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Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatureLeveling.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatureLeveling.c | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatureLeveling.c b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatureLeveling.c new file mode 100644 index 0000000000..ffb33ab09b --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatureLeveling.c @@ -0,0 +1,292 @@ +/* $NoKeywords:$ */ +/** + * @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: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + */ +/* + ****************************************************************************** + * + * Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. + * + * AMD is granting you permission to use this software (the Materials) + * pursuant to the terms and conditions of your Software License Agreement + * with AMD. This header does *NOT* give you permission to use the Materials + * or any rights under AMD's intellectual property. Your use of any portion + * of these Materials shall constitute your acceptance of those terms and + * conditions. If you do not agree to the terms and conditions of the Software + * License Agreement, please do not use any portion of these Materials. + * + * CONFIDENTIALITY: The Materials and all other information, identified as + * confidential and provided to you by AMD shall be kept confidential in + * accordance with the terms and conditions of the Software License Agreement. + * + * LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION + * PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF + * MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE, + * OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE. + * IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER + * (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS + * INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE, + * GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER + * RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE + * EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, + * THE ABOVE LIMITATION MAY NOT APPLY TO YOU. + * + * AMD does not assume any responsibility for any errors which may appear in + * the Materials or any other related information provided to you by AMD, or + * result from use of the Materials or any related information. + * + * You agree that you will not reverse engineer or decompile the Materials. + * + * NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any + * further information, software, technical information, know-how, or show-how + * available to you. Additionally, AMD retains the right to modify the + * Materials at any time, without notice, and is not obligated to provide such + * modified Materials to you. + * + * U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with + * "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is + * subject to the restrictions as set forth in FAR 52.227-14 and + * DFAR252.227-7013, et seq., or its successor. Use of the Materials by the + * Government constitutes acknowledgement of AMD's proprietary rights in them. + * + * EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any + * direct product thereof will be exported directly or indirectly, into any + * country prohibited by the United States Export Administration Act and the + * regulations thereunder, without the required authorization from the U.S. + * government nor will be used for any purpose prohibited by the same. + ****************************************************************************** + *---------------------------------------------------------------------------- + */ + + +/* + *---------------------------------------------------------------------------- + * 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 *)(AddressValue); +} |