gem5
v20.1.0.0
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#include <RubySystem.hh>
Public Types | |
typedef RubySystemParams | Params |
Public Types inherited from ClockedObject | |
typedef ClockedObjectParams | Params |
Parameters of ClockedObject. More... | |
Public Types inherited from SimObject | |
typedef SimObjectParams | Params |
Public Member Functions | |
RubySystem (const Params *p) | |
~RubySystem () | |
const Params * | params () const |
SimpleMemory * | getPhysMem () |
Cycles | getStartCycle () |
bool | getAccessBackingStore () |
Profiler * | getProfiler () |
void | regStats () override |
Callback to set stat parameters. More... | |
void | collateStats () |
void | resetStats () override |
Callback to reset stats. More... | |
void | memWriteback () override |
Write back dirty buffers to memory using functional writes. More... | |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. More... | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. More... | |
void | drainResume () override |
Resume execution after a successful drain. More... | |
void | process () |
void | init () override |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
void | startup () override |
startup() is the final initialization call before simulation. More... | |
bool | functionalRead (Packet *ptr) |
bool | functionalWrite (Packet *ptr) |
void | registerNetwork (Network *) |
void | registerAbstractController (AbstractController *) |
void | registerMachineID (const MachineID &mach_id, Network *network) |
void | registerRequestorIDs () |
bool | eventQueueEmpty () |
void | enqueueRubyEvent (Tick tick) |
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 | 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... | |
DrainState | drain () override |
Provide a default implementation of the drain interface for objects that don't need draining. 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 | 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 |
Static Public Member Functions | |
static int | getRandomization () |
static uint32_t | getBlockSizeBytes () |
static uint32_t | getBlockSizeBits () |
static uint32_t | getMemorySizeBits () |
static bool | getWarmupEnabled () |
static bool | getCooldownEnabled () |
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 | |
Profiler * | m_profiler |
CacheRecorder * | m_cache_recorder |
std::vector< std::map< uint32_t, AbstractController * > > | m_abstract_controls |
Public Attributes inherited from ClockedObject | |
PowerState * | powerState |
Private Member Functions | |
RubySystem (const RubySystem &obj) | |
RubySystem & | operator= (const RubySystem &obj) |
void | makeCacheRecorder (uint8_t *uncompressed_trace, uint64_t cache_trace_size, uint64_t block_size_bytes) |
void | processRubyEvent () |
Static Private Member Functions | |
static void | readCompressedTrace (std::string filename, uint8_t *&raw_data, uint64_t &uncompressed_trace_size) |
static void | writeCompressedTrace (uint8_t *raw_data, std::string file, uint64_t uncompressed_trace_size) |
Private Attributes | |
SimpleMemory * | m_phys_mem |
const bool | m_access_backing_store |
std::vector< std::unique_ptr< Network > > | m_networks |
std::vector< AbstractController * > | m_abs_cntrl_vec |
Cycles | m_start_cycle |
std::unordered_map< MachineID, unsigned > | machineToNetwork |
std::unordered_map< RequestorID, unsigned > | requestorToNetwork |
std::unordered_map< unsigned, std::vector< AbstractController * > > | netCntrls |
Static Private Attributes | |
static bool | m_randomization |
static uint32_t | m_block_size_bytes |
static uint32_t | m_block_size_bits |
static uint32_t | m_memory_size_bits |
static bool | m_warmup_enabled = false |
static unsigned | m_systems_to_warmup = 0 |
static bool | m_cooldown_enabled = false |
Additional Inherited Members | |
Protected Member Functions inherited from Drainable | |
Drainable () | |
virtual | ~Drainable () |
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... | |
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... | |
Definition at line 52 of file RubySystem.hh.
typedef RubySystemParams RubySystem::Params |
Definition at line 55 of file RubySystem.hh.
RubySystem::RubySystem | ( | const Params * | p | ) |
Definition at line 74 of file RubySystem.cc.
References collateStats(), floorLog2(), isPowerOf2(), m_abstract_controls, m_block_size_bits, m_block_size_bytes, m_memory_size_bits, m_phys_mem, m_profiler, m_randomization, MipsISA::p, and Stats::registerDumpCallback().
RubySystem::~RubySystem | ( | ) |
Definition at line 165 of file RubySystem.cc.
References m_profiler.
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private |
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inline |
Definition at line 84 of file RubySystem.hh.
References Profiler::collateStats(), and m_profiler.
Referenced by RubySystem().
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overridevirtual |
Resume execution after a successful drain.
Reimplemented from Drainable.
Definition at line 332 of file RubySystem.cc.
References m_cache_recorder.
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inline |
Definition at line 103 of file RubySystem.hh.
References ArmISA::e, processRubyEvent(), EventManager::schedule(), and Clocked::tick.
Referenced by memWriteback(), and startup().
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inline |
Definition at line 102 of file RubySystem.hh.
References EventQueue::empty(), and EventManager::eventq.
bool RubySystem::functionalRead | ( | Packet * | ptr | ) |
Definition at line 477 of file RubySystem.cc.
References DPRINTF, AbstractController::functionalRead(), Packet::getAddr(), m_networks, makeLineAddress(), netCntrls, Packet::requestorId(), requestorToNetwork, and warn.
bool RubySystem::functionalWrite | ( | Packet * | ptr | ) |
Definition at line 597 of file RubySystem.cc.
References addr, DPRINTF, Packet::getAddr(), m_networks, makeLineAddress(), netCntrls, Packet::requestorId(), and requestorToNetwork.
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inline |
Definition at line 70 of file RubySystem.hh.
References m_access_backing_store.
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inlinestatic |
Definition at line 63 of file RubySystem.hh.
References m_block_size_bits.
Referenced by getOffset(), DMASequencer::init(), makeLineAddress(), DirectoryMemory::mapAddressToLocalIdx(), and PrefetchEntry::PrefetchEntry().
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inlinestatic |
Definition at line 62 of file RubySystem.hh.
References m_block_size_bytes.
Referenced by RubyPrefetcher::accessNonunitFilter(), DataBlock::alloc(), DataBlock::atomicPartial(), CacheRecorder::CacheRecorder(), DataBlock::clear(), DataBlock::copyPartial(), DataBlock::DataBlock(), CacheRecorder::enqueueNextFetchRequest(), DataBlock::equal(), DataBlock::getData(), DirectoryMemory::init(), CacheMemory::init(), Network::init(), DMASequencer::issueNext(), VIPERCoalescer::issueRequest(), makeNextStrideAddress(), DMASequencer::makeRequest(), memWriteback(), DataBlock::operator=(), DataBlock::print(), RubyPort::MemResponsePort::recvAtomic(), RubyPort::MemResponsePort::recvFunctional(), AbstractController::recvTimingResp(), RubyPort::ruby_eviction_callback(), serialize(), AbstractController::serviceMemoryQueue(), and unserialize().
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inlinestatic |
Definition at line 66 of file RubySystem.hh.
References m_cooldown_enabled.
Referenced by Sequencer::hitCallback(), and processRubyEvent().
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inlinestatic |
Definition at line 64 of file RubySystem.hh.
References m_memory_size_bits.
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inline |
Definition at line 68 of file RubySystem.hh.
References m_phys_mem.
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inline |
Definition at line 74 of file RubySystem.hh.
References m_profiler.
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inlinestatic |
Definition at line 61 of file RubySystem.hh.
References m_randomization.
Referenced by MessageBuffer::enqueue().
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inline |
Definition at line 69 of file RubySystem.hh.
References m_start_cycle.
Referenced by Throttle::collateStats().
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inlinestatic |
Definition at line 65 of file RubySystem.hh.
References m_warmup_enabled.
Referenced by MessageBuffer::enqueue(), Sequencer::hitCallback(), processRubyEvent(), and AbstractController::serviceMemoryQueue().
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overridevirtual |
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 SimObject.
Definition at line 401 of file RubySystem.cc.
References registerRequestorIDs().
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private |
Definition at line 171 of file RubySystem.cc.
References m_abs_cntrl_vec, and m_cache_recorder.
Referenced by memWriteback(), and unserialize().
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overridevirtual |
Write back dirty buffers to memory using functional writes.
After returning, an object implementing this method should have written all its dirty data back to memory. This method is typically used to prepare a system with caches for checkpointing.
Reimplemented from SimObject.
Definition at line 204 of file RubySystem.cc.
References curTick(), EventQueue::deschedule(), DPRINTF, EventQueue::empty(), enqueueRubyEvent(), MipsISA::event, EventManager::eventq, getBlockSizeBytes(), EventQueue::getHead(), Event::isAutoDelete(), m_abs_cntrl_vec, m_cache_recorder, m_cooldown_enabled, makeCacheRecorder(), Event::name(), EventQueue::schedule(), EventManager::setCurTick(), simulate(), warn_once, and Event::when().
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inline |
Definition at line 58 of file RubySystem.hh.
References SimObject::_params.
Referenced by registerRequestorIDs().
void RubySystem::process | ( | ) |
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private |
Definition at line 458 of file RubySystem.cc.
References CacheRecorder::enqueueNextFetchRequest(), CacheRecorder::enqueueNextFlushRequest(), getCooldownEnabled(), getWarmupEnabled(), and m_cache_recorder.
Referenced by enqueueRubyEvent().
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staticprivate |
Definition at line 343 of file RubySystem.cc.
References fatal, and ArmISA::fd.
Referenced by unserialize().
void RubySystem::registerAbstractController | ( | AbstractController * | cntrl | ) |
Definition at line 102 of file RubySystem.cc.
References AbstractController::getMachineID(), m_abs_cntrl_vec, and m_abstract_controls.
Definition at line 111 of file RubySystem.cc.
References fatal_if, m_networks, MachineIDToString(), and machineToNetwork.
void RubySystem::registerNetwork | ( | Network * | network_ptr | ) |
Definition at line 96 of file RubySystem.cc.
References m_networks.
void RubySystem::registerRequestorIDs | ( | ) |
Definition at line 131 of file RubySystem.cc.
References fatal_if, ArmISA::id, m_abs_cntrl_vec, MachineIDToString(), machineToNetwork, netCntrls, params(), and requestorToNetwork.
Referenced by init().
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inlineoverridevirtual |
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 Stats::Group.
Definition at line 80 of file RubySystem.hh.
References m_profiler, SimObject::name(), Profiler::regStats(), and Stats::Group::regStats().
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overridevirtual |
Callback to reset stats.
Reimplemented from Stats::Group.
Definition at line 468 of file RubySystem.cc.
References Clocked::curCycle(), m_networks, and m_start_cycle.
Referenced by startup().
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overridevirtual |
Serialize an object.
Output an object's state into the current checkpoint section.
cp | Checkpoint state |
Implements Serializable.
Definition at line 305 of file RubySystem.cc.
References CacheRecorder::aggregateRecords(), fatal, getBlockSizeBytes(), m_cache_recorder, SimObject::name(), SERIALIZE_SCALAR, and writeCompressedTrace().
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overridevirtual |
startup() is the final initialization call before simulation.
All state is initialized (including unserialized state, if any, such as the curTick() value), so this is the appropriate place to schedule initial event(s) for objects that need them.
Reimplemented from SimObject.
Definition at line 407 of file RubySystem.cc.
References curTick(), DPRINTF, enqueueRubyEvent(), EventManager::eventq, m_cache_recorder, m_systems_to_warmup, m_warmup_enabled, EventQueue::replaceHead(), Clocked::resetClock(), resetStats(), EventManager::setCurTick(), and simulate().
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overridevirtual |
Unserialize an object.
Read an object's state from the current checkpoint section.
cp | Checkpoint state |
Implements Serializable.
Definition at line 374 of file RubySystem.cc.
References getBlockSizeBytes(), m_systems_to_warmup, m_warmup_enabled, makeCacheRecorder(), readCompressedTrace(), UNSERIALIZE_OPT_SCALAR, and UNSERIALIZE_SCALAR.
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Definition at line 276 of file RubySystem.cc.
References CheckpointIn::dir(), fatal, and ArmISA::fd.
Referenced by serialize().
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Definition at line 141 of file RubySystem.hh.
Referenced by makeCacheRecorder(), memWriteback(), registerAbstractController(), and registerRequestorIDs().
std::vector<std::map<uint32_t, AbstractController *> > RubySystem::m_abstract_controls |
Definition at line 151 of file RubySystem.hh.
Referenced by Profiler::collateStats(), registerAbstractController(), and RubySystem().
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private |
Definition at line 137 of file RubySystem.hh.
Referenced by getAccessBackingStore().
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staticprivate |
Definition at line 130 of file RubySystem.hh.
Referenced by getBlockSizeBits(), and RubySystem().
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Definition at line 129 of file RubySystem.hh.
Referenced by getBlockSizeBytes(), and RubySystem().
CacheRecorder* RubySystem::m_cache_recorder |
Definition at line 150 of file RubySystem.hh.
Referenced by drainResume(), makeCacheRecorder(), memWriteback(), processRubyEvent(), serialize(), and startup().
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staticprivate |
Definition at line 135 of file RubySystem.hh.
Referenced by getCooldownEnabled(), and memWriteback().
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staticprivate |
Definition at line 131 of file RubySystem.hh.
Referenced by getMemorySizeBits(), and RubySystem().
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Definition at line 140 of file RubySystem.hh.
Referenced by functionalRead(), functionalWrite(), registerMachineID(), registerNetwork(), and resetStats().
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Definition at line 136 of file RubySystem.hh.
Referenced by getPhysMem(), and RubySystem().
Profiler* RubySystem::m_profiler |
Definition at line 149 of file RubySystem.hh.
Referenced by collateStats(), getProfiler(), regStats(), RubySystem(), and ~RubySystem().
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staticprivate |
Definition at line 128 of file RubySystem.hh.
Referenced by getRandomization(), and RubySystem().
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Definition at line 142 of file RubySystem.hh.
Referenced by getStartCycle(), and resetStats().
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staticprivate |
Definition at line 134 of file RubySystem.hh.
Referenced by startup(), and unserialize().
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staticprivate |
Definition at line 133 of file RubySystem.hh.
Referenced by getWarmupEnabled(), startup(), and unserialize().
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Definition at line 144 of file RubySystem.hh.
Referenced by registerMachineID(), and registerRequestorIDs().
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Definition at line 146 of file RubySystem.hh.
Referenced by functionalRead(), functionalWrite(), and registerRequestorIDs().
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Definition at line 145 of file RubySystem.hh.
Referenced by functionalRead(), functionalWrite(), and registerRequestorIDs().