diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15Apm.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15Apm.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15Apm.c b/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15Apm.c new file mode 100644 index 0000000000..b47960e106 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15Apm.c @@ -0,0 +1,126 @@ +/* $NoKeywords:$ */ +/** + * @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 +}; |