#include <generic_timer.hh>

Inheritance diagram for gem5::ArchTimerKvm:

Public Member Functions
	ArchTimerKvm (const std::string &name, ArmSystem &system, SimObject &parent, SystemCounter &sysctr, ArmInterruptPin *interrupt)

Public Member Functions inherited from gem5::ArchTimer
	ArchTimer (const std::string &name, SimObject &parent, SystemCounter &sysctr, ArmInterruptPin *interrupt)

std::string	name () const
	Returns the timer name.

uint64_t	compareValue () const
	Returns the CompareValue view of the timer.

void	setCompareValue (uint64_t val)
	Sets the CompareValue view of the timer.

uint32_t	timerValue () const
	Returns the TimerValue view of the timer.

void	setTimerValue (uint32_t val)
	Sets the TimerValue view of the timer.

uint32_t	control () const
	Sets the control register.

void	setControl (uint32_t val)

uint64_t	offset () const

void	setOffset (uint64_t val)

uint64_t	value () const
	Returns the value of the counter which this timer relies on.

Tick	whenValue (uint64_t target_val)

void	notify (void) override
	Called from the SystemCounter when a change in counting speed occurred Events should be rescheduled properly inside this member function.

void	serialize (CheckpointOut &cp) const override
	Serialize an object.

void	unserialize (CheckpointIn &cp) override
	Unserialize an object.

DrainState	drain () override
	Draining is the process of clearing out the states of SimObjects.These are the SimObjects that are partially executed or are partially in flight.

void	drainResume () override
	Resume execution after a successful drain.

Public Member Functions inherited from gem5::Drainable
DrainState	drainState () const
	Return the current drain state of an object.

virtual void	notifyFork ()
	Notify a child process of a fork.

Public Member Functions inherited from gem5::Serializable
	Serializable ()

virtual	~Serializable ()

void	serializeSection (CheckpointOut &cp, const char *name) const
	Serialize an object into a new section.

void	serializeSection (CheckpointOut &cp, const std::string &name) const

void	unserializeSection (CheckpointIn &cp, const char *name)
	Unserialize an a child object.

void	unserializeSection (CheckpointIn &cp, const std::string &name)

Protected Member Functions
bool	scheduleEvents () override

Protected Member Functions inherited from gem5::ArchTimer
	BitUnion32 (ArchTimerCtrl) Bitfield< 0 > enable
	Control register.

void	updateCounter ()
	Timer settings or the offset has changed, re-evaluate trigger condition and raise interrupt if necessary.

void	counterLimitReached ()
	Called when the upcounter reaches the programmed value.

Protected Member Functions inherited from gem5::Drainable
	Drainable ()

virtual	~Drainable ()

void	signalDrainDone () const
	Signal that an object is drained.

Private Attributes
ArmSystem &	system

Additional Inherited Members
Static Public Member Functions inherited from gem5::Serializable
static const std::string &	currentSection ()
	Gets the fully-qualified name of the active section.

static void	generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream)
	Generate a checkpoint file so that the serialization can be routed to it.

Protected Attributes inherited from gem5::ArchTimer
Bitfield< 1 >	imask

Bitfield< 2 >	istatus

EndBitUnion(ArchTimerCtrl) const std SimObject &	_parent
	Name of this timer.

SystemCounter &	_systemCounter

ArmInterruptPin *const	_interrupt

ArchTimerCtrl	_control
	Value of the control register ({CNTP/CNTHP/CNTV}_CTL).

uint64_t	_counterLimit
	Programmed limit value for the upcounter ({CNTP/CNTHP/CNTV}_CVAL).

uint64_t	_offset
	Offset relative to the physical timer (CNTVOFF)

EventFunctionWrapper	_counterLimitReachedEvent

Detailed Description

Definition at line 266 of file generic_timer.hh.

Constructor & Destructor Documentation

◆ ArchTimerKvm()

gem5::ArchTimerKvm::ArchTimerKvm	(	const std::string &	name,
		ArmSystem &	system,
		SimObject &	parent,
		SystemCounter &	sysctr,
		ArmInterruptPin *	interrupt
	)

inline

Definition at line 272 of file generic_timer.hh.

Member Function Documentation

◆ scheduleEvents()

bool gem5::ArchTimerKvm::scheduleEvents ( )

overrideprotectedvirtual

Reimplemented from gem5::ArchTimer.

Definition at line 411 of file generic_timer.cc.

References gem5::System::getKvmVM(), system, gem5::KvmVM::validEnvironment(), and gem5::ArmISA::vm.

Member Data Documentation

◆ system

ArmSystem& gem5::ArchTimerKvm::system

private

Definition at line 269 of file generic_timer.hh.

Referenced by scheduleEvents().

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

dev/arm/generic_timer.hh
dev/arm/generic_timer.cc

Public Member Functions

Protected Member Functions

Private Attributes