BFCSBaseAddr0Reg + Cs + 1, BaseRegS1); - } - } - // - // Bank Interleaving is requested and has been enabled as well - // - NBPtr->MCTPtr->DctData[Dct].BkIntDis = FALSE; - return TRUE; - } else { - // - // Bank Interleaving is requested but cannot be enabled - // - PutEventLog (AGESA_WARNING, MEM_WARNING_BANK_INTERLEAVING_NOT_ENABLED, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, 0, &NBPtr->MemPtr->StdHeader); - SetMemError (AGESA_WARNING, NBPtr->MCTPtr); - NBPtr->MCTPtr->DctData[Dct].BkIntDis = TRUE; - } - return FALSE; -} - -/* -----------------------------------------------------------------------------*/ -/** - * - * This supporting function swaps Chip selects - * - * @param[in,out] *BaseMaskRegPtr - Pointer to the Mask Register - * @param[in] *EnChipSels - Chip Selects to Enable - * @param[in] *LoBit - Lowest Bit - * @param[in] *HiBit - Highest Bit - * - * - */ - -VOID -STATIC -CsIntSwap ( - IN OUT UINT32 *BaseMaskRegPtr, - IN UINT8 EnChipSels, - IN UINT8 LoBit, - IN UINT8 HiBit - ) -{ - UINT8 BitDelta; - UINT32 TempHi; - UINT32 TempLo; - UINT32 AddrLoMask; - UINT32 AddrHiMask; - - ASSERT (BaseMaskRegPtr != NULL); - ASSERT (HiBit > LoBit); - - BitDelta = HiBit - LoBit; - AddrLoMask = (((UINT32)EnChipSels) - 1) << LoBit; - AddrHiMask = AddrLoMask << BitDelta; - - TempHi = TempLo = *BaseMaskRegPtr; - TempLo &= AddrLoMask; - TempLo <<= BitDelta; // move lower bits to upper bit position - TempHi &= AddrHiMask; - TempHi >>= BitDelta; // move upper bits to lower bit position - - *BaseMaskRegPtr &= ~AddrLoMask; - *BaseMaskRegPtr &= ~AddrHiMask; - *BaseMaskRegPtr |= TempLo | TempHi; -} |