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/* $NoKeywords:$ */
/**
* @file
*
* AMD Multi-socket option API.
*
* Contains structures and values used to control the multi-socket option code.
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: OPTION
* @e \$Revision: 51891 $ @e \$Date: 2011-04-28 12:39:55 -0600 (Thu, 28 Apr 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.
*
******************************************************************************
*/
#ifndef _OPTION_MULTISOCKET_H_
#define _OPTION_MULTISOCKET_H_
/*----------------------------------------------------------------------------------------
* M I X E D (Definitions And Macros / Typedefs, Structures, Enums)
*----------------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------------------
* 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, S T R U C T U R E S, E N U M S
*----------------------------------------------------------------------------------------
*/
/**
* This function loops through all possible socket locations, gathering the number
* of power management steps each populated socket requires, and returns the
* highest number.
*
* @param[out] NumSystemSteps Maximum number of system steps required
* @param[in] StdHeader Config handle for library and services
*
*/
typedef VOID OPTION_MULTISOCKET_PM_STEPS (
OUT UINT8 *NumSystemSteps,
IN AMD_CONFIG_PARAMS *StdHeader
);
/**
* This function loops through all possible socket locations, starting core 0 of
* each populated socket to perform the passed in AP_TASK. After starting all
* other core 0s, the BSC will perform the AP_TASK as well. This must be run by
* the system BSC only.
*
* @param[in] TaskPtr Function descriptor
* @param[in] StdHeader Config handle for library and services
* @param[in] ConfigParams AMD entry point's CPU parameter structure
*
*/
typedef VOID OPTION_MULTISOCKET_PM_CORE0_TASK (
IN VOID *TaskPtr,
IN AMD_CONFIG_PARAMS *StdHeader,
IN VOID *ConfigParams
);
/**
* This function loops through all possible socket locations, comparing the
* maximum NB frequencies to determine the slowest. This function also
* determines if all coherent NB frequencies are equivalent.
*
* @param[in] NbPstate NB P-state number to check (0 = fastest)
* @param[in] PlatformConfig Platform profile/build option config structure.
* @param[out] SystemNbCofNumerator NB frequency numerator for the system in MHz
* @param[out] SystemNbCofDenominator NB frequency denominator for the system
* @param[out] SystemNbCofsMatch Whether or not all NB frequencies are equivalent
* @param[out] NbPstateIsEnabledOnAllCPUs Whether or not NbPstate is valid on all CPUs
* @param[in] StdHeader Config handle for library and services
*
* @retval TRUE At least one processor has NbPstate enabled.
* @retval FALSE NbPstate is disabled on all CPUs
*/
typedef BOOLEAN OPTION_MULTISOCKET_PM_NB_COF (
IN UINT32 NbPstate,
IN PLATFORM_CONFIGURATION *PlatformConfig,
OUT UINT32 *SystemNbCofNumerator,
OUT UINT32 *SystemNbCofDenominator,
OUT BOOLEAN *SystemNbCofsMatch,
OUT BOOLEAN *NbPstateIsEnabledOnAllCPUs,
IN AMD_CONFIG_PARAMS *StdHeader
);
/**
* This function loops through all possible socket locations, checking whether
* any populated sockets require NB COF VID programming.
*
* @param[in] StdHeader Config handle for library and services
*
*/
typedef BOOLEAN OPTION_MULTISOCKET_PM_NB_COF_UPDATE (
IN AMD_CONFIG_PARAMS *StdHeader
);
/**
* This function loops through all possible socket locations, collecting any
* power management initialization errors that may have occurred. These errors
* are transferred from the core 0s of the socket in which the errors occurred
* to the BSC's heap. The BSC's heap is then searched for the most severe error
* that occurred, and returns it. This function must be called by the BSC only.
*
* @param[in] StdHeader Config handle for library and services
*
*/
typedef AGESA_STATUS OPTION_MULTISOCKET_PM_GET_EVENTS (
IN AMD_CONFIG_PARAMS *StdHeader
);
/**
* This function loops through all possible socket locations and Nb Pstates,
* comparing the NB frequencies to determine the slowest NB P0 and NB Pmin in
* the system.
*
* @param[in] PlatformConfig Platform profile/build option config structure.
* @param[out] MinSysNbFreq NB frequency numerator for the system in MHz
* @param[out] MinP0NbFreq NB frequency numerator for P0 in MHz
* @param[in] StdHeader Config handle for library and services
*/
typedef VOID OPTION_MULTISOCKET_PM_NB_MIN_COF (
IN PLATFORM_CONFIGURATION *PlatformConfig,
OUT UINT32 *MinSysNbFreq,
OUT UINT32 *MinP0NbFreq,
IN AMD_CONFIG_PARAMS *StdHeader
);
/**
* This function returns the current running core's PCI Config Space address.
*
* @param[out] PciAddress The Processor's PCI Config Space address (Function 0, Register 0)
* @param[in] StdHeader Header for library and services.
*/
typedef BOOLEAN OPTION_MULTISOCKET_GET_PCI_ADDRESS (
OUT PCI_ADDR *PciAddress,
IN AMD_CONFIG_PARAMS *StdHeader
);
/**
* This function writes to all nodes on the executing core's socket.
*
* @param[in] PciAddress The Function and Register to update
* @param[in] Mask The bitwise AND mask to apply to the current register value
* @param[in] Data The bitwise OR mask to apply to the current register value
* @param[in] StdHeader Header for library and services.
*
*/
typedef VOID OPTION_MULTISOCKET_MODIFY_CURR_SOCKET_PCI (
IN PCI_ADDR *PciAddress,
IN UINT32 Mask,
IN UINT32 Data,
IN AMD_CONFIG_PARAMS *StdHeader
);
#define MULTISOCKET_STRUCT_VERSION 0x01
/**
* Provide build configuration of cpu multi-socket or single socket support.
*
*/
typedef struct {
UINT16 OptMultiSocketVersion; ///< Table version
OPTION_MULTISOCKET_PM_STEPS *GetNumberOfSystemPmSteps; ///< Method: Get number of power mgt tasks
OPTION_MULTISOCKET_PM_CORE0_TASK *BscRunCodeOnAllSystemCore0s; ///< Method: Perform tasks on Core 0 of each processor
OPTION_MULTISOCKET_PM_NB_COF *GetSystemNbPstateSettings; ///< Method: Find the Northbridge frequency for the specified Nb Pstate in the system.
OPTION_MULTISOCKET_PM_NB_COF_UPDATE *GetSystemNbCofVidUpdate; ///< Method: Determine if any Northbridges in the system need to update their COF/VID.
OPTION_MULTISOCKET_PM_GET_EVENTS *BscRetrievePmEarlyInitErrors; ///< Method: Gathers error information from all Core 0s.
OPTION_MULTISOCKET_PM_NB_MIN_COF *GetMinNbCof; ///< Method: Get the minimum system and minimum P0 Northbridge frequency.
OPTION_MULTISOCKET_GET_PCI_ADDRESS *GetCurrPciAddr; ///< Method: Get PCI Config Space Address for the current running core.
OPTION_MULTISOCKET_MODIFY_CURR_SOCKET_PCI *ModifyCurrSocketPci; ///< Method: Writes to all nodes on the executing core's socket.
} OPTION_MULTISOCKET_CONFIGURATION;
/*----------------------------------------------------------------------------------------
* F U N C T I O N P R O T O T Y P E
*----------------------------------------------------------------------------------------
*/
#endif // _OPTION_MULTISOCKET_H_
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