faults.hh (7678:f19b6a3a8cec) faults.hh (7741:340b6f01d69b)
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;

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77};
78
79template<typename T>
80class SparcFault : public SparcFaultBase
81{
82 protected:
83 static FaultVals vals;
84 public:
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;

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77};
78
79template<typename T>
80class SparcFault : public SparcFaultBase
81{
82 protected:
83 static FaultVals vals;
84 public:
85 FaultName name() const {return vals.name;}
86 TrapType trapType() {return vals.trapType;}
87 FaultPriority priority() {return vals.priority;}
88 FaultStat & countStat() {return vals.count;}
89 PrivilegeLevel getNextLevel(PrivilegeLevel current)
85 FaultName name() const { return vals.name; }
86 TrapType trapType() { return vals.trapType; }
87 FaultPriority priority() { return vals.priority; }
88 FaultStat & countStat() { return vals.count; }
89
90 PrivilegeLevel
91 getNextLevel(PrivilegeLevel current)
90 {
91 return vals.nextPrivilegeLevel[current];
92 }
93};
94
95class PowerOnReset : public SparcFault<PowerOnReset>
96{
97#if FULL_SYSTEM

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107class SoftwareInitiatedReset : public SparcFault<SoftwareInitiatedReset> {};
108
109class REDStateException : public SparcFault<REDStateException> {};
110
111class StoreError : public SparcFault<StoreError> {};
112
113class InstructionAccessException : public SparcFault<InstructionAccessException> {};
114
92 {
93 return vals.nextPrivilegeLevel[current];
94 }
95};
96
97class PowerOnReset : public SparcFault<PowerOnReset>
98{
99#if FULL_SYSTEM

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109class SoftwareInitiatedReset : public SparcFault<SoftwareInitiatedReset> {};
110
111class REDStateException : public SparcFault<REDStateException> {};
112
113class StoreError : public SparcFault<StoreError> {};
114
115class InstructionAccessException : public SparcFault<InstructionAccessException> {};
116
115//class InstructionAccessMMUMiss : public SparcFault {};
117// class InstructionAccessMMUMiss : public SparcFault<InstructionAccessMMUMiss> {};
116
117class InstructionAccessError : public SparcFault<InstructionAccessError> {};
118
119class IllegalInstruction : public SparcFault<IllegalInstruction> {};
120
121class PrivilegedOpcode : public SparcFault<PrivilegedOpcode> {};
122
118
119class InstructionAccessError : public SparcFault<InstructionAccessError> {};
120
121class IllegalInstruction : public SparcFault<IllegalInstruction> {};
122
123class PrivilegedOpcode : public SparcFault<PrivilegedOpcode> {};
124
123//class UnimplementedLDD : public SparcFault {};
125// class UnimplementedLDD : public SparcFault<UnimplementedLDD> {};
124
126
125//class UnimplementedSTD : public SparcFault {};
127// class UnimplementedSTD : public SparcFault<UnimplementedSTD> {};
126
127class FpDisabled : public SparcFault<FpDisabled> {};
128
129class FpExceptionIEEE754 : public SparcFault<FpExceptionIEEE754> {};
130
131class FpExceptionOther : public SparcFault<FpExceptionOther> {};
132
133class TagOverflow : public SparcFault<TagOverflow> {};
134
135class CleanWindow : public SparcFault<CleanWindow> {};
136
137class DivisionByZero : public SparcFault<DivisionByZero> {};
138
139class InternalProcessorError :
140 public SparcFault<InternalProcessorError>
141{
142 public:
128
129class FpDisabled : public SparcFault<FpDisabled> {};
130
131class FpExceptionIEEE754 : public SparcFault<FpExceptionIEEE754> {};
132
133class FpExceptionOther : public SparcFault<FpExceptionOther> {};
134
135class TagOverflow : public SparcFault<TagOverflow> {};
136
137class CleanWindow : public SparcFault<CleanWindow> {};
138
139class DivisionByZero : public SparcFault<DivisionByZero> {};
140
141class InternalProcessorError :
142 public SparcFault<InternalProcessorError>
143{
144 public:
143 bool isMachineCheckFault() const {return true;}
145 bool isMachineCheckFault() const { return true; }
144};
145
146};
147
146class InstructionInvalidTSBEntry : public SparcFault<InstructionInvalidTSBEntry> {};
148class InstructionInvalidTSBEntry :
149 public SparcFault<InstructionInvalidTSBEntry> {};
147
148class DataInvalidTSBEntry : public SparcFault<DataInvalidTSBEntry> {};
149
150class DataAccessException : public SparcFault<DataAccessException> {};
151
150
151class DataInvalidTSBEntry : public SparcFault<DataInvalidTSBEntry> {};
152
153class DataAccessException : public SparcFault<DataAccessException> {};
154
152//class DataAccessMMUMiss : public SparcFault {};
155// class DataAccessMMUMiss : public SparcFault<DataAccessMMUMiss> {};
153
154class DataAccessError : public SparcFault<DataAccessError> {};
155
156class DataAccessProtection : public SparcFault<DataAccessProtection> {};
157
158class MemAddressNotAligned :
159 public SparcFault<MemAddressNotAligned>
160{
161 public:
156
157class DataAccessError : public SparcFault<DataAccessError> {};
158
159class DataAccessProtection : public SparcFault<DataAccessProtection> {};
160
161class MemAddressNotAligned :
162 public SparcFault<MemAddressNotAligned>
163{
164 public:
162 bool isAlignmentFault() const {return true;}
165 bool isAlignmentFault() const { return true; }
163};
164
165class LDDFMemAddressNotAligned : public SparcFault<LDDFMemAddressNotAligned> {};
166
167class STDFMemAddressNotAligned : public SparcFault<STDFMemAddressNotAligned> {};
168
169class PrivilegedAction : public SparcFault<PrivilegedAction> {};
170
171class LDQFMemAddressNotAligned : public SparcFault<LDQFMemAddressNotAligned> {};
172
173class STQFMemAddressNotAligned : public SparcFault<STQFMemAddressNotAligned> {};
174
175class InstructionRealTranslationMiss :
176 public SparcFault<InstructionRealTranslationMiss> {};
177
178class DataRealTranslationMiss : public SparcFault<DataRealTranslationMiss> {};
179
166};
167
168class LDDFMemAddressNotAligned : public SparcFault<LDDFMemAddressNotAligned> {};
169
170class STDFMemAddressNotAligned : public SparcFault<STDFMemAddressNotAligned> {};
171
172class PrivilegedAction : public SparcFault<PrivilegedAction> {};
173
174class LDQFMemAddressNotAligned : public SparcFault<LDQFMemAddressNotAligned> {};
175
176class STQFMemAddressNotAligned : public SparcFault<STQFMemAddressNotAligned> {};
177
178class InstructionRealTranslationMiss :
179 public SparcFault<InstructionRealTranslationMiss> {};
180
181class DataRealTranslationMiss : public SparcFault<DataRealTranslationMiss> {};
182
180//class AsyncDataError : public SparcFault {};
183// class AsyncDataError : public SparcFault<AsyncDataError> {};
181
182template <class T>
183class EnumeratedFault : public SparcFault<T>
184{
185 protected:
186 uint32_t _n;
187 public:
188 EnumeratedFault(uint32_t n) : SparcFault<T>(), _n(n) {}
184
185template <class T>
186class EnumeratedFault : public SparcFault<T>
187{
188 protected:
189 uint32_t _n;
190 public:
191 EnumeratedFault(uint32_t n) : SparcFault<T>(), _n(n) {}
189 TrapType trapType() {return SparcFault<T>::trapType() + _n;}
192 TrapType trapType() { return SparcFault<T>::trapType() + _n; }
190};
191
192class InterruptLevelN : public EnumeratedFault<InterruptLevelN>
193{
194 public:
195 InterruptLevelN(uint32_t n) : EnumeratedFault<InterruptLevelN>(n) {;}
193};
194
195class InterruptLevelN : public EnumeratedFault<InterruptLevelN>
196{
197 public:
198 InterruptLevelN(uint32_t n) : EnumeratedFault<InterruptLevelN>(n) {;}
196 FaultPriority priority() {return 3200 - _n*100;}
199 FaultPriority priority() { return 3200 - _n*100; }
197};
198
199class HstickMatch : public SparcFault<HstickMatch> {};
200
201class TrapLevelZero : public SparcFault<TrapLevelZero> {};
202
203class InterruptVector : public SparcFault<InterruptVector> {};
204

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242class DevMondo : public SparcFault<DevMondo> {};
243
244class ResumableError : public SparcFault<ResumableError> {};
245
246class SpillNNormal : public EnumeratedFault<SpillNNormal>
247{
248 public:
249 SpillNNormal(uint32_t n) : EnumeratedFault<SpillNNormal>(n) {;}
200};
201
202class HstickMatch : public SparcFault<HstickMatch> {};
203
204class TrapLevelZero : public SparcFault<TrapLevelZero> {};
205
206class InterruptVector : public SparcFault<InterruptVector> {};
207

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245class DevMondo : public SparcFault<DevMondo> {};
246
247class ResumableError : public SparcFault<ResumableError> {};
248
249class SpillNNormal : public EnumeratedFault<SpillNNormal>
250{
251 public:
252 SpillNNormal(uint32_t n) : EnumeratedFault<SpillNNormal>(n) {;}
250 //These need to be handled specially to enable spill traps in SE
253 // These need to be handled specially to enable spill traps in SE
251#if !FULL_SYSTEM
252 void invoke(ThreadContext * tc,
253 StaticInstPtr inst = StaticInst::nullStaticInstPtr);
254#endif
255};
256
257class SpillNOther : public EnumeratedFault<SpillNOther>
258{
259 public:
254#if !FULL_SYSTEM
255 void invoke(ThreadContext * tc,
256 StaticInstPtr inst = StaticInst::nullStaticInstPtr);
257#endif
258};
259
260class SpillNOther : public EnumeratedFault<SpillNOther>
261{
262 public:
260 SpillNOther(uint32_t n) : EnumeratedFault<SpillNOther>(n) {;}
263 SpillNOther(uint32_t n) : EnumeratedFault(n)
264 {}
261};
262
263class FillNNormal : public EnumeratedFault<FillNNormal>
264{
265 public:
265};
266
267class FillNNormal : public EnumeratedFault<FillNNormal>
268{
269 public:
266 FillNNormal(uint32_t n) : EnumeratedFault<FillNNormal>(n) {;}
267 //These need to be handled specially to enable fill traps in SE
270 FillNNormal(uint32_t n) : EnumeratedFault(n)
271 {}
272 // These need to be handled specially to enable fill traps in SE
268#if !FULL_SYSTEM
269 void invoke(ThreadContext * tc,
270 StaticInstPtr inst = StaticInst::nullStaticInstPtr);
271#endif
272};
273
274class FillNOther : public EnumeratedFault<FillNOther>
275{
276 public:
273#if !FULL_SYSTEM
274 void invoke(ThreadContext * tc,
275 StaticInstPtr inst = StaticInst::nullStaticInstPtr);
276#endif
277};
278
279class FillNOther : public EnumeratedFault<FillNOther>
280{
281 public:
277 FillNOther(uint32_t n) : EnumeratedFault<FillNOther>(n) {;}
282 FillNOther(uint32_t n) : EnumeratedFault(n)
283 {}
278};
279
280class TrapInstruction : public EnumeratedFault<TrapInstruction>
281{
282 public:
284};
285
286class TrapInstruction : public EnumeratedFault<TrapInstruction>
287{
288 public:
283 TrapInstruction(uint32_t n) : EnumeratedFault<TrapInstruction>(n) {;}
284 //In SE, trap instructions are requesting services from the OS.
289 TrapInstruction(uint32_t n) : EnumeratedFault(n)
290 {}
291 // In SE, trap instructions are requesting services from the OS.
285#if !FULL_SYSTEM
286 void invoke(ThreadContext * tc,
287 StaticInstPtr inst = StaticInst::nullStaticInstPtr);
288#endif
289};
290
292#if !FULL_SYSTEM
293 void invoke(ThreadContext * tc,
294 StaticInstPtr inst = StaticInst::nullStaticInstPtr);
295#endif
296};
297
291static inline Fault genMachineCheckFault()
298static inline Fault
299genMachineCheckFault()
292{
293 return new InternalProcessorError;
294}
295
296
297} // SparcISA namespace
298
299#endif // __SPARC_FAULTS_HH__
300{
301 return new InternalProcessorError;
302}
303
304
305} // SparcISA namespace
306
307#endif // __SPARC_FAULTS_HH__