2 * Copyright (c) 2006 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include "mem/tport.hh"
34 SimpleTimingPort::recvRetry()
37 while (result
&& transmitList
.size()) {
38 result
= Port::sendTiming(transmitList
.front());
40 transmitList
.pop_front();
42 if (transmitList
.size() == 0 && drainEvent
) {
43 drainEvent
->process();
49 SimpleTimingPort::SendEvent::process()
52 assert(port
->outTiming
>= 0);
53 if (port
->Port::sendTiming(packet
))
54 if (port
->transmitList
.size() == 0 && port
->drainEvent
) {
55 port
->drainEvent
->process();
56 port
->drainEvent
= NULL
;
60 port
->transmitList
.push_back(packet
);
64 SimpleTimingPort::resendNacked(Packet
*pkt
) {
66 if (transmitList
.size()) {
67 transmitList
.push_front(pkt
);
69 if (!Port::sendTiming(pkt
))
70 transmitList
.push_front(pkt
);
76 SimpleTimingPort::drain(Event
*de
)
78 if (outTiming
== 0 && transmitList
.size() == 0)