intdev.cc revision 6045:214461cb8abe
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(TriggerIntMessage message, bool timing) 35{ 36 if (DeliveryMode::isReserved(message.deliveryMode)) { 37 fatal("Tried to use reserved delivery mode %d\n", 38 message.deliveryMode); 39 } else if (DTRACE(IntDev)) { 40 DPRINTF(IntDev, "Delivery mode is: %s.\n", 41 DeliveryMode::names[message.deliveryMode]); 42 DPRINTF(IntDev, "Vector is %#x.\n", message.vector); 43 } 44 if (message.destMode == 0) { 45 DPRINTF(IntDev, 46 "Sending interrupt to APIC ID %d.\n", message.destination); 47 PacketPtr pkt = buildIntRequest(message.destination, message); 48 if (timing) 49 sendMessageTiming(pkt, latency); 50 else 51 sendMessageAtomic(pkt); 52 } else { 53 DPRINTF(IntDev, "Sending interrupts to APIC IDs:" 54 "%s%s%s%s%s%s%s%s\n", 55 bits((int)message.destination, 0) ? " 0": "", 56 bits((int)message.destination, 1) ? " 1": "", 57 bits((int)message.destination, 2) ? " 2": "", 58 bits((int)message.destination, 3) ? " 3": "", 59 bits((int)message.destination, 4) ? " 4": "", 60 bits((int)message.destination, 5) ? " 5": "", 61 bits((int)message.destination, 6) ? " 6": "", 62 bits((int)message.destination, 7) ? " 7": "" 63 ); 64 uint8_t dests = message.destination; 65 uint8_t id = 0; 66 while(dests) { 67 if (dests & 0x1) { 68 PacketPtr pkt = buildIntRequest(id, message); 69 if (timing) 70 sendMessageTiming(pkt, latency); 71 else 72 sendMessageAtomic(pkt); 73 } 74 dests >>= 1; 75 id++; 76 } 77 } 78} 79 80X86ISA::IntSourcePin * 81X86IntSourcePinParams::create() 82{ 83 return new X86ISA::IntSourcePin(this); 84} 85 86X86ISA::IntSinkPin * 87X86IntSinkPinParams::create() 88{ 89 return new X86ISA::IntSinkPin(this); 90} 91 92X86ISA::IntLine * 93X86IntLineParams::create() 94{ 95 return new X86ISA::IntLine(this); 96} 97