src/dev/x86/intdev.cc

   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
  33 void
  34 X86ISA::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
  51 void
  52 X86ISA::IntDev::init()
  53 {
  54     if (!intPort) {
  55         panic("Int port not connected to anything!");
  56     }
  57     intPort->sendStatusChange(Port::RangeChange);
  58 }
  59
  60 X86ISA::IntSourcePin *
  61 X86IntSourcePinParams::create()
  62 {
  63     return new X86ISA::IntSourcePin(this);
  64 }
  65
  66 X86ISA::IntSinkPin *
  67 X86IntSinkPinParams::create()
  68 {
  69     return new X86ISA::IntSinkPin(this);
  70 }
  71
  72 X86ISA::IntLine *
  73 X86IntLineParams::create()
  74 {
  75     return new X86ISA::IntLine(this);
  76 }