diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mtrci3.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mtrci3.c | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mtrci3.c b/src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mtrci3.c new file mode 100644 index 0000000000..79fef4d84c --- /dev/null +++ b/src/vendorcode/amd/agesa/f15/Proc/Mem/Tech/DDR3/mtrci3.c @@ -0,0 +1,319 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mtrci3.c + * + * Technology Control word initialization 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 "mtrci3.h" +#include "merrhdl.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_MEM_TECH_DDR3_MTRCI3_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +extern BUILD_OPT_CFG UserOptions; + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sends control words + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +MemTDramControlRegInit3 ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + UINT8 ChipSel; + UINT8 i; + UINT8 RawCard; + UINT8 Data; + UINT16 CsPresent; + + MEM_DATA_STRUCT *MemPtr; + MEM_NB_BLOCK *NBPtr; + + NBPtr = TechPtr->NBPtr; + MemPtr = NBPtr->MemPtr; + CsPresent = NBPtr->DCTPtr->Timings.CsPresent; + + MemUWait10ns (800, MemPtr); // wait 8us TACT must be changed to optimize to 8 MEM CLKs + + // Set EnDramInit to start DRAM initialization + + MemUWait10ns (600, MemPtr); // wait 6us for PLL LOCK + + for (ChipSel = 0; ChipSel < MAX_CS_PER_CHANNEL; ChipSel += 2) { + // + // If chip select present + // + if ((CsPresent & ((UINT16)3 << ChipSel)) != 0) { + NBPtr->SetBitField (NBPtr, BFMrsChipSel, ChipSel); + + // 2. Program F2x[1, 0]A8[CtrlWordCS]=bit mask for target chip selects. + NBPtr->SetBitField (NBPtr, BFCtrlWordCS, 3 << (ChipSel & 0xFE)); + + RawCard = NBPtr->ChannelPtr->RefRawCard[ChipSel >> 1]; + + for (i = 0; i <= 15; i++) { + // wait 8us for TMRD, must be changed to optimize to 8 MEM CLKs + MemUWait10ns (800, MemPtr); + if ((i != 6) && (i != 7)) { + Data = MemTGetCtlWord3 (TechPtr, i, RawCard, ChipSel); + MemTSendCtlWord3 (TechPtr, i, Data); + } + } + } + } + MemUWait10ns (600, MemPtr); // wait 6us for TSTAB +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function calculates the ControlRC value + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * @param[in] CtrlWordNum - control Word number. + * @param[in] RawCard - Raw Card + * @param[in] ChipSel - Target Chip Select + * @return Control Word value + */ + +UINT8 +MemTGetCtlWord3 ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 CtrlWordNum, + IN UINT8 RawCard, + IN UINT8 ChipSel + ) +{ + UINT8 Data; + UINT8 PowerDownMode; + DCT_STRUCT *DCTPtr; + CH_DEF_STRUCT *ChannelPtr; + + DCTPtr = TechPtr->NBPtr->DCTPtr; + ChannelPtr = TechPtr->NBPtr->ChannelPtr; + + Data = 0; //Default value for all control words is 0 + switch (CtrlWordNum) { + case 0: + Data = 0x02; // DA4=1 + break; + case 1: + if (DCTPtr->Timings.DimmSRPresent & ((UINT16) 1 << (ChipSel >> 1))) { + Data = 0x0C; // if single rank, set DBA1 and DBA0 + } + break; + case 2: + Data = ChannelPtr->CtrlWrd02[ChipSel >> 1]; + break; + case 3: + Data = ChannelPtr->CtrlWrd03[ChipSel >> 1]; + break; + case 4: + Data = ChannelPtr->CtrlWrd04[ChipSel >> 1]; + break; + case 5: + Data = ChannelPtr->CtrlWrd05[ChipSel >> 1]; + break; + case 8: + Data = ChannelPtr->CtrlWrd08[ChipSel >> 1]; + break; + case 9: + // RC9 = 0xD except when partial powerdown mode is enabled and mix SR/DR or SR/QR configurations, + // RC9 should be 0x9 for SR and and 0xD for DR or QR RDIMMs. + PowerDownMode = (UINT8) UserOptions.CfgPowerDownMode; + PowerDownMode = (!TechPtr->NBPtr->IsSupported[ChannelPDMode]) ? PowerDownMode : 0; + IDS_OPTION_HOOK (IDS_POWERDOWN_MODE, &PowerDownMode, &(TechPtr->NBPtr->MemPtr->StdHeader)); + if ((PowerDownMode == 1) && + (DCTPtr->Timings.DimmSRPresent & ((UINT16) 1 << (ChipSel >> 1))) && + ((DCTPtr->Timings.DimmDrPresent != 0) || (DCTPtr->Timings.DimmQrPresent != 0))) { + Data = 0x09; + } else { + Data = 0x0D; + } + break; + case 11: + Data = CONVERT_VDDIO_TO_ENCODED (TechPtr->RefPtr->DDR3Voltage); + break; + default:; + } + + return (Data & 0x0F); +} +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sends control word command + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * @param[in] CmdNum - control number. + * @param[in] Value - value to send + * + */ + +VOID +MemTSendCtlWord3 ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 CmdNum, + IN UINT8 Value + ) +{ + MEM_NB_BLOCK *NBPtr; + + NBPtr = TechPtr->NBPtr; + + // 1. Program MrsBank and MrsAddress. + // n = [BA2, A2, A1, A0]. + // data = [BA1, BA0, A4, A3]. + // Set all other bits in MrsAddress to zero. + // + NBPtr->SetBitField (NBPtr, BFMrsBank, ((CmdNum & 8) >> 1) | (Value >> 2)); + NBPtr->SetBitField (NBPtr, BFMrsAddress, ((Value & 3) << 3) | (CmdNum & 7)); + IDS_HDT_CONSOLE (MEM_FLOW, "\t\t\tCS%d RC%02d %04x\n", (MemNGetBitFieldNb (NBPtr, BFMrsChipSel) & 7), CmdNum, Value); + + // 2.Set SendCtrlWord=1 + NBPtr->SetBitField (NBPtr, BFSendCtrlWord, 1); + // 3.Wait for BFSendCtrlWord=0 + NBPtr->PollBitField (NBPtr, BFSendCtrlWord, 0, PCI_ACCESS_TIMEOUT, FALSE); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sends specific control words commands before frequency change for certain DRAM buffers. + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +FreqChgCtrlWrd3 ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + UINT8 ChipSel; + UINT16 Speed; + UINT16 CsPresent; + + MEM_DATA_STRUCT *MemPtr; + MEM_NB_BLOCK *NBPtr; + + NBPtr = TechPtr->NBPtr; + MemPtr = NBPtr->MemPtr; + Speed = NBPtr->DCTPtr->Timings.Speed; + CsPresent = NBPtr->DCTPtr->Timings.CsPresent; + + + for (ChipSel = 0; ChipSel < MAX_CS_PER_CHANNEL; ChipSel += 2) { + // + // If chip select present. + // + if ((CsPresent & ((UINT16)3 << ChipSel)) != 0) { + + NBPtr->SetBitField (NBPtr, BFMrsChipSel, ChipSel); + // program F2x[1, 0]A8[CtrlWordCS]=bit mask for target chip selects. + NBPtr->SetBitField (NBPtr, BFCtrlWordCS, 3 << (ChipSel & 0xFE)); + + //wait 8us for TMRD, must be changed to optimize to 8 MEM CLKs + MemUWait10ns (800, MemPtr); + if (Speed == DDR800_FREQUENCY) { + MemTSendCtlWord3 (TechPtr, 0x0A, 0); + } else if (Speed == DDR1066_FREQUENCY) { + MemTSendCtlWord3 (TechPtr, 0x0A, 1); + } else if (Speed == DDR1333_FREQUENCY) { + MemTSendCtlWord3 (TechPtr, 0x0A, 2); + } else if (Speed == DDR1600_FREQUENCY) { + MemTSendCtlWord3 (TechPtr, 0x0A, 3); + } else if (Speed == DDR1866_FREQUENCY) { + MemTSendCtlWord3 (TechPtr, 0x0A, 4); + } else { + ASSERT (FALSE); + } + } + } +} + |