i82094aa.hh revision 9294
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 348229Snate@binkert.org#include <map> 358229Snate@binkert.org 365643Sgblack@eecs.umich.edu#include "base/bitunion.hh" 378229Snate@binkert.org#include "dev/x86/intdev.hh" 385643Sgblack@eecs.umich.edu#include "dev/io_device.hh" 395643Sgblack@eecs.umich.edu#include "params/I82094AA.hh" 405643Sgblack@eecs.umich.edu 415643Sgblack@eecs.umich.edunamespace X86ISA 425643Sgblack@eecs.umich.edu{ 435643Sgblack@eecs.umich.edu 445657Sgblack@eecs.umich.educlass I8259; 456137Sgblack@eecs.umich.educlass Interrupts; 465657Sgblack@eecs.umich.edu 475643Sgblack@eecs.umich.educlass I82094AA : public PioDevice, public IntDev 485643Sgblack@eecs.umich.edu{ 495643Sgblack@eecs.umich.edu public: 505643Sgblack@eecs.umich.edu BitUnion64(RedirTableEntry) 515643Sgblack@eecs.umich.edu Bitfield<63, 32> topDW; 525643Sgblack@eecs.umich.edu Bitfield<55, 32> topReserved; 535643Sgblack@eecs.umich.edu Bitfield<31, 0> bottomDW; 545643Sgblack@eecs.umich.edu Bitfield<31, 17> bottomReserved; 555643Sgblack@eecs.umich.edu Bitfield<63, 56> dest; 565643Sgblack@eecs.umich.edu Bitfield<16> mask; 575643Sgblack@eecs.umich.edu Bitfield<15> trigger; 585643Sgblack@eecs.umich.edu Bitfield<14> remoteIRR; 595643Sgblack@eecs.umich.edu Bitfield<13> polarity; 605643Sgblack@eecs.umich.edu Bitfield<12> deliveryStatus; 615643Sgblack@eecs.umich.edu Bitfield<11> destMode; 625643Sgblack@eecs.umich.edu Bitfield<10, 8> deliveryMode; 635643Sgblack@eecs.umich.edu Bitfield<7, 0> vector; 645643Sgblack@eecs.umich.edu EndBitUnion(RedirTableEntry) 655643Sgblack@eecs.umich.edu 665643Sgblack@eecs.umich.edu protected: 675643Sgblack@eecs.umich.edu Tick latency; 685643Sgblack@eecs.umich.edu Addr pioAddr; 695643Sgblack@eecs.umich.edu 705657Sgblack@eecs.umich.edu I8259 * extIntPic; 715657Sgblack@eecs.umich.edu 725643Sgblack@eecs.umich.edu uint8_t regSel; 736136Sgblack@eecs.umich.edu uint8_t initialApicId; 745643Sgblack@eecs.umich.edu uint8_t id; 755643Sgblack@eecs.umich.edu uint8_t arbId; 765643Sgblack@eecs.umich.edu 776139Sgblack@eecs.umich.edu uint64_t lowestPriorityOffset; 786139Sgblack@eecs.umich.edu 795643Sgblack@eecs.umich.edu static const uint8_t TableSize = 24; 805643Sgblack@eecs.umich.edu // This implementation is based on version 0x11, but 0x14 avoids having 815643Sgblack@eecs.umich.edu // to deal with the arbitration and APIC bus guck. 825643Sgblack@eecs.umich.edu static const uint8_t APICVersion = 0x14; 835643Sgblack@eecs.umich.edu 845643Sgblack@eecs.umich.edu RedirTableEntry redirTable[TableSize]; 855827Sgblack@eecs.umich.edu bool pinStates[TableSize]; 865643Sgblack@eecs.umich.edu 875643Sgblack@eecs.umich.edu public: 885643Sgblack@eecs.umich.edu typedef I82094AAParams Params; 895643Sgblack@eecs.umich.edu 905643Sgblack@eecs.umich.edu const Params * 915643Sgblack@eecs.umich.edu params() const 925643Sgblack@eecs.umich.edu { 935643Sgblack@eecs.umich.edu return dynamic_cast<const Params *>(_params); 945643Sgblack@eecs.umich.edu } 955643Sgblack@eecs.umich.edu 965643Sgblack@eecs.umich.edu I82094AA(Params *p); 975643Sgblack@eecs.umich.edu 987913SBrad.Beckmann@amd.com void init(); 997913SBrad.Beckmann@amd.com 1005643Sgblack@eecs.umich.edu Tick read(PacketPtr pkt); 1015643Sgblack@eecs.umich.edu Tick write(PacketPtr pkt); 1025643Sgblack@eecs.umich.edu 1039090Sandreas.hansson@arm.com AddrRangeList getAddrRanges() const 1045643Sgblack@eecs.umich.edu { 1058711Sandreas.hansson@arm.com AddrRangeList ranges; 1068711Sandreas.hansson@arm.com ranges.push_back(RangeEx(pioAddr, pioAddr + 4)); 1078711Sandreas.hansson@arm.com ranges.push_back(RangeEx(pioAddr + 16, pioAddr + 20)); 1088711Sandreas.hansson@arm.com return ranges; 1095643Sgblack@eecs.umich.edu } 1105643Sgblack@eecs.umich.edu 1119090Sandreas.hansson@arm.com AddrRangeList getIntAddrRange() const 1125651Sgblack@eecs.umich.edu { 1138711Sandreas.hansson@arm.com AddrRangeList ranges; 1148711Sandreas.hansson@arm.com ranges.push_back(RangeEx(x86InterruptAddress(initialApicId, 0), 1158711Sandreas.hansson@arm.com x86InterruptAddress(initialApicId, 0) + 1168711Sandreas.hansson@arm.com PhysAddrAPICRangeSize)); 1178711Sandreas.hansson@arm.com return ranges; 1185651Sgblack@eecs.umich.edu } 1195651Sgblack@eecs.umich.edu 1205643Sgblack@eecs.umich.edu void writeReg(uint8_t offset, uint32_t value); 1215643Sgblack@eecs.umich.edu uint32_t readReg(uint8_t offset); 1225643Sgblack@eecs.umich.edu 1239294Sandreas.hansson@arm.com BaseMasterPort &getMasterPort(const std::string &if_name, 1249294Sandreas.hansson@arm.com PortID idx = InvalidPortID) 1255651Sgblack@eecs.umich.edu { 1268839Sandreas.hansson@arm.com if (if_name == "int_master") 1278922Swilliam.wang@arm.com return intMasterPort; 1288922Swilliam.wang@arm.com return PioDevice::getMasterPort(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); 1347903Shestness@cs.utexas.edu 1357903Shestness@cs.utexas.edu virtual void serialize(std::ostream &os); 1367903Shestness@cs.utexas.edu virtual void unserialize(Checkpoint *cp, const std::string §ion); 1375643Sgblack@eecs.umich.edu}; 1385643Sgblack@eecs.umich.edu 1397811Ssteve.reinhardt@amd.com} // namespace X86ISA 1405643Sgblack@eecs.umich.edu 1415643Sgblack@eecs.umich.edu#endif //__DEV_X86_SOUTH_BRIDGE_I8254_HH__ 142