gem5
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A PowerModel is a class containing a power model for a SimObject. More...
#include <power_model.hh>
Classes | |
class | ThermalProbeListener |
Listener class to catch thermal events. More... | |
Public Types | |
typedef PowerModelParams | Params |
Public Types inherited from SimObject | |
typedef SimObjectParams | Params |
Public Member Functions | |
PowerModel (const Params *p) | |
double | getDynamicPower () const |
Get the dynamic power consumption. More... | |
double | getStaticPower () const |
Get the static power consumption. More... | |
void | regStats () |
Register statistics for this object. More... | |
void | setClockedObject (ClockedObject *clkobj) |
virtual void | regProbePoints () |
Register probe points for this object. More... | |
void | thermalUpdateCallback (const double &temp) |
Public Member Functions inherited from SimObject | |
const Params * | params () const |
SimObject (const Params *_params) | |
virtual | ~SimObject () |
virtual const std::string | name () const |
virtual void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
virtual void | loadState (CheckpointIn &cp) |
loadState() is called on each SimObject when restoring from a checkpoint. More... | |
virtual void | initState () |
initState() is called on each SimObject when not restoring from a checkpoint. More... | |
virtual void | resetStats () |
Reset statistics associated with this object. More... | |
virtual void | regProbeListeners () |
Register probe listeners for this object. More... | |
ProbeManager * | getProbeManager () |
Get the probe manager for this object. More... | |
virtual void | startup () |
startup() is the final initialization call before simulation. More... | |
DrainState | drain () override |
Provide a default implementation of the drain interface for objects that don't need draining. More... | |
virtual void | memWriteback () |
Write back dirty buffers to memory using functional writes. More... | |
virtual void | memInvalidate () |
Invalidate the contents of memory buffers. More... | |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. More... | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. More... | |
Public Member Functions inherited from EventManager | |
EventManager (EventManager &em) | |
EventManager (EventManager *em) | |
EventManager (EventQueue *eq) | |
EventQueue * | eventQueue () const |
void | schedule (Event &event, Tick when) |
void | deschedule (Event &event) |
void | reschedule (Event &event, Tick when, bool always=false) |
void | schedule (Event *event, Tick when) |
void | deschedule (Event *event) |
void | reschedule (Event *event, Tick when, bool always=false) |
void | wakeupEventQueue (Tick when=(Tick)-1) |
void | setCurTick (Tick newVal) |
Public Member Functions inherited from Serializable | |
Serializable () | |
virtual | ~Serializable () |
void | serializeSection (CheckpointOut &cp, const char *name) const |
Serialize an object into a new section. More... | |
void | serializeSection (CheckpointOut &cp, const std::string &name) const |
void | unserializeSection (CheckpointIn &cp, const char *name) |
Unserialize an a child object. More... | |
void | unserializeSection (CheckpointIn &cp, const std::string &name) |
Public Member Functions inherited from Drainable | |
DrainState | drainState () const |
Return the current drain state of an object. More... | |
virtual void | notifyFork () |
Notify a child process of a fork. More... | |
Protected Attributes | |
Stats::Value | dynamicPower |
Stats::Value | staticPower |
std::vector< PowerModelState * > | states_pm |
Actual power models (one per power state) More... | |
std::unique_ptr < ThermalProbeListener > | thermalListener |
Listener to catch temperature changes in the SubSystem. More... | |
SubSystem * | subsystem |
The subsystem this power model belongs to. More... | |
ClockedObject * | clocked_object |
The clocked object we belong to. More... | |
Protected Attributes inherited from SimObject | |
const SimObjectParams * | _params |
Cached copy of the object parameters. More... | |
Protected Attributes inherited from EventManager | |
EventQueue * | eventq |
A pointer to this object's event queue. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from SimObject | |
static void | serializeAll (CheckpointOut &cp) |
Serialize all SimObjects in the system. More... | |
static SimObject * | find (const char *name) |
Find the SimObject with the given name and return a pointer to it. More... | |
Static Public Member Functions inherited from Serializable | |
static const std::string & | currentSection () |
Get the fully-qualified name of the active section. More... | |
static void | serializeAll (const std::string &cpt_dir) |
static void | unserializeGlobals (CheckpointIn &cp) |
Static Public Attributes inherited from Serializable | |
static int | ckptCount = 0 |
static int | ckptMaxCount = 0 |
static int | ckptPrevCount = -1 |
Protected Member Functions inherited from Drainable | |
Drainable () | |
virtual | ~Drainable () |
virtual void | drainResume () |
Resume execution after a successful drain. More... | |
void | signalDrainDone () const |
Signal that an object is drained. More... | |
A PowerModel is a class containing a power model for a SimObject.
The PM describes the power consumption for every power state.
Definition at line 115 of file power_model.hh.
typedef PowerModelParams PowerModel::Params |
Definition at line 119 of file power_model.hh.
PowerModel::PowerModel | ( | const Params * | p | ) |
Definition at line 53 of file power_model.cc.
References panic_if(), SubSystem::registerPowerProducer(), and subsystem.
double PowerModel::getDynamicPower | ( | ) | const |
Get the dynamic power consumption.
Definition at line 93 of file power_model.cc.
References clocked_object, ArmISA::f, ArmISA::i, power(), ClockedObject::pwrStateWeights(), states_pm, MipsISA::w, and warn_if.
Referenced by regStats().
double PowerModel::getStaticPower | ( | ) | const |
Get the static power consumption.
Definition at line 115 of file power_model.cc.
References clocked_object, ArmISA::f, ArmISA::i, power(), ClockedObject::pwrStateWeights(), states_pm, MipsISA::w, and warn.
Referenced by regStats().
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virtual |
Register probe points for this object.
No probe points by default, so do nothing in base.
Reimplemented from SimObject.
Definition at line 79 of file power_model.cc.
References SimObject::getProbeManager(), subsystem, and thermalListener.
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inlinevirtual |
Register statistics for this object.
Reimplemented from SimObject.
Definition at line 136 of file power_model.hh.
References Stats::DataWrap< Derived, InfoProxyType >::desc(), dynamicPower, getDynamicPower(), getStaticPower(), Stats::ValueBase< Derived >::method(), SimObject::name(), Stats::DataWrap< Derived, InfoProxyType >::name(), SimObject::params(), and staticPower.
void PowerModel::setClockedObject | ( | ClockedObject * | clkobj | ) |
Definition at line 63 of file power_model.cc.
References clocked_object, and states_pm.
void PowerModel::thermalUpdateCallback | ( | const double & | temp | ) |
Definition at line 72 of file power_model.cc.
References states_pm.
Referenced by PowerModel::ThermalProbeListener::notify().
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protected |
The clocked object we belong to.
Definition at line 186 of file power_model.hh.
Referenced by getDynamicPower(), getStaticPower(), and setClockedObject().
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protected |
Definition at line 174 of file power_model.hh.
Referenced by regStats().
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protected |
Actual power models (one per power state)
Definition at line 177 of file power_model.hh.
Referenced by getDynamicPower(), getStaticPower(), setClockedObject(), and thermalUpdateCallback().
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protected |
Definition at line 174 of file power_model.hh.
Referenced by regStats().
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protected |
The subsystem this power model belongs to.
Definition at line 183 of file power_model.hh.
Referenced by PowerModel(), and regProbePoints().
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protected |
Listener to catch temperature changes in the SubSystem.
Definition at line 180 of file power_model.hh.
Referenced by regProbePoints().