#include <SimpleNetwork.hh>

Inheritance diagram for gem5::ruby::SimpleNetwork:

Classes
struct	NetworkStats

Public Member Functions
	PARAMS (SimpleNetwork)

	SimpleNetwork (const Params &p)

	~SimpleNetwork ()=default

void	init ()
	init() is called after all C++ SimObjects have been created and all ports are connected.

int	getBufferSize ()

int	getEndpointBandwidth ()

void	collateStats ()

void	regStats ()
	Callback to set stat parameters.

bool	isVNetOrdered (int vnet) const

void	makeExtOutLink (SwitchID src, NodeID dest, BasicLink *link, std::vector< NetDest > &routing_table_entry)

void	makeExtInLink (NodeID src, SwitchID dest, BasicLink *link, std::vector< NetDest > &routing_table_entry)

void	makeInternalLink (SwitchID src, SwitchID dest, BasicLink *link, std::vector< NetDest > &routing_table_entry, PortDirection src_outport, PortDirection dst_inport)

void	print (std::ostream &out) const

bool	functionalRead (Packet *pkt)

bool	functionalRead (Packet *pkt, WriteMask &mask)

uint32_t	functionalWrite (Packet *pkt)

Public Member Functions inherited from gem5::ruby::Network
	PARAMS (RubyNetwork)

	Network (const Params &p)

virtual	~Network ()

int	getNumNodes () const

void	setToNetQueue (NodeID global_id, bool ordered, int netNumber, std::string vnet_type, MessageBuffer *b)

virtual void	setFromNetQueue (NodeID global_id, bool ordered, int netNumber, std::string vnet_type, MessageBuffer *b)

virtual void	checkNetworkAllocation (NodeID local_id, bool ordered, int network_num, std::string vnet_type)

NodeID	addressToNodeID (Addr addr, MachineType mtype)
	Map an address to the correct NodeID.

Port &	getPort (const std::string &, PortID idx=InvalidPortID) override
	Get a port with a given name and index.

NodeID	getLocalNodeID (NodeID global_id) const

Public Member Functions inherited from gem5::ClockedObject
	ClockedObject (const ClockedObjectParams &p)

void	serialize (CheckpointOut &cp) const override
	Serialize an object.

void	unserialize (CheckpointIn &cp) override
	Unserialize an object.

Public Member Functions inherited from gem5::SimObject
const Params &	params () const

	SimObject (const Params &p)

virtual	~SimObject ()

virtual void	loadState (CheckpointIn &cp)
	loadState() is called on each SimObject when restoring from a checkpoint.

virtual void	initState ()
	initState() is called on each SimObject when not restoring from a checkpoint.

virtual void	regProbePoints ()
	Register probe points for this object.

virtual void	regProbeListeners ()
	Register probe listeners for this object.

ProbeManager *	getProbeManager ()
	Get the probe manager for this object.

virtual void	startup ()
	startup() is the final initialization call before simulation.

DrainState	drain () override
	Provide a default implementation of the drain interface for objects that don't need draining.

virtual void	memWriteback ()
	Write back dirty buffers to memory using functional writes.

virtual void	memInvalidate ()
	Invalidate the contents of memory buffers.

void	serialize (CheckpointOut &cp) const override
	Serialize an object.

void	unserialize (CheckpointIn &cp) override
	Unserialize an object.

Public Member Functions inherited from gem5::EventManager
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)
	This function is not needed by the usual gem5 event loop but may be necessary in derived EventQueues which host gem5 on other schedulers.

void	setCurTick (Tick newVal)

	EventManager (EventManager &em)
	Event manger manages events in the event queue.

	EventManager (EventManager *em)

	EventManager (EventQueue *eq)

Public Member Functions inherited from gem5::Serializable
	Serializable ()

virtual	~Serializable ()

void	serializeSection (CheckpointOut &cp, const char *name) const
	Serialize an object into a new section.

void	serializeSection (CheckpointOut &cp, const std::string &name) const

void	unserializeSection (CheckpointIn &cp, const char *name)
	Unserialize an a child object.

void	unserializeSection (CheckpointIn &cp, const std::string &name)

Public Member Functions inherited from gem5::Drainable
DrainState	drainState () const
	Return the current drain state of an object.

virtual void	notifyFork ()
	Notify a child process of a fork.

Public Member Functions inherited from gem5::statistics::Group
	Group (Group parent, const char name=nullptr)
	Construct a new statistics group.

virtual	~Group ()

virtual void	resetStats ()
	Callback to reset stats.

virtual void	preDumpStats ()
	Callback before stats are dumped.

void	addStat (statistics::Info *info)
	Register a stat with this group.

const std::map< std::string, Group * > &	getStatGroups () const
	Get all child groups associated with this object.

const std::vector< Info * > &	getStats () const
	Get all stats associated with this object.

void	addStatGroup (const char name, Group block)
	Add a stat block as a child of this block.

const Info *	resolveStat (std::string name) const
	Resolve a stat by its name within this group.

void	mergeStatGroup (Group *block)
	Merge the contents (stats & children) of a block to this block.

	Group ()=delete

	Group (const Group &)=delete

Group &	operator= (const Group &)=delete

Public Member Functions inherited from gem5::Named
	Named (const std::string &name_)

virtual	~Named ()=default

virtual std::string	name () const

Public Member Functions inherited from gem5::Clocked
void	updateClockPeriod ()
	Update the tick to the current tick.

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.

Cycles	curCycle () const
	Determine the current cycle, corresponding to a tick aligned to a clock edge.

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.

uint64_t	frequency () const

Tick	clockPeriod () const

double	voltage () const

Cycles	ticksToCycles (Tick t) const

Tick	cyclesToTicks (Cycles c) const

Private Member Functions
void	addLink (SwitchID src, SwitchID dest, int link_latency)

void	makeLink (SwitchID src, SwitchID dest, const NetDest &routing_table_entry, int link_latency)

void	makeTopology ()

	SimpleNetwork (const SimpleNetwork &obj)

SimpleNetwork &	operator= (const SimpleNetwork &obj)

Private Attributes
std::unordered_map< int, Switch * >	m_switches

std::vector< MessageBuffer * >	m_int_link_buffers

const int	m_buffer_size

const int	m_endpoint_bandwidth

gem5::ruby::SimpleNetwork::NetworkStats	networkStats

Additional Inherited Members
Public Types inherited from gem5::ClockedObject
using	Params = ClockedObjectParams
	Parameters of ClockedObject.

Public Types inherited from gem5::SimObject
typedef SimObjectParams	Params

Static Public Member Functions inherited from gem5::ruby::Network
static uint32_t	getNumberOfVirtualNetworks ()

static uint32_t	MessageSizeType_to_int (MessageSizeType size_type)

Static Public Member Functions inherited from gem5::SimObject
static void	serializeAll (const std::string &cpt_dir)
	Create a checkpoint by serializing all SimObjects in the system.

static SimObject *	find (const char *name)
	Find the SimObject with the given name and return a pointer to it.

static void	setSimObjectResolver (SimObjectResolver *resolver)
	There is a single object name resolver, and it is only set when simulation is restoring from checkpoints.

static SimObjectResolver *	getSimObjectResolver ()
	There is a single object name resolver, and it is only set when simulation is restoring from checkpoints.

Static Public Member Functions inherited from gem5::Serializable
static const std::string &	currentSection ()
	Gets the fully-qualified name of the active section.

static void	generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream)
	Generate a checkpoint file so that the serialization can be routed to it.

Public Attributes inherited from gem5::ClockedObject
PowerState *	powerState

Protected Member Functions inherited from gem5::ruby::Network
	Network (const Network &obj)

Network &	operator= (const Network &obj)

Protected Member Functions inherited from gem5::Drainable
	Drainable ()

virtual	~Drainable ()

virtual void	drainResume ()
	Resume execution after a successful drain.

void	signalDrainDone () const
	Signal that an object is drained.

Protected Member Functions inherited from gem5::Clocked
	Clocked (ClockDomain &clk_domain)
	Create a clocked object and set the clock domain based on the parameters.

	Clocked (Clocked &)=delete

Clocked &	operator= (Clocked &)=delete

virtual	~Clocked ()
	Virtual destructor due to inheritance.

void	resetClock () const
	Reset the object's clock using the current global tick value.

virtual void	clockPeriodUpdated ()
	A hook subclasses can implement so they can do any extra work that's needed when the clock rate is changed.

Protected Attributes inherited from gem5::ruby::Network
uint32_t	m_nodes

std::vector< std::string >	m_vnet_type_names

Topology *	m_topology_ptr

std::vector< std::vector< MessageBuffer * > >	m_toNetQueues

std::vector< std::vector< MessageBuffer * > >	m_fromNetQueues

std::vector< bool >	m_ordered

Protected Attributes inherited from gem5::SimObject
const SimObjectParams &	_params
	Cached copy of the object parameters.

Protected Attributes inherited from gem5::EventManager
EventQueue *	eventq
	A pointer to this object's event queue.

Static Protected Attributes inherited from gem5::ruby::Network
static uint32_t	m_virtual_networks

static uint32_t	m_control_msg_size

static uint32_t	m_data_msg_size

Detailed Description

Definition at line 61 of file SimpleNetwork.hh.

Constructor & Destructor Documentation

◆ SimpleNetwork() [1/2]

gem5::ruby::SimpleNetwork::SimpleNetwork ( const Params & p )

Definition at line 61 of file SimpleNetwork.cc.

References fatal_if, gem5::ArmISA::i, gem5::ArmISA::id, m_switches, gem5::MipsISA::p, gem5::ArmISA::s, and gem5::safe_cast().

◆ ~SimpleNetwork()

gem5::ruby::SimpleNetwork::~SimpleNetwork ( )

default

◆ SimpleNetwork() [2/2]

gem5::ruby::SimpleNetwork::SimpleNetwork ( const SimpleNetwork & obj )

private

Member Function Documentation

◆ addLink()

void gem5::ruby::SimpleNetwork::addLink	(	SwitchID	src,
		SwitchID	dest,
		int	link_latency )

private

◆ collateStats()

void gem5::ruby::SimpleNetwork::collateStats ( )

virtual

Implements gem5::ruby::Network.

Definition at line 194 of file SimpleNetwork.cc.

References m_switches.

◆ functionalRead() [1/2]

bool gem5::ruby::SimpleNetwork::functionalRead ( Packet * pkt )

virtual

Reimplemented from gem5::ruby::Network.

Definition at line 213 of file SimpleNetwork.cc.

References functionalRead(), gem5::ArmISA::i, m_int_link_buffers, and m_switches.

Referenced by functionalRead(), and functionalRead().

◆ functionalRead() [2/2]

bool gem5::ruby::SimpleNetwork::functionalRead	(	Packet *	pkt,
		WriteMask &	mask )

virtual

Reimplemented from gem5::ruby::Network.

Definition at line 228 of file SimpleNetwork.cc.

References functionalRead(), gem5::ArmISA::i, m_int_link_buffers, m_switches, and gem5::ArmISA::mask.

◆ functionalWrite()

uint32_t gem5::ruby::SimpleNetwork::functionalWrite ( Packet * pkt )

virtual

Reimplemented from gem5::ruby::Network.

Definition at line 243 of file SimpleNetwork.cc.

References gem5::ArmISA::i, m_int_link_buffers, and m_switches.

◆ getBufferSize()

int gem5::ruby::SimpleNetwork::getBufferSize ( )

inline

Definition at line 71 of file SimpleNetwork.hh.

References m_buffer_size.

◆ getEndpointBandwidth()

int gem5::ruby::SimpleNetwork::getEndpointBandwidth ( )

inline

Definition at line 72 of file SimpleNetwork.hh.

References m_endpoint_bandwidth.

Referenced by gem5::ruby::Switch::addOutPort().

◆ init()

void gem5::ruby::SimpleNetwork::init ( )

virtual

init() is called after all C++ SimObjects have been created and all ports are connected.

Initializations that are independent of unserialization but rely on a fully instantiated and connected SimObject graph should be done here.

Reimplemented from gem5::SimObject.

Definition at line 94 of file SimpleNetwork.cc.

References gem5::ruby::Topology::createLinks(), gem5::SimObject::init(), and gem5::ruby::Network::m_topology_ptr.

◆ isVNetOrdered()

bool gem5::ruby::SimpleNetwork::isVNetOrdered ( int vnet ) const

inline

Definition at line 77 of file SimpleNetwork.hh.

References gem5::ruby::Network::m_ordered.

Referenced by gem5::ruby::PerfectSwitch::operateMessageBuffer().

◆ makeExtInLink()

void gem5::ruby::SimpleNetwork::makeExtInLink	(	NodeID	src,
		SwitchID	dest,
		BasicLink *	link,
		std::vector< NetDest > &	routing_table_entry )

virtual

Implements gem5::ruby::Network.

Definition at line 130 of file SimpleNetwork.cc.

References gem5::ruby::Network::getLocalNodeID(), gem5::ruby::Network::m_nodes, m_switches, and gem5::ruby::Network::m_toNetQueues.

◆ makeExtOutLink()

void gem5::ruby::SimpleNetwork::makeExtOutLink	(	SwitchID	src,
		NodeID	dest,
		BasicLink *	link,
		std::vector< NetDest > &	routing_table_entry )

virtual

Implements gem5::ruby::Network.

Definition at line 106 of file SimpleNetwork.cc.

References gem5_assert, gem5::ruby::Network::getLocalNodeID(), gem5::ruby::SimpleExtLink::m_bw_multiplier, gem5::ruby::Network::m_fromNetQueues, gem5::ruby::BasicLink::m_latency, gem5::ruby::Network::m_nodes, m_switches, gem5::SimObject::params(), and gem5::safe_cast().

◆ makeInternalLink()

void gem5::ruby::SimpleNetwork::makeInternalLink	(	SwitchID	src,
		SwitchID	dest,
		BasicLink *	link,
		std::vector< NetDest > &	routing_table_entry,
		PortDirection	src_outport,
		PortDirection	dst_inport )

virtual

Implements gem5::ruby::Network.

Definition at line 140 of file SimpleNetwork.cc.

References gem5::ruby::SimpleIntLink::m_buffers, gem5::ruby::SimpleIntLink::m_bw_multiplier, m_int_link_buffers, gem5::ruby::BasicLink::m_latency, m_switches, gem5::ruby::BasicLink::m_weight, and gem5::safe_cast().

◆ makeLink()

void gem5::ruby::SimpleNetwork::makeLink	(	SwitchID	src,
		SwitchID	dest,
		const NetDest &	routing_table_entry,
		int	link_latency )

private

◆ makeTopology()

void gem5::ruby::SimpleNetwork::makeTopology ( )

private

◆ operator=()

SimpleNetwork & gem5::ruby::SimpleNetwork::operator= ( const SimpleNetwork & obj )

private

◆ PARAMS()

gem5::ruby::SimpleNetwork::PARAMS ( SimpleNetwork )

◆ print()

void gem5::ruby::SimpleNetwork::print ( std::ostream & out ) const

virtual

Implements gem5::ruby::Network.

Definition at line 202 of file SimpleNetwork.cc.

Referenced by gem5::ruby::operator<<().

◆ regStats()

void gem5::ruby::SimpleNetwork::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 gem5::statistics::Group.

Definition at line 161 of file SimpleNetwork.cc.

References gem5::statistics::constant(), gem5::csprintf(), flags, gem5::ruby::SimpleNetwork::NetworkStats::m_msg_bytes, gem5::ruby::SimpleNetwork::NetworkStats::m_msg_counts, m_switches, gem5::ruby::Network::MessageSizeType_to_int(), networkStats, gem5::statistics::nozero, gem5::statistics::Group::regStats(), gem5::RiscvISA::sum, and gem5::X86ISA::type.

Member Data Documentation

◆ m_buffer_size

const int gem5::ruby::SimpleNetwork::m_buffer_size

private

Definition at line 107 of file SimpleNetwork.hh.

Referenced by getBufferSize().

◆ m_endpoint_bandwidth

const int gem5::ruby::SimpleNetwork::m_endpoint_bandwidth

private

Definition at line 108 of file SimpleNetwork.hh.

Referenced by getEndpointBandwidth().

◆ m_int_link_buffers

std::vector<MessageBuffer*> gem5::ruby::SimpleNetwork::m_int_link_buffers

private

Definition at line 106 of file SimpleNetwork.hh.

Referenced by functionalRead(), functionalRead(), functionalWrite(), and makeInternalLink().

◆ m_switches

std::unordered_map<int, Switch*> gem5::ruby::SimpleNetwork::m_switches

private

Definition at line 105 of file SimpleNetwork.hh.

Referenced by collateStats(), functionalRead(), functionalRead(), functionalWrite(), makeExtInLink(), makeExtOutLink(), makeInternalLink(), regStats(), and SimpleNetwork().

◆ networkStats

gem5::ruby::SimpleNetwork::NetworkStats gem5::ruby::SimpleNetwork::networkStats

private

Referenced by regStats().

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

mem/ruby/network/simple/SimpleNetwork.hh
mem/ruby/network/simple/SimpleNetwork.cc

Classes

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ SimpleNetwork() [1/2]

◆ ~SimpleNetwork()

◆ SimpleNetwork() [2/2]

Member Function Documentation

◆ addLink()

◆ collateStats()

◆ functionalRead() [1/2]

◆ functionalRead() [2/2]

◆ functionalWrite()

◆ getBufferSize()

◆ getEndpointBandwidth()

◆ init()

◆ isVNetOrdered()

◆ makeExtInLink()

◆ makeExtOutLink()

◆ makeInternalLink()

◆ makeLink()

◆ makeTopology()

◆ operator=()

◆ PARAMS()

◆ print()

◆ regStats()

Member Data Documentation

◆ m_buffer_size

◆ m_endpoint_bandwidth

◆ m_int_link_buffers

◆ m_switches

◆ networkStats