gem5::ArmISA::AbortFault< T > Class Template Reference

#include <faults.hh>

Inheritance diagram for gem5::ArmISA::AbortFault< T >:

Public Member Functions
	AbortFault (Addr _faultAddr, bool _write, DomainType _domain, uint8_t _source, bool _stage2, TranMethod _tranMethod=TranMethod::UnknownTran, ArmFault::DebugType _debug=ArmFault::NODEBUG)
bool	getFaultVAddr (Addr &va) const override
void	invoke (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr) override
void	update (ThreadContext *tc) override
FSR	getFsr (ThreadContext *tc) const override
uint8_t	getFaultStatusCode (ThreadContext *tc) const
bool	abortDisable (ThreadContext *tc) override
bool	isStage2 () const override
void	annotate (ArmFault::AnnotationIDs id, uint64_t val) override
void	setSyndrome (ThreadContext *tc, MiscRegIndex syndrome_reg) override
bool	isMMUFault () const
bool	isExternalAbort () const override
Public Member Functions inherited from gem5::ArmISA::ArmFaultVals< T >
	ArmFaultVals (ExtMachInst mach_inst=0, uint32_t _iss=0)
FaultName	name () const override
FaultOffset	offset (ThreadContext *tc) override
FaultOffset	offset64 (ThreadContext *tc) override
OperatingMode	nextMode () override
virtual bool	routeToMonitor (ThreadContext *tc) const override
uint8_t	armPcOffset (bool is_hyp) override
uint8_t	thumbPcOffset (bool is_hyp) override
uint8_t	armPcElrOffset () override
uint8_t	thumbPcElrOffset () override
bool	abortDisable (ThreadContext *tc) override
bool	fiqDisable (ThreadContext *tc) override
ExceptionClass	ec (ThreadContext *tc) const override
	Syndrome methods.
bool	il (ThreadContext *tc) const override
uint32_t	iss () const override
Public Member Functions inherited from gem5::ArmISA::ArmFault
	ArmFault (ExtMachInst mach_inst=0, uint32_t _iss=0)
MiscRegIndex	getSyndromeReg64 () const
void	invoke (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr) override
void	invoke32 (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr)
void	invoke64 (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr)
bool	isResetSPSR ()
bool	vectorCatch (ThreadContext *tc, const StaticInstPtr &inst)
ArmStaticInst *	instrAnnotate (const StaticInstPtr &inst)
virtual bool	routeToHyp (ThreadContext *tc) const
virtual uint32_t	vectorCatchFlag () const
OperatingMode	getToMode () const
Public Member Functions inherited from gem5::FaultBase
virtual	~FaultBase ()

Protected Attributes
Addr	faultAddr
	The virtual address the fault occured at.
Addr	OVAddr
	Original virtual address.
bool	write
DomainType	domain
uint8_t	source
uint8_t	srcEncoded
bool	stage2
bool	s1ptw
TranMethod	tranMethod
ArmFault::DebugType	debugType
Protected Attributes inherited from gem5::ArmISA::ArmFault
ExtMachInst	machInst
uint32_t	issRaw
bool	bStep
bool	from64
bool	to64
ExceptionLevel	fromEL
ExceptionLevel	toEL
OperatingMode	fromMode
OperatingMode	toMode
bool	faultUpdated
bool	hypRouted
bool	span

Additional Inherited Members
Public Types inherited from gem5::ArmISA::ArmFault
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 , WnR ,   SF , AR }
enum	DebugType {   NODEBUG = 0 , BRKPOINT , VECTORCATCH , WPOINT_CM ,   WPOINT_NOCM }
Static Public Attributes inherited from gem5::ArmISA::ArmFault
static uint8_t	shortDescFaultSources [NumFaultSources]
	Encodings of the fault sources when the short-desc.
static uint8_t	longDescFaultSources [NumFaultSources]
	Encodings of the fault sources when the long-desc.
static uint8_t	aarch64FaultSources [NumFaultSources]
	Encodings of the fault sources in AArch64 state.
Protected Member Functions inherited from gem5::ArmISA::ArmFaultVals< T >
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
ArmFault::FaultVals	vals
Protected Member Functions inherited from gem5::ArmISA::ArmFault
virtual Addr	getVector (ThreadContext *tc)
Addr	getVector64 (ThreadContext *tc)
Static Protected Attributes inherited from gem5::ArmISA::ArmFaultVals< T >
static FaultVals	vals

Detailed Description

template<class T>
class gem5::ArmISA::AbortFault< T >

Definition at line 461 of file faults.hh.

Constructor & Destructor Documentation

AbortFault()

template<class T>

gem5::ArmISA::AbortFault< T >::AbortFault ( Addr _faultAddr, bool _write, DomainType _domain, uint8_t _source, bool _stage2, TranMethod _tranMethod = TranMethod::UnknownTran, ArmFault::DebugType _debug = ArmFault::NODEBUG )

inline

Definition at line 487 of file faults.hh.

References debugType, domain, faultAddr, gem5::ArmISA::ArmFault::NODEBUG, OVAddr, s1ptw, source, srcEncoded, stage2, tranMethod, gem5::ArmISA::UnknownTran, and write.

Member Function Documentation

abortDisable()

template<class T>

bool gem5::ArmISA::AbortFault< T >::abortDisable ( ThreadContext * tc )

overridevirtual

Implements gem5::ArmISA::ArmFault.

Definition at line 1184 of file faults.cc.

References gem5::ArmISA::EL3, gem5::ArmSystem::haveEL(), gem5::ArmISA::MISCREG_SCR_EL3, and gem5::ThreadContext::readMiscRegNoEffect().

annotate()

template<class T>

void gem5::ArmISA::AbortFault< T >::annotate ( ArmFault::AnnotationIDs id, uint64_t val )

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Reimplemented in gem5::ArmISA::DataAbort.

Definition at line 1195 of file faults.cc.

References gem5::ArmISA::ArmFault::OVA, OVAddr, gem5::ArmISA::ArmFault::S1PTW, s1ptw, and gem5::X86ISA::val.

Referenced by gem5::ArmISA::DataAbort::annotate().

getFaultStatusCode()

template<class T>

uint8_t gem5::ArmISA::AbortFault< T >::getFaultStatusCode

(

ThreadContext *

tc

)

const

Definition at line 1133 of file faults.cc.

References gem5::ArmISA::ArmFault::aarch64FaultSources, gem5::ArmISA::ArmFault::faultUpdated, gem5::ArmISA::ArmFault::longDescFaultSources, gem5::ArmISA::LpaeTran, panic_if, gem5::ArmISA::ArmFault::shortDescFaultSources, source, gem5::ArmISA::ArmFault::to64, tranMethod, and gem5::ArmISA::UnknownTran.

Referenced by getFsr(), and setSyndrome().

getFaultVAddr()

template<class T>

bool gem5::ArmISA::AbortFault< T >::getFaultVAddr ( Addr & va ) const

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1242 of file faults.cc.

References faultAddr, OVAddr, stage2, and gem5::ArmISA::va.

getFsr()

template<class T>

FSR gem5::ArmISA::AbortFault< T >::getFsr ( ThreadContext * tc ) const

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1159 of file faults.cc.

References gem5::bits(), domain, getFaultStatusCode(), gem5::ArmISA::LpaeTran, tranMethod, gem5::ArmISA::UnknownTran, and write.

Referenced by invoke().

invoke()

template<class T>

void gem5::ArmISA::AbortFault< T >::invoke ( ThreadContext * tc, const StaticInstPtr & inst = nullStaticInstPtr )

overridevirtual

Reimplemented from gem5::FaultBase.

Reimplemented in gem5::ArmISA::VirtualDataAbort.

Definition at line 1033 of file faults.cc.

References gem5::ArmISA::ArmFault::AsynchronousExternalAbort, gem5::bits(), gem5::ArmISA::ArmFault::BRKPOINT, gem5::BaseCPU::clearInterrupt(), debugType, DPRINTF, faultAddr, gem5::ThreadContext::getCpuPtr(), getFsr(), gem5::ArmISA::INT_ABT, gem5::ArmISA::ArmFault::invoke(), gem5::ArmISA::MISCREG_CPSR, gem5::ArmISA::MISCREG_DBGDSCRext, gem5::ArmISA::MISCREG_HPFAR, gem5::ArmISA::MISCREG_HPFAR_EL2, gem5::ArmISA::MODE_HYP, gem5::ArmISA::ArmFault::NODEBUG, OVAddr, gem5::ThreadContext::readMiscReg(), gem5::ThreadContext::setMiscReg(), source, stage2, gem5::ThreadContext::threadId(), gem5::ArmISA::ArmFault::to64, gem5::ArmISA::ArmFault::toEL, gem5::ArmISA::ArmFault::VECTORCATCH, gem5::ArmISA::ArmFault::WPOINT_CM, and gem5::ArmISA::misc_regs::writeRegister().

Referenced by gem5::ArmISA::VirtualDataAbort::invoke().

isExternalAbort()

template<class T>

bool gem5::ArmISA::AbortFault< T >::isExternalAbort ( ) const

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1231 of file faults.cc.

References gem5::ArmISA::ArmFault::AsynchronousExternalAbort, source, gem5::ArmISA::ArmFault::SynchExtAbtOnTranslTableWalkLL, and gem5::ArmISA::ArmFault::SynchronousExternalAbort.

isMMUFault()

template<class T>

bool gem5::ArmISA::AbortFault< T >::isMMUFault

(

)

const

Definition at line 1214 of file faults.cc.

References gem5::ArmISA::ArmFault::AccessFlagLL, gem5::ArmISA::ArmFault::AlignmentFault, gem5::ArmISA::ArmFault::DomainLL, gem5::ArmISA::ArmFault::PermissionLL, source, and gem5::ArmISA::ArmFault::TranslationLL.

isStage2()

template<class T>

bool gem5::ArmISA::AbortFault< T >::isStage2 ( ) const

inlineoverridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 506 of file faults.hh.

References stage2.

setSyndrome()

template<class T>

void gem5::ArmISA::AbortFault< T >::setSyndrome ( ThreadContext * tc, MiscRegIndex syndrome_reg )

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1122 of file faults.cc.

References gem5::ArmISA::ArmFault::FaultSourceInvalid, getFaultStatusCode(), panic, gem5::ArmISA::ArmFault::setSyndrome(), and srcEncoded.

update()

template<class T>

void gem5::ArmISA::AbortFault< T >::update ( ThreadContext * tc )

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1094 of file faults.cc.

References DPRINTF, gem5::ArmISA::longDescFormatInUse(), gem5::ArmISA::LpaeTran, gem5::ArmISA::MISCREG_TTBCR_S, gem5::ThreadContext::readMiscReg(), gem5::ArmISA::ArmFaultVals< T >::routeToMonitor(), tranMethod, gem5::ArmISA::UnknownTran, gem5::ArmISA::ArmFault::update(), and gem5::ArmISA::VmsaTran.

Member Data Documentation

debugType

template<class T>

ArmFault::DebugType gem5::ArmISA::AbortFault< T >::debugType

protected

Definition at line 484 of file faults.hh.

Referenced by AbortFault(), and invoke().

domain

template<class T>

DomainType gem5::ArmISA::AbortFault< T >::domain

protected

Definition at line 478 of file faults.hh.

Referenced by AbortFault(), and getFsr().

faultAddr

template<class T>

Addr gem5::ArmISA::AbortFault< T >::faultAddr

protected

The virtual address the fault occured at.

If 2 stages of translation are being used then this is the intermediate physical address that is the starting point for the second stage of translation.

Definition at line 470 of file faults.hh.

Referenced by AbortFault(), getFaultVAddr(), and invoke().

OVAddr

template<class T>

Addr gem5::ArmISA::AbortFault< T >::OVAddr

protected

Original virtual address.

If the fault was generated on the second stage of translation then this variable stores the virtual address used in the original stage 1 translation.

Definition at line 476 of file faults.hh.

Referenced by AbortFault(), annotate(), getFaultVAddr(), and invoke().

s1ptw

template<class T>

bool gem5::ArmISA::AbortFault< T >::s1ptw

protected

Definition at line 482 of file faults.hh.

Referenced by AbortFault(), and annotate().

source

template<class T>

uint8_t gem5::ArmISA::AbortFault< T >::source

protected

Definition at line 479 of file faults.hh.

Referenced by AbortFault(), getFaultStatusCode(), invoke(), isExternalAbort(), and isMMUFault().

srcEncoded

template<class T>

uint8_t gem5::ArmISA::AbortFault< T >::srcEncoded

protected

Definition at line 480 of file faults.hh.

Referenced by AbortFault(), and setSyndrome().

stage2

template<class T>

bool gem5::ArmISA::AbortFault< T >::stage2

protected

Definition at line 481 of file faults.hh.

Referenced by AbortFault(), getFaultVAddr(), invoke(), and isStage2().

tranMethod

template<class T>

TranMethod gem5::ArmISA::AbortFault< T >::tranMethod

protected

Definition at line 483 of file faults.hh.

Referenced by AbortFault(), getFaultStatusCode(), getFsr(), and update().

write

template<class T>

bool gem5::ArmISA::AbortFault< T >::write

protected

Definition at line 477 of file faults.hh.

Referenced by AbortFault(), and getFsr().

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The documentation for this class was generated from the following files:

• arch/arm/faults.hh
• arch/arm/faults.cc