c07a2d68f3
The Python wrappers get confused by the forward declarations in the power framework. This changeset restructures the code slightly to avoid the troublesome forward declarations. Change-Id: Id8c93224f1988edb5fdf9d3abc6237f2f688c02d Signed-off-by: Andreas Sandberg <andreas.sandberg@arm.com> Reviewed-by: Andreas Hansson <andreas.hansson@arm.com> Reviewed-by: Curtis Dunham <curtis.dunham@arm.com> Reviewed-by: Sascha Bischoff <sascha.bischoff@arm.com> Reviewed-on: https://gem5-review.googlesource.com/2227 Reviewed-by: Pierre-Yves Péneau <pierre-yves.peneau@lirmm.fr> Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Maintainer: Jason Lowe-Power <jason@lowepower.com>
169 lines
6.1 KiB
Python
169 lines
6.1 KiB
Python
# Copyright (c) 2015 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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from m5.SimObject import SimObject
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from ClockedObject import ClockedObject
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from m5.params import *
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from m5.objects import ThermalDomain
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# Represents a thermal node
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class ThermalNode(SimObject):
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type = 'ThermalNode'
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cxx_header = "sim/power/thermal_node.hh"
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# Represents a thermal resistor
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class ThermalResistor(SimObject):
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type = 'ThermalResistor'
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cxx_header = "sim/power/thermal_model.hh"
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@classmethod
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def export_methods(cls, code):
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code('''
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void setNodes(ThermalNode * node1, ThermalNode * node2);
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''')
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resistance = Param.Float(1.0, "Thermal resistance, expressed in Kelvin per Watt")
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# Represents a thermal capacitor
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class ThermalCapacitor(SimObject):
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type = 'ThermalCapacitor'
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cxx_header = "sim/power/thermal_model.hh"
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@classmethod
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def export_methods(cls, code):
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code('''
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void setNodes(ThermalNode * node1, ThermalNode * node2);
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''')
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capacitance = Param.Float(1.0, "Thermal capacitance, expressed in Joules per Kelvin")
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# Represents a fixed temperature node (ie. air)
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class ThermalReference(SimObject, object):
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type = 'ThermalReference'
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cxx_header = "sim/power/thermal_model.hh"
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@classmethod
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def export_methods(cls, code):
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code('''
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void setNode(ThermalNode * node);
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''')
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# Static temperature which may change over time
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temperature = Param.Float(25.0, "Operational temperature in Celsius")
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# Represents a thermal capacitor
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class ThermalModel(ClockedObject):
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type = 'ThermalModel'
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cxx_header = "sim/power/thermal_model.hh"
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@classmethod
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def export_methods(cls, code):
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code('''
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void addCapacitor(ThermalCapacitor *obj);
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void addResistor(ThermalResistor *obj);
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void addReference(ThermalReference *obj);
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void addDomain(ThermalDomain *obj);
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void addNode(ThermalNode *obj);
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void doStep();
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''')
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step = Param.Float(0.01, "Simulation step (in seconds) for thermal simulation")
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def populate(self):
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if not hasattr(self,"_capacitors"): self._capacitors = []
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if not hasattr(self,"_resistors"): self._resistors = []
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if not hasattr(self,"_domains"): self._domains = []
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if not hasattr(self,"_references"): self._references = []
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if not hasattr(self,"_nodes"): self._nodes = []
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def init(self):
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self.populate()
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for ref, node in self._references:
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ref.getCCObject().setNode(node.getCCObject())
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self.getCCObject().addReference(ref.getCCObject())
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for dom, node in self._domains:
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dom.getCCObject().setNode(node.getCCObject())
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self.getCCObject().addDomain(dom.getCCObject())
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for cap, node1, node2 in self._capacitors:
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cap.getCCObject().setNodes(node1.getCCObject(), node2.getCCObject())
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self.getCCObject().addCapacitor(cap.getCCObject())
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for res, node1, node2 in self._resistors:
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res.getCCObject().setNodes(node1.getCCObject(), node2.getCCObject())
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self.getCCObject().addResistor(res.getCCObject())
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for node in self._nodes:
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self.getCCObject().addNode(node.getCCObject())
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def addCapacitor(self, cap, node1, node2):
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self.populate()
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self._capacitors.append( (cap, node1, node2) )
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self._parent.thermal_components.append(cap)
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self.addNodes(node1,node2)
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def addResistor(self, res, node1, node2):
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self.populate()
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self._resistors.append( (res, node1, node2) )
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self._parent.thermal_components.append(res)
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self.addNodes(node1,node2)
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def addReference(self, ref, node):
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self.populate()
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self._references.append( (ref, node) )
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self._parent.thermal_components.append(ref)
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self.addNodes(node)
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def addDomain(self, dom, node):
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self.populate()
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self._domains.append( (dom, node) )
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self.addNodes(node)
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def addNodes(self, *nodes):
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for node in nodes:
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if node not in self._nodes:
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self._nodes.append(node)
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self._parent.thermal_components.append(node)
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def doStep(self):
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self.getCCObject().doStep()
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