intmessage.hh revision 5651
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#ifndef __ARCH_X86_INTMESSAGE_HH__ 32#define __ARCH_X86_INTMESSAGE_HH__ 33 34#include "arch/x86/x86_traits.hh" 35#include "base/bitunion.hh" 36#include "mem/packet.hh" 37#include "mem/request.hh" 38#include "sim/host.hh" 39 40namespace X86ISA 41{ 42 BitUnion32(TriggerIntMessage) 43 Bitfield<7, 0> destination; 44 Bitfield<15, 8> vector; 45 Bitfield<18, 16> deliveryMode; 46 Bitfield<19> destMode; 47 EndBitUnion(TriggerIntMessage) 48 49 static const Addr TriggerIntOffset = 0; 50 51 static inline PacketPtr 52 prepIntRequest(const uint8_t id, Addr offset, Addr size) 53 { 54 RequestPtr req = new Request(x86InterruptAddress(id, offset), 55 size, UNCACHEABLE); 56 PacketPtr pkt = new Packet(req, MemCmd::MessageReq, Packet::Broadcast); 57 pkt->allocate(); 58 return pkt; 59 } 60 61 template<class T> 62 PacketPtr 63 buildIntRequest(const uint8_t id, T payload, Addr offset, Addr size) 64 { 65 PacketPtr pkt = prepIntRequest(id, offset, size); 66 pkt->set<T>(payload); 67 return pkt; 68 } 69 70 static inline PacketPtr 71 buildIntRequest(const uint8_t id, TriggerIntMessage payload) 72 { 73 return buildIntRequest(id, payload, TriggerIntOffset, 74 sizeof(TriggerIntMessage)); 75 } 76 77 static inline PacketPtr 78 buildIntResponse() 79 { 80 panic("buildIntResponse not implemented.\n"); 81 } 82} 83 84#endif 85