#include <faults.hh>

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

Public Member Functions
	AbortFault (Addr _faultAddr, bool _write, TlbEntry::DomainType _domain, uint8_t _source, bool _stage2, ArmFault::TranMethod _tranMethod=ArmFault::UnknownTran, ArmFault::DebugType _debug=ArmFault::NODEBUG)

bool	getFaultVAddr (Addr &va) const override

void	invoke (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr) 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

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)

void	update (ThreadContext *tc)

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

TlbEntry::DomainType	domain

uint8_t	source

uint8_t	srcEncoded

bool	stage2

bool	s1ptw

ArmFault::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 , SF , AR }

enum	TranMethod { LpaeTran , VmsaTran , UnknownTran }

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 ("Reset", 0x000, 0x000, 0x000, 0x000, 0x000, MODE_SVC, 0, 0, 0, 0, false, true, true, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("Undefined Instruction", 0x004, 0x000, 0x200, 0x400, 0x600, MODE_UNDEFINED, 4, 2, 0, 0, true, false, false, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("Supervisor Call", 0x008, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 4, 2, 4, 2, true, false, false, ExceptionClass::SVC_TO_HYP)

ArmFault::FaultVals	vals ("Secure Monitor Call", 0x008, 0x000, 0x200, 0x400, 0x600, MODE_MON, 4, 4, 4, 4, false, true, true, ExceptionClass::SMC_TO_HYP)

ArmFault::FaultVals	vals ("Hypervisor Call", 0x008, 0x000, 0x200, 0x400, 0x600, MODE_HYP, 4, 4, 4, 4, true, false, false, ExceptionClass::HVC)

ArmFault::FaultVals	vals ("Prefetch Abort", 0x00C, 0x000, 0x200, 0x400, 0x600, MODE_ABORT, 4, 4, 0, 0, true, true, false, ExceptionClass::PREFETCH_ABORT_TO_HYP)

ArmFault::FaultVals	vals ("Data Abort", 0x010, 0x000, 0x200, 0x400, 0x600, MODE_ABORT, 8, 8, 0, 0, true, true, false, ExceptionClass::DATA_ABORT_TO_HYP)

ArmFault::FaultVals	vals ("Virtual Data Abort", 0x010, 0x000, 0x200, 0x400, 0x600, MODE_ABORT, 8, 8, 0, 0, true, true, false, ExceptionClass::INVALID)

ArmFault::FaultVals	vals ("Hypervisor Trap", 0x014, 0x000, 0x200, 0x400, 0x600, MODE_HYP, 0, 0, 0, 0, false, false, false, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("Secure Monitor Trap", 0x004, 0x000, 0x200, 0x400, 0x600, MODE_MON, 4, 2, 0, 0, false, false, false, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("IRQ", 0x018, 0x080, 0x280, 0x480, 0x680, MODE_IRQ, 4, 4, 0, 0, false, true, false, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("Virtual IRQ", 0x018, 0x080, 0x280, 0x480, 0x680, MODE_IRQ, 4, 4, 0, 0, false, true, false, ExceptionClass::INVALID)

ArmFault::FaultVals	vals ("FIQ", 0x01C, 0x100, 0x300, 0x500, 0x700, MODE_FIQ, 4, 4, 0, 0, false, true, true, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("Virtual FIQ", 0x01C, 0x100, 0x300, 0x500, 0x700, MODE_FIQ, 4, 4, 0, 0, false, true, true, ExceptionClass::INVALID)

ArmFault::FaultVals	vals ("Illegal Inst Set State Fault", 0x004, 0x000, 0x200, 0x400, 0x600, MODE_UNDEFINED, 4, 2, 0, 0, true, false, false, ExceptionClass::ILLEGAL_INST)

ArmFault::FaultVals	vals ("Supervisor Trap", 0x014, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, false, false, false, ExceptionClass::UNKNOWN)

ArmFault::FaultVals	vals ("PC Alignment Fault", 0x000, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, true, false, false, ExceptionClass::PC_ALIGNMENT)

ArmFault::FaultVals	vals ("SP Alignment Fault", 0x000, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, true, false, false, ExceptionClass::STACK_PTR_ALIGNMENT)

ArmFault::FaultVals	vals ("SError", 0x000, 0x180, 0x380, 0x580, 0x780, MODE_SVC, 0, 0, 0, 0, false, true, true, ExceptionClass::SERROR)

ArmFault::FaultVals	vals ("Software Breakpoint", 0x000, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, true, false, false, ExceptionClass::SOFTWARE_BREAKPOINT)

ArmFault::FaultVals	vals ("Hardware Breakpoint", 0x000, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, true, false, false, ExceptionClass::HW_BREAKPOINT)

ArmFault::FaultVals	vals ("Watchpoint", 0x000, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, true, false, false, ExceptionClass::WATCHPOINT)

ArmFault::FaultVals	vals ("SoftwareStep", 0x000, 0x000, 0x200, 0x400, 0x600, MODE_SVC, 0, 0, 0, 0, true, false, false, ExceptionClass::SOFTWARE_STEP)

ArmFault::FaultVals	vals ("ArmSev Flush", 0x000, 0x000, 0x000, 0x000, 0x000, MODE_SVC, 0, 0, 0, 0, false, true, true, ExceptionClass::UNKNOWN)

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 465 of file faults.hh.

Constructor & Destructor Documentation

◆ AbortFault()

template<class T >

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

inline

Definition at line 491 of file faults.hh.

Member Function Documentation

◆ abortDisable()

template<class T >

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

overridevirtual

Implements gem5::ArmISA::ArmFault.

Definition at line 1178 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 1189 of file faults.cc.

References gem5::ArmISA::ArmFault::OVA, gem5::ArmISA::ArmFault::S1PTW, gem5::ArmISA::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 1127 of file faults.cc.

References gem5::ArmISA::ArmFault::aarch64FaultSources, gem5::ArmISA::ArmFault::longDescFaultSources, gem5::ArmISA::ArmFault::LpaeTran, panic_if, gem5::ArmISA::ArmFault::shortDescFaultSources, and gem5::ArmISA::ArmFault::UnknownTran.

◆ getFaultVAddr()

template<class T >

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

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1225 of file faults.cc.

References 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 1153 of file faults.cc.

References gem5::bits(), gem5::ArmISA::domain, gem5::ArmISA::ArmFault::LpaeTran, and gem5::ArmISA::ArmFault::UnknownTran.

◆ 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 1032 of file faults.cc.

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

◆ isMMUFault()

template<class T >

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

Definition at line 1208 of file faults.cc.

References gem5::ArmISA::ArmFault::AccessFlagLL, gem5::ArmISA::ArmFault::AlignmentFault, gem5::ArmISA::ArmFault::DomainLL, gem5::ArmISA::ArmFault::PermissionLL, 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 509 of file faults.hh.

References gem5::ArmISA::AbortFault< T >::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 1116 of file faults.cc.

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

Member Data Documentation

◆ debugType

template<class T >

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

protected

Definition at line 488 of file faults.hh.

◆ domain

template<class T >

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

protected

Definition at line 482 of file faults.hh.

◆ 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 474 of file faults.hh.

◆ 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 480 of file faults.hh.

◆ s1ptw

template<class T >

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

protected

Definition at line 486 of file faults.hh.

◆ source

template<class T >

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

protected

Definition at line 483 of file faults.hh.

◆ srcEncoded

template<class T >

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

protected

Definition at line 484 of file faults.hh.

◆ stage2

template<class T >

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

protected

Definition at line 485 of file faults.hh.

Referenced by gem5::ArmISA::AbortFault< T >::isStage2().

◆ tranMethod

template<class T >

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

protected

Definition at line 487 of file faults.hh.

◆ write

template<class T >

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

protected

Definition at line 481 of file faults.hh.

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

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

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ AbortFault()

Member Function Documentation

◆ abortDisable()

◆ annotate()

◆ getFaultStatusCode()

◆ getFaultVAddr()

◆ getFsr()

◆ invoke()

◆ isMMUFault()

◆ isStage2()

◆ setSyndrome()

Member Data Documentation

◆ debugType

◆ domain

◆ faultAddr

◆ OVAddr

◆ s1ptw

◆ source

◆ srcEncoded

◆ stage2

◆ tranMethod

◆ write