diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/CPU/Feature/cpuLowPwrPstate.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/CPU/Feature/cpuLowPwrPstate.c | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/CPU/Feature/cpuLowPwrPstate.c b/src/vendorcode/amd/agesa/f15/Proc/CPU/Feature/cpuLowPwrPstate.c deleted file mode 100644 index 8d835cfcb5..0000000000 --- a/src/vendorcode/amd/agesa/f15/Proc/CPU/Feature/cpuLowPwrPstate.c +++ /dev/null @@ -1,224 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * AMD AGESA CPU create low power P-state for PROCHOT_L throttling support code. - * - * Contains code that declares the AGESA CPU low power P-state related APIs - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU/Feature - * @e \$Revision: 58314 $ @e \$Date: 2011-08-25 10:15:35 -0600 (Thu, 25 Aug 2011) $ - * - */ -/* - ****************************************************************************** - * - * Copyright (C) 2012 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. - * - ****************************************************************************** - */ - -/*---------------------------------------------------------------------------------------- - * M O D U L E S U S E D - *---------------------------------------------------------------------------------------- - */ -#include "AGESA.h" -#include "GeneralServices.h" -#include "cpuFamilyTranslation.h" -#include "cpuApicUtilities.h" -#include "OptionMultiSocket.h" -#include "cpuRegisters.h" -#include "cpuApicUtilities.h" -#include "cpuFeatures.h" -#include "cpuLowPwrPstate.h" -#include "Filecode.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G2_PEI) - -#define FILECODE PROC_CPU_FEATURE_CPULOWPWRPSTATE_FILECODE - -/*---------------------------------------------------------------------------------------- - * D E F I N I T I O N S A N D M A C R O S - *---------------------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------------------- - * T Y P E D E F S A N D S T R U C T U R E S - *---------------------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------------------- - * P R O T O T Y P E S O F L O C A L F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -VOID -STATIC -EnableLowPwrPstateOnCore ( - IN VOID *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -/*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -extern CPU_FAMILY_SUPPORT_TABLE LowPwrPstateFamilyServiceTable; - -/*---------------------------------------------------------------------------------------*/ -/** - * Should Low Power P-state be enabled - * If all processors support Low Power P-state, reture TRUE, otherwise reture FALSE - * - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval TRUE Low Power P-state is supported. - * @retval FALSE Low Power P-state cannot be enabled. - * - */ -BOOLEAN -STATIC -IsLowPwrPstateFeatureSupported ( - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 Socket; - BOOLEAN IsSupported; - LOW_PWR_PSTATE_FAMILY_SERVICES *FamilyServices; - - IsSupported = FALSE; - if (PlatformConfig->LowPowerPstateForProcHot == LOW_POWER_PSTATE_FOR_PROCHOT_AUTO) { - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (IsProcessorPresent (Socket, StdHeader)) { - GetFeatureServicesOfSocket (&LowPwrPstateFamilyServiceTable, Socket, (CONST VOID **)&FamilyServices, StdHeader); - if (FamilyServices != NULL) { - if (FamilyServices->IsLowPwrPstateSupported (FamilyServices, PlatformConfig, Socket, StdHeader)) { - IsSupported = TRUE; - } else { - IsSupported = FALSE; - break; - } - } else { - IsSupported = FALSE; - break; - } - } - } - } - IDS_OPTION_HOOK (IDS_LOW_POWER_PSTATE, &IsSupported, StdHeader); - return IsSupported; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Enable low power P-state - * - * @param[in] EntryPoint Timepoint designator. - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval AGESA_SUCCESS Always succeeds. - * - */ -AGESA_STATUS -STATIC -InitializeLowPwrPstateFeature ( - IN UINT64 EntryPoint, - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 BscSocket; - UINT32 Ignored; - UINT32 BscCoreNum; - UINT32 Core; - UINT32 Socket; - UINT32 NumberOfSockets; - UINT32 NumberOfCores; - AP_TASK TaskPtr; - AGESA_STATUS IgnoredSts; - - if (!IsWarmReset (StdHeader)) { - IDS_HDT_CONSOLE (CPU_TRACE, " Low pwr P-state is enabled\n"); - - IdentifyCore (StdHeader, &BscSocket, &Ignored, &BscCoreNum, &IgnoredSts); - NumberOfSockets = GetPlatformNumberOfSockets (); - - TaskPtr.FuncAddress.PfApTaskI = EnableLowPwrPstateOnCore; - TaskPtr.DataTransfer.DataSizeInDwords = 2; - TaskPtr.DataTransfer.DataPtr = PlatformConfig; - TaskPtr.DataTransfer.DataTransferFlags = 0; - TaskPtr.ExeFlags = WAIT_FOR_CORE; - - for (Socket = 0; Socket < NumberOfSockets; Socket++) { - if (GetActiveCoresInGivenSocket (Socket, &NumberOfCores, StdHeader)) { - for (Core = NumberOfCores; Core != 0; Core--) { - if ((Socket != BscSocket) || ((Core - 1) != BscCoreNum)) { - ApUtilRunCodeOnSocketCore ((UINT8) Socket, (UINT8) (Core - 1), &TaskPtr, StdHeader); - } - } - } - } - - EnableLowPwrPstateOnCore (PlatformConfig, StdHeader); - } - return AGESA_SUCCESS; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * 'Local' core 0 task to enable low power P-state - * - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - */ -VOID -STATIC -EnableLowPwrPstateOnCore ( - IN VOID *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - LOW_PWR_PSTATE_FAMILY_SERVICES *FamilyServices; - - GetFeatureServicesOfCurrentCore (&LowPwrPstateFamilyServiceTable, (CONST VOID **)&FamilyServices, StdHeader); - FamilyServices->EnableLowPwrPstate (FamilyServices, - PlatformConfig, - StdHeader); -} - - -CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeatureLowPwrPstate = -{ - LowPwrPstate, - (CPU_FEAT_BEFORE_RELINQUISH_AP | CPU_FEAT_AFTER_RESUME_MTRR_SYNC), - IsLowPwrPstateFeatureSupported, - InitializeLowPwrPstateFeature -}; |