gem5
v20.0.0.2
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#include <compute_unit.hh>
Public Member Functions | |
GMTokenPort (const std::string &name, SimObject *owner, PortID id=InvalidPortID) | |
~GMTokenPort () | |
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TokenMasterPort (const std::string &name, SimObject *owner, PortID id=InvalidPortID) | |
void | bind (Port &peer) override |
Bind this master port to slave port. More... | |
void | unbind () override |
Unbind port. More... | |
void | recvTokens (int num_tokens) |
Receive tokens returned by the slave port. More... | |
bool | haveTokens (int num_tokens) |
Query if there are at least num_tokens tokens available to acquire. More... | |
void | acquireTokens (int num_tokens) |
Acquire tokens by decrementing the number of available tokens across the port. More... | |
void | setTokenManager (TokenManager *_tokenManager) |
Specify a token manger, which will handle tracking of tokens for a TokenMasterPort/SlaveMasterPort pair. More... | |
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MasterPort (const std::string &name, SimObject *_owner, PortID id=InvalidPortID) | |
Master port. More... | |
virtual | ~MasterPort () |
virtual bool | isSnooping () const |
Determine if this master port is snooping or not. More... | |
AddrRangeList | getAddrRanges () const |
Get the address ranges of the connected slave 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 slave port by calling its corresponding receive function. More... | |
bool | tryTiming (PacketPtr pkt) const |
Check if the slave can handle a timing request. More... | |
bool | sendTimingSnoopResp (PacketPtr pkt) |
Attempt to send a timing snoop response packet to the slave port by calling its corresponding receive function. More... | |
virtual void | sendRetryResp () |
Send a retry to the slave port that previously attempted a sendTimingResp to this master port and failed. More... | |
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virtual | ~Port () |
Virtual destructor due to inheritance. More... | |
Port & | getPeer () |
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... | |
Protected Member Functions | |
bool | recvTimingResp (PacketPtr) |
Receive a timing response from the peer. More... | |
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... | |
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virtual void | recvRangeChange () |
Called to receive an address range change from the peer slave 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... | |
void | recvRetrySnoopResp () override |
Called by the peer if sendTimingSnoopResp was called on this protocol (causing recvTimingSnoopResp to be called on the peer) and was unsuccessful. More... | |
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Port (const std::string &_name, PortID _id) | |
Abstract base class for ports. More... | |
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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... | |
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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... | |
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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... | |
Additional Inherited Members | |
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SimObject & | owner |
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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... | |
Definition at line 419 of file compute_unit.hh.
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inline |
Definition at line 422 of file compute_unit.hh.
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inline |
Definition at line 426 of file compute_unit.hh.
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inlineprotectedvirtual |
Called by the peer if sendTimingReq was called on this peer (causing recvTimingReq to be called on the peer) and was unsuccessful.
Implements TimingRequestProtocol.
Definition at line 430 of file compute_unit.hh.
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inlineprotectedvirtual |
Receive a timing response from the peer.
Implements TimingRequestProtocol.
Definition at line 429 of file compute_unit.hh.