| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * AMD AGESA CPU Message-based C1e feature support code. |
| * |
| * Contains code that declares the AGESA CPU C1e related APIs |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: CPU/Feature |
| * @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 "Ids.h" |
| #include "OptionMultiSocket.h" |
| #include "cpuRegisters.h" |
| #include "cpuApicUtilities.h" |
| #include "cpuServices.h" |
| #include "cpuFamilyTranslation.h" |
| #include "cpuFeatures.h" |
| #include "cpuMsgBasedC1e.h" |
| #include "Filecode.h" |
| CODE_GROUP (G1_PEICC) |
| RDATA_GROUP (G1_PEICC) |
| |
| #define FILECODE PROC_CPU_FEATURE_CPUMSGBASEDC1E_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 |
| EnableMsgC1eOnSocket ( |
| 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 MsgBasedC1eFamilyServiceTable; |
| extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration; |
| |
| /*---------------------------------------------------------------------------------------*/ |
| /** |
| * Should message-based C1e be enabled |
| * |
| * @param[in] PlatformConfig Contains the runtime modifiable feature input data. |
| * @param[in] StdHeader Config Handle for library, services. |
| * |
| * @retval TRUE Message-based C1e is supported. |
| * @retval FALSE Message-based C1e cannot be enabled. |
| * |
| */ |
| BOOLEAN |
| STATIC |
| IsMsgBasedC1eFeatureEnabled ( |
| IN PLATFORM_CONFIGURATION *PlatformConfig, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| BOOLEAN IsEnabled; |
| UINT32 Socket; |
| MSG_BASED_C1E_FAMILY_SERVICES *FamilyServices; |
| |
| ASSERT (PlatformConfig->C1eMode < MaxC1eMode); |
| |
| IsEnabled = FALSE; |
| if ((PlatformConfig->C1eMode == C1eModeMsgBased) || (PlatformConfig->C1eMode == C1eModeAuto)) { |
| ASSERT (PlatformConfig->C1ePlatformData < 0x10000); |
| ASSERT (PlatformConfig->C1ePlatformData != 0); |
| if ((PlatformConfig->C1ePlatformData != 0) && (PlatformConfig->C1ePlatformData < 0xFFFE)) { |
| IsEnabled = TRUE; |
| if (IsNonCoherentHt1 (StdHeader)) { |
| IsEnabled = FALSE; |
| } else { |
| for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { |
| if (IsProcessorPresent (Socket, StdHeader)) { |
| GetFeatureServicesOfSocket (&MsgBasedC1eFamilyServiceTable, Socket, (const VOID **)&FamilyServices, StdHeader); |
| if ((FamilyServices == NULL) || !FamilyServices->IsMsgBasedC1eSupported (FamilyServices, Socket, StdHeader)) { |
| IsEnabled = FALSE; |
| break; |
| } |
| } |
| } |
| } |
| } |
| } |
| return IsEnabled; |
| } |
| |
| /*---------------------------------------------------------------------------------------*/ |
| /** |
| * Enable Message-based C1e |
| * |
| * @param[in] EntryPoint Timepoint designator. |
| * @param[in] PlatformConfig Contains the runtime modifiable feature input data. |
| * @param[in] StdHeader Config Handle for library, services. |
| * |
| * @return AGESA_SUCCESS Always succeeds. |
| * |
| */ |
| AGESA_STATUS |
| STATIC |
| InitializeMsgBasedC1eFeature ( |
| IN UINT64 EntryPoint, |
| IN PLATFORM_CONFIGURATION *PlatformConfig, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| AP_TASK TaskPtr; |
| AMD_CPU_EARLY_PARAMS CpuEarlyParams; |
| |
| IDS_HDT_CONSOLE (CPU_TRACE, " MT C1e is enabled\n"); |
| |
| if ((EntryPoint != CPU_FEAT_AFTER_PM_INIT) || (IsWarmReset (StdHeader))) { |
| CpuEarlyParams.PlatformConfig = *PlatformConfig; |
| |
| TaskPtr.FuncAddress.PfApTaskIC = EnableMsgC1eOnSocket; |
| 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 message-based C1e on it's socket. |
| * |
| * @param[in] EntryPoint Timepoint designator. |
| * @param[in] StdHeader Config Handle for library, services. |
| * @param[in] CpuEarlyParams Service parameters. |
| * |
| */ |
| VOID |
| STATIC |
| EnableMsgC1eOnSocket ( |
| IN VOID *EntryPoint, |
| IN AMD_CONFIG_PARAMS *StdHeader, |
| IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams |
| ) |
| { |
| MSG_BASED_C1E_FAMILY_SERVICES *FamilyServices; |
| |
| GetFeatureServicesOfCurrentCore (&MsgBasedC1eFamilyServiceTable, (const VOID **)&FamilyServices, StdHeader); |
| FamilyServices->InitializeMsgBasedC1e (FamilyServices, |
| *((UINT64 *) EntryPoint), |
| &CpuEarlyParams->PlatformConfig, |
| StdHeader); |
| } |
| |
| CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeatureMsgBasedC1e = |
| { |
| MsgBasedC1e, |
| (CPU_FEAT_AFTER_PM_INIT | CPU_FEAT_AFTER_POST_MTRR_SYNC | CPU_FEAT_AFTER_RESUME_MTRR_SYNC), |
| IsMsgBasedC1eFeatureEnabled, |
| InitializeMsgBasedC1eFeature |
| }; |
