faults.hh revision 6735
16019Shines@cs.fsu.edu/* 26019Shines@cs.fsu.edu * Copyright (c) 2003-2005 The Regents of The University of Michigan 36019Shines@cs.fsu.edu * Copyright (c) 2007-2008 The Florida State University 46019Shines@cs.fsu.edu * All rights reserved. 56019Shines@cs.fsu.edu * 66019Shines@cs.fsu.edu * Redistribution and use in source and binary forms, with or without 76019Shines@cs.fsu.edu * modification, are permitted provided that the following conditions are 86019Shines@cs.fsu.edu * met: redistributions of source code must retain the above copyright 96019Shines@cs.fsu.edu * notice, this list of conditions and the following disclaimer; 106019Shines@cs.fsu.edu * redistributions in binary form must reproduce the above copyright 116019Shines@cs.fsu.edu * notice, this list of conditions and the following disclaimer in the 126019Shines@cs.fsu.edu * documentation and/or other materials provided with the distribution; 136019Shines@cs.fsu.edu * neither the name of the copyright holders nor the names of its 146019Shines@cs.fsu.edu * contributors may be used to endorse or promote products derived from 156019Shines@cs.fsu.edu * this software without specific prior written permission. 166019Shines@cs.fsu.edu * 176019Shines@cs.fsu.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 186019Shines@cs.fsu.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 196019Shines@cs.fsu.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 206019Shines@cs.fsu.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 216019Shines@cs.fsu.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 226019Shines@cs.fsu.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 236019Shines@cs.fsu.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 246019Shines@cs.fsu.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 256019Shines@cs.fsu.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 266019Shines@cs.fsu.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 276019Shines@cs.fsu.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 286019Shines@cs.fsu.edu * 296735Sgblack@eecs.umich.edu * Authors: Ali Saidi 306735Sgblack@eecs.umich.edu * Gabe Black 316019Shines@cs.fsu.edu */ 326019Shines@cs.fsu.edu 336019Shines@cs.fsu.edu#ifndef __ARM_FAULTS_HH__ 346019Shines@cs.fsu.edu#define __ARM_FAULTS_HH__ 356019Shines@cs.fsu.edu 366735Sgblack@eecs.umich.edu#include "arch/arm/types.hh" 376735Sgblack@eecs.umich.edu#include "config/full_system.hh" 386019Shines@cs.fsu.edu#include "sim/faults.hh" 396019Shines@cs.fsu.edu 406019Shines@cs.fsu.edu// The design of the "name" and "vect" functions is in sim/faults.hh 416019Shines@cs.fsu.edu 426019Shines@cs.fsu.edunamespace ArmISA 436019Shines@cs.fsu.edu{ 446735Sgblack@eecs.umich.edutypedef const Addr FaultOffset; 456019Shines@cs.fsu.edu 466735Sgblack@eecs.umich.educlass ArmFaultBase : public FaultBase 476019Shines@cs.fsu.edu{ 486019Shines@cs.fsu.edu protected: 496735Sgblack@eecs.umich.edu Addr getVector(ThreadContext *tc); 506735Sgblack@eecs.umich.edu 516019Shines@cs.fsu.edu public: 526735Sgblack@eecs.umich.edu struct FaultVals 536735Sgblack@eecs.umich.edu { 546735Sgblack@eecs.umich.edu const FaultName name; 556735Sgblack@eecs.umich.edu const FaultOffset offset; 566735Sgblack@eecs.umich.edu const OperatingMode nextMode; 576735Sgblack@eecs.umich.edu const uint8_t armPcOffset; 586735Sgblack@eecs.umich.edu const uint8_t thumbPcOffset; 596735Sgblack@eecs.umich.edu const bool abortDisable; 606735Sgblack@eecs.umich.edu const bool fiqDisable; 616735Sgblack@eecs.umich.edu FaultStat count; 626735Sgblack@eecs.umich.edu }; 636735Sgblack@eecs.umich.edu 646019Shines@cs.fsu.edu#if FULL_SYSTEM 656735Sgblack@eecs.umich.edu void invoke(ThreadContext *tc); 666019Shines@cs.fsu.edu#endif 676735Sgblack@eecs.umich.edu virtual FaultStat& countStat() = 0; 686735Sgblack@eecs.umich.edu virtual FaultOffset offset() = 0; 696735Sgblack@eecs.umich.edu virtual OperatingMode nextMode() = 0; 706735Sgblack@eecs.umich.edu virtual uint8_t armPcOffset() = 0; 716735Sgblack@eecs.umich.edu virtual uint8_t thumbPcOffset() = 0; 726735Sgblack@eecs.umich.edu virtual bool abortDisable() = 0; 736735Sgblack@eecs.umich.edu virtual bool fiqDisable() = 0; 746019Shines@cs.fsu.edu}; 756019Shines@cs.fsu.edu 766735Sgblack@eecs.umich.edutemplate<typename T> 776735Sgblack@eecs.umich.educlass ArmFault : public ArmFaultBase 786019Shines@cs.fsu.edu{ 796735Sgblack@eecs.umich.edu protected: 806735Sgblack@eecs.umich.edu static FaultVals vals; 816735Sgblack@eecs.umich.edu 826019Shines@cs.fsu.edu public: 836735Sgblack@eecs.umich.edu FaultName name() const { return vals.name; } 846735Sgblack@eecs.umich.edu FaultStat & countStat() {return vals.count;} 856735Sgblack@eecs.umich.edu FaultOffset offset() { return vals.offset; } 866735Sgblack@eecs.umich.edu OperatingMode nextMode() { return vals.nextMode; } 876735Sgblack@eecs.umich.edu uint8_t armPcOffset() { return vals.armPcOffset; } 886735Sgblack@eecs.umich.edu uint8_t thumbPcOffset() { return vals.thumbPcOffset; } 896735Sgblack@eecs.umich.edu bool abortDisable() { return vals.abortDisable; } 906735Sgblack@eecs.umich.edu bool fiqDisable() { return vals.fiqDisable; } 916019Shines@cs.fsu.edu}; 926019Shines@cs.fsu.edu 936019Shines@cs.fsu.edu 946735Sgblack@eecs.umich.educlass Reset : public ArmFault<Reset> {}; 956735Sgblack@eecs.umich.educlass UndefinedInstruction : public ArmFault<UndefinedInstruction> {}; 966735Sgblack@eecs.umich.educlass SupervisorCall : public ArmFault<SupervisorCall> {}; 976735Sgblack@eecs.umich.educlass PrefetchAbort : public ArmFault<PrefetchAbort> {}; 986735Sgblack@eecs.umich.educlass DataAbort : public ArmFault<DataAbort> {}; 996735Sgblack@eecs.umich.educlass Interrupt : public ArmFault<Interrupt> {}; 1006735Sgblack@eecs.umich.educlass FastInterrupt : public ArmFault<FastInterrupt> {}; 1016019Shines@cs.fsu.edu 1026019Shines@cs.fsu.edu 1036019Shines@cs.fsu.edu} // ArmISA namespace 1046019Shines@cs.fsu.edu 1056019Shines@cs.fsu.edu#endif // __ARM_FAULTS_HH__ 106