diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f10/Proc/CPU/Feature/cpuC6State.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f10/Proc/CPU/Feature/cpuC6State.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/src/vendorcode/amd/agesa/f10/Proc/CPU/Feature/cpuC6State.c b/src/vendorcode/amd/agesa/f10/Proc/CPU/Feature/cpuC6State.c deleted file mode 100644 index a463e94727..0000000000 --- a/src/vendorcode/amd/agesa/f10/Proc/CPU/Feature/cpuC6State.c +++ /dev/null @@ -1,200 +0,0 @@ -/** - * @file - * - * AMD AGESA CPU C6 feature support code. - * - * Contains code that declares the AGESA CPU C6 related APIs - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU/Feature - * @e \$Revision: 44323 $ @e \$Date: 2010-12-22 01:24:58 -0700 (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 "Ids.h" -#include "cpuFamilyTranslation.h" -#include "OptionMultiSocket.h" -#include "cpuApicUtilities.h" -#include "cpuServices.h" -#include "cpuFeatures.h" -#include "cpuC6State.h" -#include "Filecode.h" -#define FILECODE PROC_CPU_FEATURE_CPUC6STATE_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 -EnableC6OnSocket ( - IN VOID *EntryPoint, - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams - ); - -/*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -extern CPU_FAMILY_SUPPORT_TABLE C6FamilyServiceTable; -extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration; - -/*---------------------------------------------------------------------------------------*/ -/** - * Should C6 be enabled - * - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval TRUE C6 is supported. - * @retval FALSE C6 cannot be enabled. - * - */ -BOOLEAN -STATIC -IsC6FeatureEnabled ( - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 Socket; - BOOLEAN IsEnabled; - C6_FAMILY_SERVICES *FamilyServices; - - IsEnabled = FALSE; - if (PlatformConfig->CStateMode == CStateModeC6) { - ASSERT (PlatformConfig->CStatePlatformData < 0x10000); - ASSERT (PlatformConfig->CStatePlatformData != 0); - if ((PlatformConfig->CStatePlatformData != 0) && (PlatformConfig->CStatePlatformData <= 0xFFF8)) { - IsEnabled = TRUE; - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (IsProcessorPresent (Socket, StdHeader)) { - GetFeatureServicesOfSocket (&C6FamilyServiceTable, Socket, (CONST VOID **)&FamilyServices, StdHeader); - if ((FamilyServices == NULL) || !FamilyServices->IsC6Supported (FamilyServices, Socket, StdHeader)) { - IsEnabled = FALSE; - break; - } - } - } - } - } - return IsEnabled; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Enable the C6 C-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 -InitializeC6Feature ( - IN UINT64 EntryPoint, - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - AP_TASK TaskPtr; - AMD_CPU_EARLY_PARAMS CpuEarlyParams; - - CpuEarlyParams.PlatformConfig = *PlatformConfig; - - TaskPtr.FuncAddress.PfApTaskIC = EnableC6OnSocket; - TaskPtr.DataTransfer.DataSizeInDwords = 2; - TaskPtr.DataTransfer.DataPtr = &EntryPoint; - TaskPtr.DataTransfer.DataTransferFlags = 0; - TaskPtr.ExeFlags = PASS_EARLY_PARAMS; - OptionMultiSocketConfiguration.BscRunCodeOnAllSystemCore0s (&TaskPtr, StdHeader, &CpuEarlyParams); - - return AGESA_SUCCESS; -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * 'Local' core 0 task to enable C6 on it's socket. - * - * @param[in] EntryPoint Timepoint designator. - * @param[in] StdHeader Config Handle for library, services. - * @param[in] CpuEarlyParams Service parameters. - * - */ -VOID -STATIC -EnableC6OnSocket ( - IN VOID *EntryPoint, - IN AMD_CONFIG_PARAMS *StdHeader, - IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams - ) -{ - C6_FAMILY_SERVICES *FamilyServices; - - GetFeatureServicesOfCurrentCore (&C6FamilyServiceTable, (CONST VOID **)&FamilyServices, StdHeader); - FamilyServices->InitializeC6 (FamilyServices, - *((UINT64 *) EntryPoint), - &CpuEarlyParams->PlatformConfig, - StdHeader); -} - - -CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeatureC6State = -{ - C6Cstate, - (CPU_FEAT_AFTER_PM_INIT | CPU_FEAT_AFTER_POST_MTRR_SYNC | CPU_FEAT_AFTER_RESUME_MTRR_SYNC), - IsC6FeatureEnabled, - InitializeC6Feature -}; |