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GenericTimer Class Reference

#include <generic_timer.hh>

Inheritance diagram for GenericTimer:
SimObject EventManager Serializable Drainable

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 Paramsparams () 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...
 
ProbeManagergetProbeManager ()
 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)
 
EventQueueeventQueue () 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

CoreTimersgetTimers (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
EventQueueeventq
 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 SimObjectfind (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
 

Detailed Description

Definition at line 200 of file generic_timer.hh.

Constructor & Destructor Documentation

GenericTimer::GenericTimer ( GenericTimerParams *  p)

Definition at line 231 of file generic_timer.cc.

References fatal_if().

Member Function Documentation

void GenericTimer::createTimers ( unsigned  cpus)
protected

Definition at line 294 of file generic_timer.cc.

References ArmISA::i, irqPhys, irqVirt, and timers.

Referenced by getTimers().

GenericTimer::CoreTimers & GenericTimer::getTimers ( int  cpu_id)
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 
)
void GenericTimer::serialize ( CheckpointOut cp) const
overridevirtual

Serialize an object.

Output an object's state into the current checkpoint section.

Parameters
cpCheckpoint 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 
)
void GenericTimer::unserialize ( CheckpointIn cp)
overridevirtual

Unserialize an object.

Read an object's state from the current checkpoint section.

Parameters
cpCheckpoint 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.

Member Data Documentation

BaseGic* const GenericTimer::gic
protected

Pointer to the GIC, needed to trigger timer interrupts.

Definition at line 250 of file generic_timer.hh.

const unsigned GenericTimer::irqPhys
protected

Physical timer interrupt.

Definition at line 253 of file generic_timer.hh.

Referenced by createTimers().

const unsigned GenericTimer::irqVirt
protected

Virtual timer interrupt.

Definition at line 256 of file generic_timer.hh.

Referenced by createTimers().

SystemCounter GenericTimer::systemCounter
protected

System counter.

Definition at line 243 of file generic_timer.hh.

Referenced by readMiscReg(), serialize(), setMiscReg(), and unserialize().

std::vector<std::unique_ptr<CoreTimers> > GenericTimer::timers
protected

Per-CPU physical architected timers.

Definition at line 246 of file generic_timer.hh.

Referenced by createTimers(), getTimers(), and serialize().


The documentation for this class was generated from the following files:

Generated on Fri Jun 9 2017 13:04:11 for gem5 by doxygen 1.8.6