diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/CPU/cpuPowerMgmt.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/CPU/cpuPowerMgmt.c | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/CPU/cpuPowerMgmt.c b/src/vendorcode/amd/agesa/f12/Proc/CPU/cpuPowerMgmt.c deleted file mode 100644 index db7a1d1cac..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/CPU/cpuPowerMgmt.c +++ /dev/null @@ -1,251 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * AMD CPU Power Management functions. - * - * Contains code for doing early power management - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU - * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 17:16:51 +0800 (Wed, 22 Dec 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. - ****************************************************************************** - */ - -/*---------------------------------------------------------------------------------------- - * M O D U L E S U S E D - *---------------------------------------------------------------------------------------- - */ - -#include "AGESA.h" -#include "amdlib.h" -#include "cpuRegisters.h" -#include "cpuFamilyTranslation.h" -#include "OptionMultiSocket.h" -#include "cpuApicUtilities.h" -#include "cpuEarlyInit.h" -#include "cpuPowerMgmtSystemTables.h" -#include "cpuServices.h" -#include "Filecode.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G1_PEICC) - -#define FILECODE PROC_CPU_CPUPOWERMGMT_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 -PerformThisPmStep ( - IN VOID *Step, - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr - ); - -VOID -STATIC -GoToMemInitPstateCore0 ( - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr - ); - -VOID -STATIC -GoToMemInitPstateCore ( - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr - ); - -/*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration; - -/*---------------------------------------------------------------------------------------*/ -/** - * Perform the "BIOS Requirements for P-State Initialization and Transitions." - * - * This is the generic arbiter code to be executed by the BSC. The system power - * management init tables will be traversed. This must be run by the system BSC - * only. - * - * @param[in] CpuEarlyParams Required input parameters for early CPU initialization - * @param[in] StdHeader Config handle for library and services - * - * @return Most severe AGESA_STATUS level that any system processor encountered - * - */ -AGESA_STATUS -PmInitializationAtEarly ( - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT8 i; - UINT8 NumberOfSystemWideSteps; - AP_TASK TaskPtr; - AGESA_STATUS ReturnCode; - WARM_RESET_REQUEST Request; - - // Determine the number of steps to perform - OptionMultiSocketConfiguration.GetNumberOfSystemPmSteps (&NumberOfSystemWideSteps, StdHeader); - - // Traverse the PM init table - TaskPtr.FuncAddress.PfApTaskIC = PerformThisPmStep; - TaskPtr.DataTransfer.DataSizeInDwords = 1; - TaskPtr.DataTransfer.DataPtr = &i; - TaskPtr.DataTransfer.DataTransferFlags = 0; - TaskPtr.ExeFlags = PASS_EARLY_PARAMS; - for (i = 0; i < NumberOfSystemWideSteps; ++i) { - IDS_HDT_CONSOLE (CPU_TRACE, " Perform PM init step %d\n", i); - OptionMultiSocketConfiguration.BscRunCodeOnAllSystemCore0s (&TaskPtr, StdHeader, CpuEarlyParams); - } - - // GoToMemInitPstateCore0 only if there is no pending warm reset. - GetWarmResetFlag (StdHeader, &Request); - if (Request.RequestBit == FALSE) { - TaskPtr.FuncAddress.PfApTaskC = GoToMemInitPstateCore0; - TaskPtr.DataTransfer.DataSizeInDwords = 0; - TaskPtr.ExeFlags = PASS_EARLY_PARAMS; - IDS_HDT_CONSOLE (CPU_TRACE, " Transition all cores to POST P-state\n"); - OptionMultiSocketConfiguration.BscRunCodeOnAllSystemCore0s (&TaskPtr, StdHeader, CpuEarlyParams); - } - - // Retrieve/Process any errors - ReturnCode = OptionMultiSocketConfiguration.BscRetrievePmEarlyInitErrors (StdHeader); - - return (ReturnCode); -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * Performs the next step in the executing core 0's family specific power - * management table. - * - * This function determines if the input step is valid, and invokes the power - * management step if appropriate. This must be run by processor core 0s only. - * - * @param[in] Step Zero based step number - * @param[in] StdHeader Config handle for library and services - * @param[in] CpuEarlyParamsPtr Required input parameters for early CPU initialization - * - */ -VOID -STATIC -PerformThisPmStep ( - IN VOID *Step, - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr - ) -{ - UINT8 MyNumberOfSteps; - SYS_PM_TBL_STEP *FamilyTablePtr; - CPU_SPECIFIC_SERVICES *FamilySpecificServices; - - GetCpuServicesOfCurrentCore ((const CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader); - FamilySpecificServices->GetSysPmTableStruct (FamilySpecificServices, (const VOID **)&FamilyTablePtr, &MyNumberOfSteps, StdHeader); - - if (*(UINT8 *)Step < MyNumberOfSteps) { - if (FamilyTablePtr[*(UINT8 *)Step].FuncPtr != NULL) { - if (!(BOOLEAN) (FamilyTablePtr[*(UINT8 *)Step].ExeFlags & PM_EXEFLAGS_WARM_ONLY) || - IsWarmReset (StdHeader)) { - FamilyTablePtr[*(UINT8 *)Step].FuncPtr (FamilySpecificServices, CpuEarlyParamsPtr, StdHeader); - } - } - } -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * Transitions the executing processor to the desired P-state. - * - * This function implements the AMD_CPU_EARLY_PARAMS.MemInitPState parameter, and is - * run by all processor core 0s. - * - * @param[in] StdHeader Config handle for library and services - * @param[in] CpuEarlyParamsPtr Required input parameters for early CPU initialization - * - */ -VOID -STATIC -GoToMemInitPstateCore0 ( - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr - ) -{ - AP_TASK TaskPtr; - - TaskPtr.FuncAddress.PfApTaskC = GoToMemInitPstateCore; - TaskPtr.DataTransfer.DataSizeInDwords = 0; - TaskPtr.ExeFlags = WAIT_FOR_CORE | PASS_EARLY_PARAMS; - ApUtilRunCodeOnAllLocalCoresAtEarly (&TaskPtr, StdHeader, CpuEarlyParamsPtr); -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * Transitions the executing core to the desired P-state. - * - * This function implements the AMD_CPU_EARLY_PARAMS.MemInitPState parameter, and is - * run by all system cores. - * - * @param[in] StdHeader Config handle for library and services - * @param[in] CpuEarlyParamsPtr Required input parameters for early CPU initialization - * - */ -VOID -STATIC -GoToMemInitPstateCore ( - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr - ) -{ - CPU_SPECIFIC_SERVICES *FamilySpecificServices; - - GetCpuServicesOfCurrentCore ((const CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader); - FamilySpecificServices->TransitionPstate (FamilySpecificServices, CpuEarlyParamsPtr->MemInitPState, (BOOLEAN) FALSE, StdHeader); -} |