/* $NoKeywords:$ */ /** * @file * * AMD Family_15 APM Initialization * * Enables Application Power Management feature * * @xrefitem bom "File Content Label" "Release Content" * @e project: AGESA * @e sub-project: CPU/Family/0x15 * @e \$Revision: 55374 $ @e \$Date: 2011-06-20 17:29:27 -0600 (Mon, 20 Jun 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 "amdlib.h" #include "GeneralServices.h" #include "cpuServices.h" #include "cpuRegisters.h" #include "cpuFamilyTranslation.h" #include "cpuF15PowerMgmt.h" #include "CommonReturns.h" #include "cpuApm.h" #include "OptionMultiSocket.h" #include "Filecode.h" CODE_GROUP (G3_DXE) RDATA_GROUP (G3_DXE) #define FILECODE PROC_CPU_FAMILY_0X15_CPUF15APM_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 *---------------------------------------------------------------------------------------- */ /*---------------------------------------------------------------------------------------- * E X P O R T E D F U N C T I O N S *---------------------------------------------------------------------------------------- */ extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration; /*---------------------------------------------------------------------------------------*/ /** * Entry point for enabling Application Power Management * * This function must be run after all P-State routines have been executed * * @param[in] ApmServices The current CPU's family services. * @param[in] PlatformConfig Contains the runtime modifiable feature input data. * @param[in] StdHeader Config handle for library and services. * * @retval AGESA_SUCCESS Always succeeds. * */ AGESA_STATUS STATIC F15InitializeApm ( IN APM_FAMILY_SERVICES *ApmServices, IN PLATFORM_CONFIGURATION *PlatformConfig, IN AMD_CONFIG_PARAMS *StdHeader ) { UINT32 LocalPciRegister; PCI_ADDR PciAddress; PciAddress.Address.Function = FUNC_4; PciAddress.Address.Register = CPB_CTRL_REG; LocalPciRegister = 0; ((F15_CPB_CTRL_REGISTER *) (&LocalPciRegister))->ApmMasterEn = 1; OptionMultiSocketConfiguration.ModifyCurrSocketPci (&PciAddress, 0xFFFFFFFF, LocalPciRegister, StdHeader); return AGESA_SUCCESS; } CONST APM_FAMILY_SERVICES ROMDATA F15ApmSupport = { 0, (PF_APM_IS_SUPPORTED) CommonReturnTrue, F15InitializeApm };