gem5
v20.1.0.0
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#include <NetworkBridge.hh>
Public Types | |
typedef NetworkBridgeParams | Params |
Public Types inherited from CreditLink | |
typedef CreditLinkParams | Params |
Public Types inherited from NetworkLink | |
typedef NetworkLinkParams | Params |
Public Types inherited from ClockedObject | |
typedef ClockedObjectParams | Params |
Parameters of ClockedObject. More... | |
Public Types inherited from SimObject | |
typedef SimObjectParams | Params |
Public Member Functions | |
NetworkBridge (const Params *p) | |
~NetworkBridge () | |
void | initBridge (NetworkBridge *coBrid, bool cdc_en, bool serdes_en) |
void | wakeup () |
void | neutralize (int vc, int eCredit) |
void | scheduleFlit (flit *t_flit, Cycles latency) |
void | flitisizeAndSend (flit *t_flit) |
void | setVcsPerVnet (uint32_t consumerVcs) |
Public Member Functions inherited from CreditLink | |
CreditLink (const Params *p) | |
Public Member Functions inherited from NetworkLink | |
NetworkLink (const Params *p) | |
~NetworkLink ()=default | |
void | setLinkConsumer (Consumer *consumer) |
void | setSourceQueue (flitBuffer *src_queue, ClockedObject *srcClockObject) |
void | setType (link_type type) |
link_type | getType () |
void | print (std::ostream &out) const |
int | get_id () const |
flitBuffer * | getBuffer () |
unsigned int | getLinkUtilization () const |
const std::vector< unsigned int > & | getVcLoad () const |
bool | isReady (Tick curTime) |
flit * | peekLink () |
flit * | consumeLink () |
uint32_t | functionalWrite (Packet *) |
void | resetStats () |
Callback to reset stats. More... | |
Public Member Functions inherited from ClockedObject | |
ClockedObject (const ClockedObjectParams *p) | |
const Params * | params () const |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. More... | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. More... | |
Public Member Functions inherited from SimObject | |
const Params * | params () const |
SimObject (const Params *_params) | |
virtual | ~SimObject () |
virtual const std::string | name () const |
virtual void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
virtual void | loadState (CheckpointIn &cp) |
loadState() is called on each SimObject when restoring from a checkpoint. More... | |
virtual void | initState () |
initState() is called on each SimObject when not restoring from a checkpoint. More... | |
virtual void | regProbePoints () |
Register probe points for this object. More... | |
virtual void | regProbeListeners () |
Register probe listeners for this object. More... | |
ProbeManager * | getProbeManager () |
Get the probe manager for this object. More... | |
virtual Port & | getPort (const std::string &if_name, PortID idx=InvalidPortID) |
Get a port with a given name and index. More... | |
virtual void | startup () |
startup() is the final initialization call before simulation. More... | |
DrainState | drain () override |
Provide a default implementation of the drain interface for objects that don't need draining. More... | |
virtual void | memWriteback () |
Write back dirty buffers to memory using functional writes. More... | |
virtual void | memInvalidate () |
Invalidate the contents of memory buffers. More... | |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. More... | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. More... | |
Public Member Functions inherited from 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. More... | |
void | setCurTick (Tick newVal) |
EventManager (EventManager &em) | |
Event manger manages events in the event queue. More... | |
EventManager (EventManager *em) | |
EventManager (EventQueue *eq) | |
Public Member Functions inherited from Serializable | |
Serializable () | |
virtual | ~Serializable () |
void | serializeSection (CheckpointOut &cp, const char *name) const |
Serialize an object into a new section. More... | |
void | serializeSection (CheckpointOut &cp, const std::string &name) const |
void | unserializeSection (CheckpointIn &cp, const char *name) |
Unserialize an a child object. More... | |
void | unserializeSection (CheckpointIn &cp, const std::string &name) |
Public Member Functions inherited from Drainable | |
DrainState | drainState () const |
Return the current drain state of an object. More... | |
virtual void | notifyFork () |
Notify a child process of a fork. More... | |
Public Member Functions inherited from Stats::Group | |
Group (Group *parent, const char *name=nullptr) | |
Construct a new statistics group. More... | |
virtual | ~Group () |
virtual void | regStats () |
Callback to set stat parameters. More... | |
virtual void | preDumpStats () |
Callback before stats are dumped. More... | |
void | addStat (Stats::Info *info) |
Register a stat with this group. More... | |
const std::map< std::string, Group * > & | getStatGroups () const |
Get all child groups associated with this object. More... | |
const std::vector< Info * > & | getStats () const |
Get all stats associated with this object. More... | |
void | addStatGroup (const char *name, Group *block) |
Add a stat block as a child of this block. More... | |
const Info * | resolveStat (std::string name) const |
Resolve a stat by its name within this group. More... | |
Group ()=delete | |
Group (const Group &)=delete | |
Group & | operator= (const Group &)=delete |
Public Member Functions inherited from Clocked | |
void | updateClockPeriod () |
Update the tick to the current tick. More... | |
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. More... | |
Cycles | curCycle () const |
Determine the current cycle, corresponding to a tick aligned to a clock edge. More... | |
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. More... | |
uint64_t | frequency () const |
Tick | clockPeriod () const |
double | voltage () const |
Cycles | ticksToCycles (Tick t) const |
Tick | cyclesToTicks (Cycles c) const |
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) |
Protected Attributes | |
NetworkBridge * | coBridge |
NetworkLink * | nLink |
bool | enCdc |
bool | enSerDes |
int | mType |
Cycles | cdcLatency |
Cycles | serDesLatency |
Tick | lastScheduledAt |
std::vector< int > | lenBuffer |
std::vector< int > | sizeSent |
std::vector< int > | flitsSent |
std::vector< std::queue< int > > | extraCredit |
Protected Attributes inherited from NetworkLink | |
uint32_t | m_virt_nets |
flitBuffer | linkBuffer |
Consumer * | link_consumer |
flitBuffer * | link_srcQueue |
Protected Attributes inherited from SimObject | |
const SimObjectParams * | _params |
Cached copy of the object parameters. More... | |
Protected Attributes inherited from EventManager | |
EventQueue * | eventq |
A pointer to this object's event queue. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from SimObject | |
static void | serializeAll (CheckpointOut &cp) |
Serialize all SimObjects in the system. More... | |
static SimObject * | find (const char *name) |
Find the SimObject with the given name and return a pointer to it. More... | |
Static Public Member Functions inherited from Serializable | |
static const std::string & | currentSection () |
Gets the fully-qualified name of the active section. More... | |
static void | serializeAll (const std::string &cpt_dir) |
Serializes all the SimObjects. More... | |
static void | unserializeGlobals (CheckpointIn &cp) |
Public Attributes inherited from NetworkLink | |
std::vector< int > | mVnets |
uint32_t | bitWidth |
Public Attributes inherited from ClockedObject | |
PowerState * | powerState |
Protected Member Functions inherited from Drainable | |
Drainable () | |
virtual | ~Drainable () |
virtual void | drainResume () |
Resume execution after a successful drain. More... | |
void | signalDrainDone () const |
Signal that an object is drained. More... | |
Protected Member Functions inherited from Clocked | |
Clocked (ClockDomain &clk_domain) | |
Create a clocked object and set the clock domain based on the parameters. More... | |
Clocked (Clocked &)=delete | |
Clocked & | operator= (Clocked &)=delete |
virtual | ~Clocked () |
Virtual destructor due to inheritance. More... | |
void | resetClock () const |
Reset the object's clock using the current global tick value. More... | |
virtual void | clockPeriodUpdated () |
A hook subclasses can implement so they can do any extra work that's needed when the clock rate is changed. More... | |
Definition at line 53 of file NetworkBridge.hh.
typedef NetworkBridgeParams NetworkBridge::Params |
Definition at line 56 of file NetworkBridge.hh.
NetworkBridge::NetworkBridge | ( | const Params * | p | ) |
Definition at line 44 of file NetworkBridge.cc.
References cdcLatency, enCdc, enSerDes, NetworkLink::getBuffer(), lastScheduledAt, NetworkLink::linkBuffer, mType, nLink, MipsISA::p, panic, serDesLatency, NetworkLink::setLinkConsumer(), and NetworkLink::setSourceQueue().
NetworkBridge::~NetworkBridge | ( | ) |
Definition at line 89 of file NetworkBridge.cc.
void NetworkBridge::flitisizeAndSend | ( | flit * | t_flit | ) |
Definition at line 120 of file NetworkBridge.cc.
References NetworkLink::bitWidth, BODY_, coBridge, CREDIT_, flit::deserialize(), DPRINTF, enSerDes, extraCredit, flitsSent, flit::get_id(), flit::get_type(), flit::get_vc(), HEAD_, HEAD_TAIL_, ArmISA::i, lenBuffer, flit::msgSize, mType, neutralize(), nLink, scheduleFlit(), serDesLatency, flit::serialize(), sizeSent, and TAIL_.
Referenced by wakeup().
void NetworkBridge::initBridge | ( | NetworkBridge * | coBrid, |
bool | cdc_en, | ||
bool | serdes_en | ||
) |
Definition at line 82 of file NetworkBridge.cc.
References coBridge, enCdc, and enSerDes.
Referenced by GarnetIntLink::init(), and GarnetExtLink::init().
void NetworkBridge::neutralize | ( | int | vc, |
int | eCredit | ||
) |
Definition at line 114 of file NetworkBridge.cc.
References extraCredit.
Referenced by flitisizeAndSend().
Definition at line 94 of file NetworkBridge.cc.
References cdcLatency, Clocked::clockEdge(), enCdc, Consumer::getObject(), flitBuffer::insert(), lastScheduledAt, NetworkLink::link_consumer, NetworkLink::linkBuffer, Consumer::scheduleEventAbsolute(), and flit::set_time().
Referenced by flitisizeAndSend().
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virtual |
Reimplemented from NetworkLink.
Definition at line 69 of file NetworkBridge.cc.
References DPRINTF, extraCredit, flitsSent, lenBuffer, NetworkLink::m_virt_nets, nLink, NetworkLink::setVcsPerVnet(), and sizeSent.
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virtual |
Reimplemented from NetworkLink.
Definition at line 254 of file NetworkBridge.cc.
References curTick(), DPRINTF, flitisizeAndSend(), flitBuffer::getSize(), flitBuffer::getTopFlit(), flitBuffer::isReady(), and NetworkLink::link_srcQueue.
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protected |
Definition at line 87 of file NetworkBridge.hh.
Referenced by NetworkBridge(), and scheduleFlit().
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Definition at line 72 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), and initBridge().
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Definition at line 80 of file NetworkBridge.hh.
Referenced by initBridge(), NetworkBridge(), and scheduleFlit().
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Definition at line 82 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), initBridge(), and NetworkBridge().
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Definition at line 96 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), neutralize(), and setVcsPerVnet().
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Definition at line 95 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), and setVcsPerVnet().
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Definition at line 90 of file NetworkBridge.hh.
Referenced by NetworkBridge(), and scheduleFlit().
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Definition at line 93 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), and setVcsPerVnet().
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Definition at line 85 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), and NetworkBridge().
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Definition at line 77 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), NetworkBridge(), and setVcsPerVnet().
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Definition at line 88 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), and NetworkBridge().
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Definition at line 94 of file NetworkBridge.hh.
Referenced by flitisizeAndSend(), and setVcsPerVnet().