From 7d94cf93eec15dfb8eef9cd044fe39319d4ee9bc Mon Sep 17 00:00:00 2001 From: zbao Date: Mon, 2 Jul 2012 14:19:14 +0800 Subject: AGESA F15tn: AMD family15 AGESA code for Trinity AMD AGESA code for trinity. Change-Id: I847a54b15e8ce03ad5dbc17b95ee6771a9da0592 Signed-off-by: Zheng Bao Signed-off-by: zbao Reviewed-on: http://review.coreboot.org/1155 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- .../amd/agesa/f15tn/Proc/CPU/Feature/cpuApm.c | 231 +++++++++++++++++++++ 1 file changed, 231 insertions(+) create mode 100644 src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuApm.c (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuApm.c') diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuApm.c b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuApm.c new file mode 100644 index 0000000000..da34905afd --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuApm.c @@ -0,0 +1,231 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD AGESA CPU Application Power Management (APM) feature support code. + * + * Contains code that declares the AGESA CPU APM related APIs + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU/Feature + * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + */ +/* + ****************************************************************************** + * + * Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. 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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. + ****************************************************************************** + */ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "GeneralServices.h" +#include "cpuFamilyTranslation.h" +#include "cpuApicUtilities.h" +#include "cpuFeatures.h" +#include "cpuApm.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_CPU_FEATURE_CPUAPM_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 +EnableApmOnSocket ( + 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 ApmFamilyServiceTable; + +/*---------------------------------------------------------------------------------------*/ +/** + * Should Application Power Management (APM) be enabled + * + * @param[in] PlatformConfig Contains the runtime modifiable feature input data. + * @param[in] StdHeader Config Handle for library, services. + * + * @retval TRUE APM is supported. + * @retval FALSE APM cannot be enabled. + * + */ +BOOLEAN +STATIC +IsApmFeatureEnabled ( + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 Socket; + BOOLEAN IsEnabled; + APM_FAMILY_SERVICES *FamilyServices; + + IsEnabled = FALSE; + + for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { + if (IsProcessorPresent (Socket, StdHeader)) { + GetFeatureServicesOfSocket (&ApmFamilyServiceTable, Socket, (CONST VOID **)&FamilyServices, StdHeader); + if (FamilyServices != NULL) { + if (FamilyServices->IsApmSupported (FamilyServices, PlatformConfig, Socket, StdHeader)) { + IsEnabled = TRUE; + break; + } + } + } + } + return IsEnabled; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Enable Application Power Management (APM) + * + * @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 +InitializeApmFeature ( + IN UINT64 EntryPoint, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 BscSocket; + UINT32 Ignored; + UINT32 Socket; + UINT32 NumberOfSockets; + AP_TASK TaskPtr; + AGESA_STATUS IgnoredSts; + + IDS_HDT_CONSOLE (CPU_TRACE, " APM mode is enabled\n"); + + IdentifyCore (StdHeader, &BscSocket, &Ignored, &Ignored, &IgnoredSts); + NumberOfSockets = GetPlatformNumberOfSockets (); + + TaskPtr.FuncAddress.PfApTaskI = EnableApmOnSocket; + TaskPtr.DataTransfer.DataSizeInDwords = 2; + TaskPtr.DataTransfer.DataPtr = PlatformConfig; + TaskPtr.DataTransfer.DataTransferFlags = 0; + TaskPtr.ExeFlags = WAIT_FOR_CORE; + + for (Socket = 0; Socket < NumberOfSockets; Socket++) { + if (IsProcessorPresent (Socket, StdHeader)) { + if (Socket != BscSocket) { + ApUtilRunCodeOnSocketCore ((UINT8) Socket, 0, &TaskPtr, StdHeader); + } + } + } + + EnableApmOnSocket (PlatformConfig, StdHeader); + return AGESA_SUCCESS; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * AP task to enable APM + * + * @param[in] PlatformConfig Contains the runtime modifiable feature input data. + * @param[in] StdHeader Config Handle for library, services. + * + */ +VOID +STATIC +EnableApmOnSocket ( + IN VOID *PlatformConfig, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + APM_FAMILY_SERVICES *FamilyServices; + + GetFeatureServicesOfCurrentCore (&ApmFamilyServiceTable, (CONST VOID **)&FamilyServices, StdHeader); + FamilyServices->EnableApmOnSocket (FamilyServices, + PlatformConfig, + StdHeader); +} + +CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeatureApm = +{ + CpuApm, + CPU_FEAT_BEFORE_RELINQUISH_AP, + IsApmFeatureEnabled, + InitializeApmFeature +}; -- cgit v1.2.3