#include <generic_timer.hh>

Inheritance diagram for GenericTimerMem:

Public Member Functions
	GenericTimerMem (GenericTimerMemParams *p)

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

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

AddrRangeList	getAddrRanges () const override
	Every PIO device is obliged to provide an implementation that returns the address ranges the device responds to. More...

Tick	read (PacketPtr pkt) override
	Pure virtual function that the device must implement. More...

Tick	write (PacketPtr pkt) override
	Pure virtual function that the device must implement. More...

Public Member Functions inherited from PioDevice
	PioDevice (const Params *p)

virtual	~PioDevice ()

const Params *	params () const

void	init () override
	init() is called after all C++ SimObjects have been created and all ports are connected. More...

Port &	getPort (const std::string &if_name, PortID idx=InvalidPortID) override
	Get a port with a given name and index. More...

Public Member Functions inherited from ClockedObject
	ClockedObject (const ClockedObjectParams *p)

const Params *	params () const

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

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

Enums::PwrState	pwrState () const

std::string	pwrStateName () const

std::vector< double >	pwrStateWeights () const
	Returns the percentage residency for each power state. More...

void	computeStats ()
	Record stats values like state residency by computing the time difference from previous update. More...

void	pwrState (Enums::PwrState)

Public Member Functions inherited from SimObject
const Params *	params () const

	SimObject (const Params *_params)

virtual	~SimObject ()

virtual const std::string	name () const

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	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...

Public Member Functions inherited from Stats::Group
	Group ()=delete

	Group (const Group &)=delete

Group &	operator= (const Group &)=delete

	Group (Group parent, const char name=nullptr)
	Construct a new statistics group. More...

virtual	~Group ()

virtual void	regStats ()
	Callback to set stat parameters. More...

virtual void	resetStats ()
	Callback to reset stats. More...

virtual void	preDumpStats ()
	Callback before stats are dumped. More...

void	addStat (Stats::Info *info)
	Register a stat with this group. More...

const std::map< std::string, Group * > &	getStatGroups () const
	Get all child groups associated with this object. More...

const std::vector< Info * > &	getStats () const
	Get all stats associated with this object. More...

void	addStatGroup (const char name, Group block)
	Add a stat block as a child of this block. More...

Public Member Functions inherited from Clocked
void	updateClockPeriod ()
	Update the tick to the current tick. More...

Tick	clockEdge (Cycles cycles=Cycles(0)) const
	Determine the tick when a cycle begins, by default the current one, but the argument also enables the caller to determine a future cycle. More...

Cycles	curCycle () const
	Determine the current cycle, corresponding to a tick aligned to a clock edge. More...

Tick	nextCycle () const
	Based on the clock of the object, determine the start tick of the first cycle that is at least one cycle in the future. More...

uint64_t	frequency () const

Tick	clockPeriod () const

double	voltage () const

Cycles	ticksToCycles (Tick t) const

Tick	cyclesToTicks (Cycles c) const

Protected Member Functions
uint64_t	ctrlRead (Addr addr, size_t size) const

void	ctrlWrite (Addr addr, size_t size, uint64_t value)

uint64_t	timerRead (Addr addr, size_t size) const

void	timerWrite (Addr addr, size_t size, uint64_t value)

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 Member Functions inherited from Clocked
	Clocked (ClockDomain &clk_domain)
	Create a clocked object and set the clock domain based on the parameters. More...

	Clocked (Clocked &)=delete

Clocked &	operator= (Clocked &)=delete

virtual	~Clocked ()
	Virtual destructor due to inheritance. More...

void	resetClock () const
	Reset the object's clock using the current global tick value. More...

virtual void	clockPeriodUpdated ()
	A hook subclasses can implement so they can do any extra work that's needed when the clock rate is changed. More...

Protected Attributes
const AddrRange	ctrlRange

const AddrRange	timerRange

const AddrRangeList	addrRanges

SystemCounter	systemCounter
	System counter. More...

ArchTimer	physTimer

ArchTimer	virtTimer

Protected Attributes inherited from PioDevice
System *	sys

PioPort< PioDevice >	pioPort
	The pioPort that handles the requests for us and provides us requests that it sees. More...

Protected Attributes inherited from ClockedObject
Enums::PwrState	_currPwrState
	To keep track of the current power state. More...

Tick	prvEvalTick

ClockedObject::ClockedObjectStats	stats

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...

Static Protected Attributes
static const Addr	CTRL_CNTFRQ = 0x000

static const Addr	CTRL_CNTNSAR = 0x004

static const Addr	CTRL_CNTTIDR = 0x008

static const Addr	CTRL_CNTACR_BASE = 0x040

static const Addr	CTRL_CNTVOFF_LO_BASE = 0x080

static const Addr	CTRL_CNTVOFF_HI_BASE = 0x084

static const Addr	TIMER_CNTPCT_LO = 0x000

static const Addr	TIMER_CNTPCT_HI = 0x004

static const Addr	TIMER_CNTVCT_LO = 0x008

static const Addr	TIMER_CNTVCT_HI = 0x00C

static const Addr	TIMER_CNTFRQ = 0x010

static const Addr	TIMER_CNTEL0ACR = 0x014

static const Addr	TIMER_CNTVOFF_LO = 0x018

static const Addr	TIMER_CNTVOFF_HI = 0x01C

static const Addr	TIMER_CNTP_CVAL_LO = 0x020

static const Addr	TIMER_CNTP_CVAL_HI = 0x024

static const Addr	TIMER_CNTP_TVAL = 0x028

static const Addr	TIMER_CNTP_CTL = 0x02C

static const Addr	TIMER_CNTV_CVAL_LO = 0x030

static const Addr	TIMER_CNTV_CVAL_HI = 0x034

static const Addr	TIMER_CNTV_TVAL = 0x038

static const Addr	TIMER_CNTV_CTL = 0x03C

Additional Inherited Members
Public Types inherited from PioDevice
typedef PioDeviceParams	Params

Public Types inherited from ClockedObject
typedef ClockedObjectParams	Params
	Parameters of ClockedObject. More...

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

Detailed Description

Definition at line 303 of file generic_timer.hh.

Constructor & Destructor Documentation

◆ GenericTimerMem()

GenericTimerMem::GenericTimerMem ( GenericTimerMemParams * p )

Definition at line 538 of file generic_timer.cc.

References csprintf(), ctrlRange, SimObject::name(), MipsISA::p, physTimer, systemCounter, timerRange, and virtTimer.

Referenced by timerWrite().

Member Function Documentation

◆ ctrlRead()

uint64_t GenericTimerMem::ctrlRead	(	Addr	addr,
		size_t	size
	)		const

protected

Definition at line 635 of file generic_timer.cc.

References CTRL_CNTACR_BASE, CTRL_CNTFRQ, CTRL_CNTNSAR, CTRL_CNTTIDR, CTRL_CNTVOFF_HI_BASE, CTRL_CNTVOFF_LO_BASE, SystemCounter::freq(), ArchTimer::offset(), panic, systemCounter, virtTimer, and warn.

Referenced by read().

◆ ctrlWrite()

void GenericTimerMem::ctrlWrite	(	Addr	addr,
		size_t	size,
		uint64_t	value
	)

protected

Definition at line 675 of file generic_timer.cc.

References CTRL_CNTACR_BASE, CTRL_CNTFRQ, CTRL_CNTNSAR, CTRL_CNTTIDR, CTRL_CNTVOFF_HI_BASE, CTRL_CNTVOFF_LO_BASE, insertBits(), ArchTimer::offset(), panic, ArchTimer::setOffset(), virtTimer, and warn.

Referenced by write().

◆ getAddrRanges()

AddrRangeList GenericTimerMem::getAddrRanges ( ) const

inlineoverridevirtual

Every PIO device is obliged to provide an implementation that returns the address ranges the device responds to.

Returns: a list of non-overlapping address ranges

Implements PioDevice.

Definition at line 312 of file generic_timer.hh.

References addr, and SystemCounter::value().

◆ read()

Tick GenericTimerMem::read ( PacketPtr pkt )

overridevirtual

Pure virtual function that the device must implement.

Called when a read command is recieved by the port.

Parameters

pkt	Packet describing this request

Returns: number of ticks it took to complete

Implements PioDevice.

Definition at line 582 of file generic_timer.cc.

References addr, AddrRange::contains(), ctrlRange, ctrlRead(), DPRINTF, Packet::getAddr(), Packet::getSize(), Packet::makeResponse(), panic, Packet::setLE(), AddrRange::start(), timerRange, and timerRead().

◆ serialize()

void GenericTimerMem::serialize ( CheckpointOut & cp ) const

overridevirtual

Serialize an object.

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

Parameters

cp	Checkpoint state

Implements Serializable.

Definition at line 555 of file generic_timer.cc.

References paramOut(), physTimer, Serializable::serializeSection(), systemCounter, and virtTimer.

◆ timerRead()

uint64_t GenericTimerMem::timerRead	(	Addr	addr,
		size_t	size
	)		const

protected

Definition at line 718 of file generic_timer.cc.

References ArchTimer::compareValue(), ArchTimer::control(), CTRL_CNTVOFF_HI_BASE, CTRL_CNTVOFF_LO_BASE, SystemCounter::freq(), ArchTimer::offset(), panic, physTimer, systemCounter, TIMER_CNTEL0ACR, TIMER_CNTFRQ, TIMER_CNTP_CTL, TIMER_CNTP_CVAL_HI, TIMER_CNTP_CVAL_LO, TIMER_CNTP_TVAL, TIMER_CNTPCT_HI, TIMER_CNTPCT_LO, TIMER_CNTV_CTL, TIMER_CNTV_CVAL_HI, TIMER_CNTV_CVAL_LO, TIMER_CNTV_TVAL, TIMER_CNTVCT_HI, TIMER_CNTVCT_LO, ArchTimer::timerValue(), ArchTimer::value(), virtTimer, and warn.

Referenced by read().

◆ timerWrite()

void GenericTimerMem::timerWrite	(	Addr	addr,
		size_t	size,
		uint64_t	value
	)

protected

Definition at line 802 of file generic_timer.cc.

References ArchTimer::compareValue(), GenericTimerMem(), insertBits(), panic, physTimer, ArchTimer::setCompareValue(), ArchTimer::setControl(), ArchTimer::setTimerValue(), TIMER_CNTEL0ACR, TIMER_CNTP_CTL, TIMER_CNTP_CVAL_HI, TIMER_CNTP_CVAL_LO, TIMER_CNTP_TVAL, TIMER_CNTV_CTL, TIMER_CNTV_CVAL_HI, TIMER_CNTV_CVAL_LO, TIMER_CNTV_TVAL, virtTimer, and warn.

Referenced by write().

◆ unserialize()

void GenericTimerMem::unserialize ( CheckpointIn & cp )

overridevirtual

Unserialize an object.

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

Parameters

cp	Checkpoint state

Implements Serializable.

Definition at line 566 of file generic_timer.cc.

References panic, physTimer, systemCounter, UNSERIALIZE_SCALAR, Serializable::unserializeSection(), and virtTimer.

◆ write()

Tick GenericTimerMem::write ( PacketPtr pkt )

overridevirtual

Pure virtual function that the device must implement.

Called when a write command is recieved by the port.

Parameters

pkt	Packet describing this request

Returns: number of ticks it took to complete

Implements PioDevice.

Definition at line 611 of file generic_timer.cc.

References addr, AddrRange::contains(), ctrlRange, ctrlWrite(), DPRINTF, Packet::getAddr(), Packet::getLE(), Packet::getSize(), Packet::makeResponse(), panic, AddrRange::start(), timerRange, and timerWrite().

Member Data Documentation

◆ addrRanges

const AddrRangeList GenericTimerMem::addrRanges

protected

Definition at line 351 of file generic_timer.hh.

◆ CTRL_CNTACR_BASE

const Addr GenericTimerMem::CTRL_CNTACR_BASE = 0x040

staticprotected

Definition at line 327 of file generic_timer.hh.

Referenced by ctrlRead(), and ctrlWrite().

◆ CTRL_CNTFRQ

const Addr GenericTimerMem::CTRL_CNTFRQ = 0x000

staticprotected

Definition at line 324 of file generic_timer.hh.

Referenced by ctrlRead(), and ctrlWrite().

◆ CTRL_CNTNSAR

const Addr GenericTimerMem::CTRL_CNTNSAR = 0x004

staticprotected

Definition at line 325 of file generic_timer.hh.

Referenced by ctrlRead(), and ctrlWrite().

◆ CTRL_CNTTIDR

const Addr GenericTimerMem::CTRL_CNTTIDR = 0x008

staticprotected

Definition at line 326 of file generic_timer.hh.

Referenced by ctrlRead(), and ctrlWrite().

◆ CTRL_CNTVOFF_HI_BASE

const Addr GenericTimerMem::CTRL_CNTVOFF_HI_BASE = 0x084

staticprotected

Definition at line 329 of file generic_timer.hh.

Referenced by ctrlRead(), ctrlWrite(), and timerRead().

◆ CTRL_CNTVOFF_LO_BASE

const Addr GenericTimerMem::CTRL_CNTVOFF_LO_BASE = 0x080

staticprotected

Definition at line 328 of file generic_timer.hh.

Referenced by ctrlRead(), ctrlWrite(), and timerRead().

◆ ctrlRange

const AddrRange GenericTimerMem::ctrlRange

protected

Definition at line 349 of file generic_timer.hh.

Referenced by GenericTimerMem(), read(), and write().

◆ physTimer

ArchTimer GenericTimerMem::physTimer

protected

Definition at line 356 of file generic_timer.hh.

Referenced by GenericTimerMem(), serialize(), timerRead(), timerWrite(), and unserialize().

◆ systemCounter

SystemCounter GenericTimerMem::systemCounter

protected

System counter.

Definition at line 355 of file generic_timer.hh.

Referenced by ctrlRead(), GenericTimerMem(), serialize(), timerRead(), and unserialize().

◆ TIMER_CNTEL0ACR

const Addr GenericTimerMem::TIMER_CNTEL0ACR = 0x014

staticprotected

Definition at line 336 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTFRQ

const Addr GenericTimerMem::TIMER_CNTFRQ = 0x010

staticprotected

Definition at line 335 of file generic_timer.hh.

Referenced by timerRead().

◆ TIMER_CNTP_CTL

const Addr GenericTimerMem::TIMER_CNTP_CTL = 0x02C

staticprotected

Definition at line 342 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTP_CVAL_HI

const Addr GenericTimerMem::TIMER_CNTP_CVAL_HI = 0x024

staticprotected

Definition at line 340 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTP_CVAL_LO

const Addr GenericTimerMem::TIMER_CNTP_CVAL_LO = 0x020

staticprotected

Definition at line 339 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTP_TVAL

const Addr GenericTimerMem::TIMER_CNTP_TVAL = 0x028

staticprotected

Definition at line 341 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTPCT_HI

const Addr GenericTimerMem::TIMER_CNTPCT_HI = 0x004

staticprotected

Definition at line 332 of file generic_timer.hh.

Referenced by timerRead().

◆ TIMER_CNTPCT_LO

const Addr GenericTimerMem::TIMER_CNTPCT_LO = 0x000

staticprotected

Definition at line 331 of file generic_timer.hh.

Referenced by timerRead().

◆ TIMER_CNTV_CTL

const Addr GenericTimerMem::TIMER_CNTV_CTL = 0x03C

staticprotected

Definition at line 346 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTV_CVAL_HI

const Addr GenericTimerMem::TIMER_CNTV_CVAL_HI = 0x034

staticprotected

Definition at line 344 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTV_CVAL_LO

const Addr GenericTimerMem::TIMER_CNTV_CVAL_LO = 0x030

staticprotected

Definition at line 343 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTV_TVAL

const Addr GenericTimerMem::TIMER_CNTV_TVAL = 0x038

staticprotected

Definition at line 345 of file generic_timer.hh.

Referenced by timerRead(), and timerWrite().

◆ TIMER_CNTVCT_HI

const Addr GenericTimerMem::TIMER_CNTVCT_HI = 0x00C

staticprotected

Definition at line 334 of file generic_timer.hh.

Referenced by timerRead().

◆ TIMER_CNTVCT_LO

const Addr GenericTimerMem::TIMER_CNTVCT_LO = 0x008

staticprotected

Definition at line 333 of file generic_timer.hh.

Referenced by timerRead().

◆ TIMER_CNTVOFF_HI

const Addr GenericTimerMem::TIMER_CNTVOFF_HI = 0x01C

staticprotected

Definition at line 338 of file generic_timer.hh.

◆ TIMER_CNTVOFF_LO

const Addr GenericTimerMem::TIMER_CNTVOFF_LO = 0x018

staticprotected

Definition at line 337 of file generic_timer.hh.

◆ timerRange

const AddrRange GenericTimerMem::timerRange

protected

Definition at line 350 of file generic_timer.hh.

Referenced by GenericTimerMem(), read(), and write().

◆ virtTimer

ArchTimer GenericTimerMem::virtTimer

protected

Definition at line 357 of file generic_timer.hh.

Referenced by ctrlRead(), ctrlWrite(), GenericTimerMem(), serialize(), timerRead(), timerWrite(), and unserialize().

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

Protected Attributes

Static Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ GenericTimerMem()

Member Function Documentation

◆ ctrlRead()

◆ ctrlWrite()

◆ getAddrRanges()

◆ read()

◆ serialize()

◆ timerRead()

◆ timerWrite()

◆ unserialize()

◆ write()

Member Data Documentation

◆ addrRanges

◆ CTRL_CNTACR_BASE

◆ CTRL_CNTFRQ

◆ CTRL_CNTNSAR

◆ CTRL_CNTTIDR

◆ CTRL_CNTVOFF_HI_BASE

◆ CTRL_CNTVOFF_LO_BASE

◆ ctrlRange

◆ physTimer

◆ systemCounter

◆ TIMER_CNTEL0ACR

◆ TIMER_CNTFRQ

◆ TIMER_CNTP_CTL

◆ TIMER_CNTP_CVAL_HI

◆ TIMER_CNTP_CVAL_LO

◆ TIMER_CNTP_TVAL

◆ TIMER_CNTPCT_HI

◆ TIMER_CNTPCT_LO

◆ TIMER_CNTV_CTL

◆ TIMER_CNTV_CVAL_HI

◆ TIMER_CNTV_CVAL_LO

◆ TIMER_CNTV_TVAL

◆ TIMER_CNTVCT_HI

◆ TIMER_CNTVCT_LO

◆ TIMER_CNTVOFF_HI

◆ TIMER_CNTVOFF_LO

◆ timerRange

◆ virtTimer