gem5
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Implements a MemChecker monitor, to be inserted between two ports. More...
#include <mem_checker_monitor.hh>
Classes | |
struct | MemCheckerMonitorSenderState |
class | MonitorMasterPort |
This is the master port of the communication monitor. More... | |
class | MonitorSlavePort |
This is the slave port of the communication monitor. More... | |
Public Types | |
typedef MemCheckerMonitorParams | Params |
Parameters of memchecker monitor. More... | |
Public Types inherited from MemObject | |
typedef MemObjectParams | Params |
Public Types inherited from ClockedObject | |
typedef ClockedObjectParams | Params |
Parameters of ClockedObject. More... | |
Public Types inherited from SimObject | |
typedef SimObjectParams | Params |
Public Member Functions | |
const Params * | params () const |
MemCheckerMonitor (Params *params) | |
Constructor based on the Python params. More... | |
~MemCheckerMonitor () | |
Destructor. More... | |
virtual BaseMasterPort & | getMasterPort (const std::string &if_name, PortID idx=InvalidPortID) |
Get a master port with a given name and index. More... | |
virtual BaseSlavePort & | getSlavePort (const std::string &if_name, PortID idx=InvalidPortID) |
Get a slave port with a given name and index. More... | |
virtual void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
Public Member Functions inherited from MemObject | |
const Params * | params () const |
MemObject (const Params *params) | |
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... | |
Enums::PwrState | pwrState () const |
std::string | pwrStateName () const |
std::vector< double > | pwrStateWeights () const |
Returns the percentage residency for each power state. More... | |
void | computeStats () |
Record stats values like state residency by computing the time difference from previous update. More... | |
void | pwrState (Enums::PwrState) |
void | regStats () override |
Register statistics for this 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 | resetStats () |
Reset statistics associated with this object. 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 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 | |
EventManager (EventManager &em) | |
EventManager (EventManager *em) | |
EventManager (EventQueue *eq) | |
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) |
void | setCurTick (Tick newVal) |
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 Clocked | |
void | updateClockPeriod () const |
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 |
Private Member Functions | |
void | recvFunctional (PacketPtr pkt) |
void | recvFunctionalSnoop (PacketPtr pkt) |
Tick | recvAtomic (PacketPtr pkt) |
Tick | recvAtomicSnoop (PacketPtr pkt) |
bool | recvTimingReq (PacketPtr pkt) |
bool | recvTimingResp (PacketPtr pkt) |
void | recvTimingSnoopReq (PacketPtr pkt) |
bool | recvTimingSnoopResp (PacketPtr pkt) |
AddrRangeList | getAddrRanges () const |
bool | isSnooping () const |
void | recvReqRetry () |
void | recvRespRetry () |
void | recvRangeChange () |
Private Attributes | |
MonitorMasterPort | masterPort |
Instance of master port, facing the memory side. More... | |
MonitorSlavePort | slavePort |
Instance of slave port, i.e. More... | |
bool | warnOnly |
MemChecker * | memchecker |
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 () |
Get the fully-qualified name of the active section. More... | |
static void | serializeAll (const std::string &cpt_dir) |
static void | unserializeGlobals (CheckpointIn &cp) |
Static Public Attributes inherited from Serializable | |
static int | ckptCount = 0 |
static int | ckptMaxCount = 0 |
static int | ckptPrevCount = -1 |
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... | |
Protected Attributes inherited from ClockedObject | |
Enums::PwrState | _currPwrState |
To keep track of the current power state. More... | |
Tick | prvEvalTick |
Stats::Scalar | numPwrStateTransitions |
Stats::Distribution | pwrStateClkGateDist |
Stats::Vector | pwrStateResidencyTicks |
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... | |
Implements a MemChecker monitor, to be inserted between two ports.
Definition at line 54 of file mem_checker_monitor.hh.
typedef MemCheckerMonitorParams MemCheckerMonitor::Params |
Parameters of memchecker monitor.
Definition at line 59 of file mem_checker_monitor.hh.
MemCheckerMonitor::MemCheckerMonitor | ( | Params * | params | ) |
Constructor based on the Python params.
params | Python parameters |
Definition at line 52 of file mem_checker_monitor.cc.
MemCheckerMonitor::~MemCheckerMonitor | ( | ) |
Destructor.
Definition at line 60 of file mem_checker_monitor.cc.
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private |
Definition at line 353 of file mem_checker_monitor.cc.
References MasterPort::getAddrRanges(), and masterPort.
Referenced by MemCheckerMonitor::MonitorSlavePort::getAddrRanges().
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virtual |
Get a master port with a given name and index.
This is used at binding time and returns a reference to a protocol-agnostic base master port.
if_name | Port name |
idx | Index in the case of a VectorPort |
Reimplemented from MemObject.
Definition at line 78 of file mem_checker_monitor.cc.
References MemObject::getMasterPort(), and masterPort.
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virtual |
Get a slave port with a given name and index.
This is used at binding time and returns a reference to a protocol-agnostic base master port.
if_name | Port name |
idx | Index in the case of a VectorPort |
Reimplemented from MemObject.
Definition at line 88 of file mem_checker_monitor.cc.
References MemObject::getSlavePort(), and slavePort.
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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 SimObject.
Definition at line 70 of file mem_checker_monitor.cc.
References fatal, BaseMasterPort::isConnected(), BaseSlavePort::isConnected(), masterPort, and slavePort.
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Definition at line 346 of file mem_checker_monitor.cc.
References SlavePort::isSnooping(), and slavePort.
Referenced by MemCheckerMonitor::MonitorMasterPort::isSnooping().
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inline |
Definition at line 60 of file mem_checker_monitor.hh.
References SimObject::_params.
Definition at line 132 of file mem_checker_monitor.cc.
References masterPort, and MasterPort::sendAtomic().
Referenced by MemCheckerMonitor::MonitorSlavePort::recvAtomic().
Definition at line 139 of file mem_checker_monitor.cc.
References SlavePort::sendAtomicSnoop(), and slavePort.
Referenced by MemCheckerMonitor::MonitorMasterPort::recvAtomicSnoop().
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private |
Definition at line 98 of file mem_checker_monitor.cc.
References addr, DPRINTF, Packet::getAddr(), Packet::getSize(), masterPort, memchecker, MemChecker::reset(), MasterPort::sendFunctional(), and X86ISA::size().
Referenced by MemCheckerMonitor::MonitorSlavePort::recvFunctional().
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private |
Definition at line 116 of file mem_checker_monitor.cc.
References addr, DPRINTF, Packet::getAddr(), Packet::getSize(), memchecker, MemChecker::reset(), SlavePort::sendFunctionalSnoop(), X86ISA::size(), and slavePort.
Referenced by MemCheckerMonitor::MonitorMasterPort::recvFunctionalSnoop().
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Definition at line 372 of file mem_checker_monitor.cc.
References SlavePort::sendRangeChange(), and slavePort.
Referenced by MemCheckerMonitor::MonitorMasterPort::recvRangeChange().
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Definition at line 360 of file mem_checker_monitor.cc.
References SlavePort::sendRetryReq(), and slavePort.
Referenced by MemCheckerMonitor::MonitorMasterPort::recvReqRetry().
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Definition at line 366 of file mem_checker_monitor.cc.
References masterPort, and MasterPort::sendRetryResp().
Referenced by MemCheckerMonitor::MonitorSlavePort::recvRespRetry().
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Definition at line 146 of file mem_checker_monitor.cc.
References addr, Packet::cacheResponding(), curTick(), DPRINTF, Packet::getAddr(), Packet::getConstPtr(), Packet::getSize(), Request::isPrefetch(), Packet::isRead(), Packet::isRequest(), Packet::isWrite(), masterPort, memchecker, Packet::needsResponse(), Packet::popSenderState(), Packet::pushSenderState(), Packet::req, MasterPort::sendTimingReq(), MemCheckerMonitor::MemCheckerMonitorSenderState::serial, X86ISA::size(), MemChecker::startRead(), and MemChecker::startWrite().
Referenced by MemCheckerMonitor::MonitorSlavePort::recvTimingReq().
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private |
Definition at line 238 of file mem_checker_monitor.cc.
References MemChecker::abortWrite(), addr, MemChecker::completeRead(), MemChecker::completeWrite(), curTick(), DPRINTF, Packet::getAddr(), Packet::getConstPtr(), MemChecker::getErrorMessage(), Request::getExtraData(), Packet::getSize(), Packet::isLLSC(), Request::isPrefetch(), Packet::isRead(), Packet::isResponse(), Packet::isWrite(), memchecker, SimObject::name(), panic_if(), Packet::SenderState::predecessor, Packet::req, Packet::senderState, SlavePort::sendTimingResp(), MemCheckerMonitor::MemCheckerMonitorSenderState::serial, X86ISA::size(), slavePort, warn, and warnOnly.
Referenced by MemCheckerMonitor::MonitorMasterPort::recvTimingResp().
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Definition at line 334 of file mem_checker_monitor.cc.
References SlavePort::sendTimingSnoopReq(), and slavePort.
Referenced by MemCheckerMonitor::MonitorMasterPort::recvTimingSnoopReq().
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Definition at line 340 of file mem_checker_monitor.cc.
References masterPort, and MasterPort::sendTimingSnoopResp().
Referenced by MemCheckerMonitor::MonitorSlavePort::recvTimingSnoopResp().
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private |
Instance of master port, facing the memory side.
Definition at line 151 of file mem_checker_monitor.hh.
Referenced by getAddrRanges(), getMasterPort(), init(), recvAtomic(), recvFunctional(), recvRespRetry(), recvTimingReq(), and recvTimingSnoopResp().
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Definition at line 237 of file mem_checker_monitor.hh.
Referenced by recvFunctional(), recvFunctionalSnoop(), recvTimingReq(), and recvTimingResp().
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Instance of slave port, i.e.
on the CPU side
Definition at line 207 of file mem_checker_monitor.hh.
Referenced by getSlavePort(), init(), isSnooping(), recvAtomicSnoop(), recvFunctionalSnoop(), recvRangeChange(), recvReqRetry(), recvTimingResp(), and recvTimingSnoopReq().
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private |
Definition at line 235 of file mem_checker_monitor.hh.
Referenced by recvTimingResp().