faults.hh (8545:a3992291e230) | faults.hh (8569:498d3aacd292) |
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1/* 2 * Copyright (c) 2003-2005 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: Nathan Binkert 29 * Gabe Black 30 */ 31 32#ifndef __FAULTS_HH__ 33#define __FAULTS_HH__ 34 35#include "base/refcnt.hh" 36#include "base/types.hh" 37#include "config/full_system.hh" 38#include "cpu/static_inst.hh" 39#include "sim/fault_fwd.hh" 40#include "sim/stats.hh" 41 42class ThreadContext; 43 44typedef const char * FaultName; 45typedef Stats::Scalar FaultStat; 46 47// Each class has it's name statically define in _name, 48// and has a virtual function to access it's name. 49// The function is necessary because otherwise, all objects 50// which are being accessed cast as a FaultBase * (namely 51// all faults returned using the Fault type) will use the 52// generic FaultBase name. 53 54class FaultBase : public RefCounted 55{ 56 public: 57 virtual FaultName name() const = 0; 58 virtual void invoke(ThreadContext * tc, 59 StaticInstPtr inst = StaticInst::nullStaticInstPtr); | 1/* 2 * Copyright (c) 2003-2005 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: Nathan Binkert 29 * Gabe Black 30 */ 31 32#ifndef __FAULTS_HH__ 33#define __FAULTS_HH__ 34 35#include "base/refcnt.hh" 36#include "base/types.hh" 37#include "config/full_system.hh" 38#include "cpu/static_inst.hh" 39#include "sim/fault_fwd.hh" 40#include "sim/stats.hh" 41 42class ThreadContext; 43 44typedef const char * FaultName; 45typedef Stats::Scalar FaultStat; 46 47// Each class has it's name statically define in _name, 48// and has a virtual function to access it's name. 49// The function is necessary because otherwise, all objects 50// which are being accessed cast as a FaultBase * (namely 51// all faults returned using the Fault type) will use the 52// generic FaultBase name. 53 54class FaultBase : public RefCounted 55{ 56 public: 57 virtual FaultName name() const = 0; 58 virtual void invoke(ThreadContext * tc, 59 StaticInstPtr inst = StaticInst::nullStaticInstPtr); |
60 virtual bool isMachineCheckFault() const {return false;} 61 virtual bool isAlignmentFault() const {return false;} | |
62}; 63 64class UnimpFault : public FaultBase 65{ 66 private: 67 std::string panicStr; 68 public: 69 UnimpFault(std::string _str) 70 : panicStr(_str) 71 { } 72 73 FaultName name() const {return "Unimplemented simulator feature";} 74 void invoke(ThreadContext * tc, 75 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 76}; 77 78class ReExec : public FaultBase 79{ 80 public: 81 virtual FaultName name() const { return "Re-execution fault";} 82 ReExec() {} 83 void invoke(ThreadContext *tc, 84 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 85}; 86 87 88#if !FULL_SYSTEM 89class GenericPageTableFault : public FaultBase 90{ 91 private: 92 Addr vaddr; 93 public: 94 FaultName name() const {return "Generic page table fault";} 95 GenericPageTableFault(Addr va) : vaddr(va) {} 96 void invoke(ThreadContext * tc, 97 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 98}; 99 100class GenericAlignmentFault : public FaultBase 101{ 102 private: 103 Addr vaddr; 104 public: 105 FaultName name() const {return "Generic alignment fault";} 106 GenericAlignmentFault(Addr va) : vaddr(va) {} 107 void invoke(ThreadContext * tc, 108 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 109}; 110#endif 111 112#endif // __FAULTS_HH__ | 60}; 61 62class UnimpFault : public FaultBase 63{ 64 private: 65 std::string panicStr; 66 public: 67 UnimpFault(std::string _str) 68 : panicStr(_str) 69 { } 70 71 FaultName name() const {return "Unimplemented simulator feature";} 72 void invoke(ThreadContext * tc, 73 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 74}; 75 76class ReExec : public FaultBase 77{ 78 public: 79 virtual FaultName name() const { return "Re-execution fault";} 80 ReExec() {} 81 void invoke(ThreadContext *tc, 82 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 83}; 84 85 86#if !FULL_SYSTEM 87class GenericPageTableFault : public FaultBase 88{ 89 private: 90 Addr vaddr; 91 public: 92 FaultName name() const {return "Generic page table fault";} 93 GenericPageTableFault(Addr va) : vaddr(va) {} 94 void invoke(ThreadContext * tc, 95 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 96}; 97 98class GenericAlignmentFault : public FaultBase 99{ 100 private: 101 Addr vaddr; 102 public: 103 FaultName name() const {return "Generic alignment fault";} 104 GenericAlignmentFault(Addr va) : vaddr(va) {} 105 void invoke(ThreadContext * tc, 106 StaticInstPtr inst = StaticInst::nullStaticInstPtr); 107}; 108#endif 109 110#endif // __FAULTS_HH__ |