text: /*
   * Copyright (c) 2015, 2021 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.
   */
  
  #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),
      ADD_STAT(currentTemp, "Temperature in centigrade degrees")
  {
      currentTemp
          .functor([this]() { return currentTemperature().toCelsius(); });
  }
  
  Temperature
  ThermalDomain::currentTemperature() const
  {
      return node->temp;
  }
  
  void
  ThermalDomain::setSubSystem(SubSystem * ss)
  {
      assert(!this->subsystem);
      this->subsystem = ss;
  
      ppThermalUpdate = new ProbePointArg<Temperature>(
          subsystem->getProbeManager(), "thermalUpdate");
  }
  
  void
  ThermalDomain::emitUpdate()
  {
      ppThermalUpdate->notify(node->temp);
  }
  
  
  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;
  }
  