#include <queued.hh>

Inheritance diagram for gem5::prefetch::Queued::DeferredPacket:

Public Member Functions
	DeferredPacket (Queued *o, PrefetchInfo const &pfi, Tick t, int32_t prio)
	Constructor.

bool	operator> (const DeferredPacket &that) const

bool	operator< (const DeferredPacket &that) const

bool	operator<= (const DeferredPacket &that) const

void	createPkt (Addr paddr, unsigned blk_size, RequestorID requestor_id, bool tag_prefetch, Tick t)
	Create the associated memory packet.

void	setTranslationRequest (const RequestPtr &req)
	Sets the translation request needed to obtain the physical address of this request.

void	markDelayed () override
	Signal that the translation has been delayed due to a hw page table walk.

void	finish (const Fault &fault, const RequestPtr &req, ThreadContext *tc, BaseMMU::Mode mode) override

void	startTranslation (BaseMMU *mmu)
	Issues the translation request to the provided MMU.

Public Member Functions inherited from gem5::BaseMMU::Translation
virtual	~Translation ()

virtual void	markDelayed ()=0
	Signal that the translation has been delayed due to a hw page table walk.

virtual void	finish (const Fault &fault, const RequestPtr &req, ThreadContext *tc, BaseMMU::Mode mode)=0

virtual bool	squashed () const
	This function is used by the page table walker to determine if it should translate the a pending request or if the underlying request has been squashed.

Public Attributes
Queued *	owner
	Owner of the packet.

PrefetchInfo	pfInfo
	Prefetch info corresponding to this packet.

Tick	tick
	Time when this prefetch becomes ready.

PacketPtr	pkt
	The memory packet generated by this prefetch.

int32_t	priority
	The priority of this prefetch.

RequestPtr	translationRequest
	Request used when a translation is needed.

ThreadContext *	tc

bool	ongoingTranslation

Detailed Description

Definition at line 62 of file queued.hh.

Constructor & Destructor Documentation

◆ DeferredPacket()

gem5::prefetch::Queued::DeferredPacket::DeferredPacket	(	Queued *	o,
		PrefetchInfo const &	pfi,
		Tick	t,
		int32_t	prio
	)

inline

Constructor.

Parameters

o	QueuedPrefetcher in charge of this request
pfi	PrefechInfo object associated to this packet
t	Time when this prefetch becomes ready
p	PacketPtr with the memory request of the prefetch
prio	This prefetch priority

Definition at line 87 of file queued.hh.

Member Function Documentation

◆ createPkt()

void gem5::prefetch::Queued::DeferredPacket::createPkt	(	Addr	paddr,
		unsigned	blk_size,
		RequestorID	requestor_id,
		bool	tag_prefetch,
		Tick	t
	)

Create the associated memory packet.

Parameters

paddr	physical address of this packet
blk_size	block size used by the prefetcher
requestor_id	Requestor ID of the access that generated this prefetch
tag_prefetch	flag to indicate if the packet needs to be tagged
t	time when the prefetch becomes ready

Definition at line 58 of file queued.cc.

References gem5::Packet::allocate(), gem5::prefetch::Base::PrefetchInfo::getPC(), gem5::MemCmd::HardPFReq, gem5::prefetch::Base::PrefetchInfo::hasPC(), gem5::prefetch::Base::PrefetchInfo::isSecure(), pfInfo, pkt, gem5::context_switch_task_id::Prefetcher, gem5::Packet::req, gem5::Request::SECURE, gem5::ArmISA::t, and tick.

Referenced by gem5::prefetch::Queued::insert().

◆ finish()

void gem5::prefetch::Queued::DeferredPacket::finish	(	const Fault &	fault,
		const RequestPtr &	req,
		ThreadContext *	tc,
		BaseMMU::Mode	mode
	)

overridevirtual

Implements gem5::BaseMMU::Translation.

Definition at line 91 of file queued.cc.

References gem5::NoFault.

◆ markDelayed()

void gem5::prefetch::Queued::DeferredPacket::markDelayed ( )

inlineoverridevirtual

Signal that the translation has been delayed due to a hw page table walk.

Implements gem5::BaseMMU::Translation.

Definition at line 129 of file queued.hh.

◆ operator<()

bool gem5::prefetch::Queued::DeferredPacket::operator< ( const DeferredPacket & that ) const

inline

Definition at line 97 of file queued.hh.

References priority.

◆ operator<=()

bool gem5::prefetch::Queued::DeferredPacket::operator<= ( const DeferredPacket & that ) const

inline

Definition at line 101 of file queued.hh.

◆ operator>()

bool gem5::prefetch::Queued::DeferredPacket::operator> ( const DeferredPacket & that ) const

inline

Definition at line 93 of file queued.hh.

References priority.

◆ setTranslationRequest()

void gem5::prefetch::Queued::DeferredPacket::setTranslationRequest ( const RequestPtr & req )

inline

Sets the translation request needed to obtain the physical address of this request.

Parameters

req	The Request with the virtual address of this request

Definition at line 124 of file queued.hh.

References translationRequest.

Referenced by gem5::prefetch::Queued::insert().

◆ startTranslation()

void gem5::prefetch::Queued::DeferredPacket::startTranslation ( BaseMMU * mmu )

Issues the translation request to the provided MMU.

Parameters

mmu	the mmu that has to translate the address

Definition at line 80 of file queued.cc.

References gem5::prefetch::Base::mmu, gem5::BaseMMU::Read, and gem5::BaseMMU::translateTiming().

Member Data Documentation

◆ ongoingTranslation

bool gem5::prefetch::Queued::DeferredPacket::ongoingTranslation

Definition at line 77 of file queued.hh.

◆ owner

Queued* gem5::prefetch::Queued::DeferredPacket::owner

Owner of the packet.

Definition at line 65 of file queued.hh.

◆ pfInfo

PrefetchInfo gem5::prefetch::Queued::DeferredPacket::pfInfo

Prefetch info corresponding to this packet.

Definition at line 67 of file queued.hh.

Referenced by createPkt().

◆ pkt

PacketPtr gem5::prefetch::Queued::DeferredPacket::pkt

The memory packet generated by this prefetch.

Definition at line 71 of file queued.hh.

Referenced by createPkt().

◆ priority

int32_t gem5::prefetch::Queued::DeferredPacket::priority

The priority of this prefetch.

Definition at line 73 of file queued.hh.

Referenced by operator<(), and operator>().

◆ tc

ThreadContext* gem5::prefetch::Queued::DeferredPacket::tc

Definition at line 76 of file queued.hh.

Referenced by gem5::prefetch::Queued::insert().

◆ tick

Tick gem5::prefetch::Queued::DeferredPacket::tick

Time when this prefetch becomes ready.

Definition at line 69 of file queued.hh.

Referenced by createPkt().

◆ translationRequest

RequestPtr gem5::prefetch::Queued::DeferredPacket::translationRequest

Request used when a translation is needed.

Definition at line 75 of file queued.hh.

Referenced by setTranslationRequest().

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

mem/cache/prefetch/queued.hh
mem/cache/prefetch/queued.cc

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ DeferredPacket()

Member Function Documentation

◆ createPkt()

◆ finish()

◆ markDelayed()

◆ operator<()

◆ operator<=()

◆ operator>()

◆ setTranslationRequest()

◆ startTranslation()

Member Data Documentation

◆ ongoingTranslation

◆ owner

◆ pfInfo

◆ pkt

◆ priority

◆ tc

◆ tick

◆ translationRequest