gem5  v21.1.0.2
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gem5::X86ISA::IntRequestPort< Device > Class Template Reference

#include <intdev.hh>

Inheritance diagram for gem5::X86ISA::IntRequestPort< Device >:
gem5::QueuedRequestPort gem5::RequestPort gem5::Port gem5::AtomicRequestProtocol gem5::TimingRequestProtocol gem5::FunctionalRequestProtocol

Classes

struct  OnCompletion
 

Public Member Functions

 IntRequestPort (const std::string &_name, SimObject *_parent, Device *dev, Tick _latency)
 
bool recvTimingResp (PacketPtr pkt) override
 Receive a timing response from the peer. More...
 
void sendMessage (PacketPtr pkt, bool timing, OnCompletionFunc func=defaultOnCompletion)
 
- Public Member Functions inherited from gem5::QueuedRequestPort
 QueuedRequestPort (const std::string &name, SimObject *owner, ReqPacketQueue &req_queue, SnoopRespPacketQueue &snoop_resp_queue, PortID id=InvalidPortID)
 Create a QueuedPort with a given name, owner, and a supplied implementation of two packet queues. More...
 
virtual ~QueuedRequestPort ()
 
void schedTimingReq (PacketPtr pkt, Tick when)
 Schedule the sending of a timing request. More...
 
void schedTimingSnoopResp (PacketPtr pkt, Tick when)
 Schedule the sending of a timing snoop response. More...
 
bool trySatisfyFunctional (PacketPtr pkt)
 Check the list of buffered packets against the supplied functional request. More...
 
- Public Member Functions inherited from gem5::RequestPort
 RequestPort (const std::string &name, SimObject *_owner, PortID id=InvalidPortID)
 Request port. More...
 
virtual ~RequestPort ()
 
void bind (Port &peer) override
 Bind this request port to a response port. More...
 
void unbind () override
 Unbind this request port and the associated response port. More...
 
virtual bool isSnooping () const
 Determine if this request port is snooping or not. More...
 
AddrRangeList getAddrRanges () const
 Get the address ranges of the connected responder port. More...
 
void printAddr (Addr a)
 Inject a PrintReq for the given address to print the state of that address throughout the memory system. More...
 
Tick sendAtomic (PacketPtr pkt)
 Send an atomic request packet, where the data is moved and the state is updated in zero time, without interleaving with other memory accesses. More...
 
Tick sendAtomicBackdoor (PacketPtr pkt, MemBackdoorPtr &backdoor)
 Send an atomic request packet like above, but also request a backdoor to the data being accessed. More...
 
void sendFunctional (PacketPtr pkt) const
 Send a functional request packet, where the data is instantly updated everywhere in the memory system, without affecting the current state of any block or moving the block. More...
 
bool sendTimingReq (PacketPtr pkt)
 Attempt to send a timing request to the responder port by calling its corresponding receive function. More...
 
bool tryTiming (PacketPtr pkt) const
 Check if the responder can handle a timing request. More...
 
bool sendTimingSnoopResp (PacketPtr pkt)
 Attempt to send a timing snoop response packet to the response port by calling its corresponding receive function. More...
 
virtual void sendRetryResp ()
 Send a retry to the response port that previously attempted a sendTimingResp to this request port and failed. More...
 
- Public Member Functions inherited from gem5::Port
virtual ~Port ()
 Virtual destructor due to inheritance. More...
 
PortgetPeer ()
 Return a reference to this port's peer. More...
 
const std::string name () const
 Return port name (for DPRINTF). More...
 
PortID getId () const
 Get the port id. More...
 
bool isConnected () const
 Is this port currently connected to a peer? More...
 
void takeOverFrom (Port *old)
 A utility function to make it easier to swap out ports. More...
 

Private Types

typedef std::function< void(PacketPtr)> OnCompletionFunc
 

Static Private Member Functions

static void defaultOnCompletion (PacketPtr pkt)
 

Private Attributes

ReqPacketQueue reqQueue
 
SnoopRespPacketQueue snoopRespQueue
 
Device * device
 
Tick latency
 

Additional Inherited Members

- Protected Member Functions inherited from gem5::QueuedRequestPort
void recvReqRetry ()
 Called by the peer if sendTimingReq was called on this peer (causing recvTimingReq to be called on the peer) and was unsuccessful. More...
 
void recvRetrySnoopResp ()
 Called by the peer if sendTimingSnoopResp was called on this protocol (causing recvTimingSnoopResp to be called on the peer) and was unsuccessful. More...
 
- Protected Member Functions inherited from gem5::RequestPort
virtual void recvRangeChange ()
 Called to receive an address range change from the peer response port. More...
 
Tick recvAtomicSnoop (PacketPtr pkt) override
 Default implementations. More...
 
void recvFunctionalSnoop (PacketPtr pkt) override
 Receive a functional snoop request packet from the peer. More...
 
void recvTimingSnoopReq (PacketPtr pkt) override
 Receive a timing snoop request from the peer. More...
 
- Protected Member Functions inherited from gem5::Port
void reportUnbound () const
 
 Port (const std::string &_name, PortID _id)
 Abstract base class for ports. More...
 
- Protected Member Functions inherited from gem5::AtomicRequestProtocol
Tick send (AtomicResponseProtocol *peer, PacketPtr pkt)
 Send an atomic request packet, where the data is moved and the state is updated in zero time, without interleaving with other memory accesses. More...
 
Tick sendBackdoor (AtomicResponseProtocol *peer, PacketPtr pkt, MemBackdoorPtr &backdoor)
 Send an atomic request packet like above, but also request a backdoor to the data being accessed. More...
 
- Protected Member Functions inherited from gem5::TimingRequestProtocol
bool sendReq (TimingResponseProtocol *peer, PacketPtr pkt)
 Attempt to send a timing request to the peer by calling its corresponding receive function. More...
 
bool trySend (TimingResponseProtocol *peer, PacketPtr pkt) const
 Check if the peer can handle a timing request. More...
 
bool sendSnoopResp (TimingResponseProtocol *peer, PacketPtr pkt)
 Attempt to send a timing snoop response packet to it's peer by calling its corresponding receive function. More...
 
void sendRetryResp (TimingResponseProtocol *peer)
 Send a retry to the peer that previously attempted a sendTimingResp to this protocol and failed. More...
 
- Protected Member Functions inherited from gem5::FunctionalRequestProtocol
void send (FunctionalResponseProtocol *peer, PacketPtr pkt) const
 Send a functional request packet, where the data is instantly updated everywhere in the memory system, without affecting the current state of any block or moving the block. More...
 
- Protected Attributes inherited from gem5::QueuedRequestPort
ReqPacketQueuereqQueue
 Packet queue used to store outgoing requests. More...
 
SnoopRespPacketQueuesnoopRespQueue
 Packet queue used to store outgoing snoop responses. More...
 
- Protected Attributes inherited from gem5::RequestPort
SimObjectowner
 
- Protected Attributes inherited from gem5::Port
const PortID id
 A numeric identifier to distinguish ports in a vector, and set to InvalidPortID in case this port is not part of a vector. More...
 
Port_peer
 A pointer to this port's peer. More...
 
bool _connected
 Whether this port is currently connected to a peer port. More...
 

Detailed Description

template<class Device>
class gem5::X86ISA::IntRequestPort< Device >

Definition at line 100 of file intdev.hh.

Member Typedef Documentation

◆ OnCompletionFunc

template<class Device >
typedef std::function<void(PacketPtr)> gem5::X86ISA::IntRequestPort< Device >::OnCompletionFunc
private

Definition at line 109 of file intdev.hh.

Constructor & Destructor Documentation

◆ IntRequestPort()

template<class Device >
gem5::X86ISA::IntRequestPort< Device >::IntRequestPort ( const std::string &  _name,
SimObject _parent,
Device *  dev,
Tick  _latency 
)
inline

Definition at line 119 of file intdev.hh.

Member Function Documentation

◆ defaultOnCompletion()

template<class Device >
static void gem5::X86ISA::IntRequestPort< Device >::defaultOnCompletion ( PacketPtr  pkt)
inlinestaticprivate

Definition at line 116 of file intdev.hh.

◆ recvTimingResp()

template<class Device >
bool gem5::X86ISA::IntRequestPort< Device >::recvTimingResp ( PacketPtr  pkt)
inlineoverridevirtual

Receive a timing response from the peer.

Implements gem5::TimingRequestProtocol.

Definition at line 128 of file intdev.hh.

◆ sendMessage()

template<class Device >
void gem5::X86ISA::IntRequestPort< Device >::sendMessage ( PacketPtr  pkt,
bool  timing,
OnCompletionFunc  func = defaultOnCompletion 
)
inline

Definition at line 138 of file intdev.hh.

Member Data Documentation

◆ device

template<class Device >
Device* gem5::X86ISA::IntRequestPort< Device >::device
private

Definition at line 106 of file intdev.hh.

◆ latency

template<class Device >
Tick gem5::X86ISA::IntRequestPort< Device >::latency
private

◆ reqQueue

template<class Device >
ReqPacketQueue gem5::X86ISA::IntRequestPort< Device >::reqQueue
private

Definition at line 103 of file intdev.hh.

◆ snoopRespQueue

template<class Device >
SnoopRespPacketQueue gem5::X86ISA::IntRequestPort< Device >::snoopRespQueue
private

Definition at line 104 of file intdev.hh.


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

Generated on Tue Sep 21 2021 12:34:57 for gem5 by doxygen 1.8.17