gem5::AtomicResponseProtocol Class Reference

#include <atomic.hh>

Inheritance diagram for gem5::AtomicResponseProtocol:

Protected Member Functions
Tick	sendSnoop (AtomicRequestProtocol *peer, PacketPtr pkt)
	Send an atomic snoop request packet, where the data is moved and the state is updated in zero time, without interleaving with other memory accesses. More...
virtual Tick	recvAtomic (PacketPtr pkt)=0
	Receive an atomic request packet from the peer. More...
virtual Tick	recvAtomicBackdoor (PacketPtr pkt, MemBackdoorPtr &backdoor)=0
	Receive an atomic request packet from the peer, and optionally provide a backdoor to the data being accessed. More...

Friends
class	AtomicRequestProtocol

Detailed Description

Definition at line 89 of file atomic.hh.

Member Function Documentation

recvAtomic()

virtual Tick gem5::AtomicResponseProtocol::recvAtomic ( PacketPtr  pkt )

protectedpure virtual

Receive an atomic request packet from the peer.

Implemented in gem5::ruby::GPUCoalescer::GMTokenPort, gem5::SimpleTimingPort, gem5::ThreadBridge::IncomingPort, gem5::SysBridge::SysBridgeSourcePort, gem5::memory::SimpleMemory::MemoryPort, gem5::NoncoherentXBar::NoncoherentXBarResponsePort, gem5::MemDelay::ResponsePort, gem5::memory::MemCtrl::MemoryPort, gem5::CoherentXBar::CoherentXBarResponsePort, gem5::memory::CfiMemory::MemoryPort, gem5::BaseCache::CpuSidePort, gem5::AddrMapper::MapperResponsePort, gem5::SimpleMemobj::CPUSidePort, gem5::SimpleCache::CPUSidePort, gem5::PioPort< Device >, gem5::PioPort< gem5::PioDevice >, gem5::PioPort< gem5::X86ISA::Interrupts >, gem5::OutgoingRequestBridge::OutgoingRequestPort, gem5::SerialLink::SerialLinkResponsePort, gem5::ruby::RubyPort::PioResponsePort, gem5::ruby::RubyPort::MemResponsePort, gem5::memory::qos::MemSinkCtrl::MemoryPort, gem5::MemCheckerMonitor::MonitorResponsePort, gem5::memory::DRAMsim3::MemoryPort, gem5::memory::DRAMSim2::MemoryPort, gem5::CommMonitor::MonitorResponsePort, gem5::Bridge::BridgeResponsePort, gem5::LdsState::CuSidePort, gem5::X86ISA::IntResponsePort< Device >, gem5::X86ISA::IntResponsePort< gem5::X86ISA::Interrupts >, gem5::SMMUATSDevicePort, gem5::SMMUControlPort, gem5::SMMUDevicePort, gem5::VegaTLBCoalescer::CpuSidePort, gem5::VegaISA::GpuTLB::CpuSidePort, gem5::TLBCoalescer::CpuSidePort, gem5::X86ISA::GpuTLB::CpuSidePort, gem5::StubSlavePort, and sc_gem5::Gem5ToTlmBridge< BITWIDTH >::BridgeResponsePort.

Referenced by gem5::ResponsePort::recvAtomicBackdoor(), and gem5::AtomicRequestProtocol::send().

recvAtomicBackdoor()

virtual Tick gem5::AtomicResponseProtocol::recvAtomicBackdoor ( PacketPtr  pkt, MemBackdoorPtr &  backdoor  )

protectedpure virtual

Receive an atomic request packet from the peer, and optionally provide a backdoor to the data being accessed.

Implemented in gem5::ThreadBridge::IncomingPort, gem5::SysBridge::SysBridgeSourcePort, gem5::ResponsePort, gem5::NoncoherentXBar::NoncoherentXBarResponsePort, gem5::memory::MemCtrl::MemoryPort, gem5::CoherentXBar::CoherentXBarResponsePort, gem5::memory::SimpleMemory::MemoryPort, gem5::memory::CfiMemory::MemoryPort, and sc_gem5::Gem5ToTlmBridge< BITWIDTH >::BridgeResponsePort.

Referenced by gem5::AtomicRequestProtocol::sendBackdoor().

sendSnoop()

Tick gem5::AtomicResponseProtocol::sendSnoop ( AtomicRequestProtocol *  peer, PacketPtr  pkt  )

protected

Send an atomic snoop request packet, where the data is moved and the state is updated in zero time, without interleaving with other memory accesses.

Parameters

peer	Peer to send packet to.
pkt	Snoop packet to send.

Returns

Estimated latency of access.

Definition at line 68 of file atomic.cc.

References gem5::Packet::isRequest(), and gem5::AtomicRequestProtocol::recvAtomicSnoop().

Referenced by gem5::ResponsePort::sendAtomicSnoop().

Friends And Related Function Documentation

AtomicRequestProtocol

friend class AtomicRequestProtocol

friend

Definition at line 91 of file atomic.hh.

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

• mem/protocol/atomic.hh
• mem/protocol/atomic.cc