InputUnit Class Reference

#include <InputUnit.hh>

Inheritance diagram for InputUnit:

Public Member Functions
	InputUnit (int id, PortDirection direction, Router *router)
	~InputUnit ()=default
void	wakeup ()
void	print (std::ostream &out) const
PortDirection	get_direction ()
void	set_vc_idle (int vc, Tick curTime)
void	set_vc_active (int vc, Tick curTime)
void	grant_outport (int vc, int outport)
void	grant_outvc (int vc, int outvc)
int	get_outport (int invc)
int	get_outvc (int invc)
Tick	get_enqueue_time (int invc)
void	increment_credit (int in_vc, bool free_signal, Tick curTime)
flit *	peekTopFlit (int vc)
flit *	getTopFlit (int vc)
bool	need_stage (int vc, flit_stage stage, Tick time)
bool	isReady (int invc, Tick curTime)
flitBuffer *	getCreditQueue ()
void	set_in_link (NetworkLink *link)
int	get_inlink_id ()
void	set_credit_link (CreditLink *credit_link)
double	get_buf_read_activity (unsigned int vnet) const
double	get_buf_write_activity (unsigned int vnet) const
uint32_t	functionalWrite (Packet *pkt)
void	resetStats ()
Public Member Functions inherited from Consumer
	Consumer (ClockedObject *_em)
virtual	~Consumer ()
virtual void	storeEventInfo (int info)
bool	alreadyScheduled (Tick time)
void	insertScheduledWakeupTime (Tick time)
ClockedObject *	getObject ()
void	scheduleEventAbsolute (Tick timeAbs)
void	scheduleEvent (Cycles timeDelta)

Private Attributes
Router *	m_router
int	m_id
PortDirection	m_direction
int	m_vc_per_vnet
NetworkLink *	m_in_link
CreditLink *	m_credit_link
flitBuffer	creditQueue
std::vector< VirtualChannel >	virtualChannels
std::vector< double >	m_num_buffer_writes
std::vector< double >	m_num_buffer_reads

Detailed Description

Definition at line 46 of file InputUnit.hh.

Constructor & Destructor Documentation

InputUnit()

InputUnit::InputUnit	(	int	id,
		PortDirection	direction,
		Router *	router
	)

Definition at line 40 of file InputUnit.cc.

References Router::get_num_vcs(), ArmISA::i, m_num_buffer_reads, m_num_buffer_writes, m_router, m_vc_per_vnet, and virtualChannels.

~InputUnit()

InputUnit::~InputUnit ( )

default

Member Function Documentation

functionalWrite()

uint32_t InputUnit::functionalWrite

(

Packet *

pkt

)

Definition at line 149 of file InputUnit.cc.

References virtualChannels.

get_buf_read_activity()

double InputUnit::get_buf_read_activity ( unsigned int  vnet ) const

inline

Definition at line 141 of file InputUnit.hh.

References m_num_buffer_reads.

get_buf_write_activity()

double InputUnit::get_buf_write_activity ( unsigned int  vnet ) const

inline

Definition at line 143 of file InputUnit.hh.

References m_num_buffer_writes.

get_direction()

PortDirection InputUnit::get_direction ( )

inline

Definition at line 55 of file InputUnit.hh.

References m_direction.

get_enqueue_time()

Tick InputUnit::get_enqueue_time ( int  invc )

inline

Definition at line 94 of file InputUnit.hh.

References virtualChannels.

Referenced by SwitchAllocator::send_allowed().

get_inlink_id()

int InputUnit::get_inlink_id ( )

inline

Definition at line 133 of file InputUnit.hh.

References NetworkLink::get_id(), and m_in_link.

get_outport()

int InputUnit::get_outport ( int  invc )

inline

Definition at line 82 of file InputUnit.hh.

References virtualChannels.

Referenced by SwitchAllocator::arbitrate_inports().

get_outvc()

int InputUnit::get_outvc ( int  invc )

inline

Definition at line 88 of file InputUnit.hh.

References virtualChannels.

getCreditQueue()

flitBuffer* InputUnit::getCreditQueue ( )

inline

Definition at line 125 of file InputUnit.hh.

References creditQueue.

Referenced by Router::addInPort().

getTopFlit()

flit* InputUnit::getTopFlit ( int  vc )

inline

Definition at line 108 of file InputUnit.hh.

References virtualChannels.

grant_outport()

void InputUnit::grant_outport ( int  vc, int  outport  )

inline

Definition at line 70 of file InputUnit.hh.

References virtualChannels.

Referenced by wakeup().

grant_outvc()

void InputUnit::grant_outvc ( int  vc, int  outvc  )

inline

Definition at line 76 of file InputUnit.hh.

References virtualChannels.

Referenced by SwitchAllocator::vc_allocate().

increment_credit()

void InputUnit::increment_credit	(	int	in_vc,
		bool	free_signal,
		Tick	curTime
	)

Definition at line 138 of file InputUnit.cc.

References Clocked::clockEdge(), creditQueue, DPRINTF, Router::get_id(), flitBuffer::insert(), m_credit_link, m_router, SimObject::name(), and Consumer::scheduleEventAbsolute().

isReady()

bool InputUnit::isReady ( int  invc, Tick  curTime  )

inline

Definition at line 120 of file InputUnit.hh.

References virtualChannels.

need_stage()

bool InputUnit::need_stage ( int  vc, flit_stage  stage, Tick  time  )

inline

Definition at line 114 of file InputUnit.hh.

References virtualChannels.

Referenced by SwitchAllocator::check_for_wakeup().

peekTopFlit()

flit* InputUnit::peekTopFlit ( int  vc )

inline

Definition at line 102 of file InputUnit.hh.

References virtualChannels.

print()

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

inlinevirtual

Implements Consumer.

Definition at line 53 of file InputUnit.hh.

resetStats()

void InputUnit::resetStats

(

)

Definition at line 160 of file InputUnit.cc.

References ArmISA::j, m_num_buffer_reads, and m_num_buffer_writes.

set_credit_link()

void InputUnit::set_credit_link ( CreditLink *  credit_link )

inline

Definition at line 136 of file InputUnit.hh.

References m_credit_link.

Referenced by Router::addInPort().

set_in_link()

void InputUnit::set_in_link ( NetworkLink *  link )

inline

Definition at line 128 of file InputUnit.hh.

References m_in_link.

Referenced by Router::addInPort().

set_vc_active()

void InputUnit::set_vc_active ( int  vc, Tick  curTime  )

inline

Definition at line 64 of file InputUnit.hh.

References virtualChannels.

Referenced by wakeup().

set_vc_idle()

void InputUnit::set_vc_idle ( int  vc, Tick  curTime  )

inline

Definition at line 58 of file InputUnit.hh.

References virtualChannels.

wakeup()

void InputUnit::wakeup ( )

virtual

Implements Consumer.

Definition at line 70 of file InputUnit.cc.

References ACTIVE_, flit::advance_stage(), Clocked::clockEdge(), NetworkLink::consumeLink(), curTick(), DPRINTF, Router::get_id(), Router::get_pipe_stages(), flit::get_route(), flit::get_type(), flit::get_vc(), Router::getBitWidth(), grant_outport(), HEAD_, HEAD_TAIL_, IDLE_, flit::increment_hops(), NetworkLink::isReady(), m_direction, m_id, m_in_link, m_num_buffer_reads, m_num_buffer_writes, m_router, m_vc_per_vnet, flit::m_width, SimObject::name(), Router::route_compute(), SA_, Router::schedule_wakeup(), set_vc_active(), and virtualChannels.

Member Data Documentation

creditQueue

flitBuffer InputUnit::creditQueue

private

Definition at line 156 of file InputUnit.hh.

Referenced by getCreditQueue(), and increment_credit().

m_credit_link

CreditLink* InputUnit::m_credit_link

private

Definition at line 155 of file InputUnit.hh.

Referenced by increment_credit(), and set_credit_link().

m_direction

PortDirection InputUnit::m_direction

private

Definition at line 152 of file InputUnit.hh.

Referenced by get_direction(), and wakeup().

m_id

int InputUnit::m_id

private

Definition at line 151 of file InputUnit.hh.

Referenced by wakeup().

m_in_link

NetworkLink* InputUnit::m_in_link

private

Definition at line 154 of file InputUnit.hh.

Referenced by get_inlink_id(), set_in_link(), and wakeup().

m_num_buffer_reads

std::vector<double> InputUnit::m_num_buffer_reads

private

Definition at line 163 of file InputUnit.hh.

Referenced by get_buf_read_activity(), InputUnit(), resetStats(), and wakeup().

m_num_buffer_writes

std::vector<double> InputUnit::m_num_buffer_writes

private

Definition at line 162 of file InputUnit.hh.

Referenced by get_buf_write_activity(), InputUnit(), resetStats(), and wakeup().

m_router

Router* InputUnit::m_router

private

Definition at line 150 of file InputUnit.hh.

Referenced by increment_credit(), InputUnit(), and wakeup().

m_vc_per_vnet

int InputUnit::m_vc_per_vnet

private

Definition at line 153 of file InputUnit.hh.

Referenced by InputUnit(), and wakeup().

virtualChannels

std::vector<VirtualChannel> InputUnit::virtualChannels

private

Definition at line 159 of file InputUnit.hh.

Referenced by functionalWrite(), get_enqueue_time(), get_outport(), get_outvc(), getTopFlit(), grant_outport(), grant_outvc(), InputUnit(), isReady(), need_stage(), peekTopFlit(), set_vc_active(), set_vc_idle(), and wakeup().

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

• mem/ruby/network/garnet/InputUnit.hh
• mem/ruby/network/garnet/InputUnit.cc