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FullO3CPU< Impl >::DcachePort Class Reference

DcachePort class for the load/store queue. More...

Inheritance diagram for FullO3CPU< Impl >::DcachePort:
MasterPort BaseMasterPort Port

Public Member Functions

 DcachePort (LSQ< Impl > *_lsq, FullO3CPU< Impl > *_cpu)
 Default constructor. More...
 
- Public Member Functions inherited from MasterPort
 MasterPort (const std::string &name, MemObject *owner, PortID id=InvalidPortID)
 Master port. More...
 
virtual ~MasterPort ()
 
void bind (BaseSlavePort &slave_port)
 Bind this master port to a slave port. More...
 
void unbind ()
 Unbind this master port and the associated slave port. 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...
 
void sendFunctional (PacketPtr pkt)
 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 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...
 
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...
 
- Public Member Functions inherited from BaseMasterPort
BaseSlavePortgetSlavePort () const
 
bool isConnected () const
 
- Public Member Functions inherited from Port
const std::string name () const
 Return port name (for DPRINTF). More...
 
PortID getId () const
 Get the port id. More...
 

Protected Member Functions

virtual bool recvTimingResp (PacketPtr pkt)
 Timing version of receive. More...
 
virtual void recvTimingSnoopReq (PacketPtr pkt)
 Receive a timing snoop request from the slave port. More...
 
virtual void recvFunctionalSnoop (PacketPtr pkt)
 Receive a functional snoop request packet from the slave port. More...
 
virtual void recvReqRetry ()
 Handles doing a retry of the previous send. More...
 
virtual bool isSnooping () const
 As this CPU requires snooping to maintain the load store queue change the behaviour from the base CPU port. More...
 
- Protected Member Functions inherited from MasterPort
virtual Tick recvAtomicSnoop (PacketPtr pkt)
 Receive an atomic snoop request packet from the slave port. More...
 
virtual void recvRetrySnoopResp ()
 Called by the slave port if sendTimingSnoopResp was called on this master port (causing recvTimingSnoopResp to be called on the slave port) and was unsuccesful. More...
 
virtual void recvRangeChange ()
 Called to receive an address range change from the peer slave port. More...
 
- Protected Member Functions inherited from BaseMasterPort
 BaseMasterPort (const std::string &name, MemObject *owner, PortID id=InvalidPortID)
 
virtual ~BaseMasterPort ()
 
- Protected Member Functions inherited from Port
 Port (const std::string &_name, MemObject &_owner, PortID _id)
 Abstract base class for ports. More...
 
virtual ~Port ()
 Virtual destructor due to inheritance. More...
 

Protected Attributes

LSQ< Impl > * lsq
 Pointer to LSQ. More...
 
FullO3CPU< Impl > * cpu
 
- Protected Attributes inherited from BaseMasterPort
BaseSlavePort_baseSlavePort
 
- Protected Attributes inherited from 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...
 
MemObjectowner
 A reference to the MemObject that owns this port. More...
 

Detailed Description

template<class Impl>
class FullO3CPU< Impl >::DcachePort

DcachePort class for the load/store queue.

Definition at line 158 of file cpu.hh.

Constructor & Destructor Documentation

template<class Impl>
FullO3CPU< Impl >::DcachePort::DcachePort ( LSQ< Impl > *  _lsq,
FullO3CPU< Impl > *  _cpu 
)
inline

Default constructor.

Definition at line 168 of file cpu.hh.

Member Function Documentation

template<class Impl>
virtual bool FullO3CPU< Impl >::DcachePort::isSnooping ( ) const
inlineprotectedvirtual

As this CPU requires snooping to maintain the load store queue change the behaviour from the base CPU port.

Returns
true since we have to snoop

Reimplemented from MasterPort.

Definition at line 195 of file cpu.hh.

template<class Impl>
virtual void FullO3CPU< Impl >::DcachePort::recvFunctionalSnoop ( PacketPtr  pkt)
inlineprotectedvirtual

Receive a functional snoop request packet from the slave port.

Reimplemented from MasterPort.

Definition at line 181 of file cpu.hh.

template<class Impl>
void FullO3CPU< Impl >::DcachePort::recvReqRetry ( )
protectedvirtual

Handles doing a retry of the previous send.

Implements MasterPort.

Definition at line 133 of file cpu.cc.

template<class Impl>
bool FullO3CPU< Impl >::DcachePort::recvTimingResp ( PacketPtr  pkt)
protectedvirtual

Timing version of receive.

Handles writing back and completing the load or store that has returned from memory.

Implements MasterPort.

Definition at line 114 of file cpu.cc.

template<class Impl>
void FullO3CPU< Impl >::DcachePort::recvTimingSnoopReq ( PacketPtr  pkt)
protectedvirtual

Receive a timing snoop request from the slave port.

Reimplemented from MasterPort.

Definition at line 121 of file cpu.cc.

Member Data Documentation

template<class Impl>
FullO3CPU<Impl>* FullO3CPU< Impl >::DcachePort::cpu
protected

Definition at line 164 of file cpu.hh.

template<class Impl>
LSQ<Impl>* FullO3CPU< Impl >::DcachePort::lsq
protected

Pointer to LSQ.

Definition at line 163 of file cpu.hh.


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

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