faults.hh revision 4695
12221SN/A/* 22221SN/A * Copyright (c) 2003-2005 The Regents of The University of Michigan 32221SN/A * All rights reserved. 42221SN/A * 52221SN/A * Redistribution and use in source and binary forms, with or without 62221SN/A * modification, are permitted provided that the following conditions are 72221SN/A * met: redistributions of source code must retain the above copyright 82221SN/A * notice, this list of conditions and the following disclaimer; 92221SN/A * redistributions in binary form must reproduce the above copyright 102221SN/A * notice, this list of conditions and the following disclaimer in the 112221SN/A * documentation and/or other materials provided with the distribution; 122221SN/A * neither the name of the copyright holders nor the names of its 132221SN/A * contributors may be used to endorse or promote products derived from 142221SN/A * this software without specific prior written permission. 152221SN/A * 162221SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172221SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182221SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192221SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202221SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212221SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222221SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232221SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242221SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252221SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262221SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272665Ssaidi@eecs.umich.edu * 282665Ssaidi@eecs.umich.edu * Authors: Gabe Black 292665Ssaidi@eecs.umich.edu * Kevin Lim 302221SN/A */ 312221SN/A 323890Ssaidi@eecs.umich.edu#ifndef __SPARC_FAULTS_HH__ 333890Ssaidi@eecs.umich.edu#define __SPARC_FAULTS_HH__ 342221SN/A 352221SN/A#include "sim/faults.hh" 362221SN/A 372221SN/A// The design of the "name" and "vect" functions is in sim/faults.hh 382221SN/A 392223SN/Anamespace SparcISA 402221SN/A{ 412221SN/A 423415Sgblack@eecs.umich.edutypedef uint32_t TrapType; 433415Sgblack@eecs.umich.edutypedef uint32_t FaultPriority; 442221SN/A 453573Sgblack@eecs.umich.educlass SparcFaultBase : public FaultBase 462221SN/A{ 472221SN/A public: 483576Sgblack@eecs.umich.edu enum PrivilegeLevel 493576Sgblack@eecs.umich.edu { 503576Sgblack@eecs.umich.edu U, User = U, 513576Sgblack@eecs.umich.edu P, Privileged = P, 523576Sgblack@eecs.umich.edu H, Hyperprivileged = H, 533576Sgblack@eecs.umich.edu NumLevels, 543576Sgblack@eecs.umich.edu SH = -1, 553576Sgblack@eecs.umich.edu ShouldntHappen = SH 563576Sgblack@eecs.umich.edu }; 573573Sgblack@eecs.umich.edu struct FaultVals 583573Sgblack@eecs.umich.edu { 593573Sgblack@eecs.umich.edu const FaultName name; 603573Sgblack@eecs.umich.edu const TrapType trapType; 613573Sgblack@eecs.umich.edu const FaultPriority priority; 623576Sgblack@eecs.umich.edu const PrivilegeLevel nextPrivilegeLevel[NumLevels]; 633573Sgblack@eecs.umich.edu FaultStat count; 643573Sgblack@eecs.umich.edu }; 652221SN/A#if FULL_SYSTEM 662680Sktlim@umich.edu void invoke(ThreadContext * tc); 672221SN/A#endif 682223SN/A virtual TrapType trapType() = 0; 692223SN/A virtual FaultPriority priority() = 0; 702223SN/A virtual FaultStat & countStat() = 0; 713576Sgblack@eecs.umich.edu virtual PrivilegeLevel getNextLevel(PrivilegeLevel current) = 0; 722221SN/A}; 732221SN/A 743573Sgblack@eecs.umich.edutemplate<typename T> 753573Sgblack@eecs.umich.educlass SparcFault : public SparcFaultBase 762221SN/A{ 773573Sgblack@eecs.umich.edu protected: 783573Sgblack@eecs.umich.edu static FaultVals vals; 792221SN/A public: 804695Sgblack@eecs.umich.edu FaultName name() const {return vals.name;} 813573Sgblack@eecs.umich.edu TrapType trapType() {return vals.trapType;} 823573Sgblack@eecs.umich.edu FaultPriority priority() {return vals.priority;} 833573Sgblack@eecs.umich.edu FaultStat & countStat() {return vals.count;} 843576Sgblack@eecs.umich.edu PrivilegeLevel getNextLevel(PrivilegeLevel current) 853576Sgblack@eecs.umich.edu { 863576Sgblack@eecs.umich.edu return vals.nextPrivilegeLevel[current]; 873576Sgblack@eecs.umich.edu } 883573Sgblack@eecs.umich.edu}; 893573Sgblack@eecs.umich.edu 903576Sgblack@eecs.umich.educlass PowerOnReset : public SparcFault<PowerOnReset> 913576Sgblack@eecs.umich.edu{ 923576Sgblack@eecs.umich.edu void invoke(ThreadContext * tc); 933576Sgblack@eecs.umich.edu}; 943576Sgblack@eecs.umich.edu 953576Sgblack@eecs.umich.educlass WatchDogReset : public SparcFault<WatchDogReset> {}; 963576Sgblack@eecs.umich.edu 973576Sgblack@eecs.umich.educlass ExternallyInitiatedReset : public SparcFault<ExternallyInitiatedReset> {}; 983576Sgblack@eecs.umich.edu 993576Sgblack@eecs.umich.educlass SoftwareInitiatedReset : public SparcFault<SoftwareInitiatedReset> {}; 1003576Sgblack@eecs.umich.edu 1013576Sgblack@eecs.umich.educlass REDStateException : public SparcFault<REDStateException> {}; 1023576Sgblack@eecs.umich.edu 1033576Sgblack@eecs.umich.educlass StoreError : public SparcFault<StoreError> {}; 1043576Sgblack@eecs.umich.edu 1053576Sgblack@eecs.umich.educlass InstructionAccessException : public SparcFault<InstructionAccessException> {}; 1063576Sgblack@eecs.umich.edu 1073576Sgblack@eecs.umich.edu//class InstructionAccessMMUMiss : public SparcFault<InstructionAccessMMUMiss> {}; 1083576Sgblack@eecs.umich.edu 1093576Sgblack@eecs.umich.educlass InstructionAccessError : public SparcFault<InstructionAccessError> {}; 1103576Sgblack@eecs.umich.edu 1113576Sgblack@eecs.umich.educlass IllegalInstruction : public SparcFault<IllegalInstruction> {}; 1123576Sgblack@eecs.umich.edu 1133576Sgblack@eecs.umich.educlass PrivilegedOpcode : public SparcFault<PrivilegedOpcode> {}; 1143576Sgblack@eecs.umich.edu 1153576Sgblack@eecs.umich.edu//class UnimplementedLDD : public SparcFault<UnimplementedLDD> {}; 1163576Sgblack@eecs.umich.edu 1173576Sgblack@eecs.umich.edu//class UnimplementedSTD : public SparcFault<UnimplementedSTD> {}; 1183576Sgblack@eecs.umich.edu 1193576Sgblack@eecs.umich.educlass FpDisabled : public SparcFault<FpDisabled> {}; 1203576Sgblack@eecs.umich.edu 1213576Sgblack@eecs.umich.educlass FpExceptionIEEE754 : public SparcFault<FpExceptionIEEE754> {}; 1223576Sgblack@eecs.umich.edu 1233576Sgblack@eecs.umich.educlass FpExceptionOther : public SparcFault<FpExceptionOther> {}; 1243576Sgblack@eecs.umich.edu 1253576Sgblack@eecs.umich.educlass TagOverflow : public SparcFault<TagOverflow> {}; 1263576Sgblack@eecs.umich.edu 1273576Sgblack@eecs.umich.educlass CleanWindow : public SparcFault<CleanWindow> {}; 1283576Sgblack@eecs.umich.edu 1293576Sgblack@eecs.umich.educlass DivisionByZero : public SparcFault<DivisionByZero> {}; 1303576Sgblack@eecs.umich.edu 1313573Sgblack@eecs.umich.educlass InternalProcessorError : 1323573Sgblack@eecs.umich.edu public SparcFault<InternalProcessorError> 1333573Sgblack@eecs.umich.edu{ 1343573Sgblack@eecs.umich.edu public: 1354695Sgblack@eecs.umich.edu bool isMachineCheckFault() const {return true;} 1362221SN/A}; 1372221SN/A 1383576Sgblack@eecs.umich.educlass InstructionInvalidTSBEntry : public SparcFault<InstructionInvalidTSBEntry> {}; 1393576Sgblack@eecs.umich.edu 1403576Sgblack@eecs.umich.educlass DataInvalidTSBEntry : public SparcFault<DataInvalidTSBEntry> {}; 1413576Sgblack@eecs.umich.edu 1423576Sgblack@eecs.umich.educlass DataAccessException : public SparcFault<DataAccessException> {}; 1433576Sgblack@eecs.umich.edu 1443576Sgblack@eecs.umich.edu//class DataAccessMMUMiss : public SparcFault<DataAccessMMUMiss> {}; 1453576Sgblack@eecs.umich.edu 1463576Sgblack@eecs.umich.educlass DataAccessError : public SparcFault<DataAccessError> {}; 1473576Sgblack@eecs.umich.edu 1483576Sgblack@eecs.umich.educlass DataAccessProtection : public SparcFault<DataAccessProtection> {}; 1493576Sgblack@eecs.umich.edu 1503573Sgblack@eecs.umich.educlass MemAddressNotAligned : 1513573Sgblack@eecs.umich.edu public SparcFault<MemAddressNotAligned> 1522221SN/A{ 1532221SN/A public: 1544695Sgblack@eecs.umich.edu bool isAlignmentFault() const {return true;} 1552221SN/A}; 1562221SN/A 1573576Sgblack@eecs.umich.educlass LDDFMemAddressNotAligned : public SparcFault<LDDFMemAddressNotAligned> {}; 1583576Sgblack@eecs.umich.edu 1593576Sgblack@eecs.umich.educlass STDFMemAddressNotAligned : public SparcFault<STDFMemAddressNotAligned> {}; 1603576Sgblack@eecs.umich.edu 1613576Sgblack@eecs.umich.educlass PrivilegedAction : public SparcFault<PrivilegedAction> {}; 1623576Sgblack@eecs.umich.edu 1633576Sgblack@eecs.umich.educlass LDQFMemAddressNotAligned : public SparcFault<LDQFMemAddressNotAligned> {}; 1643576Sgblack@eecs.umich.edu 1653576Sgblack@eecs.umich.educlass STQFMemAddressNotAligned : public SparcFault<STQFMemAddressNotAligned> {}; 1663576Sgblack@eecs.umich.edu 1673576Sgblack@eecs.umich.educlass InstructionRealTranslationMiss : 1683576Sgblack@eecs.umich.edu public SparcFault<InstructionRealTranslationMiss> {}; 1693576Sgblack@eecs.umich.edu 1703576Sgblack@eecs.umich.educlass DataRealTranslationMiss : public SparcFault<DataRealTranslationMiss> {}; 1713576Sgblack@eecs.umich.edu 1723576Sgblack@eecs.umich.edu//class AsyncDataError : public SparcFault<AsyncDataError> {}; 1733576Sgblack@eecs.umich.edu 1743576Sgblack@eecs.umich.edutemplate <class T> 1753576Sgblack@eecs.umich.educlass EnumeratedFault : public SparcFault<T> 1763576Sgblack@eecs.umich.edu{ 1773576Sgblack@eecs.umich.edu protected: 1783576Sgblack@eecs.umich.edu uint32_t _n; 1793576Sgblack@eecs.umich.edu public: 1803576Sgblack@eecs.umich.edu EnumeratedFault(uint32_t n) : SparcFault<T>(), _n(n) {} 1813576Sgblack@eecs.umich.edu TrapType trapType() {return SparcFault<T>::trapType() + _n;} 1823576Sgblack@eecs.umich.edu}; 1833576Sgblack@eecs.umich.edu 1843576Sgblack@eecs.umich.educlass InterruptLevelN : public EnumeratedFault<InterruptLevelN> 1853576Sgblack@eecs.umich.edu{ 1863576Sgblack@eecs.umich.edu public: 1873576Sgblack@eecs.umich.edu InterruptLevelN(uint32_t n) : EnumeratedFault<InterruptLevelN>(n) {;} 1883576Sgblack@eecs.umich.edu FaultPriority priority() {return 3200 - _n*100;} 1893576Sgblack@eecs.umich.edu}; 1903576Sgblack@eecs.umich.edu 1913576Sgblack@eecs.umich.educlass HstickMatch : public SparcFault<HstickMatch> {}; 1923576Sgblack@eecs.umich.edu 1933576Sgblack@eecs.umich.educlass TrapLevelZero : public SparcFault<TrapLevelZero> {}; 1943576Sgblack@eecs.umich.edu 1954103Ssaidi@eecs.umich.educlass InterruptVector : public SparcFault<InterruptVector> {}; 1964103Ssaidi@eecs.umich.edu 1973576Sgblack@eecs.umich.educlass PAWatchpoint : public SparcFault<PAWatchpoint> {}; 1983576Sgblack@eecs.umich.edu 1993576Sgblack@eecs.umich.educlass VAWatchpoint : public SparcFault<VAWatchpoint> {}; 2003576Sgblack@eecs.umich.edu 2013576Sgblack@eecs.umich.educlass FastInstructionAccessMMUMiss : 2023576Sgblack@eecs.umich.edu public SparcFault<FastInstructionAccessMMUMiss> {}; 2033576Sgblack@eecs.umich.edu 2043576Sgblack@eecs.umich.educlass FastDataAccessMMUMiss : public SparcFault<FastDataAccessMMUMiss> {}; 2053576Sgblack@eecs.umich.edu 2063576Sgblack@eecs.umich.educlass FastDataAccessProtection : public SparcFault<FastDataAccessProtection> {}; 2073576Sgblack@eecs.umich.edu 2083576Sgblack@eecs.umich.educlass InstructionBreakpoint : public SparcFault<InstructionBreakpoint> {}; 2093576Sgblack@eecs.umich.edu 2103576Sgblack@eecs.umich.educlass CpuMondo : public SparcFault<CpuMondo> {}; 2113576Sgblack@eecs.umich.edu 2123576Sgblack@eecs.umich.educlass DevMondo : public SparcFault<DevMondo> {}; 2133576Sgblack@eecs.umich.edu 2143893Shsul@eecs.umich.educlass ResumableError : public SparcFault<ResumableError> {}; 2153576Sgblack@eecs.umich.edu 2163576Sgblack@eecs.umich.educlass SpillNNormal : public EnumeratedFault<SpillNNormal> 2173576Sgblack@eecs.umich.edu{ 2183576Sgblack@eecs.umich.edu public: 2193576Sgblack@eecs.umich.edu SpillNNormal(uint32_t n) : EnumeratedFault<SpillNNormal>(n) {;} 2203576Sgblack@eecs.umich.edu //These need to be handled specially to enable spill traps in SE 2213576Sgblack@eecs.umich.edu#if !FULL_SYSTEM 2223576Sgblack@eecs.umich.edu void invoke(ThreadContext * tc); 2233576Sgblack@eecs.umich.edu#endif 2243576Sgblack@eecs.umich.edu}; 2253576Sgblack@eecs.umich.edu 2263576Sgblack@eecs.umich.educlass SpillNOther : public EnumeratedFault<SpillNOther> 2273576Sgblack@eecs.umich.edu{ 2283576Sgblack@eecs.umich.edu public: 2293576Sgblack@eecs.umich.edu SpillNOther(uint32_t n) : EnumeratedFault<SpillNOther>(n) {;} 2303576Sgblack@eecs.umich.edu}; 2313576Sgblack@eecs.umich.edu 2323576Sgblack@eecs.umich.educlass FillNNormal : public EnumeratedFault<FillNNormal> 2333576Sgblack@eecs.umich.edu{ 2343576Sgblack@eecs.umich.edu public: 2353576Sgblack@eecs.umich.edu FillNNormal(uint32_t n) : EnumeratedFault<FillNNormal>(n) {;} 2363576Sgblack@eecs.umich.edu //These need to be handled specially to enable fill traps in SE 2373576Sgblack@eecs.umich.edu#if !FULL_SYSTEM 2383576Sgblack@eecs.umich.edu void invoke(ThreadContext * tc); 2393576Sgblack@eecs.umich.edu#endif 2403576Sgblack@eecs.umich.edu}; 2413576Sgblack@eecs.umich.edu 2423576Sgblack@eecs.umich.educlass FillNOther : public EnumeratedFault<FillNOther> 2433576Sgblack@eecs.umich.edu{ 2443576Sgblack@eecs.umich.edu public: 2453576Sgblack@eecs.umich.edu FillNOther(uint32_t n) : EnumeratedFault<FillNOther>(n) {;} 2463576Sgblack@eecs.umich.edu}; 2473576Sgblack@eecs.umich.edu 2483576Sgblack@eecs.umich.educlass TrapInstruction : public EnumeratedFault<TrapInstruction> 2493576Sgblack@eecs.umich.edu{ 2503576Sgblack@eecs.umich.edu public: 2513576Sgblack@eecs.umich.edu TrapInstruction(uint32_t n) : EnumeratedFault<TrapInstruction>(n) {;} 2524111Sgblack@eecs.umich.edu //In SE, trap instructions are requesting services from the OS. 2534111Sgblack@eecs.umich.edu#if !FULL_SYSTEM 2544111Sgblack@eecs.umich.edu void invoke(ThreadContext * tc); 2554111Sgblack@eecs.umich.edu#endif 2563576Sgblack@eecs.umich.edu}; 2573576Sgblack@eecs.umich.edu 2582221SN/Astatic inline Fault genMachineCheckFault() 2592221SN/A{ 2602223SN/A return new InternalProcessorError; 2612221SN/A} 2622221SN/A 2632221SN/Astatic inline Fault genAlignmentFault() 2642221SN/A{ 2652223SN/A return new MemAddressNotAligned; 2662221SN/A} 2672221SN/A 2682800Ssaidi@eecs.umich.edu 2692223SN/A} // SparcISA namespace 2702221SN/A 2713890Ssaidi@eecs.umich.edu#endif // __SPARC_FAULTS_HH__ 272