intdev.hh revision 5633:e1605152cc54
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 __DEV_X86_INTDEV_HH__ 32#define __DEV_X86_INTDEV_HH__ 33 34#include <assert.h> 35 36#include "sim/sim_object.hh" 37#include "params/X86IntPin.hh" 38 39namespace X86ISA { 40 41class IntDev 42{ 43 public: 44 virtual ~IntDev() 45 {} 46 virtual void 47 signalInterrupt(int line) = 0; 48}; 49 50class IntPin : public SimObject 51{ 52 protected: 53 IntDev * device; 54 int line; 55 56 public: 57 typedef X86IntPinParams Params; 58 59 const Params * 60 params() const 61 { 62 return dynamic_cast<const Params *>(_params); 63 } 64 65 IntPin(Params *p) : SimObject(p), 66 device(dynamic_cast<IntDev *>(p->device)), line(p->line) 67 { 68 assert(device); 69 } 70 71 void 72 signalInterrupt() 73 { 74 device->signalInterrupt(line); 75 } 76}; 77 78}; // namespace X86ISA 79 80#endif //__DEV_X86_INTDEV_HH__ 81