diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuFeatureLeveling.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuFeatureLeveling.c | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuFeatureLeveling.c b/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuFeatureLeveling.c new file mode 100644 index 0000000000..afa222600e --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuFeatureLeveling.c @@ -0,0 +1,266 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD CPU Feature Leveling Function. + * + * Contains code to Level the Feature in a multi-socket system + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU + * @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 "cpuRegisters.h" +#include "GeneralServices.h" +#include "cpuServices.h" +#include "cpuPostInit.h" +#include "cpuApicUtilities.h" +#include "cpuFamilyTranslation.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_CPU_FEATURE_CPUFEATURELEVELING_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +VOID +STATIC +SaveFeatures ( + IN OUT VOID *cpuFeatureListPtr, + IN OUT AMD_CONFIG_PARAMS *StdHeader + ); + +VOID +STATIC +WriteFeatures ( + IN OUT VOID *cpuFeatureListPtr, + IN OUT AMD_CONFIG_PARAMS *StdHeader + ); + +VOID +STATIC +GetGlobalCpuFeatureListAddress ( + OUT UINT64 **Address, + IN AMD_CONFIG_PARAMS *StdHeader + ); + +/*---------------------------------------------------------------------------------------- + * P U B L I C F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * FeatureLeveling + * + * CPU feature leveling. Set least common features set of all CPUs + * + * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. + * + */ +VOID +FeatureLeveling ( + IN OUT AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 BscSocket; + UINT32 Ignored; + UINT32 BscCore; + UINT32 Socket; + UINT32 Core; + UINT32 NumberOfSockets; + UINT32 NumberOfCores; + BOOLEAN *FirstTime; + BOOLEAN *NeedLeveling; + AGESA_STATUS IgnoredSts; + CPU_FEATURES_LIST *globalCpuFeatureList; + AP_TASK TaskPtr; + + ASSERT (IsBsp (StdHeader, &IgnoredSts)); + + GetGlobalCpuFeatureListAddress ((UINT64 **) &globalCpuFeatureList, StdHeader); + FirstTime = (BOOLEAN *) ((UINT8 *) globalCpuFeatureList + sizeof (CPU_FEATURES_LIST)); + NeedLeveling = (BOOLEAN *) ((UINT8 *) globalCpuFeatureList + sizeof (CPU_FEATURES_LIST) + sizeof (BOOLEAN)); + + *FirstTime = TRUE; + *NeedLeveling = FALSE; + + LibAmdMemFill (globalCpuFeatureList, 0xFF, sizeof (CPU_FEATURES_LIST), StdHeader); + IdentifyCore (StdHeader, &BscSocket, &Ignored, &BscCore, &IgnoredSts); + NumberOfSockets = GetPlatformNumberOfSockets (); + + TaskPtr.FuncAddress.PfApTaskI = SaveFeatures; + TaskPtr.DataTransfer.DataSizeInDwords = SIZE_IN_DWORDS (CPU_FEATURES_LIST); + TaskPtr.ExeFlags = WAIT_FOR_CORE; + TaskPtr.DataTransfer.DataPtr = globalCpuFeatureList; + TaskPtr.DataTransfer.DataTransferFlags = DATA_IN_MEMORY; + + for (Socket = 0; Socket < NumberOfSockets; Socket++) { + if (IsProcessorPresent (Socket, StdHeader)) { + if (Socket != BscSocket) { + ApUtilRunCodeOnSocketCore ((UINT8)Socket, 0, &TaskPtr, StdHeader); + } + } + } + ApUtilTaskOnExecutingCore (&TaskPtr, StdHeader, NULL); + + if (*NeedLeveling) { + TaskPtr.FuncAddress.PfApTaskI = WriteFeatures; + for (Socket = 0; Socket < NumberOfSockets; Socket++) { + if (GetActiveCoresInGivenSocket (Socket, &NumberOfCores, StdHeader)) { + for (Core = 0; Core < NumberOfCores; Core++) { + if ((Socket != BscSocket) || (Core != BscCore)) { + ApUtilRunCodeOnSocketCore ((UINT8)Socket, (UINT8)Core, &TaskPtr, StdHeader); + } + } + } + } + ApUtilTaskOnExecutingCore (&TaskPtr, StdHeader, NULL); + } +} + +/*---------------------------------------------------------------------------------------- + * L O C A L F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/* -----------------------------------------------------------------------------*/ +/** + * + * SaveFeatures + * + * save least common features set of all CPUs + * + * @param[in,out] cpuFeatureListPtr - Pointer to CPU Feature List. + * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. + * + */ +VOID +STATIC +SaveFeatures ( + IN OUT VOID *cpuFeatureListPtr, + IN OUT AMD_CONFIG_PARAMS *StdHeader + ) +{ + CPU_SPECIFIC_SERVICES *FamilySpecificServices; + FamilySpecificServices = NULL; + + GetCpuServicesOfCurrentCore (&FamilySpecificServices, StdHeader); + FamilySpecificServices->SaveFeatures (FamilySpecificServices, cpuFeatureListPtr, StdHeader); +} + +/* -----------------------------------------------------------------------------*/ +/** + * + * WriteFeatures + * + * Write out least common features set of all CPUs + * + * @param[in,out] cpuFeatureListPtr - Pointer to CPU Feature List. + * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. + * + */ +VOID +STATIC +WriteFeatures ( + IN OUT VOID *cpuFeatureListPtr, + IN OUT AMD_CONFIG_PARAMS *StdHeader + ) +{ + CPU_SPECIFIC_SERVICES *FamilySpecificServices; + FamilySpecificServices = NULL; + + GetCpuServicesOfCurrentCore (&FamilySpecificServices, StdHeader); + FamilySpecificServices->WriteFeatures (FamilySpecificServices, cpuFeatureListPtr, StdHeader); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * + * GetGlobalCpuFeatureListAddress + * + * Determines the address in system DRAM that should be used for CPU feature leveling. + * + * @param[out] Address Address to utilize + * @param[in] StdHeader Config handle for library and services + * + * + */ +VOID +STATIC +GetGlobalCpuFeatureListAddress ( + OUT UINT64 **Address, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 AddressValue; + + AddressValue = GLOBAL_CPU_FEATURE_LIST_TEMP_ADDR; + + *Address = (UINT64 *)(AddressValue); +} |