i82094aa.hh revision 7913
15643Sgblack@eecs.umich.edu/* 25643Sgblack@eecs.umich.edu * Copyright (c) 2008 The Regents of The University of Michigan 35643Sgblack@eecs.umich.edu * All rights reserved. 45643Sgblack@eecs.umich.edu * 55643Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 65643Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 75643Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 85643Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 95643Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 105643Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 115643Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 125643Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 135643Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 145643Sgblack@eecs.umich.edu * this software without specific prior written permission. 155643Sgblack@eecs.umich.edu * 165643Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 175643Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 185643Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 195643Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 205643Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 215643Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 225643Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235643Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245643Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255643Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 265643Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275643Sgblack@eecs.umich.edu * 285643Sgblack@eecs.umich.edu * Authors: Gabe Black 295643Sgblack@eecs.umich.edu */ 305643Sgblack@eecs.umich.edu 315643Sgblack@eecs.umich.edu#ifndef __DEV_X86_I82094AA_HH__ 325643Sgblack@eecs.umich.edu#define __DEV_X86_I82094AA_HH__ 335643Sgblack@eecs.umich.edu 345643Sgblack@eecs.umich.edu#include "base/bitunion.hh" 355643Sgblack@eecs.umich.edu#include "base/range_map.hh" 365643Sgblack@eecs.umich.edu#include "dev/io_device.hh" 375643Sgblack@eecs.umich.edu#include "dev/x86/intdev.hh" 385643Sgblack@eecs.umich.edu#include "params/I82094AA.hh" 395643Sgblack@eecs.umich.edu 406137Sgblack@eecs.umich.edu#include <map> 416137Sgblack@eecs.umich.edu 425643Sgblack@eecs.umich.edunamespace X86ISA 435643Sgblack@eecs.umich.edu{ 445643Sgblack@eecs.umich.edu 455657Sgblack@eecs.umich.educlass I8259; 466137Sgblack@eecs.umich.educlass Interrupts; 475657Sgblack@eecs.umich.edu 485643Sgblack@eecs.umich.educlass I82094AA : public PioDevice, public IntDev 495643Sgblack@eecs.umich.edu{ 505643Sgblack@eecs.umich.edu public: 515643Sgblack@eecs.umich.edu BitUnion64(RedirTableEntry) 525643Sgblack@eecs.umich.edu Bitfield<63, 32> topDW; 535643Sgblack@eecs.umich.edu Bitfield<55, 32> topReserved; 545643Sgblack@eecs.umich.edu Bitfield<31, 0> bottomDW; 555643Sgblack@eecs.umich.edu Bitfield<31, 17> bottomReserved; 565643Sgblack@eecs.umich.edu Bitfield<63, 56> dest; 575643Sgblack@eecs.umich.edu Bitfield<16> mask; 585643Sgblack@eecs.umich.edu Bitfield<15> trigger; 595643Sgblack@eecs.umich.edu Bitfield<14> remoteIRR; 605643Sgblack@eecs.umich.edu Bitfield<13> polarity; 615643Sgblack@eecs.umich.edu Bitfield<12> deliveryStatus; 625643Sgblack@eecs.umich.edu Bitfield<11> destMode; 635643Sgblack@eecs.umich.edu Bitfield<10, 8> deliveryMode; 645643Sgblack@eecs.umich.edu Bitfield<7, 0> vector; 655643Sgblack@eecs.umich.edu EndBitUnion(RedirTableEntry) 665643Sgblack@eecs.umich.edu 675643Sgblack@eecs.umich.edu protected: 685643Sgblack@eecs.umich.edu Tick latency; 695643Sgblack@eecs.umich.edu Addr pioAddr; 705643Sgblack@eecs.umich.edu 715657Sgblack@eecs.umich.edu I8259 * extIntPic; 725657Sgblack@eecs.umich.edu 736137Sgblack@eecs.umich.edu std::map<int, Interrupts *> localApics; 746137Sgblack@eecs.umich.edu 755643Sgblack@eecs.umich.edu uint8_t regSel; 766136Sgblack@eecs.umich.edu uint8_t initialApicId; 775643Sgblack@eecs.umich.edu uint8_t id; 785643Sgblack@eecs.umich.edu uint8_t arbId; 795643Sgblack@eecs.umich.edu 806139Sgblack@eecs.umich.edu uint64_t lowestPriorityOffset; 816139Sgblack@eecs.umich.edu 825643Sgblack@eecs.umich.edu static const uint8_t TableSize = 24; 835643Sgblack@eecs.umich.edu // This implementation is based on version 0x11, but 0x14 avoids having 845643Sgblack@eecs.umich.edu // to deal with the arbitration and APIC bus guck. 855643Sgblack@eecs.umich.edu static const uint8_t APICVersion = 0x14; 865643Sgblack@eecs.umich.edu 875643Sgblack@eecs.umich.edu RedirTableEntry redirTable[TableSize]; 885827Sgblack@eecs.umich.edu bool pinStates[TableSize]; 895643Sgblack@eecs.umich.edu 905643Sgblack@eecs.umich.edu public: 915643Sgblack@eecs.umich.edu typedef I82094AAParams Params; 925643Sgblack@eecs.umich.edu 935643Sgblack@eecs.umich.edu const Params * 945643Sgblack@eecs.umich.edu params() const 955643Sgblack@eecs.umich.edu { 965643Sgblack@eecs.umich.edu return dynamic_cast<const Params *>(_params); 975643Sgblack@eecs.umich.edu } 985643Sgblack@eecs.umich.edu 995643Sgblack@eecs.umich.edu I82094AA(Params *p); 1005643Sgblack@eecs.umich.edu 1017913SBrad.Beckmann@amd.com void init(); 1027913SBrad.Beckmann@amd.com 1035643Sgblack@eecs.umich.edu Tick read(PacketPtr pkt); 1045643Sgblack@eecs.umich.edu Tick write(PacketPtr pkt); 1055643Sgblack@eecs.umich.edu 1065643Sgblack@eecs.umich.edu void addressRanges(AddrRangeList &range_list) 1075643Sgblack@eecs.umich.edu { 1085643Sgblack@eecs.umich.edu range_list.clear(); 1095643Sgblack@eecs.umich.edu range_list.push_back(RangeEx(pioAddr, pioAddr + 4)); 1105643Sgblack@eecs.umich.edu range_list.push_back(RangeEx(pioAddr + 16, pioAddr + 20)); 1115643Sgblack@eecs.umich.edu } 1125643Sgblack@eecs.umich.edu 1135651Sgblack@eecs.umich.edu void getIntAddrRange(AddrRangeList &range_list) 1145651Sgblack@eecs.umich.edu { 1155651Sgblack@eecs.umich.edu range_list.clear(); 1166136Sgblack@eecs.umich.edu range_list.push_back(RangeEx(x86InterruptAddress(initialApicId, 0), 1176136Sgblack@eecs.umich.edu x86InterruptAddress(initialApicId, 0) + 1186136Sgblack@eecs.umich.edu PhysAddrAPICRangeSize)); 1195651Sgblack@eecs.umich.edu } 1205651Sgblack@eecs.umich.edu 1215643Sgblack@eecs.umich.edu void writeReg(uint8_t offset, uint32_t value); 1225643Sgblack@eecs.umich.edu uint32_t readReg(uint8_t offset); 1235643Sgblack@eecs.umich.edu 1245651Sgblack@eecs.umich.edu Port *getPort(const std::string &if_name, int idx = -1) 1255651Sgblack@eecs.umich.edu { 1265651Sgblack@eecs.umich.edu if (if_name == "int_port") 1275651Sgblack@eecs.umich.edu return intPort; 1285651Sgblack@eecs.umich.edu return PioDevice::getPort(if_name, idx); 1295651Sgblack@eecs.umich.edu } 1305651Sgblack@eecs.umich.edu 1315643Sgblack@eecs.umich.edu void signalInterrupt(int line); 1325827Sgblack@eecs.umich.edu void raiseInterruptPin(int number); 1335827Sgblack@eecs.umich.edu void lowerInterruptPin(int number); 1346137Sgblack@eecs.umich.edu void registerLocalApic(int id, Interrupts *localApic); 1357903Shestness@cs.utexas.edu 1367903Shestness@cs.utexas.edu virtual void serialize(std::ostream &os); 1377903Shestness@cs.utexas.edu virtual void unserialize(Checkpoint *cp, const std::string §ion); 1385643Sgblack@eecs.umich.edu}; 1395643Sgblack@eecs.umich.edu 1407811Ssteve.reinhardt@amd.com} // namespace X86ISA 1415643Sgblack@eecs.umich.edu 1425643Sgblack@eecs.umich.edu#endif //__DEV_X86_SOUTH_BRIDGE_I8254_HH__ 143