gem5  v20.0.0.3
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ArmISA::ArmFault Class Referenceabstract

#include <faults.hh>

Inheritance diagram for ArmISA::ArmFault:
FaultBase ArmISA::ArmFaultVals< ArmSev > ArmISA::ArmFaultVals< DataAbort > ArmISA::ArmFaultVals< FastInterrupt > ArmISA::ArmFaultVals< HypervisorCall > ArmISA::ArmFaultVals< HypervisorTrap > ArmISA::ArmFaultVals< IllegalInstSetStateFault > ArmISA::ArmFaultVals< Interrupt > ArmISA::ArmFaultVals< PCAlignmentFault > ArmISA::ArmFaultVals< PrefetchAbort > ArmISA::ArmFaultVals< Reset > ArmISA::ArmFaultVals< SecureMonitorCall > ArmISA::ArmFaultVals< SecureMonitorTrap > ArmISA::ArmFaultVals< SoftwareBreakpoint > ArmISA::ArmFaultVals< SPAlignmentFault > ArmISA::ArmFaultVals< SupervisorCall > ArmISA::ArmFaultVals< SupervisorTrap > ArmISA::ArmFaultVals< SystemError > ArmISA::ArmFaultVals< UndefinedInstruction > ArmISA::ArmFaultVals< VirtualDataAbort > ArmISA::ArmFaultVals< VirtualFastInterrupt > ArmISA::ArmFaultVals< VirtualInterrupt > ArmISA::ArmFaultVals< T >

Classes

struct  FaultVals
 

Public Types

enum  FaultSource {
  AlignmentFault = 0, InstructionCacheMaintenance, SynchExtAbtOnTranslTableWalkLL, SynchPtyErrOnTranslTableWalkLL = SynchExtAbtOnTranslTableWalkLL + 4,
  TranslationLL = SynchPtyErrOnTranslTableWalkLL + 4, AccessFlagLL = TranslationLL + 4, DomainLL = AccessFlagLL + 4, PermissionLL = DomainLL + 4,
  DebugEvent = PermissionLL + 4, SynchronousExternalAbort, TLBConflictAbort, SynchPtyErrOnMemoryAccess,
  AsynchronousExternalAbort, AsynchPtyErrOnMemoryAccess, AddressSizeLL, PrefetchTLBMiss = AddressSizeLL + 4,
  PrefetchUncacheable, NumFaultSources, FaultSourceInvalid = 0xff
}
 Generic fault source enums used to index into {short/long/aarch64}DescFaultSources[] to get the actual encodings based on the current register width state and the translation table format in use. More...
 
enum  AnnotationIDs {
  S1PTW, OVA, SAS, SSE,
  SRT, CM, OFA, SF,
  AR
}
 
enum  TranMethod { LpaeTran, VmsaTran, UnknownTran }
 

Public Member Functions

 ArmFault (ExtMachInst _machInst=0, uint32_t _iss=0)
 
MiscRegIndex getSyndromeReg64 () const
 
MiscRegIndex getFaultAddrReg64 () const
 
void invoke (ThreadContext *tc, const StaticInstPtr &inst=StaticInst::nullStaticInstPtr) override
 
void invoke64 (ThreadContext *tc, const StaticInstPtr &inst=StaticInst::nullStaticInstPtr)
 
void update (ThreadContext *tc)
 
ArmStaticInst * instrAnnotate (const StaticInstPtr &inst)
 
virtual void annotate (AnnotationIDs id, uint64_t val)
 
virtual FaultStat & countStat ()=0
 
virtual FaultOffset offset (ThreadContext *tc)=0
 
virtual FaultOffset offset64 (ThreadContext *tc)=0
 
virtual OperatingMode nextMode ()=0
 
virtual bool routeToMonitor (ThreadContext *tc) const =0
 
virtual bool routeToHyp (ThreadContext *tc) const
 
virtual uint8_t armPcOffset (bool isHyp)=0
 
virtual uint8_t thumbPcOffset (bool isHyp)=0
 
virtual uint8_t armPcElrOffset ()=0
 
virtual uint8_t thumbPcElrOffset ()=0
 
virtual bool abortDisable (ThreadContext *tc)=0
 
virtual bool fiqDisable (ThreadContext *tc)=0
 
virtual ExceptionClass ec (ThreadContext *tc) const =0
 
virtual uint32_t iss () const =0
 
virtual bool isStage2 () const
 
virtual FSR getFsr (ThreadContext *tc) const
 
virtual void setSyndrome (ThreadContext *tc, MiscRegIndex syndrome_reg)
 
virtual bool getFaultVAddr (Addr &va) const
 
- Public Member Functions inherited from FaultBase
virtual FaultName name () const =0
 
virtual ~FaultBase ()
 

Static Public Attributes

static uint8_t shortDescFaultSources [NumFaultSources]
 Encodings of the fault sources when the short-desc. More...
 
static uint8_t longDescFaultSources [NumFaultSources]
 Encodings of the fault sources when the long-desc. More...
 
static uint8_t aarch64FaultSources [NumFaultSources]
 Encodings of the fault sources in AArch64 state. More...
 

Protected Member Functions

virtual Addr getVector (ThreadContext *tc)
 
Addr getVector64 (ThreadContext *tc)
 

Protected Attributes

ExtMachInst machInst
 
uint32_t issRaw
 
bool from64
 
bool to64
 
ExceptionLevel fromEL
 
ExceptionLevel toEL
 
OperatingMode fromMode
 
OperatingMode toMode
 
bool faultUpdated
 
bool hypRouted
 
bool span
 

Detailed Description

Definition at line 60 of file faults.hh.

Member Enumeration Documentation

◆ AnnotationIDs

enum ArmISA::ArmFault::AnnotationIDs
Enumerator
S1PTW 
OVA 
SAS 
SSE 
SRT 
CM 
OFA 
SF 
AR 

Definition at line 127 of file faults.hh.

◆ FaultSource

enum ArmISA::ArmFault::FaultSource

Generic fault source enums used to index into {short/long/aarch64}DescFaultSources[] to get the actual encodings based on the current register width state and the translation table format in use.

Enumerator
AlignmentFault 
InstructionCacheMaintenance 
SynchExtAbtOnTranslTableWalkLL 
SynchPtyErrOnTranslTableWalkLL 
TranslationLL 
AccessFlagLL 
DomainLL 
PermissionLL 
DebugEvent 
SynchronousExternalAbort 
TLBConflictAbort 
SynchPtyErrOnMemoryAccess 
AsynchronousExternalAbort 
AsynchPtyErrOnMemoryAccess 
AddressSizeLL 
PrefetchTLBMiss 
PrefetchUncacheable 
NumFaultSources 
FaultSourceInvalid 

Definition at line 90 of file faults.hh.

◆ TranMethod

enum ArmISA::ArmFault::TranMethod
Enumerator
LpaeTran 
VmsaTran 
UnknownTran 

Definition at line 145 of file faults.hh.

Constructor & Destructor Documentation

◆ ArmFault()

ArmISA::ArmFault::ArmFault ( ExtMachInst  _machInst = 0,
uint32_t  _iss = 0 
)
inline

Definition at line 201 of file faults.hh.

References getFaultAddrReg64(), getSyndromeReg64(), instrAnnotate(), invoke(), invoke64(), StaticInst::nullStaticInstPtr, and update().

Member Function Documentation

◆ abortDisable()

virtual bool ArmISA::ArmFault::abortDisable ( ThreadContext *  tc)
pure virtual

Implemented in ArmISA::FastInterrupt, ArmISA::Interrupt, ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, ArmISA::AbortFault< DataAbort >, ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke().

◆ annotate()

virtual void ArmISA::ArmFault::annotate ( AnnotationIDs  id,
uint64_t  val 
)
inlinevirtual

Reimplemented in ArmISA::DataAbort, ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, and ArmISA::AbortFault< DataAbort >.

Definition at line 220 of file faults.hh.

References countStat(), ArmISA::ArmFault::FaultVals::nextMode, ArmISA::ArmFault::FaultVals::offset, offset64(), and routeToMonitor().

Referenced by ArmISA::DataAbort::DataAbort(), ArmISA::Stage2MMU::Stage2Translation::finish(), ArmISA::TLB::getResultTe(), ArmISA::AbortFault< DataAbort >::isStage2(), and ArmISA::Stage2MMU::readDataUntimed().

◆ armPcElrOffset()

virtual uint8_t ArmISA::ArmFault::armPcElrOffset ( )
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke64().

◆ armPcOffset()

virtual uint8_t ArmISA::ArmFault::armPcOffset ( bool  isHyp)
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke().

◆ countStat()

virtual FaultStat& ArmISA::ArmFault::countStat ( )
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by annotate(), and invoke().

◆ ec()

virtual ExceptionClass ArmISA::ArmFault::ec ( ThreadContext *  tc) const
pure virtual

Implemented in ArmISA::SoftwareBreakpoint, ArmISA::DataAbort, ArmISA::PrefetchAbort, ArmISA::HypervisorTrap, ArmISA::HypervisorCall, ArmISA::SecureMonitorTrap, ArmISA::SupervisorTrap, ArmISA::SecureMonitorCall, ArmISA::SupervisorCall, ArmISA::UndefinedInstruction, ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke(), and setSyndrome().

◆ fiqDisable()

virtual bool ArmISA::ArmFault::fiqDisable ( ThreadContext *  tc)
pure virtual

Implemented in ArmISA::FastInterrupt, ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke().

◆ getFaultAddrReg64()

MiscRegIndex ArmISA::ArmFault::getFaultAddrReg64 ( ) const

Definition at line 362 of file faults.cc.

References ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, ArmISA::MISCREG_FAR_EL1, ArmISA::MISCREG_FAR_EL2, ArmISA::MISCREG_FAR_EL3, panic, and toEL.

Referenced by ArmFault(), and ArmISA::PCAlignmentFault::invoke().

◆ getFaultVAddr()

virtual bool ArmISA::ArmFault::getFaultVAddr ( Addr &  va) const
inlinevirtual

Reimplemented in ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, and ArmISA::AbortFault< DataAbort >.

Definition at line 238 of file faults.hh.

Referenced by ArmISA::AbortFault< DataAbort >::AbortFault(), and ArmISA::getFaultVAddr().

◆ getFsr()

virtual FSR ArmISA::ArmFault::getFsr ( ThreadContext *  tc) const
inlinevirtual

Reimplemented in ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, and ArmISA::AbortFault< DataAbort >.

Definition at line 236 of file faults.hh.

References setSyndrome().

Referenced by ArmISA::AbortFault< DataAbort >::AbortFault(), ArmISA::AbortFault< DataAbort >::invoke(), and ArmISA::ISA::setMiscReg().

◆ getSyndromeReg64()

MiscRegIndex ArmISA::ArmFault::getSyndromeReg64 ( ) const

Definition at line 346 of file faults.cc.

References ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, ArmISA::MISCREG_ESR_EL1, ArmISA::MISCREG_ESR_EL2, ArmISA::MISCREG_ESR_EL3, panic, and toEL.

Referenced by ArmFault(), and invoke64().

◆ getVector()

Addr ArmISA::ArmFault::getVector ( ThreadContext *  tc)
protectedvirtual

Reimplemented in ArmISA::Reset.

Definition at line 291 of file faults.cc.

References X86ISA::base, ArmSystem::haveSecurity(), ArmSystem::haveVirtualization(), ArmISA::HighVecs, ArmISA::MISCREG_CPSR, ArmISA::MISCREG_HVBAR, ArmISA::MISCREG_MVBAR, ArmISA::MISCREG_SCTLR, ArmISA::MISCREG_VBAR, ArmISA::MODE_HYP, ArmISA::MODE_MON, offset(), ThreadContext::readMiscReg(), and ThreadContext::readMiscRegNoEffect().

Referenced by invoke().

◆ getVector64()

Addr ArmISA::ArmFault::getVector64 ( ThreadContext *  tc)
protected

Definition at line 323 of file faults.cc.

References ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, ArmSystem::haveSecurity(), ArmSystem::haveVirtualization(), ArmISA::MISCREG_VBAR_EL1, ArmISA::MISCREG_VBAR_EL2, ArmISA::MISCREG_VBAR_EL3, offset64(), panic, ThreadContext::readMiscReg(), and toEL.

Referenced by invoke64().

◆ instrAnnotate()

ArmStaticInst * ArmISA::ArmFault::instrAnnotate ( const StaticInstPtr &  inst)

Definition at line 708 of file faults.cc.

References ArmISA::ArmStaticInst::annotateFault(), and RefCountingPtr< T >::get().

Referenced by ArmFault(), invoke(), and invoke64().

◆ invoke()

void ArmISA::ArmFault::invoke ( ThreadContext *  tc,
const StaticInstPtr &  inst = StaticInst::nullStaticInstPtr 
)
overridevirtual

Reimplemented from FaultBase.

Reimplemented in ArmISA::ArmSev, ArmISA::SystemError, ArmISA::PCAlignmentFault, ArmISA::VirtualDataAbort, ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, ArmISA::AbortFault< DataAbort >, ArmISA::SecureMonitorCall, ArmISA::SupervisorCall, ArmISA::UndefinedInstruction, and ArmISA::Reset.

Definition at line 469 of file faults.cc.

References abortDisable(), armPcOffset(), ArmISA::CCREG_C, ArmISA::CCREG_GE, ArmISA::CCREG_NZ, ArmISA::CCREG_V, countStat(), csprintf(), DPRINTF, ec(), ArmISA::EC_UNKNOWN, fiqDisable(), FullSystem, getVector(), ArmSystem::haveSecurity(), ArmSystem::haveVirtualization(), instrAnnotate(), ArmISA::INTREG_LR, FaultBase::invoke(), invoke64(), ArmISA::MISCREG_CPSR, ArmISA::MISCREG_ELR_HYP, ArmISA::MISCREG_HSCTLR, ArmISA::MISCREG_HSR, ArmISA::MISCREG_LOCKFLAG, ArmISA::MISCREG_SCR, ArmISA::MISCREG_SCTLR, ArmISA::MISCREG_SEV_MAILBOX, ArmISA::MISCREG_SPSR_ABT, ArmISA::MISCREG_SPSR_FIQ, ArmISA::MISCREG_SPSR_HYP, ArmISA::MISCREG_SPSR_IRQ, ArmISA::MISCREG_SPSR_MON, ArmISA::MISCREG_SPSR_SVC, ArmISA::MISCREG_SPSR_UND, ArmISA::MODE_ABORT, ArmISA::MODE_FIQ, ArmISA::MODE_HYP, ArmISA::MODE_IRQ, ArmISA::MODE_MON, ArmISA::MODE_SVC, ArmISA::MODE_UNDEFINED, FaultBase::name(), panic, MipsISA::pc, ThreadContext::pcState(), ThreadContext::readCCReg(), ThreadContext::readIntReg(), ThreadContext::readMiscReg(), ThreadContext::readMiscRegNoEffect(), ThreadContext::setIntReg(), ThreadContext::setMiscReg(), ThreadContext::setMiscRegNoEffect(), setSyndrome(), span, thumbPcOffset(), to64, toMode, and update().

Referenced by ArmISA::AbortFault< DataAbort >::AbortFault(), ArmFault(), ArmISA::ArmSev::ArmSev(), ArmISA::Reset::invoke(), ArmISA::UndefinedInstruction::invoke(), ArmISA::SupervisorCall::invoke(), ArmISA::SecureMonitorCall::invoke(), ArmISA::AbortFault< DataAbort >::invoke(), ArmISA::PCAlignmentFault::invoke(), ArmISA::SystemError::invoke(), ArmISA::PCAlignmentFault::PCAlignmentFault(), ArmISA::SecureMonitorCall::SecureMonitorCall(), ArmISA::SupervisorCall::SupervisorCall(), ArmISA::UndefinedInstruction::UndefinedInstruction(), and ArmISA::VirtualDataAbort::VirtualDataAbort().

◆ invoke64()

void ArmISA::ArmFault::invoke64 ( ThreadContext *  tc,
const StaticInstPtr &  inst = StaticInst::nullStaticInstPtr 
)

Definition at line 614 of file faults.cc.

References armPcElrOffset(), ArmISA::CCREG_C, ArmISA::CCREG_GE, ArmISA::CCREG_NZ, ArmISA::CCREG_V, csprintf(), DPRINTF, ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, from64, getSyndromeReg64(), getVector64(), ArmSystem::haveSecurity(), ArmSystem::haveVirtualization(), instrAnnotate(), ArmISA::MISCREG_CPSR, ArmISA::MISCREG_ELR_EL1, ArmISA::MISCREG_ELR_EL2, ArmISA::MISCREG_ELR_EL3, ArmISA::MISCREG_SPSR_EL1, ArmISA::MISCREG_SPSR_EL2, ArmISA::MISCREG_SPSR_EL3, ArmISA::mode, ArmISA::MODE_FIQ, ArmISA::MODE_IRQ, FaultBase::name(), nextMode(), panic, MipsISA::pc, ThreadContext::pcState(), ArmISA::purifyTaggedAddr(), ThreadContext::readCCReg(), ThreadContext::readMiscReg(), ThreadContext::setMiscReg(), setSyndrome(), span, thumbPcElrOffset(), and toEL.

Referenced by ArmFault(), and invoke().

◆ iss()

virtual uint32_t ArmISA::ArmFault::iss ( ) const
pure virtual

Implemented in ArmISA::DataAbort, ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, ArmISA::AbortFault< DataAbort >, ArmISA::SupervisorTrap, ArmISA::SecureMonitorCall, ArmISA::SupervisorCall, ArmISA::UndefinedInstruction, ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by ArmISA::AbortFault< DataAbort >::AbortFault(), ArmISA::DataAbort::DataAbort(), routeToHyp(), ArmISA::SecureMonitorCall::SecureMonitorCall(), ArmISA::ISA::setMiscReg(), setSyndrome(), ArmISA::SupervisorCall::SupervisorCall(), ArmISA::SupervisorTrap::SupervisorTrap(), and ArmISA::UndefinedInstruction::UndefinedInstruction().

◆ isStage2()

virtual bool ArmISA::ArmFault::isStage2 ( ) const
inlinevirtual

Reimplemented in ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, and ArmISA::AbortFault< DataAbort >.

Definition at line 235 of file faults.hh.

Referenced by ArmISA::ISA::setMiscReg().

◆ nextMode()

virtual OperatingMode ArmISA::ArmFault::nextMode ( )
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke64(), and update().

◆ offset()

virtual FaultOffset ArmISA::ArmFault::offset ( ThreadContext *  tc)
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by getVector(), and ArmISA::Reset::getVector().

◆ offset64()

virtual FaultOffset ArmISA::ArmFault::offset64 ( ThreadContext *  tc)
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by annotate(), ArmISA::ArmFaultVals< FastInterrupt >::countStat(), and getVector64().

◆ routeToHyp()

virtual bool ArmISA::ArmFault::routeToHyp ( ThreadContext *  tc) const
inlinevirtual

Reimplemented in ArmISA::SoftwareBreakpoint, ArmISA::SystemError, ArmISA::SPAlignmentFault, ArmISA::PCAlignmentFault, ArmISA::FastInterrupt, ArmISA::Interrupt, ArmISA::DataAbort, ArmISA::PrefetchAbort, ArmISA::SupervisorTrap, ArmISA::SupervisorCall, and ArmISA::UndefinedInstruction.

Definition at line 226 of file faults.hh.

References ArmISA::ArmFault::FaultVals::abortDisable, ArmISA::ArmFault::FaultVals::armPcElrOffset, ArmISA::ArmFault::FaultVals::armPcOffset, ArmISA::ArmFault::FaultVals::ec, ArmISA::ArmFault::FaultVals::fiqDisable, iss(), ArmISA::ArmFault::FaultVals::thumbPcElrOffset, and ArmISA::ArmFault::FaultVals::thumbPcOffset.

Referenced by ArmISA::DataAbort::DataAbort(), ArmISA::PCAlignmentFault::PCAlignmentFault(), ArmISA::PrefetchAbort::PrefetchAbort(), ArmISA::SupervisorCall::SupervisorCall(), ArmISA::SupervisorTrap::SupervisorTrap(), ArmISA::UndefinedInstruction::UndefinedInstruction(), and update().

◆ routeToMonitor()

virtual bool ArmISA::ArmFault::routeToMonitor ( ThreadContext *  tc) const
pure virtual

Implemented in ArmISA::SystemError, ArmISA::FastInterrupt, ArmISA::Interrupt, ArmISA::DataAbort, ArmISA::PrefetchAbort, ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by annotate(), ArmISA::DataAbort::DataAbort(), ArmISA::PrefetchAbort::PrefetchAbort(), and update().

◆ setSyndrome()

void ArmISA::ArmFault::setSyndrome ( ThreadContext *  tc,
MiscRegIndex  syndrome_reg 
)
virtual

Reimplemented in ArmISA::AbortFault< T >, ArmISA::AbortFault< VirtualDataAbort >, ArmISA::AbortFault< PrefetchAbort >, and ArmISA::AbortFault< DataAbort >.

Definition at line 378 of file faults.cc.

References bits(), ArmISA::cond, ArmISA::COND_AL, ArmISA::COND_UC, ArmISA::condCode, ec(), from64, ArmSystem::highestELIs64(), iss(), machInst, ThreadContext::setMiscReg(), and to64.

Referenced by getFsr(), invoke(), invoke64(), ArmISA::AbortFault< DataAbort >::isStage2(), and ArmISA::AbortFault< DataAbort >::setSyndrome().

◆ thumbPcElrOffset()

virtual uint8_t ArmISA::ArmFault::thumbPcElrOffset ( )
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke64().

◆ thumbPcOffset()

virtual uint8_t ArmISA::ArmFault::thumbPcOffset ( bool  isHyp)
pure virtual

Implemented in ArmISA::ArmFaultVals< T >, ArmISA::ArmFaultVals< VirtualDataAbort >, ArmISA::ArmFaultVals< PrefetchAbort >, ArmISA::ArmFaultVals< Interrupt >, ArmISA::ArmFaultVals< SoftwareBreakpoint >, ArmISA::ArmFaultVals< SupervisorCall >, ArmISA::ArmFaultVals< IllegalInstSetStateFault >, ArmISA::ArmFaultVals< HypervisorCall >, ArmISA::ArmFaultVals< Reset >, ArmISA::ArmFaultVals< UndefinedInstruction >, ArmISA::ArmFaultVals< HypervisorTrap >, ArmISA::ArmFaultVals< VirtualFastInterrupt >, ArmISA::ArmFaultVals< DataAbort >, ArmISA::ArmFaultVals< PCAlignmentFault >, ArmISA::ArmFaultVals< SupervisorTrap >, ArmISA::ArmFaultVals< SecureMonitorCall >, ArmISA::ArmFaultVals< SecureMonitorTrap >, ArmISA::ArmFaultVals< SPAlignmentFault >, ArmISA::ArmFaultVals< VirtualInterrupt >, ArmISA::ArmFaultVals< SystemError >, ArmISA::ArmFaultVals< ArmSev >, and ArmISA::ArmFaultVals< FastInterrupt >.

Referenced by invoke().

◆ update()

void ArmISA::ArmFault::update ( ThreadContext *  tc)

Definition at line 419 of file faults.cc.

References ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, ArmISA::ELIs64(), faultUpdated, from64, fromEL, fromMode, ArmSystem::haveSecurity(), ArmSystem::haveVirtualization(), hypRouted, ArmISA::MISCREG_CPSR, ArmISA::MISCREG_HCR_EL2, ArmISA::MISCREG_ID_AA64MMFR1_EL1, ArmISA::MISCREG_SCTLR_EL1, ArmISA::MISCREG_SCTLR_EL2, ArmISA::MODE_HYP, ArmISA::MODE_MON, nextMode(), ArmISA::opModeToEL(), ThreadContext::readMiscReg(), ThreadContext::readMiscRegNoEffect(), routeToHyp(), routeToMonitor(), span, to64, toEL, and toMode.

Referenced by ArmFault(), invoke(), and ArmISA::ISA::setMiscReg().

Member Data Documentation

◆ aarch64FaultSources

uint8_t ArmISA::ArmFault::aarch64FaultSources
static

Encodings of the fault sources in AArch64 state.

Definition at line 125 of file faults.hh.

◆ faultUpdated

bool ArmISA::ArmFault::faultUpdated
protected

Definition at line 77 of file faults.hh.

Referenced by ArmISA::AbortFault< DataAbort >::getFaultStatusCode(), and update().

◆ from64

bool ArmISA::ArmFault::from64
protected

Definition at line 67 of file faults.hh.

Referenced by ArmISA::SupervisorCall::ec(), ArmISA::SecureMonitorCall::ec(), ArmISA::SecureMonitorTrap::ec(), ArmISA::HypervisorCall::ec(), ArmISA::SoftwareBreakpoint::ec(), ArmISA::PCAlignmentFault::invoke(), invoke64(), ArmISA::SecureMonitorCall::iss(), ArmISA::SPAlignmentFault::routeToHyp(), ArmISA::SystemError::routeToHyp(), ArmISA::PrefetchAbort::routeToMonitor(), ArmISA::DataAbort::routeToMonitor(), ArmISA::Interrupt::routeToMonitor(), ArmISA::FastInterrupt::routeToMonitor(), ArmISA::SystemError::routeToMonitor(), setSyndrome(), and update().

◆ fromEL

ExceptionLevel ArmISA::ArmFault::fromEL
protected

Definition at line 69 of file faults.hh.

Referenced by ArmISA::PrefetchAbort::ec(), ArmISA::DataAbort::ec(), ArmISA::ArmFaultVals< FastInterrupt >::offset64(), ArmISA::SoftwareBreakpoint::routeToHyp(), and update().

◆ fromMode

OperatingMode ArmISA::ArmFault::fromMode
protected

Definition at line 71 of file faults.hh.

Referenced by ArmISA::ArmFaultVals< FastInterrupt >::offset64(), and update().

◆ hypRouted

bool ArmISA::ArmFault::hypRouted
protected

Definition at line 79 of file faults.hh.

Referenced by ArmISA::UndefinedInstruction::ec(), ArmISA::SupervisorTrap::ec(), ArmISA::UndefinedInstruction::iss(), ArmISA::SupervisorTrap::iss(), and update().

◆ issRaw

uint32_t ArmISA::ArmFault::issRaw
protected

Definition at line 64 of file faults.hh.

Referenced by ArmISA::ArmFaultVals< FastInterrupt >::iss(), ArmISA::UndefinedInstruction::iss(), ArmISA::SupervisorCall::iss(), and ArmISA::SupervisorTrap::iss().

◆ longDescFaultSources

uint8_t ArmISA::ArmFault::longDescFaultSources
static

Encodings of the fault sources when the long-desc.

translation table format is in use (ARM ARM Issue C B3.13.3)

Definition at line 123 of file faults.hh.

◆ machInst

ExtMachInst ArmISA::ArmFault::machInst
protected

Definition at line 63 of file faults.hh.

Referenced by ArmISA::SupervisorCall::invoke(), ArmISA::UndefinedInstruction::iss(), ArmISA::SecureMonitorCall::iss(), and setSyndrome().

◆ shortDescFaultSources

uint8_t ArmISA::ArmFault::shortDescFaultSources
static

Encodings of the fault sources when the short-desc.

translation table format is in use (ARM ARM Issue C B3.13.3)

Definition at line 120 of file faults.hh.

◆ span

bool ArmISA::ArmFault::span
protected

Definition at line 80 of file faults.hh.

Referenced by invoke(), invoke64(), and update().

◆ to64

bool ArmISA::ArmFault::to64
protected

Definition at line 68 of file faults.hh.

Referenced by ArmISA::PrefetchAbort::ec(), ArmISA::DataAbort::ec(), ArmISA::AbortFault< DataAbort >::getFaultStatusCode(), invoke(), ArmISA::AbortFault< DataAbort >::invoke(), ArmISA::DataAbort::iss(), setSyndrome(), and update().

◆ toEL

ExceptionLevel ArmISA::ArmFault::toEL
protected

Definition at line 70 of file faults.hh.

Referenced by ArmISA::PrefetchAbort::ec(), ArmISA::DataAbort::ec(), getFaultAddrReg64(), getSyndromeReg64(), getVector64(), invoke64(), ArmISA::DataAbort::iss(), ArmISA::ArmFaultVals< FastInterrupt >::offset64(), and update().

◆ toMode

OperatingMode ArmISA::ArmFault::toMode
protected

Definition at line 72 of file faults.hh.

Referenced by invoke(), and update().

The documentation for this class was generated from the following files:
Generated on Fri Jul 3 2020 15:53:23 for gem5 by doxygen 1.8.13