intdev.hh revision 5827
15633Sgblack@eecs.umich.edu/* 25633Sgblack@eecs.umich.edu * Copyright (c) 2008 The Regents of The University of Michigan 35633Sgblack@eecs.umich.edu * All rights reserved. 45633Sgblack@eecs.umich.edu * 55633Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 65633Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 75633Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 85633Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 95633Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 105633Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 115633Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 125633Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 135633Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 145633Sgblack@eecs.umich.edu * this software without specific prior written permission. 155633Sgblack@eecs.umich.edu * 165633Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 175633Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 185633Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 195633Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 205633Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 215633Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 225633Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235633Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245633Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255633Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 265633Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275633Sgblack@eecs.umich.edu * 285633Sgblack@eecs.umich.edu * Authors: Gabe Black 295633Sgblack@eecs.umich.edu */ 305633Sgblack@eecs.umich.edu 315633Sgblack@eecs.umich.edu#ifndef __DEV_X86_INTDEV_HH__ 325633Sgblack@eecs.umich.edu#define __DEV_X86_INTDEV_HH__ 335633Sgblack@eecs.umich.edu 345633Sgblack@eecs.umich.edu#include <assert.h> 355651Sgblack@eecs.umich.edu#include <string> 365633Sgblack@eecs.umich.edu 375651Sgblack@eecs.umich.edu#include "arch/x86/x86_traits.hh" 385651Sgblack@eecs.umich.edu#include "mem/mem_object.hh" 395651Sgblack@eecs.umich.edu#include "mem/mport.hh" 405633Sgblack@eecs.umich.edu#include "sim/sim_object.hh" 415827Sgblack@eecs.umich.edu#include "params/X86IntSourcePin.hh" 425827Sgblack@eecs.umich.edu#include "params/X86IntSinkPin.hh" 435827Sgblack@eecs.umich.edu#include "params/X86IntLine.hh" 445633Sgblack@eecs.umich.edu 455633Sgblack@eecs.umich.edunamespace X86ISA { 465633Sgblack@eecs.umich.edu 475633Sgblack@eecs.umich.educlass IntDev 485633Sgblack@eecs.umich.edu{ 495651Sgblack@eecs.umich.edu protected: 505651Sgblack@eecs.umich.edu class IntPort : public MessagePort 515651Sgblack@eecs.umich.edu { 525651Sgblack@eecs.umich.edu IntDev * device; 535651Sgblack@eecs.umich.edu Tick latency; 545651Sgblack@eecs.umich.edu Addr intAddr; 555651Sgblack@eecs.umich.edu public: 565651Sgblack@eecs.umich.edu IntPort(const std::string &_name, MemObject * _parent, 575651Sgblack@eecs.umich.edu IntDev *dev, Tick _latency) : 585651Sgblack@eecs.umich.edu MessagePort(_name, _parent), device(dev), latency(_latency) 595651Sgblack@eecs.umich.edu { 605651Sgblack@eecs.umich.edu } 615651Sgblack@eecs.umich.edu 625651Sgblack@eecs.umich.edu void getDeviceAddressRanges(AddrRangeList &resp, bool &snoop) 635651Sgblack@eecs.umich.edu { 645651Sgblack@eecs.umich.edu snoop = false; 655651Sgblack@eecs.umich.edu device->getIntAddrRange(resp); 665651Sgblack@eecs.umich.edu } 675651Sgblack@eecs.umich.edu 685651Sgblack@eecs.umich.edu Tick recvMessage(PacketPtr pkt) 695651Sgblack@eecs.umich.edu { 705651Sgblack@eecs.umich.edu return device->recvMessage(pkt); 715651Sgblack@eecs.umich.edu } 725651Sgblack@eecs.umich.edu 735651Sgblack@eecs.umich.edu void recvStatusChange(Status status) 745651Sgblack@eecs.umich.edu { 755651Sgblack@eecs.umich.edu if (status == RangeChange) { 765651Sgblack@eecs.umich.edu sendStatusChange(Port::RangeChange); 775651Sgblack@eecs.umich.edu } 785651Sgblack@eecs.umich.edu } 795651Sgblack@eecs.umich.edu 805651Sgblack@eecs.umich.edu }; 815651Sgblack@eecs.umich.edu 825651Sgblack@eecs.umich.edu IntPort * intPort; 835651Sgblack@eecs.umich.edu 845633Sgblack@eecs.umich.edu public: 855651Sgblack@eecs.umich.edu IntDev(MemObject * parent, Tick latency = 0) 865651Sgblack@eecs.umich.edu { 875651Sgblack@eecs.umich.edu if (parent != NULL) { 885651Sgblack@eecs.umich.edu intPort = new IntPort(parent->name() + ".int_port", 895651Sgblack@eecs.umich.edu parent, this, latency); 905651Sgblack@eecs.umich.edu } else { 915651Sgblack@eecs.umich.edu intPort = NULL; 925651Sgblack@eecs.umich.edu } 935651Sgblack@eecs.umich.edu } 945651Sgblack@eecs.umich.edu 955633Sgblack@eecs.umich.edu virtual ~IntDev() 965633Sgblack@eecs.umich.edu {} 975651Sgblack@eecs.umich.edu 985633Sgblack@eecs.umich.edu virtual void 995651Sgblack@eecs.umich.edu signalInterrupt(int line) 1005651Sgblack@eecs.umich.edu { 1015651Sgblack@eecs.umich.edu panic("signalInterrupt not implemented.\n"); 1025651Sgblack@eecs.umich.edu } 1035651Sgblack@eecs.umich.edu 1045827Sgblack@eecs.umich.edu virtual void 1055827Sgblack@eecs.umich.edu raiseInterruptPin(int number) 1065827Sgblack@eecs.umich.edu { 1075827Sgblack@eecs.umich.edu panic("raiseInterruptPin not implemented.\n"); 1085827Sgblack@eecs.umich.edu } 1095827Sgblack@eecs.umich.edu 1105827Sgblack@eecs.umich.edu virtual void 1115827Sgblack@eecs.umich.edu lowerInterruptPin(int number) 1125827Sgblack@eecs.umich.edu { 1135827Sgblack@eecs.umich.edu panic("lowerInterruptPin not implemented.\n"); 1145827Sgblack@eecs.umich.edu } 1155827Sgblack@eecs.umich.edu 1165651Sgblack@eecs.umich.edu virtual Tick 1175651Sgblack@eecs.umich.edu recvMessage(PacketPtr pkt) 1185651Sgblack@eecs.umich.edu { 1195651Sgblack@eecs.umich.edu panic("recvMessage not implemented.\n"); 1205651Sgblack@eecs.umich.edu return 0; 1215651Sgblack@eecs.umich.edu } 1225651Sgblack@eecs.umich.edu 1235651Sgblack@eecs.umich.edu virtual void 1245651Sgblack@eecs.umich.edu getIntAddrRange(AddrRangeList &range_list) 1255651Sgblack@eecs.umich.edu { 1265651Sgblack@eecs.umich.edu panic("intAddrRange not implemented.\n"); 1275651Sgblack@eecs.umich.edu } 1285633Sgblack@eecs.umich.edu}; 1295633Sgblack@eecs.umich.edu 1305827Sgblack@eecs.umich.educlass IntSinkPin : public SimObject 1315633Sgblack@eecs.umich.edu{ 1325827Sgblack@eecs.umich.edu public: 1335633Sgblack@eecs.umich.edu IntDev * device; 1345827Sgblack@eecs.umich.edu int number; 1355633Sgblack@eecs.umich.edu 1365827Sgblack@eecs.umich.edu typedef X86IntSinkPinParams Params; 1375657Sgblack@eecs.umich.edu 1385633Sgblack@eecs.umich.edu const Params * 1395633Sgblack@eecs.umich.edu params() const 1405633Sgblack@eecs.umich.edu { 1415633Sgblack@eecs.umich.edu return dynamic_cast<const Params *>(_params); 1425633Sgblack@eecs.umich.edu } 1435633Sgblack@eecs.umich.edu 1445827Sgblack@eecs.umich.edu IntSinkPin(Params *p) : SimObject(p), 1455827Sgblack@eecs.umich.edu device(dynamic_cast<IntDev *>(p->device)), number(p->number) 1465633Sgblack@eecs.umich.edu { 1475633Sgblack@eecs.umich.edu assert(device); 1485633Sgblack@eecs.umich.edu } 1495827Sgblack@eecs.umich.edu}; 1505827Sgblack@eecs.umich.edu 1515827Sgblack@eecs.umich.educlass IntSourcePin : public SimObject 1525827Sgblack@eecs.umich.edu{ 1535827Sgblack@eecs.umich.edu protected: 1545827Sgblack@eecs.umich.edu std::vector<IntSinkPin *> sinks; 1555827Sgblack@eecs.umich.edu 1565827Sgblack@eecs.umich.edu public: 1575827Sgblack@eecs.umich.edu typedef X86IntSourcePinParams Params; 1585827Sgblack@eecs.umich.edu 1595827Sgblack@eecs.umich.edu const Params * 1605827Sgblack@eecs.umich.edu params() const 1615827Sgblack@eecs.umich.edu { 1625827Sgblack@eecs.umich.edu return dynamic_cast<const Params *>(_params); 1635827Sgblack@eecs.umich.edu } 1645633Sgblack@eecs.umich.edu 1655633Sgblack@eecs.umich.edu void 1665827Sgblack@eecs.umich.edu addSink(IntSinkPin *sink) 1675633Sgblack@eecs.umich.edu { 1685827Sgblack@eecs.umich.edu sinks.push_back(sink); 1695827Sgblack@eecs.umich.edu } 1705827Sgblack@eecs.umich.edu 1715827Sgblack@eecs.umich.edu void 1725827Sgblack@eecs.umich.edu raise() 1735827Sgblack@eecs.umich.edu { 1745827Sgblack@eecs.umich.edu for (int i = 0; i < sinks.size(); i++) { 1755827Sgblack@eecs.umich.edu const IntSinkPin &pin = *sinks[i]; 1765827Sgblack@eecs.umich.edu pin.device->raiseInterruptPin(pin.number); 1775827Sgblack@eecs.umich.edu } 1785827Sgblack@eecs.umich.edu } 1795827Sgblack@eecs.umich.edu 1805827Sgblack@eecs.umich.edu void 1815827Sgblack@eecs.umich.edu lower() 1825827Sgblack@eecs.umich.edu { 1835827Sgblack@eecs.umich.edu for (int i = 0; i < sinks.size(); i++) { 1845827Sgblack@eecs.umich.edu const IntSinkPin &pin = *sinks[i]; 1855827Sgblack@eecs.umich.edu pin.device->lowerInterruptPin(pin.number); 1865827Sgblack@eecs.umich.edu } 1875827Sgblack@eecs.umich.edu } 1885827Sgblack@eecs.umich.edu 1895827Sgblack@eecs.umich.edu IntSourcePin(Params *p) : SimObject(p) 1905827Sgblack@eecs.umich.edu {} 1915827Sgblack@eecs.umich.edu}; 1925827Sgblack@eecs.umich.edu 1935827Sgblack@eecs.umich.educlass IntLine : public SimObject 1945827Sgblack@eecs.umich.edu{ 1955827Sgblack@eecs.umich.edu protected: 1965827Sgblack@eecs.umich.edu IntSourcePin *source; 1975827Sgblack@eecs.umich.edu IntSinkPin *sink; 1985827Sgblack@eecs.umich.edu 1995827Sgblack@eecs.umich.edu public: 2005827Sgblack@eecs.umich.edu typedef X86IntLineParams Params; 2015827Sgblack@eecs.umich.edu 2025827Sgblack@eecs.umich.edu const Params * 2035827Sgblack@eecs.umich.edu params() const 2045827Sgblack@eecs.umich.edu { 2055827Sgblack@eecs.umich.edu return dynamic_cast<const Params *>(_params); 2065827Sgblack@eecs.umich.edu } 2075827Sgblack@eecs.umich.edu 2085827Sgblack@eecs.umich.edu IntLine(Params *p) : SimObject(p), source(p->source), sink(p->sink) 2095827Sgblack@eecs.umich.edu { 2105827Sgblack@eecs.umich.edu source->addSink(sink); 2115633Sgblack@eecs.umich.edu } 2125633Sgblack@eecs.umich.edu}; 2135633Sgblack@eecs.umich.edu 2145633Sgblack@eecs.umich.edu}; // namespace X86ISA 2155633Sgblack@eecs.umich.edu 2165633Sgblack@eecs.umich.edu#endif //__DEV_X86_INTDEV_HH__ 217