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25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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37 * Authors: David Guillen Fandos
40 #ifndef __SIM_POWER_POWER_MODEL_HH__
41 #define __SIM_POWER_POWER_MODEL_HH__
43 #include "base/statistics.hh"
44 #include "params/PowerModel.hh"
45 #include "params/PowerModelState.hh"
46 #include "sim/probe/probe.hh"
52 * A PowerModelState is an abstract class used as interface to get power
53 * figures out of SimObjects
55 class PowerModelState : public SimObject
59 typedef PowerModelStateParams Params;
60 PowerModelState(const Params *p);
63 * Get the dynamic power consumption.
65 * @return Power (Watts) consumed by this object (dynamic component)
67 virtual double getDynamicPower() const = 0;
70 * Get the static power consumption.
72 * @return Power (Watts) consumed by this object (static component)
74 virtual double getStaticPower() const = 0;
79 * @param temp Current temperature of the HW part (Celsius)
81 virtual void setTemperature(double temp) { _temp = temp; }
83 void setClockedObject(ClockedObject * clkobj) {
84 clocked_object = clkobj;
89 .method(this, &PowerModelState::getDynamicPower)
90 .name(params()->name + ".dynamic_power")
91 .desc("Dynamic power for this object (Watts)")
95 .method(this, &PowerModelState::getStaticPower)
96 .name(params()->name + ".static_power")
97 .desc("Static power for this object (Watts)")
102 Stats::Value dynamicPower, staticPower;
104 /** Current temperature */
107 /** The clocked object we belong to */
108 ClockedObject * clocked_object;
112 * A PowerModel is a class containing a power model for a SimObject.
113 * The PM describes the power consumption for every power state.
115 class PowerModel : public SimObject
119 typedef PowerModelParams Params;
120 PowerModel(const Params *p);
123 * Get the dynamic power consumption.
125 * @return Power (Watts) consumed by this object (dynamic component)
127 double getDynamicPower() const;
130 * Get the static power consumption.
132 * @return Power (Watts) consumed by this object (static component)
134 double getStaticPower() const;
138 .method(this, &PowerModel::getDynamicPower)
139 .name(params()->name + ".dynamic_power")
140 .desc("Dynamic power for this power state")
144 .method(this, &PowerModel::getStaticPower)
145 .name(params()->name + ".static_power")
146 .desc("Static power for this power state")
150 void setClockedObject(ClockedObject *clkobj);
152 virtual void regProbePoints();
154 void thermalUpdateCallback(const double & temp);
157 /** Listener class to catch thermal events */
158 class ThermalProbeListener : public ProbeListenerArgBase<double>
161 ThermalProbeListener(PowerModel &_pm, ProbeManager *pm,
162 const std::string &name)
163 : ProbeListenerArgBase(pm, name), pm(_pm) {}
165 void notify(const double &temp)
167 pm.thermalUpdateCallback(temp);
174 Stats::Value dynamicPower, staticPower;
176 /** Actual power models (one per power state) */
177 std::vector<PowerModelState*> states_pm;
179 /** Listener to catch temperature changes in the SubSystem */
180 std::unique_ptr<ThermalProbeListener> thermalListener;
182 /** The subsystem this power model belongs to */
183 SubSystem * subsystem;
185 /** The clocked object we belong to */
186 ClockedObject * clocked_object;