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gem5
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#include <generic_timer.hh>
Classes | |
| struct | CoreTimers |
Public Member Functions | |
| GenericTimer (GenericTimerParams *p) | |
| void | serialize (CheckpointOut &cp) const override |
| Serialize an object. More... | |
| void | unserialize (CheckpointIn &cp) override |
| Unserialize an object. More... | |
| void | setMiscReg (int misc_reg, unsigned cpu, ArmISA::MiscReg val) |
| ArmISA::MiscReg | readMiscReg (int misc_reg, unsigned cpu) |
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 | regStats () |
| Register statistics for this object. More... | |
| virtual void | resetStats () |
| Reset statistics associated with this object. More... | |
| virtual void | regProbePoints () |
| Register probe points for 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 Member Functions | |
| CoreTimers & | getTimers (int cpu_id) |
| void | createTimers (unsigned cpus) |
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... | |
Protected Attributes | |
| SystemCounter | systemCounter |
| System counter. More... | |
| std::vector< std::unique_ptr < CoreTimers > > | timers |
| Per-CPU physical architected timers. More... | |
| BaseGic *const | gic |
| Pointer to the GIC, needed to trigger timer interrupts. More... | |
| const unsigned | irqPhys |
| Physical timer interrupt. More... | |
| const unsigned | irqVirt |
| Virtual timer interrupt. 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 | |
Public Types inherited from SimObject | |
| typedef SimObjectParams | Params |
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 |
Definition at line 200 of file generic_timer.hh.
| GenericTimer::GenericTimer | ( | GenericTimerParams * | p | ) |
Definition at line 231 of file generic_timer.cc.
References fatal_if().
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Definition at line 294 of file generic_timer.cc.
References ArmISA::i, irqPhys, irqVirt, and timers.
Referenced by getTimers().
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protected |
Definition at line 285 of file generic_timer.cc.
References createTimers(), and timers.
Referenced by readMiscReg(), setMiscReg(), and unserialize().
| MiscReg GenericTimer::readMiscReg | ( | int | misc_reg, |
| unsigned | cpu | ||
| ) |
Definition at line 405 of file generic_timer.cc.
References ArchTimer::compareValue(), ArchTimer::control(), EventManager::eventQueue(), SystemCounter::freq(), SystemCounter::getKernelControl(), getTimers(), ArmISA::MISCREG_CNTFRQ, ArmISA::MISCREG_CNTFRQ_EL0, ArmISA::MISCREG_CNTHCTL, ArmISA::MISCREG_CNTHCTL_EL2, ArmISA::MISCREG_CNTHP_CTL, ArmISA::MISCREG_CNTHP_CTL_EL2, ArmISA::MISCREG_CNTHP_CVAL, ArmISA::MISCREG_CNTHP_CVAL_EL2, ArmISA::MISCREG_CNTHP_TVAL, ArmISA::MISCREG_CNTHP_TVAL_EL2, ArmISA::MISCREG_CNTKCTL, ArmISA::MISCREG_CNTKCTL_EL1, ArmISA::MISCREG_CNTP_CTL, ArmISA::MISCREG_CNTP_CTL_EL0, ArmISA::MISCREG_CNTP_CTL_NS, ArmISA::MISCREG_CNTP_CTL_S, ArmISA::MISCREG_CNTP_CVAL, ArmISA::MISCREG_CNTP_CVAL_EL0, ArmISA::MISCREG_CNTP_TVAL, ArmISA::MISCREG_CNTP_TVAL_EL0, ArmISA::MISCREG_CNTPCT, ArmISA::MISCREG_CNTPCT_EL0, ArmISA::MISCREG_CNTPS_CTL_EL1, ArmISA::MISCREG_CNTPS_CVAL_EL1, ArmISA::MISCREG_CNTPS_TVAL_EL1, ArmISA::MISCREG_CNTV_CTL, ArmISA::MISCREG_CNTV_CTL_EL0, ArmISA::MISCREG_CNTV_CVAL, ArmISA::MISCREG_CNTV_CVAL_EL0, ArmISA::MISCREG_CNTV_TVAL, ArmISA::MISCREG_CNTV_TVAL_EL0, ArmISA::MISCREG_CNTVCT, ArmISA::MISCREG_CNTVCT_EL0, ArmISA::MISCREG_CNTVOFF, ArmISA::MISCREG_CNTVOFF_EL2, ArmISA::miscRegName, ArchTimer::offset(), GenericTimer::CoreTimers::phys, systemCounter, ArchTimer::timerValue(), ArchTimer::value(), GenericTimer::CoreTimers::virt, and warn.
Referenced by GenericTimerISA::readMiscReg().
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overridevirtual |
Serialize an object.
Output an object's state into the current checkpoint section.
| cp | Checkpoint state |
Implements Serializable.
Definition at line 242 of file generic_timer.cc.
References csprintf(), ArmISA::i, paramOut(), GenericTimer::CoreTimers::phys, Serializable::serializeSection(), systemCounter, timers, and GenericTimer::CoreTimers::virt.
| void GenericTimer::setMiscReg | ( | int | misc_reg, |
| unsigned | cpu, | ||
| ArmISA::MiscReg | val | ||
| ) |
Definition at line 308 of file generic_timer.cc.
References EventManager::eventQueue(), getTimers(), ArmISA::MISCREG_CNTFRQ, ArmISA::MISCREG_CNTFRQ_EL0, ArmISA::MISCREG_CNTHCTL, ArmISA::MISCREG_CNTHCTL_EL2, ArmISA::MISCREG_CNTHP_CTL, ArmISA::MISCREG_CNTHP_CTL_EL2, ArmISA::MISCREG_CNTHP_CVAL, ArmISA::MISCREG_CNTHP_CVAL_EL2, ArmISA::MISCREG_CNTHP_TVAL, ArmISA::MISCREG_CNTHP_TVAL_EL2, ArmISA::MISCREG_CNTKCTL, ArmISA::MISCREG_CNTKCTL_EL1, ArmISA::MISCREG_CNTP_CTL, ArmISA::MISCREG_CNTP_CTL_EL0, ArmISA::MISCREG_CNTP_CTL_NS, ArmISA::MISCREG_CNTP_CTL_S, ArmISA::MISCREG_CNTP_CVAL, ArmISA::MISCREG_CNTP_CVAL_EL0, ArmISA::MISCREG_CNTP_CVAL_NS, ArmISA::MISCREG_CNTP_TVAL, ArmISA::MISCREG_CNTP_TVAL_EL0, ArmISA::MISCREG_CNTP_TVAL_NS, ArmISA::MISCREG_CNTPCT, ArmISA::MISCREG_CNTPCT_EL0, ArmISA::MISCREG_CNTPS_CTL_EL1, ArmISA::MISCREG_CNTPS_CVAL_EL1, ArmISA::MISCREG_CNTPS_TVAL_EL1, ArmISA::MISCREG_CNTV_CTL, ArmISA::MISCREG_CNTV_CTL_EL0, ArmISA::MISCREG_CNTV_CVAL, ArmISA::MISCREG_CNTV_CVAL_EL0, ArmISA::MISCREG_CNTV_TVAL, ArmISA::MISCREG_CNTV_TVAL_EL0, ArmISA::MISCREG_CNTVCT, ArmISA::MISCREG_CNTVCT_EL0, ArmISA::MISCREG_CNTVOFF, ArmISA::MISCREG_CNTVOFF_EL2, ArmISA::miscRegName, GenericTimer::CoreTimers::phys, ArchTimer::setCompareValue(), ArchTimer::setControl(), SystemCounter::setFreq(), SystemCounter::setKernelControl(), ArchTimer::setOffset(), ArchTimer::setTimerValue(), systemCounter, GenericTimer::CoreTimers::virt, and warn.
Referenced by GenericTimerISA::setMiscReg().
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overridevirtual |
Unserialize an object.
Read an object's state from the current checkpoint section.
| cp | Checkpoint state |
Implements Serializable.
Definition at line 259 of file generic_timer.cc.
References csprintf(), getTimers(), ArmISA::i, GenericTimer::CoreTimers::phys, systemCounter, UNSERIALIZE_OPT_SCALAR, Serializable::unserializeSection(), GenericTimer::CoreTimers::virt, and warn.
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protected |
Pointer to the GIC, needed to trigger timer interrupts.
Definition at line 250 of file generic_timer.hh.
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protected |
Physical timer interrupt.
Definition at line 253 of file generic_timer.hh.
Referenced by createTimers().
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Virtual timer interrupt.
Definition at line 256 of file generic_timer.hh.
Referenced by createTimers().
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System counter.
Definition at line 243 of file generic_timer.hh.
Referenced by readMiscReg(), serialize(), setMiscReg(), and unserialize().
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Per-CPU physical architected timers.
Definition at line 246 of file generic_timer.hh.
Referenced by createTimers(), getTimers(), and serialize().