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Diffstat (limited to 'src/mem/mport.cc')
-rw-r--r-- | src/mem/mport.cc | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/mem/mport.cc b/src/mem/mport.cc new file mode 100644 index 000000000..72bcfc7fd --- /dev/null +++ b/src/mem/mport.cc @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2008 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Gabe Black + */ + +#include "mem/mport.hh" + +Tick +MessagePort::recvAtomic(PacketPtr pkt) +{ + if (pkt->cmd == MemCmd::MessageReq) { + // We received a message. + return recvMessage(pkt); + } else if (pkt->cmd == MemCmd::MessageResp) { + return recvResponse(pkt); + } else if (pkt->wasNacked()) { + return recvNack(pkt); + } else if (pkt->isError()) { + panic("Packet is error.\n"); + } else { + panic("Unexpected memory command %s.\n", pkt->cmd.toString()); + } +} + +void +MessagePort::sendMessageTiming(PacketPtr pkt, Tick latency) +{ + schedSendTiming(pkt, curTick + latency); +} + +Tick +MessagePort::sendMessageAtomic(PacketPtr pkt) +{ + return sendAtomic(pkt); +} |