diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Mem/NB/LN/mnmctln.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/Mem/NB/LN/mnmctln.c | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Mem/NB/LN/mnmctln.c b/src/vendorcode/amd/agesa/f12/Proc/Mem/NB/LN/mnmctln.c new file mode 100755 index 0000000000..e084920ea2 --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/Mem/NB/LN/mnmctln.c @@ -0,0 +1,287 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mnmctln.c + * + * Northbridge LN MCT supporting functions + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/NB/LN) + * @e \$Revision: 46486 $ @e \$Date: 2011-02-04 00:58:37 +0800 (Fri, 04 Feb 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. +* *************************************************************************** +* +*/ + +/* + *---------------------------------------------------------------------------- + * MODULES USED + * + *---------------------------------------------------------------------------- + */ + + + +#include "AGESA.h" +#include "amdlib.h" +#include "Ids.h" +#include "mm.h" +#include "mn.h" +#include "OptionMemory.h" // need def for MEM_FEAT_BLOCK_NB +#include "cpuFeatures.h" +#include "mnln.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_MEM_NB_LN_MNMCTLN_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +/* -----------------------------------------------------------------------------*/ +/** + * + * This function create the HT memory map + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + * @return TRUE - No fatal error occurs. + * @return FALSE - Fatal error occurs. + */ + +BOOLEAN +MemNHtMemMapInitLN ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + UINT8 WeReMask; + UINT32 BottomIo; + UINT32 HoleOffset; + UINT32 DctSelBaseAddr; + UINT32 NodeSysBase; + UINT32 NodeSysLimit; + MEM_PARAMETER_STRUCT *RefPtr; + DIE_STRUCT *MCTPtr; + + RefPtr = NBPtr->RefPtr; + MCTPtr = NBPtr->MCTPtr; + // + // Physical addresses in this function are right adjusted by 16 bits ([47:16]) + // They are BottomIO, HoleOffset, DctSelBaseAddr, NodeSysBase, NodeSysLimit. + // + + // Enforce bottom of IO be be 128MB aligned + BottomIo = (RefPtr->BottomIo & 0xF8) << 8; + + if (MCTPtr->NodeMemSize != 0) { + NodeSysBase = 0; + NodeSysLimit = MCTPtr->NodeMemSize - 1; + DctSelBaseAddr = MCTPtr->DctData[0].Timings.DctMemSize; + + if (NodeSysLimit >= BottomIo) { + // HW Dram Remap + MCTPtr->Status[SbHWHole] = TRUE; + RefPtr->GStatus[GsbHWHole] = TRUE; + MCTPtr->NodeHoleBase = BottomIo; + RefPtr->HoleBase = BottomIo; + + HoleOffset = _4GB_RJ16 - BottomIo; + + NodeSysLimit += HoleOffset; + + if ((DctSelBaseAddr > 0) && (DctSelBaseAddr < BottomIo)) { + HoleOffset += DctSelBaseAddr; + } else { + if (DctSelBaseAddr > BottomIo) { + DctSelBaseAddr += HoleOffset; + } + HoleOffset += NodeSysBase; + } + + MemNSetBitFieldNb (NBPtr, BFDramHoleBase, BottomIo >> 8); + MemNSetBitFieldNb (NBPtr, BFDramHoleOffset, HoleOffset >> 7); + MemNSetBitFieldNb (NBPtr, BFDramHoleValid, 1); + + } else { + // No Remapping. Normal Contiguous mapping + } + MCTPtr->NodeSysBase = NodeSysBase; + MCTPtr->NodeSysLimit = NodeSysLimit; + RefPtr->SysLimit = MCTPtr->NodeSysLimit; + + WeReMask = 3; + // Set the Dram base and set the WE and RE flags in the base. + MemNSetBitFieldNb (NBPtr, BFDramBaseReg0, (NodeSysBase << 8) | WeReMask); + // Set the Dram limit and set DstNode. + MemNSetBitFieldNb (NBPtr, BFDramLimitReg0, ((NodeSysLimit << 8) & 0xFFFF0000)); + + if ((MCTPtr->DctData[1].Timings.DctMemSize != 0) && (!NBPtr->Ganged)) { + MemNSetBitFieldNb (NBPtr, BFDctSelBaseAddr, DctSelBaseAddr >> 11); + MemNSetBitFieldNb (NBPtr, BFDctSelHiRngEn, 1); + MemNSetBitFieldNb (NBPtr, BFDctSelHi, 1); + MemNSetBitFieldNb (NBPtr, BFDctSelBaseOffset, DctSelBaseAddr >> 10); + } + } + return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * Report the Uma size that is going to be allocated. + * Total system memory UMASize + * >= 2G 512M + * >=1G 256M + * <1G 64M + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + * @return Uma size [31:0] = Addr [47:16] + */ +UINT32 +MemNGetUmaSizeLN ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + UINT32 SysMemSize; + UINT32 SizeOfUma; + + SysMemSize = NBPtr->RefPtr->SysLimit + 1; + SysMemSize = (SysMemSize + 0x100) & 0xFFFFF000; // Ignore 16MB allocated for C6 when finding UMA size + if (SysMemSize >= 0x8000) { + SizeOfUma = 512 << (20 - 16); + } else if (SysMemSize >= 0x4000) { + SizeOfUma = 256 << (20 - 16); + } else { + SizeOfUma = 64 << (20 - 16); + } + + return SizeOfUma; +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * + * This function programs memory prefetch and priority control + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * + * @return TRUE - No fatal error occurs. + * @return FALSE - Fatal error occurs. + */ + +BOOLEAN +MemNFinalizeMctLN ( + IN OUT MEM_NB_BLOCK *NBPtr + ) +{ + UINT32 MctCfgLoReg; + UINT32 MctCfgHiReg; + UINT8 Dct; + + // To support ODTS, with assumption that Tref is set to 7.8us always in AGESA + MemNSwitchDCTNb (NBPtr, 0); + MemNSetBitFieldNb (NBPtr, BFDoubleTrefRateEn, 1); + + // Program memory read/write priority + MctCfgLoReg = MemNGetBitFieldNb (NBPtr, BFMctCfgLoReg); + MemNSetBitFieldNb (NBPtr, BFMctCfgLoReg, (MctCfgLoReg & 0xFFFFF000) | 0x04A4); + + // Program memory prefetching + MctCfgHiReg = MemNGetBitFieldNb (NBPtr, BFMctCfgHiReg); + MemNSetBitFieldNb (NBPtr, BFMctCfgHiReg, (MctCfgHiReg & 0x9E33AF83) | 0x00404070); + + // DRAM self-refresh + MemNSetBitFieldNb (NBPtr, BFDramSrEn, 1); + MemNSetBitFieldNb (NBPtr, BFDramSrHys, 5); + if (NBPtr->IsSupported[DramSrHys]) { + MemNSetBitFieldNb (NBPtr, BFDramSrHysEn, 1); + } + + MemNSetBitFieldNb (NBPtr, BFMemTriStateEn, 1); + MemNSetBitFieldNb (NBPtr, BFAcpiPwrStsCtrlHi, MemNGetBitFieldNb (NBPtr, BFAcpiPwrStsCtrlHi) | 0x00060006); + + for (Dct = 0; Dct < MAX_DCTS_PER_NODE_LN; Dct++) { + MemNSwitchDCTNb (NBPtr, Dct); + if (NBPtr->DCTPtr->Timings.DctMemSize != 0) { + // PchgPdTxCClkGateDis is 0 by default + // Set SelCsrPllPdMode and CsrPhySrPllPdMode: + MemNSetBitFieldNb (NBPtr, BFPllPdMode, 0x6000); + // SkewMemClk is 0 by default + + // Phy Power Saving + MemNPhyPowerSavingClientNb (NBPtr); + } + } + + // Set NclkRampWithDllRelock=1 + MemNSetBitFieldNb (NBPtr, BFNclkRampWithDllRelock, 1); + + // Release NB P-state force + MemNSetBitFieldNb (NBPtr, BFNbPsCtrlDis, 0); + MemNSetBitFieldNb (NBPtr, BFNbPsForceReq, 0); + + // Set C6DramLock + if (IsFeatureEnabled (C6Cstate, NBPtr->MemPtr->PlatFormConfig, &(NBPtr->MemPtr->StdHeader))) { + MemNSetBitFieldNb (NBPtr, BFC6DramLock, 1); + } + + return (BOOLEAN) (NBPtr->MCTPtr->ErrCode < AGESA_FATAL); +} + +/*---------------------------------------------------------------------------- + * LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ |