gem5 v24.1.0.1
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Public Member Functions | Private Attributes | List of all members
gem5::ruby::garnet::SwitchAllocator Class Reference

#include <SwitchAllocator.hh>

Inheritance diagram for gem5::ruby::garnet::SwitchAllocator:
gem5::ruby::Consumer

Public Member Functions

 SwitchAllocator (Router *router)
 
void wakeup ()
 
void init ()
 
void clear_request_vector ()
 
void check_for_wakeup ()
 
int get_vnet (int invc)
 
void print (std::ostream &out) const
 
void arbitrate_inports ()
 
void arbitrate_outports ()
 
bool send_allowed (int inport, int invc, int outport, int outvc)
 
int vc_allocate (int outport, int inport, int invc)
 
double get_input_arbiter_activity ()
 
double get_output_arbiter_activity ()
 
void resetStats ()
 
- Public Member Functions inherited from gem5::ruby::Consumer
 Consumer (ClockedObject *em, Event::Priority ev_prio=Event::Default_Pri)
 
virtual ~Consumer ()
 
virtual void storeEventInfo (int info)
 
bool alreadyScheduled (Tick time)
 
ClockedObject * getObject ()
 
void scheduleEventAbsolute (Tick timeAbs)
 
void scheduleEvent (Cycles timeDelta)
 

Private Attributes

int m_num_inports
 
int m_num_outports
 
int m_num_vcs
 
int m_vc_per_vnet
 
double m_input_arbiter_activity
 
double m_output_arbiter_activity
 
Router * m_router
 
std::vector< int > m_round_robin_invc
 
std::vector< int > m_round_robin_inport
 
std::vector< int > m_port_requests
 
std::vector< int > m_vc_winners
 

Detailed Description

Definition at line 54 of file SwitchAllocator.hh.

Constructor & Destructor Documentation

◆ SwitchAllocator()

gem5::ruby::garnet::SwitchAllocator::SwitchAllocator ( Router *  router)

Definition at line 49 of file SwitchAllocator.cc.

References gem5::ruby::garnet::Router::get_num_vcs(), gem5::ruby::garnet::Router::get_vc_per_vnet(), m_input_arbiter_activity, m_num_vcs, m_output_arbiter_activity, m_router, and m_vc_per_vnet.

Member Function Documentation

◆ arbitrate_inports()

void gem5::ruby::garnet::SwitchAllocator::arbitrate_inports ( )

Definition at line 111 of file SwitchAllocator.cc.

References gem5::curTick(), gem5::ruby::garnet::InputUnit::get_outport(), gem5::ruby::garnet::Router::getInputUnit(), m_input_arbiter_activity, m_num_inports, m_num_vcs, m_port_requests, m_round_robin_invc, m_router, m_vc_winners, gem5::ruby::garnet::SA_, and send_allowed().

Referenced by wakeup().

◆ arbitrate_outports()

void gem5::ruby::garnet::SwitchAllocator::arbitrate_outports ( )

Definition at line 163 of file SwitchAllocator.cc.

References gem5::ruby::garnet::flit::advance_stage(), gem5::Clocked::curCycle(), gem5::curTick(), DPRINTF, gem5::ruby::garnet::Router::get_id(), gem5::ruby::garnet::flit::get_type(), gem5::ruby::garnet::Router::getInputUnit(), gem5::ruby::garnet::Router::getOutputUnit(), gem5::ruby::garnet::Router::getPortDirectionName(), gem5::ruby::garnet::Router::grant_switch(), gem5::ruby::garnet::HEAD_TAIL_, m_num_inports, m_num_outports, m_num_vcs, m_output_arbiter_activity, m_port_requests, m_round_robin_inport, m_round_robin_invc, m_router, m_vc_winners, gem5::ruby::garnet::flit::set_outport(), gem5::ruby::garnet::flit::set_vc(), gem5::ruby::garnet::ST_, gem5::ruby::garnet::TAIL_, and vc_allocate().

Referenced by wakeup().

◆ check_for_wakeup()

void gem5::ruby::garnet::SwitchAllocator::check_for_wakeup ( )

Definition at line 357 of file SwitchAllocator.cc.

References gem5::ruby::Consumer::alreadyScheduled(), gem5::Clocked::clockEdge(), gem5::ruby::garnet::Router::getInputUnit(), gem5::ArmISA::i, m_num_inports, m_num_vcs, m_router, gem5::ruby::garnet::InputUnit::need_stage(), gem5::ruby::garnet::SA_, and gem5::ruby::garnet::Router::schedule_wakeup().

Referenced by wakeup().

◆ clear_request_vector()

void gem5::ruby::garnet::SwitchAllocator::clear_request_vector ( )

Definition at line 387 of file SwitchAllocator.cc.

References m_port_requests.

Referenced by wakeup().

◆ get_input_arbiter_activity()

double gem5::ruby::garnet::SwitchAllocator::get_input_arbiter_activity ( )
inline

Definition at line 70 of file SwitchAllocator.hh.

References m_input_arbiter_activity.

Referenced by gem5::ruby::garnet::Router::collateStats().

◆ get_output_arbiter_activity()

double gem5::ruby::garnet::SwitchAllocator::get_output_arbiter_activity ( )
inline

Definition at line 75 of file SwitchAllocator.hh.

References m_output_arbiter_activity.

Referenced by gem5::ruby::garnet::Router::collateStats().

◆ get_vnet()

int gem5::ruby::garnet::SwitchAllocator::get_vnet ( int  invc)

Definition at line 376 of file SwitchAllocator.cc.

References m_vc_per_vnet.

Referenced by send_allowed(), and vc_allocate().

◆ init()

void gem5::ruby::garnet::SwitchAllocator::init ( )

Definition at line 61 of file SwitchAllocator.cc.

References gem5::ruby::garnet::Router::get_num_inports(), gem5::ruby::garnet::Router::get_num_outports(), gem5::ArmISA::i, m_num_inports, m_num_outports, m_port_requests, m_round_robin_inport, m_round_robin_invc, m_router, and m_vc_winners.

Referenced by gem5::ruby::garnet::Router::init().

◆ print()

void gem5::ruby::garnet::SwitchAllocator::print ( std::ostream &  out) const
inlinevirtual

Implements gem5::ruby::Consumer.

Definition at line 63 of file SwitchAllocator.hh.

◆ resetStats()

void gem5::ruby::garnet::SwitchAllocator::resetStats ( )

Definition at line 393 of file SwitchAllocator.cc.

References m_input_arbiter_activity, and m_output_arbiter_activity.

Referenced by gem5::ruby::garnet::Router::resetStats().

◆ send_allowed()

bool gem5::ruby::garnet::SwitchAllocator::send_allowed ( int  inport,
int  invc,
int  outport,
int  outvc 
)

Definition at line 284 of file SwitchAllocator.cc.

References gem5::curTick(), gem5::ruby::garnet::InputUnit::get_enqueue_time(), gem5::ruby::garnet::Router::get_net_ptr(), get_vnet(), gem5::ruby::garnet::Router::getInputUnit(), gem5::ruby::garnet::Router::getOutputUnit(), gem5::ruby::garnet::OutputUnit::has_credit(), m_router, m_vc_per_vnet, and gem5::ruby::garnet::SA_.

Referenced by arbitrate_inports().

◆ vc_allocate()

int gem5::ruby::garnet::SwitchAllocator::vc_allocate ( int  outport,
int  inport,
int  invc 
)

Definition at line 342 of file SwitchAllocator.cc.

References get_vnet(), gem5::ruby::garnet::Router::getInputUnit(), gem5::ruby::garnet::Router::getOutputUnit(), gem5::ruby::garnet::InputUnit::grant_outvc(), m_router, and gem5::ruby::garnet::OutputUnit::select_free_vc().

Referenced by arbitrate_outports().

◆ wakeup()

void gem5::ruby::garnet::SwitchAllocator::wakeup ( )
virtual

Implements gem5::ruby::Consumer.

Definition at line 91 of file SwitchAllocator.cc.

References arbitrate_inports(), arbitrate_outports(), check_for_wakeup(), and clear_request_vector().

Referenced by gem5::ruby::garnet::Router::wakeup().

Member Data Documentation

◆ m_input_arbiter_activity

double gem5::ruby::garnet::SwitchAllocator::m_input_arbiter_activity
private

Definition at line 86 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), get_input_arbiter_activity(), resetStats(), and SwitchAllocator().

◆ m_num_inports

int gem5::ruby::garnet::SwitchAllocator::m_num_inports
private

Definition at line 83 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), arbitrate_outports(), check_for_wakeup(), and init().

◆ m_num_outports

int gem5::ruby::garnet::SwitchAllocator::m_num_outports
private

Definition at line 83 of file SwitchAllocator.hh.

Referenced by arbitrate_outports(), and init().

◆ m_num_vcs

int gem5::ruby::garnet::SwitchAllocator::m_num_vcs
private

Definition at line 84 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), arbitrate_outports(), check_for_wakeup(), and SwitchAllocator().

◆ m_output_arbiter_activity

double gem5::ruby::garnet::SwitchAllocator::m_output_arbiter_activity
private

Definition at line 86 of file SwitchAllocator.hh.

Referenced by arbitrate_outports(), get_output_arbiter_activity(), resetStats(), and SwitchAllocator().

◆ m_port_requests

std::vector<int> gem5::ruby::garnet::SwitchAllocator::m_port_requests
private

Definition at line 91 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), arbitrate_outports(), clear_request_vector(), and init().

◆ m_round_robin_inport

std::vector<int> gem5::ruby::garnet::SwitchAllocator::m_round_robin_inport
private

Definition at line 90 of file SwitchAllocator.hh.

Referenced by arbitrate_outports(), and init().

◆ m_round_robin_invc

std::vector<int> gem5::ruby::garnet::SwitchAllocator::m_round_robin_invc
private

Definition at line 89 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), arbitrate_outports(), and init().

◆ m_router

Router* gem5::ruby::garnet::SwitchAllocator::m_router
private

Definition at line 88 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), arbitrate_outports(), check_for_wakeup(), init(), send_allowed(), SwitchAllocator(), and vc_allocate().

◆ m_vc_per_vnet

int gem5::ruby::garnet::SwitchAllocator::m_vc_per_vnet
private

Definition at line 84 of file SwitchAllocator.hh.

Referenced by get_vnet(), send_allowed(), and SwitchAllocator().

◆ m_vc_winners

std::vector<int> gem5::ruby::garnet::SwitchAllocator::m_vc_winners
private

Definition at line 92 of file SwitchAllocator.hh.

Referenced by arbitrate_inports(), arbitrate_outports(), and init().

The documentation for this class was generated from the following files:
Generated on Mon Jan 13 2025 04:29:13 for gem5 by doxygen 1.9.8