| /* $NoKeywords:$ */ |
| /** |
| * @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: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $ |
| * |
| */ |
| /* |
| ****************************************************************************** |
| * |
| * Copyright (c) 2008 - 2013, 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 BscCoreNum; |
| 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, &BscCoreNum, &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 != BscCoreNum)) { |
| 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 ((CONST CPU_SPECIFIC_SERVICES **)&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 ((CONST CPU_SPECIFIC_SERVICES **)&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 *)(UINTN)(AddressValue); |
| } |