diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/Recovery/Mem/Tech/DDR3/mrt3.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/Recovery/Mem/Tech/DDR3/mrt3.c | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Recovery/Mem/Tech/DDR3/mrt3.c b/src/vendorcode/amd/agesa/f14/Proc/Recovery/Mem/Tech/DDR3/mrt3.c new file mode 100644 index 0000000000..4f59351115 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/Recovery/Mem/Tech/DDR3/mrt3.c @@ -0,0 +1,189 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mrt3.c + * + * Common Technology functions for DDR3 Recovery + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Proc/Recovery/Mem) + * @e \$Revision: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 Jul 2010) $ + * + **/ +/* + ***************************************************************************** + * + * 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 "mrport.h" +#include "mm.h" +#include "mn.h" +#include "mt.h" +#include "mrt3.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_RECOVERY_MEM_TECH_DDR3_MRT3_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +/* -----------------------------------------------------------------------------*/ +/** + * + * This function Constructs the technology block + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +MemRecConstructTechBlock3 ( + IN OUT MEM_TECH_BLOCK *TechPtr, + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + UINT8 Dct; + UINT8 Channel; + for (Dct = 0; Dct < NBPtr->MCTPtr->DctCount; Dct++) { + NBPtr->SwitchDCT (NBPtr, Dct); + for (Channel = 0; Channel < NBPtr->DCTPtr->ChannelCount; Channel++) { + NBPtr->SwitchChannel (NBPtr, Channel); + NBPtr->ChannelPtr->TechType = DDR3_TECHNOLOGY; + } + } + + TechPtr->NBPtr = NBPtr; + TechPtr->RefPtr = NBPtr->RefPtr; + + TechPtr->DramInit = MemRecTDramInitSw3; + TechPtr->SetDramMode = MemRecTSetDramMode3; + TechPtr->DimmPresence = MemRecTDIMMPresence3; +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sets the initial controller environment before training. + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +MemRecTBeginTraining ( + 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); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * This function sets the final controller environment after training. + * + * @param[in,out] *TechPtr - Pointer to the MEM_TECH_BLOCK + * + */ + +VOID +MemRecTEndTraining ( + 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); +} + + +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ |