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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/occ_405/amec/amec_part.h $ */
/* */
/* OpenPOWER OnChipController Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2011,2015 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#ifndef _AMEC_PART_H
#define _AMEC_PART_H
/*----------------------------------------------------------------------------*/
/* Includes */
/*----------------------------------------------------------------------------*/
#include <mode.h>
#include <sensor.h>
#include <occ_sys_config.h>
#include <amec_dps.h>
/*----------------------------------------------------------------------------*/
/* Constants */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* Globals */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* Defines */
/*----------------------------------------------------------------------------*/
// Number of cores in system
#define AMEC_PART_NUM_CORES (MAX_NUM_OCC * MAX_NUM_CORES)
// On a given OCC, only 12 partitions can be defined
#define AMEC_PART_MAX_PART MAX_NUM_CORES
// Invalid core group ID
#define AMEC_PART_INVALID_ID 0xFF
/*----------------------------------------------------------------------------*/
/* Typedef / Enum */
/*----------------------------------------------------------------------------*/
typedef struct amec_part
{
///Flag to indicate if the core group should follow the system power policy
BOOLEAN follow_sysmode;
///EnergyScale power savings policy
OCC_INTERNAL_MODE es_policy;
///Total number of cores in this core group.
uint8_t ncores;
///List of cores group. Indices 0 to ncores-1 are valid. Valid values: 0 to
///AMEC_PART_NUM_CORES-1.
uint8_t core_list[AMEC_PART_NUM_CORES];
///Partition ID
uint8_t id;
///Valid bit (=1 in use, =0 not in use)
uint8_t valid;
///Soft min frequency boundary sent by PHYP
uint16_t soft_fmin;
///Soft max frequency boundary sent by PHYP
uint16_t soft_fmax;
///Power saving state
amec_dps_t dpsalg;
///slack utilization sensor
sensor_t util2msslack;
} amec_part_t;
// Main structure that contains the partition configuration for PLPM work.
typedef struct amec_part_config
{
///Data structure holding core to partition mapping. The value
///AMEC_PART_INVALID_ID means that a core is not mapped to a partition. A
///value less than that means core is mapped to that partition index.
uint16_t core2part[MAX_NUM_CORES];
///Data structure holding all active partitions (core groups)
amec_part_t part_list[AMEC_PART_MAX_PART];
} amec_part_config_t;
/*----------------------------------------------------------------------------*/
/* Function Prototypes */
/*----------------------------------------------------------------------------*/
/**
* Given a core, return a valid partition that owns it, or NULL.
*
*/
amec_part_t* amec_part_find_by_core(amec_part_config_t* i_config,
const uint16_t i_core_index);
/**
* This function adds a new core group and should only be called within the
* AMEC ISR.
*
*/
void amec_part_add(uint8_t i_id);
/**
* Add a core group.
*
*/
void amec_part_init(void);
/**
* Update the parameter values depending on the DPS mode that
* has been selected (Favor Energy or Favor Performance).
*
*/
void amec_part_update_dps_parameter(amec_part_t* io_part);
/**
* Update the internal performance settings for those cores that
* belong to the input partition.
*
*/
void amec_part_update_perf_settings(amec_part_t* io_part);
/**
* Update the power mode on all core groups that are following
* the system mode.
*
*/
void AMEC_part_update_sysmode_policy(OCC_MODE i_occ_internal_mode);
/**
* Overwrite the tunable parameters used by the DPS algorithms
* whenever the Master OCC sends them.
*
*/
void AMEC_part_overwrite_dps_parameters(void);
#endif //_AMEC_PART_H
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