diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f10/Proc/Mem/NB/C32/mnotc32.c')
| -rwxr-xr-x | src/vendorcode/amd/agesa/f10/Proc/Mem/NB/C32/mnotc32.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f10/Proc/Mem/NB/C32/mnotc32.c b/src/vendorcode/amd/agesa/f10/Proc/Mem/NB/C32/mnotc32.c new file mode 100755 index 0000000000..22e6bab12e --- /dev/null +++ b/src/vendorcode/amd/agesa/f10/Proc/Mem/NB/C32/mnotc32.c @@ -0,0 +1,235 @@ +/** + * @file + * + * mnotc32.c + * + * Northbridge Non-SPD timings for C32 + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/NB/C32) + * @e \$Revision: 13435 $ @e \$Date: 2009-05-12 02:26:55 +0800 (Tue, 12 May 2009) $ + * + **/ +/***************************************************************************** +* +* 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 "Ids.h" +#include "mm.h" +#include "mn.h" +#include "mnc32.h" +#include "Filecode.h" +#define FILECODE PROC_MEM_NB_C32_MNOTC32_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +VOID +STATIC +MemNSetOtherTimingC32 ( + IN OUT MEM_NB_BLOCK *NBPtr + ); + +UINT32 +STATIC +MemNGetODTDelaysC32 ( + IN OUT MEM_NB_BLOCK *NBPtr + ); + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +extern BUILD_OPT_CFG UserOptions; + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function sets the non-SPD timings + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + * @return TRUE - No fatal error occurs. + * @return FALSE - Fatal error occurs. + */ + +BOOLEAN +MemNOtherTimingC32 ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + MemNSwitchDCTNb (NBPtr, 0); + if (NBPtr->DCTPtr->Timings.DctDimmValid > 0) { + MemNSetOtherTimingC32 (NBPtr); + MemNPowerDownCtlNb (NBPtr); + MemNEnDLLShutDownC32 (NBPtr); + } + + MemNSwitchDCTNb (NBPtr, 1); + if ((NBPtr->DCTPtr->Timings.DctDimmValid > 0) && (NBPtr->MCTPtr->GangedMode == FALSE)) { + MemNSetOtherTimingC32 (NBPtr); + MemNPowerDownCtlNb (NBPtr); + MemNEnDLLShutDownC32 (NBPtr); + } + return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL); +} + +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function sets the non-SPD timings in PCI registers + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ + +VOID +STATIC +MemNSetOtherTimingC32 ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + + MemNSetBitFieldNb (NBPtr, BFTrdrd, MemNGetTrdrdNb (NBPtr)); + MemNSetBitFieldNb (NBPtr, BFTwrwr, MemNGetTwrwrNb (NBPtr)); + MemNSetBitFieldNb (NBPtr, BFTwrrd, MemNGetTwrrdNb (NBPtr)); + MemNSetBitFieldNb (NBPtr, BFTrwtTO, MemNGetTrwtTONb (NBPtr)); + MemNSetBitFieldNb (NBPtr, BFTrwtWB, MemNGetTrwtWBNb (NBPtr)); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function gets the ODT delays + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ + +UINT32 +STATIC +MemNGetODTDelaysC32 ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + INT8 Ld; + UINT32 ODTDelays; + // + // On revision D processors, the BIOS must additionally configure the ODT pattern + // and the ODT switching delays. + // + // Program F2x[1, 0]9C_x83 DRAM Phy ODT Assertion Control Register based on Burst length. + // -Read the Burst Length from F2x[1, 0]84[BurstCtrl]. + // -Value of 2, BL = 4 else assume BL=8. + // -Initialize ODTDelays based on BL value + // -WrOdtOnDuration [14:12] = BL / 2 + 1 + // -WrOdtTrnOnDly [10:8] = 0 + // -RdOdtOnDuration [6:4] = BL / 2 + 1 + // + ODTDelays = (MemNGetBitFieldNb (NBPtr, BFBurstCtrl) == 2) ? 0x00003030 : 0x00005050; + + // RdOdtTrnOnDly [3:0] < (CL-CWL) or (CL-CWL - 1) + // See BKDG F2x[1, 0]9C_x83 DRAM Phy ODT Assertion Control Register [3:0] + Ld = ((INT8)MemNGetBitFieldNb (NBPtr, BFTcl) + 1) - ((INT8)MemNGetBitFieldNb (NBPtr, BFTcwl) + 5); + if (Ld < 0) { + Ld = 0; + } + if (Ld > 7) { + Ld = 7; + } + ODTDelays += Ld; + return ODTDelays; +} +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function enables power down mode + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + */ + +VOID +STATIC +MemNPowerDownCtlC32 ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + MEM_PARAMETER_STRUCT *RefPtr; + UINT8 PowerDownMode; + + RefPtr = NBPtr->RefPtr; + + // we can't enable powerdown mode when doing WL + if (RefPtr->EnablePowerDown) { + MemNSetBitFieldNb (NBPtr, BFPowerDownEn, 1); + PowerDownMode = (UINT8) UserOptions.CfgPowerDownMode; + IDS_OPTION_HOOK (IDS_POWERDOWN_MODE, &PowerDownMode, &(NBPtr->MemPtr->StdHeader)); + if (PowerDownMode) { + MemNSetBitFieldNb (NBPtr, BFPowerDownMode, 1); + } + } +} |