a928a438b8
Used cppclean to help identify useless includes and removed them. This involved erroneously included headers, but also cases where forward declarations could have been used rather than a full include.
139 lines
4.6 KiB
C++
139 lines
4.6 KiB
C++
/*
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* Copyright (c) 2016 ARM Limited
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* All rights reserved
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*
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* The license below extends only to copyright in the software and shall
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* not be construed as granting a license to any other intellectual
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* property including but not limited to intellectual property relating
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* to a hardware implementation of the functionality of the software
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* licensed hereunder. You may use the software subject to the license
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* terms below provided that you ensure that this notice is replicated
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* unmodified and in its entirety in all distributions of the software,
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* modified or unmodified, in source code or in binary form.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: David Guillen Fandos
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*/
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#include "sim/power/power_model.hh"
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#include "base/statistics.hh"
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#include "params/PowerModel.hh"
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#include "params/PowerModelState.hh"
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#include "sim/clocked_object.hh"
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#include "sim/sub_system.hh"
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PowerModelState::PowerModelState(const Params *p)
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: SimObject(p), _temp(0), clocked_object(NULL)
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{
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}
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PowerModel::PowerModel(const Params *p)
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: SimObject(p), states_pm(p->pm), subsystem(p->subsystem),
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clocked_object(NULL)
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{
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panic_if(subsystem == NULL,
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"Subsystem is NULL! This is not acceptable for a PowerModel!\n");
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subsystem->registerPowerProducer(this);
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}
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void
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PowerModel::setClockedObject(ClockedObject * clkobj)
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{
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this->clocked_object = clkobj;
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for (auto & pms: states_pm)
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pms->setClockedObject(clkobj);
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}
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void
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PowerModel::thermalUpdateCallback(const double & temp)
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{
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for (auto & pms: states_pm)
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pms->setTemperature(temp);
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}
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void
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PowerModel::regProbePoints()
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{
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thermalListener.reset(new ThermalProbeListener (
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*this, this->subsystem->getProbeManager(), "thermalUpdate"
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));
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}
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PowerModel*
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PowerModelParams::create()
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{
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return new PowerModel(this);
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}
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double
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PowerModel::getDynamicPower() const
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{
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assert(clocked_object);
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std::vector<double> w = clocked_object->pwrStateWeights();
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// Same number of states (excluding UNDEFINED)
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assert(w.size() - 1 == states_pm.size());
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// Make sure we have no UNDEFINED state
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warn_if(w[Enums::PwrState::UNDEFINED] > 0,
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"SimObject in UNDEFINED power state! Power figures might be wrong!\n");
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double power = 0;
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for (unsigned i = 0; i < states_pm.size(); i++)
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if (w[i + 1] > 0.0f)
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power += states_pm[i]->getDynamicPower() * w[i + 1];
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return power;
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}
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double
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PowerModel::getStaticPower() const
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{
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assert(clocked_object);
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std::vector<double> w = clocked_object->pwrStateWeights();
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// Same number of states (excluding UNDEFINED)
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assert(w.size() - 1 == states_pm.size());
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// Make sure we have no UNDEFINED state
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if (w[0] > 0)
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warn("SimObject in UNDEFINED power state! "
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"Power figures might be wrong!\n");
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// We have N+1 states, being state #0 the default 'UNDEFINED' state
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double power = 0;
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for (unsigned i = 0; i < states_pm.size(); i++)
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// Don't evaluate power if the object hasn't been in that state
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// This fixes issues with NaNs and similar.
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if (w[i + 1] > 0.0f)
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power += states_pm[i]->getStaticPower() * w[i + 1];
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return power;
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}
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