summaryrefslogtreecommitdiff
path: root/src/sim/power/thermal_domain.cc
diff options
context:
space:
mode:
Diffstat (limited to 'src/sim/power/thermal_domain.cc')
-rw-r--r--src/sim/power/thermal_domain.cc114
1 files changed, 114 insertions, 0 deletions
diff --git a/src/sim/power/thermal_domain.cc b/src/sim/power/thermal_domain.cc
new file mode 100644
index 000000000..4b840670d
--- /dev/null
+++ b/src/sim/power/thermal_domain.cc
@@ -0,0 +1,114 @@
+/*
+ * 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/power/thermal_model.hh"
+#include "sim/sim_object.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()
+{
+ 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);
+ if (tn == node)
+ eq[eq.cnt()] = 1.75f; // Fake 1.75 Watts for now, to be changed to PM
+ return eq;
+}