intdev.cc revision 7913:70b56a9ac1b2 
1/*
2 * Copyright (c) 2008 The Regents of The University of Michigan
3 * All rights reserved.
4 *
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.
15 *
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.
27 *
28 * Authors: Gabe Black
29 */
30
31#include "dev/x86/intdev.hh"
32
33void
34X86ISA::IntDev::IntPort::sendMessage(ApicList apics,
35        TriggerIntMessage message, bool timing)
36{
37    ApicList::iterator apicIt;
38    for (apicIt = apics.begin(); apicIt != apics.end(); apicIt++) {
39        PacketPtr pkt = buildIntRequest(*apicIt, message);
40        if (timing) {
41            sendMessageTiming(pkt, latency);
42            // The target handles cleaning up the packet in timing mode.
43        } else {
44            sendMessageAtomic(pkt);
45            delete pkt->req;
46            delete pkt;
47        }
48    }
49}
50
51void
52X86ISA::IntDev::init()
53{
54    if (!intPort) {
55        panic("Int port not connected to anything!");
56    }
57    intPort->sendStatusChange(Port::RangeChange);
58}
59
60X86ISA::IntSourcePin *
61X86IntSourcePinParams::create()
62{
63    return new X86ISA::IntSourcePin(this);
64}
65
66X86ISA::IntSinkPin *
67X86IntSinkPinParams::create()
68{
69    return new X86ISA::IntSinkPin(this);
70}
71
72X86ISA::IntLine *
73X86IntLineParams::create()
74{
75    return new X86ISA::IntLine(this);
76}
77