diff options
author | efdesign98 <efdesign98@gmail.com> | 2011-06-20 18:12:43 -0700 |
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committer | Marc Jones <marcj303@gmail.com> | 2011-06-22 01:35:45 +0200 |
commit | 621ca384a7a5efb2cc7597504dc17b741cd2df10 (patch) | |
tree | 01871adc6d39f48916b5625b3aa1a4b6d5ab9c92 /src/vendorcode/amd/agesa/f14/Proc/Mem/Ps/mpmaxfreq.c | |
parent | 05a89ab922473f375820a3bd68691bb085c62448 (diff) | |
download | coreboot-621ca384a7a5efb2cc7597504dc17b741cd2df10.tar.xz |
Move existing AMD Ffamily14 code to f14 folder
This change moves the AMD Family14 cpu Agesa code to
the vendorcode/amd/agesa/f14 folder to complete the
transition to the family oriented folder structure.
Change-Id: I211e80ee04574cc713f38b4cc1b767dbb2bfaa59
Signed-off-by: Frank Vibrans <frank.vibrans@amd.com>
Signed-off-by: efdesign98 <efdesign98@gmail.com>
Reviewed-on: http://review.coreboot.org/52
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marcj303@gmail.com>
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/Mem/Ps/mpmaxfreq.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/Mem/Ps/mpmaxfreq.c | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/Ps/mpmaxfreq.c b/src/vendorcode/amd/agesa/f14/Proc/Mem/Ps/mpmaxfreq.c new file mode 100644 index 0000000000..3351364282 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/Mem/Ps/mpmaxfreq.c @@ -0,0 +1,250 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mpmaxfreq.c + * + * A sub-engine which extracts max. frequency limit value. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Ps) + * @e \$Revision: 37655 $ @e \$Date: 2010-09-09 11:15:05 +0800 (Thu, 09 Sep 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 "AdvancedApi.h" +#include "amdlib.h" +#include "Ids.h" +#include "cpuFamRegisters.h" +#include "cpuRegisters.h" +#include "OptionMemory.h" +#include "PlatformMemoryConfiguration.h" +#include "mu.h" +#include "ma.h" +#include "mp.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) +#define FILECODE PROC_MEM_PS_MPMAXFREQ_FILECODE + + +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ +typedef struct { + UINT16 DimmPerCh:3; + UINT16 Dimms:3; + UINT16 SR:3; + UINT16 DR:3; + UINT16 QR:4; +} CDNMaxFreq; + +typedef struct { + UINT16 DimmPerCh:3; + UINT16 Dimms:3; + UINT16 LR:10; +} CDNLMaxFreq; +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +/*---------------------------------------------------------------------------- + * EXPORTED FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * A sub-function which extracts the value of max frequency supported from a input table and + * compares it with DCTPtr->Timings.TargetSpeed + * + * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK + * @param[in] *EntryOfTables - Pointer to MEM_PSC_TABLE_BLOCK + * + * @return TRUE - Succeed in extracting the table value + * @return FALSE - Fail to extract the table value + * + */ +BOOLEAN +MemPGetMaxFreqSupported ( + IN OUT MEM_NB_BLOCK *NBPtr, + IN MEM_PSC_TABLE_BLOCK *EntryOfTables + ) +{ + UINT8 i; + UINT8 MaxDimmPerCh; + UINT8 NOD; + UINT8 TableSize; + PSCFG_TYPE Type; + UINT16 CDN; + UINT16 MaxFreqSupported; + UINT16 *SpeedArray; + DIMM_VOLTAGE DDR3Voltage; + DIMM_VOLTAGE CurrentVoltage; + DIMM_VOLTAGE VoltageHighestFreq; + DIMM_TYPE DimmType; + CPU_LOGICAL_ID LogicalCpuid; + UINT8 PackageType; + PSCFG_MAXFREQ_ENTRY *TblPtr; + CH_DEF_STRUCT *CurrentChannel; + + CurrentChannel = NBPtr->ChannelPtr; + + Type = PSCFG_MAXFREQ; + TblPtr = NULL; + TableSize = 0; + PackageType = 0; + LogicalCpuid.Family = AMD_FAMILY_UNKNOWN; + + MaxDimmPerCh = GetMaxDimmsPerChannel (NBPtr->RefPtr->PlatformMemoryConfiguration, NBPtr->MCTPtr->SocketId, CurrentChannel->ChannelID); + NOD = (UINT8) 1 << (MaxDimmPerCh - 1); + + if (CurrentChannel->RegDimmPresent != 0) { + DimmType = RDIMM_TYPE; + } else if (CurrentChannel->SODimmPresent != 0) { + DimmType = SODIMM_TYPE; + //@todo LRDIMM + //} else if (CurrentChannel->LrDimmPresent) { + // DimmType = LRDIMM_TYPE; + } else { + DimmType = UDIMM_TYPE; + } + + i = 0; + // Obtain table pointer, table size, Logical Cpuid and PSC type according to Dimm, NB and package type. + while (EntryOfTables->TblEntryOfMaxFreq[i] != NULL) { + if (((EntryOfTables->TblEntryOfMaxFreq[i])->Header.DimmType & DimmType) != 0) { + if (((EntryOfTables->TblEntryOfMaxFreq[i])->Header.NumOfDimm & NOD) != 0) { + // + // Determine if this is the expected NB Type + // + LogicalCpuid = (EntryOfTables->TblEntryOfMaxFreq[i])->Header.LogicalCpuid; + PackageType = (EntryOfTables->TblEntryOfMaxFreq[i])->Header.PackageType; + if (MemPIsIdSupported (NBPtr, LogicalCpuid, PackageType)) { + TblPtr = (PSCFG_MAXFREQ_ENTRY *) ((EntryOfTables->TblEntryOfMaxFreq[i])->TBLPtr); + TableSize = (EntryOfTables->TblEntryOfMaxFreq[i])->TableSize; + Type = (EntryOfTables->TblEntryOfMaxFreq[i])->Header.PSCType; + break; + } + } + } + i++; + } + + // Check whether no table entry is found. + if (EntryOfTables->TblEntryOfMaxFreq[i] == NULL) { + IDS_HDT_CONSOLE (MEM_FLOW, "\nNo MaxFreq table\n"); + return FALSE; + } + + MaxFreqSupported = DDR1866_FREQUENCY; + CDN = 0; + DDR3Voltage = NBPtr->RefPtr->DDR3Voltage; + VoltageHighestFreq = DDR3Voltage; + + // Construct the condition value + ((CDNMaxFreq *)&CDN)->DimmPerCh = MaxDimmPerCh; + ((CDNMaxFreq *)&CDN)->Dimms = CurrentChannel->Dimms; + if (Type == PSCFG_MAXFREQ) { + for (i = 0; i < MAX_DIMMS_PER_CHANNEL; i++) { + if ((CurrentChannel->DimmSRPresent & (UINT8) (1 << i)) != 0) { + ((CDNMaxFreq *)&CDN)->SR += 1; + } + if ((CurrentChannel->DimmDrPresent & (UINT16) (1 << i)) != 0) { + ((CDNMaxFreq *)&CDN)->DR += 1; + } + if ((CurrentChannel->DimmQrPresent & (UINT16) (1 << i)) != 0) { + ((CDNMaxFreq *)&CDN)->QR += 1; + } + } + } else { + ((CDNLMaxFreq *)&CDN)->LR = CurrentChannel->Dimms; + } + + for (i = 0; i < TableSize; i++) { + if (CDN == ((Type == PSCFG_MAXFREQ) ? TblPtr->MAXFREQ_ENTRY.CDN : + ((PSCFG_LR_MAXFREQ_ENTRY *)TblPtr)->LR_MAXFREQ_ENTRY.CDN)) { + if (Type == PSCFG_MAXFREQ) { + SpeedArray = TblPtr->MAXFREQ_ENTRY.Speed; + } else { + SpeedArray = ((PSCFG_LR_MAXFREQ_ENTRY *)TblPtr)->LR_MAXFREQ_ENTRY.Speed; + } + if (NBPtr->SharedPtr->VoltageMap != VDDIO_DETERMINED) { + for (CurrentVoltage = VOLT1_5; CurrentVoltage <= VOLT1_25; CurrentVoltage ++) { + if (NBPtr->SharedPtr->VoltageMap & (1 << CurrentVoltage)) { + if (NBPtr->DCTPtr->Timings.TargetSpeed > SpeedArray[CurrentVoltage]) { + MaxFreqSupported = SpeedArray[CurrentVoltage]; + } else { + MaxFreqSupported = NBPtr->DCTPtr->Timings.TargetSpeed; + } + if (NBPtr->MaxFreqVDDIO[CurrentVoltage] > MaxFreqSupported) { + NBPtr->MaxFreqVDDIO[CurrentVoltage] = MaxFreqSupported; + } + } else { + NBPtr->MaxFreqVDDIO[CurrentVoltage] = 0; + } + } + } + MaxFreqSupported = SpeedArray[DDR3Voltage]; + break; + } + TblPtr++; + } + + if (NBPtr->DCTPtr->Timings.TargetSpeed > MaxFreqSupported) { + NBPtr->DCTPtr->Timings.TargetSpeed = MaxFreqSupported; + } + return TRUE; +}
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