diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f10/Proc/Mem/Tech/mt.c')
| -rwxr-xr-x | src/vendorcode/amd/agesa/f10/Proc/Mem/Tech/mt.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f10/Proc/Mem/Tech/mt.c b/src/vendorcode/amd/agesa/f10/Proc/Mem/Tech/mt.c new file mode 100755 index 0000000000..632c1cb160 --- /dev/null +++ b/src/vendorcode/amd/agesa/f10/Proc/Mem/Tech/mt.c @@ -0,0 +1,214 @@ +/** + * @file + * + * mt.c + * + * Common Technology file + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Tech) + * @e \$Revision: 6789 $ @e \$Date: 2008-07-17 15:56:25 -0500 (Thu, 17 Jul 2008) $ + * + **/ +/***************************************************************************** +* +* 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 "amdlib.h" +#include "mport.h" +#include "mm.h" +#include "mn.h" +#include "mu.h" +#include "mt.h" +#include "Filecode.h" +#define FILECODE PROC_MEM_TECH_MT_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function is the default return for non-training technology features + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + */ +BOOLEAN +MemTFeatDef ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + return TRUE; +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sets the TestFail bit for all CS that fail training. + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + */ +VOID +MemTMarkTrainFail ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + MEM_NB_BLOCK *NBPtr; + UINT8 Dct; + UINT8 ChipSel; + + NBPtr = TechPtr->NBPtr; + for (Dct = 0; Dct < NBPtr->DctCount; Dct ++) { + NBPtr->SwitchDCT (NBPtr, Dct); + NBPtr->DCTPtr->Timings.CsEnabled &= ~NBPtr->DCTPtr->Timings.CsTrainFail; + for (ChipSel = 0; ChipSel < MAX_CS_PER_CHANNEL; ChipSel ++) { + if ((NBPtr->DCTPtr->Timings.CsTrainFail & ((UINT16)1 << ChipSel)) != 0) { + NBPtr->SetBitField (NBPtr, (BFCSBaseAddr0Reg + ChipSel), (UINT32)1 << BFTestFail); + } + } + } +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sets the initial controller environment before training. + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +MemTBeginTraining ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + S_UINT64 SMsr; + MEM_DATA_STRUCT *MemPtr; + MEM_NB_BLOCK *NBPtr; + + NBPtr = TechPtr->NBPtr; + MemPtr = NBPtr->MemPtr; + + LibAmdReadCpuReg (CR4_REG, &TechPtr->CR4reg); + LibAmdWriteCpuReg (CR4_REG, TechPtr->CR4reg | ((UINT32)1 << 9)); // enable SSE2 + + LibAmdMsrRead (HWCR, (UINT64 *) (&SMsr), &MemPtr->StdHeader); // HWCR + TechPtr->HwcrLo = SMsr.lo; + SMsr.lo |= 0x00020000; // turn on HWCR.wrap32dis + SMsr.lo &= 0xFFFF7FFF; // turn off HWCR.SSEDIS + LibAmdMsrWrite (HWCR, (UINT64 *) (&SMsr), &MemPtr->StdHeader); + + TechPtr->DramEcc = (UINT8) NBPtr->GetBitField (NBPtr, BFDramEccEn); + NBPtr->SetBitField (NBPtr, BFDramEccEn, 0); // Disable ECC +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sets the final controller environment after training. + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +MemTEndTraining ( + IN OUT MEM_TECH_BLOCK *TechPtr + ) +{ + S_UINT64 SMsr; + MEM_DATA_STRUCT *MemPtr; + MEM_NB_BLOCK *NBPtr; + + NBPtr = TechPtr->NBPtr; + MemPtr = NBPtr->MemPtr; + + LibAmdWriteCpuReg (CR4_REG, TechPtr->CR4reg); + + LibAmdMsrRead (HWCR, (UINT64 *)&SMsr, &MemPtr->StdHeader); + SMsr.lo = TechPtr->HwcrLo; + LibAmdMsrWrite (HWCR, (UINT64 *)&SMsr, &MemPtr->StdHeader); + + NBPtr->SetBitField (NBPtr, BFDramEccEn, TechPtr->DramEcc); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sets all the bytelanes/nibbles to the same delay value + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * @param[in] Dly - Delay value to set + * + */ + +VOID +MemTSetDQSDelayAllCSR ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN UINT8 Dly + ) +{ + UINT8 i; + + for (i = 0; i < TechPtr->MaxByteLanes (); i++) { + TechPtr->SetDQSDelayCSR (TechPtr, i, Dly); + } +} |