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/*
* Copyright (c) 2015 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* 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 the copyright holders 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 THE COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*
* Authors: David Guillen Fandos
*/
#include "sim/power/thermal_domain.hh"
#include <algorithm>
#include "base/statistics.hh"
#include "debug/ThermalDomain.hh"
#include "params/ThermalDomain.hh"
#include "sim/clocked_object.hh"
#include "sim/linear_solver.hh"
#include "sim/power/thermal_model.hh"
#include "sim/probe/probe.hh"
#include "sim/sub_system.hh"
ThermalDomain::ThermalDomain(const Params *p)
: SimObject(p), _initTemperature(p->initial_temperature),
node(NULL), subsystem(NULL)
{
}
double
ThermalDomain::currentTemperature() const
{
return node->temp;
}
void
ThermalDomain::setSubSystem(SubSystem * ss)
{
assert(!this->subsystem);
this->subsystem = ss;
ppThermalUpdate = new ProbePointArg<double>(subsystem->getProbeManager(),
"thermalUpdate");
}
void
ThermalDomain::regStats()
{
SimObject::regStats();
currentTemp
.method(this, &ThermalDomain::currentTemperature)
.name(params()->name + ".temp")
.desc("Temperature in centigrate degrees")
;
}
void
ThermalDomain::emitUpdate()
{
ppThermalUpdate->notify(node->temp);
}
ThermalDomain *
ThermalDomainParams::create()
{
return new ThermalDomain(this);
}
void
ThermalDomain::serialize(CheckpointOut &cp) const
{
SERIALIZE_SCALAR(_initTemperature);
}
void
ThermalDomain::unserialize(CheckpointIn &cp)
{
UNSERIALIZE_SCALAR(_initTemperature);
}
LinearEquation
ThermalDomain::getEquation(ThermalNode * tn, unsigned n, double step) const
{
LinearEquation eq(n);
double power = subsystem->getDynamicPower() + subsystem->getStaticPower();
if (tn == node)
eq[eq.cnt()] = power;
return eq;
}