OutputUnit Class Reference

#include <OutputUnit.hh>

Inheritance diagram for OutputUnit:

Public Member Functions
	OutputUnit (int id, PortDirection direction, Router *router)
	~OutputUnit ()=default
void	set_out_link (NetworkLink *link)
void	set_credit_link (CreditLink *credit_link)
void	wakeup ()
flitBuffer *	getOutQueue ()
void	print (std::ostream &out) const
void	decrement_credit (int out_vc)
void	increment_credit (int out_vc)
bool	has_credit (int out_vc)
bool	has_free_vc (int vnet)
int	select_free_vc (int vnet)
PortDirection	get_direction ()
int	get_credit_count (int vc)
int	get_outlink_id ()
void	set_vc_state (VC_state_type state, int vc, Cycles curTime)
bool	is_vc_idle (int vc, Cycles curTime)
void	insert_flit (flit *t_flit)
uint32_t	functionalWrite (Packet *pkt)
Public Member Functions inherited from Consumer
	Consumer (ClockedObject *_em)
virtual	~Consumer ()
virtual void	storeEventInfo (int info)
bool	alreadyScheduled (Tick time)
void	insertScheduledWakeupTime (Tick time)
void	scheduleEventAbsolute (Tick timeAbs)

Private Attributes
Router *	m_router
int M5_CLASS_VAR_USED	m_id
PortDirection	m_direction
int	m_vc_per_vnet
NetworkLink *	m_out_link
CreditLink *	m_credit_link
flitBuffer	outBuffer
std::vector< OutVcState >	outVcState

Additional Inherited Members
Protected Member Functions inherited from Consumer
void	scheduleEvent (Cycles timeDelta)

Detailed Description

Definition at line 47 of file OutputUnit.hh.

Constructor & Destructor Documentation

OutputUnit()

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

Definition at line 40 of file OutputUnit.cc.

References Router::get_net_ptr(), Router::get_num_vcs(), ArmISA::i, m_router, and outVcState.

~OutputUnit()

OutputUnit::~OutputUnit ( )

default

Member Function Documentation

decrement_credit()

void OutputUnit::decrement_credit

(

int

out_vc

)

Definition at line 52 of file OutputUnit.cc.

References Clocked::curCycle(), DPRINTF, Router::get_id(), m_id, m_router, and outVcState.

Referenced by print().

functionalWrite()

uint32_t OutputUnit::functionalWrite

(

Packet *

pkt

)

Definition at line 158 of file OutputUnit.cc.

References flitBuffer::functionalWrite(), and outBuffer.

Referenced by is_vc_idle().

get_credit_count()

int OutputUnit::get_credit_count ( int  vc )

inline

Definition at line 66 of file OutputUnit.hh.

References outVcState.

get_direction()

PortDirection OutputUnit::get_direction ( )

inline

Definition at line 63 of file OutputUnit.hh.

References m_direction.

get_outlink_id()

int OutputUnit::get_outlink_id ( )

inline

Definition at line 72 of file OutputUnit.hh.

References NetworkLink::get_id(), and m_out_link.

getOutQueue()

flitBuffer * OutputUnit::getOutQueue

(

)

Definition at line 133 of file OutputUnit.cc.

References outBuffer.

Referenced by Router::addOutPort().

has_credit()

bool OutputUnit::has_credit

(

int

out_vc

)

Definition at line 75 of file OutputUnit.cc.

References ACTIVE_, Clocked::curCycle(), m_router, and outVcState.

Referenced by print(), and SwitchAllocator::send_allowed().

has_free_vc()

bool OutputUnit::has_free_vc

(

int

vnet

)

Definition at line 84 of file OutputUnit.cc.

References Clocked::curCycle(), is_vc_idle(), m_router, and m_vc_per_vnet.

Referenced by print().

increment_credit()

void OutputUnit::increment_credit

(

int

out_vc

)

Definition at line 62 of file OutputUnit.cc.

References Clocked::curCycle(), DPRINTF, Router::get_id(), m_id, m_router, and outVcState.

Referenced by print(), and wakeup().

insert_flit()

void OutputUnit::insert_flit

(

flit *

t_flit

)

Definition at line 151 of file OutputUnit.cc.

References Clocked::clockEdge(), flitBuffer::insert(), m_out_link, m_router, outBuffer, and Consumer::scheduleEventAbsolute().

Referenced by is_vc_idle(), and CrossbarSwitch::wakeup().

is_vc_idle()

bool OutputUnit::is_vc_idle ( int  vc, Cycles  curTime  )

inline

Definition at line 84 of file OutputUnit.hh.

References functionalWrite(), IDLE_, insert_flit(), and outVcState.

Referenced by has_free_vc(), and select_free_vc().

print()

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

inlinevirtual

Implements Consumer.

Definition at line 56 of file OutputUnit.hh.

References decrement_credit(), has_credit(), has_free_vc(), increment_credit(), and select_free_vc().

select_free_vc()

int OutputUnit::select_free_vc

(

int

vnet

)

Definition at line 97 of file OutputUnit.cc.

References ACTIVE_, Clocked::curCycle(), is_vc_idle(), m_router, m_vc_per_vnet, and outVcState.

Referenced by print(), and SwitchAllocator::vc_allocate().

set_credit_link()

void OutputUnit::set_credit_link

(

CreditLink *

credit_link

)

Definition at line 145 of file OutputUnit.cc.

References m_credit_link.

Referenced by Router::addOutPort().

set_out_link()

void OutputUnit::set_out_link

(

NetworkLink *

link

)

Definition at line 139 of file OutputUnit.cc.

References m_out_link.

Referenced by Router::addOutPort().

set_vc_state()

void OutputUnit::set_vc_state ( VC_state_type  state, int  vc, Cycles  curTime  )

inline

Definition at line 78 of file OutputUnit.hh.

References outVcState.

Referenced by wakeup().

wakeup()

void OutputUnit::wakeup ( )

virtual

Implements Consumer.

Definition at line 119 of file OutputUnit.cc.

References NetworkLink::consumeLink(), Clocked::curCycle(), flit::get_vc(), IDLE_, increment_credit(), Credit::is_free_signal(), NetworkLink::isReady(), m_credit_link, m_router, and set_vc_state().

Member Data Documentation

m_credit_link

CreditLink* OutputUnit::m_credit_link

private

Definition at line 99 of file OutputUnit.hh.

Referenced by set_credit_link(), and wakeup().

m_direction

PortDirection OutputUnit::m_direction

private

Definition at line 96 of file OutputUnit.hh.

Referenced by get_direction().

m_id

int M5_CLASS_VAR_USED OutputUnit::m_id

private

Definition at line 95 of file OutputUnit.hh.

Referenced by decrement_credit(), and increment_credit().

m_out_link

NetworkLink* OutputUnit::m_out_link

private

Definition at line 98 of file OutputUnit.hh.

Referenced by get_outlink_id(), insert_flit(), and set_out_link().

m_router

Router* OutputUnit::m_router

private

Definition at line 94 of file OutputUnit.hh.

Referenced by decrement_credit(), has_credit(), has_free_vc(), increment_credit(), insert_flit(), OutputUnit(), select_free_vc(), and wakeup().

m_vc_per_vnet

int OutputUnit::m_vc_per_vnet

private

Definition at line 97 of file OutputUnit.hh.

Referenced by has_free_vc(), and select_free_vc().

outBuffer

flitBuffer OutputUnit::outBuffer

private

Definition at line 102 of file OutputUnit.hh.

Referenced by functionalWrite(), getOutQueue(), and insert_flit().

outVcState

std::vector<OutVcState> OutputUnit::outVcState

private

Definition at line 104 of file OutputUnit.hh.

Referenced by decrement_credit(), get_credit_count(), has_credit(), increment_credit(), is_vc_idle(), OutputUnit(), select_free_vc(), and set_vc_state().

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

• mem/ruby/network/garnet2.0/OutputUnit.hh
• mem/ruby/network/garnet2.0/OutputUnit.cc