#include <Sequencer.hh>

Inheritance diagram for Sequencer:

Public Types
typedef RubySequencerParams	Params

Public Types inherited from RubyPort
typedef RubyPortParams	Params

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

Public Types inherited from SimObject
typedef SimObjectParams	Params

Public Member Functions
	Sequencer (const Params *)

	~Sequencer ()

void	wakeup ()

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

void	collateStats ()

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

void	writeCallback (Addr address, DataBlock &data, const bool externalHit=false, const MachineType mach=MachineType_NUM, const Cycles initialRequestTime=Cycles(0), const Cycles forwardRequestTime=Cycles(0), const Cycles firstResponseTime=Cycles(0))

void	readCallback (Addr address, DataBlock &data, const bool externalHit=false, const MachineType mach=MachineType_NUM, const Cycles initialRequestTime=Cycles(0), const Cycles forwardRequestTime=Cycles(0), const Cycles firstResponseTime=Cycles(0))

RequestStatus	makeRequest (PacketPtr pkt)

bool	empty () const

int	outstandingCount () const

bool	isDeadlockEventScheduled () const

void	descheduleDeadlockEvent ()

void	print (std::ostream &out) const

void	checkCoherence (Addr address)

void	markRemoved ()

void	evictionCallback (Addr address)

void	invalidateSC (Addr address)

int	coreId () const

void	recordRequestType (SequencerRequestType requestType)

Stats::Histogram &	getOutstandReqHist ()

Stats::Histogram &	getLatencyHist ()

Stats::Histogram &	getTypeLatencyHist (uint32_t t)

Stats::Histogram &	getHitLatencyHist ()

Stats::Histogram &	getHitTypeLatencyHist (uint32_t t)

Stats::Histogram &	getHitMachLatencyHist (uint32_t t)

Stats::Histogram &	getHitTypeMachLatencyHist (uint32_t r, uint32_t t)

Stats::Histogram &	getMissLatencyHist ()

Stats::Histogram &	getMissTypeLatencyHist (uint32_t t)

Stats::Histogram &	getMissMachLatencyHist (uint32_t t) const

Stats::Histogram &	getMissTypeMachLatencyHist (uint32_t r, uint32_t t) const

Stats::Histogram &	getIssueToInitialDelayHist (uint32_t t) const

Stats::Histogram &	getInitialToForwardDelayHist (const MachineType t) const

Stats::Histogram &	getForwardRequestToFirstResponseHist (const MachineType t) const

Stats::Histogram &	getFirstResponseToCompletionDelayHist (const MachineType t) const

Stats::Counter	getIncompleteTimes (const MachineType t) const

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

virtual	~RubyPort ()

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...

void	setController (AbstractController *_cntrl)

uint32_t	getId ()

DrainState	drain () override
	Notify an object that it needs to drain its state. More...

bool	isCPUSequencer ()

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	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

Private Member Functions
void	issueRequest (PacketPtr pkt, RubyRequestType type)

void	hitCallback (SequencerRequest *srequest, DataBlock &data, bool llscSuccess, const MachineType mach, const bool externalHit, const Cycles initialRequestTime, const Cycles forwardRequestTime, const Cycles firstResponseTime)

void	recordMissLatency (SequencerRequest *srequest, bool llscSuccess, const MachineType respondingMach, bool isExternalHit, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime)

RequestStatus	insertRequest (PacketPtr pkt, RubyRequestType primary_type, RubyRequestType secondary_type)

bool	handleLlsc (Addr address, SequencerRequest *request)

	Sequencer (const Sequencer &obj)

Sequencer &	operator= (const Sequencer &obj)

Private Attributes
int	m_max_outstanding_requests

Cycles	m_deadlock_threshold

CacheMemory *	m_dataCache_ptr

CacheMemory *	m_instCache_ptr

Cycles	m_data_cache_hit_latency

Cycles	m_inst_cache_hit_latency

std::unordered_map< Addr, std::list< SequencerRequest > >	m_RequestTable

int	m_outstanding_count

bool	m_deadlock_check_scheduled

int	m_coreId

bool	m_runningGarnetStandalone

Stats::Histogram	m_outstandReqHist
	Histogram for number of outstanding requests per cycle. More...

Stats::Histogram	m_latencyHist
	Histogram for holding latency profile of all requests. More...

std::vector< Stats::Histogram * >	m_typeLatencyHist

Stats::Histogram	m_hitLatencyHist
	Histogram for holding latency profile of all requests that hit in the controller connected to this sequencer. More...

std::vector< Stats::Histogram * >	m_hitTypeLatencyHist

std::vector< Stats::Histogram * >	m_hitMachLatencyHist
	Histograms for profiling the latencies for requests that did not required external messages. More...

std::vector< std::vector< Stats::Histogram * > >	m_hitTypeMachLatencyHist

Stats::Histogram	m_missLatencyHist
	Histogram for holding latency profile of all requests that miss in the controller connected to this sequencer. More...

std::vector< Stats::Histogram * >	m_missTypeLatencyHist

std::vector< Stats::Histogram * >	m_missMachLatencyHist
	Histograms for profiling the latencies for requests that required external messages. More...

std::vector< std::vector< Stats::Histogram * > >	m_missTypeMachLatencyHist

std::vector< Stats::Histogram * >	m_IssueToInitialDelayHist
	Histograms for recording the breakdown of miss latency. More...

std::vector< Stats::Histogram * >	m_InitialToForwardDelayHist

std::vector< Stats::Histogram * >	m_ForwardToFirstResponseDelayHist

std::vector< Stats::Histogram * >	m_FirstResponseToCompletionDelayHist

std::vector< Stats::Counter >	m_IncompleteTimes

EventFunctionWrapper	deadlockCheckEvent

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 RubyPort
void	trySendRetries ()

void	ruby_hit_callback (PacketPtr pkt)

void	testDrainComplete ()

void	ruby_eviction_callback (Addr address)

bool	recvTimingResp (PacketPtr pkt, PortID master_port_id)
	Called by the PIO port when receiving a timing response. More...

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 inherited from RubyPort
RubySystem *	m_ruby_system

uint32_t	m_version

AbstractController *	m_controller

MessageBuffer *	m_mandatory_q_ptr

bool	m_usingRubyTester

System *	system

std::vector< MemSlavePort * >	slave_ports

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...

Detailed Description

Definition at line 59 of file Sequencer.hh.

Member Typedef Documentation

◆ Params

typedef RubySequencerParams Sequencer::Params

Definition at line 62 of file Sequencer.hh.

Constructor & Destructor Documentation

◆ Sequencer() [1/2]

Sequencer::Sequencer ( const Params * p )

Definition at line 56 of file Sequencer.cc.

References m_coreId, m_dataCache_ptr, m_deadlock_threshold, m_instCache_ptr, m_max_outstanding_requests, m_outstanding_count, m_runningGarnetStandalone, MipsISA::p, and wakeup().

◆ ~Sequencer()

Sequencer::~Sequencer ( )

Definition at line 76 of file Sequencer.cc.

◆ Sequencer() [2/2]

Sequencer::Sequencer ( const Sequencer & obj )

private

Member Function Documentation

◆ checkCoherence()

void Sequencer::checkCoherence ( Addr address )

Definition at line 685 of file Sequencer.cc.

◆ collateStats()

void Sequencer::collateStats ( )

◆ coreId()

int Sequencer::coreId ( ) const

inline

Definition at line 104 of file Sequencer.hh.

Referenced by issueRequest().

◆ descheduleDeadlockEvent()

void Sequencer::descheduleDeadlockEvent ( )

inlinevirtual

Implements RubyPort.

Definition at line 95 of file Sequencer.hh.

◆ empty()

bool Sequencer::empty ( ) const

Definition at line 511 of file Sequencer.cc.

References m_RequestTable.

◆ evictionCallback()

void Sequencer::evictionCallback ( Addr address )

Definition at line 696 of file Sequencer.cc.

References RubyPort::ruby_eviction_callback().

◆ getFirstResponseToCompletionDelayHist()

Stats::Histogram& Sequencer::getFirstResponseToCompletionDelayHist ( const MachineType t ) const

inline

Definition at line 147 of file Sequencer.hh.

References ArmISA::t.

◆ getForwardRequestToFirstResponseHist()

Stats::Histogram& Sequencer::getForwardRequestToFirstResponseHist ( const MachineType t ) const

inline

Definition at line 143 of file Sequencer.hh.

References ArmISA::t.

◆ getHitLatencyHist()

Stats::Histogram& Sequencer::getHitLatencyHist ( )

inline

Definition at line 113 of file Sequencer.hh.

Referenced by Profiler::collateStats().

◆ getHitMachLatencyHist()

Stats::Histogram& Sequencer::getHitMachLatencyHist ( uint32_t t )

inline

Definition at line 117 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getHitTypeLatencyHist()

Stats::Histogram& Sequencer::getHitTypeLatencyHist ( uint32_t t )

inline

Definition at line 114 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getHitTypeMachLatencyHist()

Stats::Histogram& Sequencer::getHitTypeMachLatencyHist	(	uint32_t	r,
		uint32_t	t
	)

inline

Definition at line 120 of file Sequencer.hh.

References MipsISA::r, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getIncompleteTimes()

Stats::Counter Sequencer::getIncompleteTimes ( const MachineType t ) const

inline

Definition at line 150 of file Sequencer.hh.

References SequencerRequest::pkt, ArmISA::t, and type.

Referenced by Profiler::collateStats().

◆ getInitialToForwardDelayHist()

Stats::Histogram& Sequencer::getInitialToForwardDelayHist ( const MachineType t ) const

inline

Definition at line 139 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getIssueToInitialDelayHist()

Stats::Histogram& Sequencer::getIssueToInitialDelayHist ( uint32_t t ) const

inline

Definition at line 135 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getLatencyHist()

Stats::Histogram& Sequencer::getLatencyHist ( )

inline

Definition at line 109 of file Sequencer.hh.

Referenced by Profiler::collateStats().

◆ getMissLatencyHist()

Stats::Histogram& Sequencer::getMissLatencyHist ( )

inline

Definition at line 123 of file Sequencer.hh.

Referenced by Profiler::collateStats().

◆ getMissMachLatencyHist()

Stats::Histogram& Sequencer::getMissMachLatencyHist ( uint32_t t ) const

inline

Definition at line 128 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getMissTypeLatencyHist()

Stats::Histogram& Sequencer::getMissTypeLatencyHist ( uint32_t t )

inline

Definition at line 125 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getMissTypeMachLatencyHist()

Stats::Histogram& Sequencer::getMissTypeMachLatencyHist	(	uint32_t	r,
		uint32_t	t
	)		const

inline

Definition at line 132 of file Sequencer.hh.

References MipsISA::r, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getOutstandReqHist()

Stats::Histogram& Sequencer::getOutstandReqHist ( )

inline

Definition at line 107 of file Sequencer.hh.

Referenced by Profiler::collateStats().

◆ getTypeLatencyHist()

Stats::Histogram& Sequencer::getTypeLatencyHist ( uint32_t t )

inline

Definition at line 110 of file Sequencer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ handleLlsc()

bool Sequencer::handleLlsc	(	Addr	address,
		SequencerRequest *	request
	)

private

Definition at line 190 of file Sequencer.cc.

References AbstractCacheEntry::clearLocked(), ArmISA::e, AbstractCacheEntry::isLocked(), CacheMemory::lookup(), m_dataCache_ptr, SequencerRequest::m_type, RubyPort::m_version, SequencerRequest::pkt, Packet::req, and AbstractCacheEntry::setLocked().

Referenced by writeCallback().

◆ hitCallback()

void Sequencer::hitCallback	(	SequencerRequest *	srequest,
		DataBlock &	data,
		bool	llscSuccess,
		const MachineType	mach,
		const bool	externalHit,
		const Cycles	initialRequestTime,
		const Cycles	forwardRequestTime,
		const Cycles	firstResponseTime
	)

private

◆ insertRequest()

RequestStatus Sequencer::insertRequest	(	PacketPtr	pkt,
		RubyRequestType	primary_type,
		RubyRequestType	secondary_type
	)

private

Definition at line 147 of file Sequencer.cc.

References Clocked::clockEdge(), Clocked::curCycle(), deadlockCheckEvent, Draining, Drainable::drainState(), Packet::getAddr(), m_deadlock_threshold, m_outstanding_count, m_outstandReqHist, m_RequestTable, makeLineAddress(), Stats::DistBase< Derived, Stor >::sample(), EventManager::schedule(), and Event::scheduled().

Referenced by makeRequest().

◆ invalidateSC()

void Sequencer::invalidateSC ( Addr address )

Definition at line 179 of file Sequencer.cc.

References AbstractCacheEntry::clearLocked(), ArmISA::e, AbstractCacheEntry::isLocked(), CacheMemory::lookup(), m_dataCache_ptr, and RubyPort::m_version.

◆ isDeadlockEventScheduled()

bool Sequencer::isDeadlockEventScheduled ( ) const

inlinevirtual

Implements RubyPort.

Definition at line 92 of file Sequencer.hh.

◆ issueRequest()

void Sequencer::issueRequest	(	PacketPtr	pkt,
		RubyRequestType	type
	)

private

Definition at line 620 of file Sequencer.cc.

References Clocked::clockEdge(), coreId(), curTick(), Clocked::cyclesToTicks(), DPRINTFR, MessageBuffer::enqueue(), Packet::getAddr(), Packet::getPtr(), Packet::getSize(), InvalidContextID, Packet::isFlush(), RubyPort::m_controller, RubyPort::m_mandatory_q_ptr, RubyPort::m_version, AbstractController::mandatoryQueueLatency(), MipsISA::pc, printAddress(), and Packet::req.

Referenced by makeRequest(), and readCallback().

◆ makeRequest()

RequestStatus Sequencer::makeRequest ( PacketPtr pkt )

virtual

Implements RubyPort.

Definition at line 517 of file Sequencer.cc.

References DPRINTF, X86ISA::FlagShift, Packet::getAddr(), System::getArch(), insertRequest(), AbstractController::isBlocked(), Packet::isFlush(), Packet::isLLSC(), Packet::isRead(), issueRequest(), Packet::isWrite(), RubyPort::m_controller, m_max_outstanding_requests, m_outstanding_count, makeLineAddress(), panic, Packet::req, ArmISA::status, X86ISA::StoreCheck, and RubyPort::system.

Referenced by CacheRecorder::enqueueNextFetchRequest(), and CacheRecorder::enqueueNextFlushRequest().

◆ markRemoved()

void Sequencer::markRemoved ( )

Definition at line 173 of file Sequencer.cc.

References m_outstanding_count.

Referenced by readCallback(), and writeCallback().

◆ operator=()

Sequencer& Sequencer::operator= ( const Sequencer & obj )

private

◆ outstandingCount()

int Sequencer::outstandingCount ( ) const

inlinevirtual

Implements RubyPort.

Definition at line 90 of file Sequencer.hh.

◆ print()

void Sequencer::print ( std::ostream & out ) const

Definition at line 673 of file Sequencer.cc.

References m_outstanding_count, m_RequestTable, and RubyPort::m_version.

Referenced by operator<<().

◆ readCallback()

void Sequencer::readCallback	(	Addr	address,
		DataBlock &	data,
		const bool	externalHit = `false`,
		const MachineType	mach = `MachineType_NUM`,
		const Cycles	initialRequestTime = `Cycles(0)`,
		const Cycles	forwardRequestTime = `Cycles(0)`,
		const Cycles	firstResponseTime = `Cycles(0)`
	)

Definition at line 386 of file Sequencer.cc.

References hitCallback(), issueRequest(), m_RequestTable, SequencerRequest::m_second_type, SequencerRequest::m_type, makeLineAddress(), markRemoved(), SequencerRequest::pkt, and recordMissLatency().

◆ recordMissLatency()

void Sequencer::recordMissLatency	(	SequencerRequest *	srequest,
		bool	llscSuccess,
		const MachineType	respondingMach,
		bool	isExternalHit,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime
	)

private

◆ recordRequestType()

void Sequencer::recordRequestType ( SequencerRequestType requestType )

Definition at line 690 of file Sequencer.cc.

References DPRINTF.

◆ regStats()

void Sequencer::regStats ( )

virtual

Callback to set stat parameters.

This callback is typically used for complex stats (e.g., distributions) that need parameters in addition to a name and a description. Stat names and descriptions should typically be set from the constructor usingo from the constructor using the ADD_STAT macro.

Reimplemented from Stats::Group.

Definition at line 702 of file Sequencer.cc.

References ArmISA::i, Stats::Histogram::init(), ArmISA::j, m_FirstResponseToCompletionDelayHist, m_ForwardToFirstResponseDelayHist, m_hitLatencyHist, m_hitMachLatencyHist, m_hitTypeLatencyHist, m_hitTypeMachLatencyHist, m_InitialToForwardDelayHist, m_IssueToInitialDelayHist, m_latencyHist, m_missLatencyHist, m_missMachLatencyHist, m_missTypeLatencyHist, m_missTypeMachLatencyHist, m_outstandReqHist, m_typeLatencyHist, and Stats::Group::regStats().

◆ resetStats()

void Sequencer::resetStats ( )

virtual

Callback to reset stats.

Reimplemented from Stats::Group.

Definition at line 115 of file Sequencer.cc.

References ArmISA::i, ArmISA::j, m_FirstResponseToCompletionDelayHist, m_ForwardToFirstResponseDelayHist, m_hitLatencyHist, m_hitMachLatencyHist, m_hitTypeLatencyHist, m_hitTypeMachLatencyHist, m_IncompleteTimes, m_InitialToForwardDelayHist, m_IssueToInitialDelayHist, m_latencyHist, m_missLatencyHist, m_missMachLatencyHist, m_missTypeLatencyHist, m_missTypeMachLatencyHist, m_outstandReqHist, m_typeLatencyHist, and Stats::DistBase< Derived, Stor >::reset().

◆ wakeup()

void Sequencer::wakeup ( )

Definition at line 81 of file Sequencer.cc.

References Clocked::clockEdge(), Clocked::clockPeriod(), Clocked::curCycle(), deadlockCheckEvent, Draining, Drainable::drainState(), m_deadlock_threshold, m_outstanding_count, m_RequestTable, RubyPort::m_version, panic, and EventManager::schedule().

Referenced by Sequencer().

◆ writeCallback()

void Sequencer::writeCallback	(	Addr	address,
		DataBlock &	data,
		const bool	externalHit = `false`,
		const MachineType	mach = `MachineType_NUM`,
		const Cycles	initialRequestTime = `Cycles(0)`,
		const Cycles	forwardRequestTime = `Cycles(0)`,
		const Cycles	firstResponseTime = `Cycles(0)`
	)

Definition at line 301 of file Sequencer.cc.

References AbstractController::blockOnQueue(), handleLlsc(), hitCallback(), RubyPort::m_controller, RubyPort::m_mandatory_q_ptr, m_RequestTable, m_runningGarnetStandalone, SequencerRequest::m_type, makeLineAddress(), markRemoved(), recordMissLatency(), and AbstractController::unblock().

Member Data Documentation

◆ deadlockCheckEvent

EventFunctionWrapper Sequencer::deadlockCheckEvent

private

Definition at line 236 of file Sequencer.hh.

Referenced by insertRequest(), and wakeup().

◆ m_coreId

int Sequencer::m_coreId

private

Definition at line 198 of file Sequencer.hh.

Referenced by Sequencer().

◆ m_data_cache_hit_latency

Cycles Sequencer::m_data_cache_hit_latency

private

Definition at line 188 of file Sequencer.hh.

◆ m_dataCache_ptr

CacheMemory* Sequencer::m_dataCache_ptr

private

Definition at line 181 of file Sequencer.hh.

Referenced by handleLlsc(), invalidateSC(), and Sequencer().

◆ m_deadlock_check_scheduled

bool Sequencer::m_deadlock_check_scheduled

private

Definition at line 196 of file Sequencer.hh.

◆ m_deadlock_threshold

Cycles Sequencer::m_deadlock_threshold

private

Definition at line 179 of file Sequencer.hh.

Referenced by insertRequest(), Sequencer(), and wakeup().

◆ m_FirstResponseToCompletionDelayHist

std::vector<Stats::Histogram *> Sequencer::m_FirstResponseToCompletionDelayHist

private

Definition at line 233 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_ForwardToFirstResponseDelayHist

std::vector<Stats::Histogram *> Sequencer::m_ForwardToFirstResponseDelayHist

private

Definition at line 232 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_hitLatencyHist

Stats::Histogram Sequencer::m_hitLatencyHist

private

Histogram for holding latency profile of all requests that hit in the controller connected to this sequencer.

Definition at line 211 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_hitMachLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_hitMachLatencyHist

private

Histograms for profiling the latencies for requests that did not required external messages.

Definition at line 216 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_hitTypeLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_hitTypeLatencyHist

private

Definition at line 212 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_hitTypeMachLatencyHist

std::vector< std::vector<Stats::Histogram *> > Sequencer::m_hitTypeMachLatencyHist

private

Definition at line 217 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_IncompleteTimes

std::vector<Stats::Counter> Sequencer::m_IncompleteTimes

private

Definition at line 234 of file Sequencer.hh.

Referenced by recordMissLatency(), and resetStats().

◆ m_InitialToForwardDelayHist

std::vector<Stats::Histogram *> Sequencer::m_InitialToForwardDelayHist

private

Definition at line 231 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_inst_cache_hit_latency

Cycles Sequencer::m_inst_cache_hit_latency

private

Definition at line 189 of file Sequencer.hh.

◆ m_instCache_ptr

CacheMemory* Sequencer::m_instCache_ptr

private

Definition at line 182 of file Sequencer.hh.

Referenced by Sequencer().

◆ m_IssueToInitialDelayHist

std::vector<Stats::Histogram *> Sequencer::m_IssueToInitialDelayHist

private

Histograms for recording the breakdown of miss latency.

Definition at line 230 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_latencyHist

Stats::Histogram Sequencer::m_latencyHist

private

Histogram for holding latency profile of all requests.

Definition at line 206 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_max_outstanding_requests

int Sequencer::m_max_outstanding_requests

private

Definition at line 178 of file Sequencer.hh.

Referenced by makeRequest(), and Sequencer().

◆ m_missLatencyHist

Stats::Histogram Sequencer::m_missLatencyHist

private

Histogram for holding latency profile of all requests that miss in the controller connected to this sequencer.

Definition at line 221 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_missMachLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_missMachLatencyHist

private

Histograms for profiling the latencies for requests that required external messages.

Definition at line 226 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_missTypeLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_missTypeLatencyHist

private

Definition at line 222 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_missTypeMachLatencyHist

std::vector< std::vector<Stats::Histogram *> > Sequencer::m_missTypeMachLatencyHist

private

Definition at line 227 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

◆ m_outstanding_count

int Sequencer::m_outstanding_count

private

Definition at line 195 of file Sequencer.hh.

Referenced by insertRequest(), makeRequest(), markRemoved(), print(), Sequencer(), and wakeup().

◆ m_outstandReqHist

Stats::Histogram Sequencer::m_outstandReqHist

private

Histogram for number of outstanding requests per cycle.

Definition at line 203 of file Sequencer.hh.

Referenced by insertRequest(), regStats(), and resetStats().

◆ m_RequestTable

std::unordered_map<Addr, std::list<SequencerRequest> > Sequencer::m_RequestTable

private

Definition at line 192 of file Sequencer.hh.

Referenced by empty(), insertRequest(), print(), readCallback(), wakeup(), and writeCallback().

◆ m_runningGarnetStandalone

bool Sequencer::m_runningGarnetStandalone

private

Definition at line 200 of file Sequencer.hh.

Referenced by Sequencer(), and writeCallback().

◆ m_typeLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_typeLatencyHist

private

Definition at line 207 of file Sequencer.hh.

Referenced by recordMissLatency(), regStats(), and resetStats().

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

mem/ruby/system/Sequencer.hh
mem/ruby/system/Sequencer.cc

Public Types

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ Params

Constructor & Destructor Documentation

◆ Sequencer() [1/2]

◆ ~Sequencer()

◆ Sequencer() [2/2]

Member Function Documentation

◆ checkCoherence()

◆ collateStats()

◆ coreId()

◆ descheduleDeadlockEvent()

◆ empty()

◆ evictionCallback()

◆ getFirstResponseToCompletionDelayHist()

◆ getForwardRequestToFirstResponseHist()

◆ getHitLatencyHist()

◆ getHitMachLatencyHist()

◆ getHitTypeLatencyHist()

◆ getHitTypeMachLatencyHist()

◆ getIncompleteTimes()

◆ getInitialToForwardDelayHist()

◆ getIssueToInitialDelayHist()

◆ getLatencyHist()

◆ getMissLatencyHist()

◆ getMissMachLatencyHist()

◆ getMissTypeLatencyHist()

◆ getMissTypeMachLatencyHist()

◆ getOutstandReqHist()

◆ getTypeLatencyHist()

◆ handleLlsc()

◆ hitCallback()

◆ insertRequest()

◆ invalidateSC()

◆ isDeadlockEventScheduled()

◆ issueRequest()

◆ makeRequest()

◆ markRemoved()

◆ operator=()

◆ outstandingCount()

◆ print()

◆ readCallback()

◆ recordMissLatency()

◆ recordRequestType()

◆ regStats()

◆ resetStats()

◆ wakeup()

◆ writeCallback()

Member Data Documentation

◆ deadlockCheckEvent

◆ m_coreId

◆ m_data_cache_hit_latency

◆ m_dataCache_ptr

◆ m_deadlock_check_scheduled

◆ m_deadlock_threshold

◆ m_FirstResponseToCompletionDelayHist

◆ m_ForwardToFirstResponseDelayHist

◆ m_hitLatencyHist

◆ m_hitMachLatencyHist

◆ m_hitTypeLatencyHist

◆ m_hitTypeMachLatencyHist

◆ m_IncompleteTimes

◆ m_InitialToForwardDelayHist

◆ m_inst_cache_hit_latency

◆ m_instCache_ptr

◆ m_IssueToInitialDelayHist

◆ m_latencyHist

◆ m_max_outstanding_requests

◆ m_missLatencyHist

◆ m_missMachLatencyHist

◆ m_missTypeLatencyHist

◆ m_missTypeMachLatencyHist

◆ m_outstanding_count

◆ m_outstandReqHist

◆ m_RequestTable