ArmISA::SelfDebug Class Reference

#include <self_debug.hh>

Public Member Functions
	SelfDebug ()
	~SelfDebug ()
Fault	testDebug (ThreadContext *tc, const RequestPtr &req, BaseTLB::Mode mode)
Fault	testVectorCatch (ThreadContext *tc, Addr addr, ArmFault *flt)
bool	enabled () const
BrkPoint *	getBrkPoint (uint8_t index)
bool	isDebugEnabledForEL64 (ThreadContext *tc, ExceptionLevel el, bool secure, bool mask)
bool	isDebugEnabledForEL32 (ThreadContext *tc, ExceptionLevel el, bool secure, bool mask)
void	activateDebug ()
bool	isDebugEnabled (ThreadContext *tc)
void	setbSDD (RegVal val)
void	setMDSCRvals (RegVal val)
void	setMDBGen (RegVal val)
void	setenableTDETGE (HCR hcr, HDCR mdcr)
void	updateOSLock (RegVal val)
void	updateDBGBCR (int index, DBGBCR val)
void	updateDBGWCR (int index, DBGWCR val)
void	setDebugMask (bool mask)
bool	isAArch32 () const
void	setAArch32 (ThreadContext *tc)
SoftwareStep *	getSstep ()
VectorCatch *	getVectorCatch (ThreadContext *tc)
bool	targetAArch32 (ThreadContext *tc)
void	init (ThreadContext *tc)

Static Public Member Functions
static bool	securityStateMatch (ThreadContext *tc, uint8_t ssc, bool hmc)

Protected Member Functions
Fault	testBreakPoints (ThreadContext *tc, Addr vaddr)
Fault	testWatchPoints (ThreadContext *tc, Addr vaddr, bool write, bool atomic, unsigned size, bool cm)
Fault	triggerException (ThreadContext *tc, Addr vaddr)
Fault	triggerWatchpointException (ThreadContext *tc, Addr vaddr, bool write, bool cm)

Private Attributes
std::vector< BrkPoint >	arBrkPoints
std::vector< WatchPoint >	arWatchPoints
SoftwareStep *	softStep
VectorCatch *	vcExcpt
bool	initialized
bool	enableTdeTge
bool	mde
bool	sdd
bool	kde
bool	oslk
bool	aarch32
bool	to32

Detailed Description

Definition at line 273 of file self_debug.hh.

Constructor & Destructor Documentation

SelfDebug()

ArmISA::SelfDebug::SelfDebug ( )

inline

Definition at line 293 of file self_debug.hh.

References softStep.

~SelfDebug()

ArmISA::SelfDebug::~SelfDebug ( )

inline

Definition at line 300 of file self_debug.hh.

References softStep, and vcExcpt.

Member Function Documentation

activateDebug()

void ArmISA::SelfDebug::activateDebug ( )

inline

Definition at line 351 of file self_debug.hh.

References arBrkPoints, and MipsISA::p.

enabled()

bool ArmISA::SelfDebug::enabled ( ) const

inline

Definition at line 320 of file self_debug.hh.

References ArmISA::SoftwareStep::bSS, mde, and softStep.

Referenced by isDebugEnabledForEL32().

getBrkPoint()

BrkPoint* ArmISA::SelfDebug::getBrkPoint ( uint8_t  index )

inline

Definition at line 323 of file self_debug.hh.

References arBrkPoints, and MipsISA::index.

Referenced by ArmISA::BrkPoint::test(), and ArmISA::WatchPoint::test().

getSstep()

SoftwareStep* ArmISA::SelfDebug::getSstep ( )

inline

Definition at line 440 of file self_debug.hh.

References softStep.

getVectorCatch()

VectorCatch* ArmISA::SelfDebug::getVectorCatch ( ThreadContext *  tc )

inline

Definition at line 446 of file self_debug.hh.

References init(), initialized, and vcExcpt.

init()

void SelfDebug::init

(

ThreadContext *

tc

)

Definition at line 329 of file self_debug.cc.

References aarch32, arBrkPoints, arWatchPoints, ArmISA::i, initialized, ArmISA::MISCREG_CPSR, ArmISA::MISCREG_DBGBCR0_EL1, ArmISA::MISCREG_DBGBVR0_EL1, ArmISA::MISCREG_DBGDEVID0, ArmISA::MISCREG_DBGWCR0, ArmISA::MISCREG_DBGWVR0, ArmISA::MISCREG_HCR_EL2, ArmISA::MISCREG_ID_AA64DFR0_EL1, ArmISA::MISCREG_ID_AA64MMFR1_EL1, ArmISA::MISCREG_ID_AA64MMFR2_EL1, ArmISA::MISCREG_MDCR_EL2, ArmISA::MISCREG_MDCR_EL3, ArmISA::MISCREG_MDSCR_EL1, ArmISA::MISCREG_OSLAR_EL1, ThreadContext::readMiscReg(), ThreadContext::readMiscRegNoEffect(), setbSDD(), setenableTDETGE(), setMDSCRvals(), ArmISA::BrkPoint::updateControl(), ArmISA::WatchPoint::updateControl(), updateOSLock(), and vcExcpt.

Referenced by getVectorCatch(), ArmISA::ISA::setupThreadContext(), testBreakPoints(), testVectorCatch(), and testWatchPoints().

isAArch32()

bool ArmISA::SelfDebug::isAArch32 ( ) const

inline

Definition at line 423 of file self_debug.hh.

References aarch32.

Referenced by ArmISA::VectorCatch::addressMatching(), ArmISA::VectorCatch::exceptionTrapping(), ArmISA::BrkPoint::isEnabled(), ArmISA::WatchPoint::isEnabled(), and ArmISA::BrkPoint::testContextMatch().

isDebugEnabled()

bool ArmISA::SelfDebug::isDebugEnabled ( ThreadContext *  tc )

inline

Definition at line 359 of file self_debug.hh.

References aarch32, ArmISA::currEL(), ArmISA::el, isDebugEnabledForEL32(), isDebugEnabledForEL64(), ArmISA::isSecure(), ArmISA::MISCREG_CPSR, and ThreadContext::readMiscReg().

Referenced by ArmISA::SoftwareStep::debugExceptionReturnSS(), testBreakPoints(), testVectorCatch(), and testWatchPoints().

isDebugEnabledForEL32()

bool SelfDebug::isDebugEnabledForEL32	(	ThreadContext *	tc,
		ExceptionLevel	el,
		bool	secure,
		bool	mask
	)

Definition at line 182 of file self_debug.cc.

References bits(), ArmISA::el, ArmISA::EL0, ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, ArmISA::ELStateUsingAArch32(), enabled(), ArmSystem::haveEL(), isDebugEnabledForEL64(), ArmISA::mask, ArmISA::MISCREG_MDCR_EL3, ArmISA::MISCREG_SDER, oslk, and ThreadContext::readMiscReg().

Referenced by ArmISA::SoftwareStep::debugExceptionReturnSS(), and isDebugEnabled().

isDebugEnabledForEL64()

bool SelfDebug::isDebugEnabledForEL64	(	ThreadContext *	tc,
		ExceptionLevel	el,
		bool	secure,
		bool	mask
	)

Definition at line 163 of file self_debug.cc.

References ArmISA::el, ArmISA::EL1, ArmISA::EL2, ArmISA::EL3, enableTdeTge, ArmSystem::haveEL(), ArmISA::HaveSecureEL2Ext(), kde, ArmISA::mask, oslk, and sdd.

Referenced by ArmISA::SoftwareStep::debugExceptionReturnSS(), isDebugEnabled(), and isDebugEnabledForEL32().

securityStateMatch()

static bool ArmISA::SelfDebug::securityStateMatch ( ThreadContext *  tc, uint8_t  ssc, bool  hmc  )

inlinestatic

Definition at line 329 of file self_debug.hh.

References ArmISA::b, ArmISA::hmc, ArmISA::isSecure(), panic, and ArmISA::ssc.

Referenced by ArmISA::BrkPoint::isEnabled(), and ArmISA::WatchPoint::isEnabled().

setAArch32()

void ArmISA::SelfDebug::setAArch32 ( ThreadContext *  tc )

inline

Definition at line 429 of file self_debug.hh.

References aarch32, ArmISA::currEL(), ArmISA::EL0, ArmISA::EL1, and ArmISA::ELIs32().

Referenced by testBreakPoints(), testVectorCatch(), and testWatchPoints().

setbSDD()

void ArmISA::SelfDebug::setbSDD ( RegVal  val )

inline

Definition at line 373 of file self_debug.hh.

References bits(), sdd, and X86ISA::val.

Referenced by init(), and ArmISA::ISA::setMiscReg().

setDebugMask()

void ArmISA::SelfDebug::setDebugMask ( bool  mask )

inline

Definition at line 417 of file self_debug.hh.

References ArmISA::SoftwareStep::cpsrD, ArmISA::mask, and softStep.

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

setenableTDETGE()

void ArmISA::SelfDebug::setenableTDETGE ( HCR  hcr, HDCR  mdcr  )

inline

Definition at line 393 of file self_debug.hh.

References enableTdeTge.

Referenced by init(), and ArmISA::ISA::setMiscReg().

setMDBGen()

void ArmISA::SelfDebug::setMDBGen ( RegVal  val )

inline

Definition at line 387 of file self_debug.hh.

References bits(), mde, and X86ISA::val.

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

setMDSCRvals()

void ArmISA::SelfDebug::setMDSCRvals ( RegVal  val )

inline

Definition at line 379 of file self_debug.hh.

References bits(), ArmISA::SoftwareStep::bSS, kde, mde, softStep, and X86ISA::val.

Referenced by init(), and ArmISA::ISA::setMiscReg().

targetAArch32()

bool ArmISA::SelfDebug::targetAArch32 ( ThreadContext *  tc )

inline

Definition at line 454 of file self_debug.hh.

References aarch32, ArmISA::debugTargetFrom(), ArmISA::ELIs32(), and ArmISA::isSecure().

Referenced by testBreakPoints(), testVectorCatch(), and testWatchPoints().

testBreakPoints()

Fault SelfDebug::testBreakPoints ( ThreadContext *  tc, Addr  vaddr  )

protected

Definition at line 72 of file self_debug.cc.

References arBrkPoints, ArmISA::currEL(), ArmISA::el, init(), isDebugEnabled(), mde, NoFault, MipsISA::p, MipsISA::pc, ThreadContext::pcState(), setAArch32(), targetAArch32(), to32, triggerException(), and MipsISA::vaddr.

Referenced by testDebug().

testDebug()

Fault SelfDebug::testDebug	(	ThreadContext *	tc,
		const RequestPtr &	req,
		BaseTLB::Mode	mode
	)

Definition at line 47 of file self_debug.cc.

References ArmISA::SoftwareStep::advanceSS(), BaseTLB::Execute, ArmISA::md, ArmISA::mode, NoFault, softStep, testBreakPoints(), testVectorCatch(), testWatchPoints(), and BaseTLB::Write.

testVectorCatch()

Fault SelfDebug::testVectorCatch	(	ThreadContext *	tc,
		Addr	addr,
		ArmFault *	flt
	)

Definition at line 714 of file self_debug.cc.

References aarch32, X86ISA::addr, ArmISA::VectorCatch::addressMatching(), ArmISA::currEL(), ArmISA::ArmFault::DebugEvent, ArmISA::EC_PREFETCH_ABORT_TO_HYP, ArmISA::el, enableTdeTge, ArmISA::VectorCatch::exceptionTrapping(), init(), initialized, isDebugEnabled(), mde, NoFault, setAArch32(), targetAArch32(), to32, ArmISA::ArmFault::UnknownTran, vcExcpt, and ArmISA::ArmFault::VECTORCATCH.

Referenced by testDebug().

testWatchPoints()

Fault SelfDebug::testWatchPoints ( ThreadContext *  tc, Addr  vaddr, bool  write, bool  atomic, unsigned  size, bool  cm  )

protected

Definition at line 122 of file self_debug.cc.

References arWatchPoints, ArmISA::atomic, ArmISA::cm, ArmISA::currEL(), ArmISA::el, init(), initialized, isDebugEnabled(), mde, NoFault, MipsISA::p, setAArch32(), targetAArch32(), to32, triggerWatchpointException(), and MipsISA::vaddr.

Referenced by testDebug().

triggerException()

Fault SelfDebug::triggerException ( ThreadContext *  tc, Addr  vaddr  )

protected

Definition at line 109 of file self_debug.cc.

References ArmISA::ArmFault::BRKPOINT, ArmISA::ArmFault::DebugEvent, to32, ArmISA::ArmFault::UnknownTran, and MipsISA::vaddr.

Referenced by testBreakPoints().

triggerWatchpointException()

Fault SelfDebug::triggerWatchpointException ( ThreadContext *  tc, Addr  vaddr, bool  write, bool  cm  )

protected

Definition at line 147 of file self_debug.cc.

References ArmISA::cm, ArmISA::d, ArmISA::ArmFault::DebugEvent, ArmISA::TlbEntry::NoAccess, to32, ArmISA::ArmFault::UnknownTran, MipsISA::vaddr, ArmISA::ArmFault::WPOINT_CM, and ArmISA::ArmFault::WPOINT_NOCM.

Referenced by testWatchPoints().

updateDBGBCR()

void ArmISA::SelfDebug::updateDBGBCR ( int  index, DBGBCR  val  )

inline

Definition at line 405 of file self_debug.hh.

References arBrkPoints, MipsISA::index, and X86ISA::val.

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

updateDBGWCR()

void ArmISA::SelfDebug::updateDBGWCR ( int  index, DBGWCR  val  )

inline

Definition at line 411 of file self_debug.hh.

References arWatchPoints, MipsISA::index, and X86ISA::val.

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

updateOSLock()

void ArmISA::SelfDebug::updateOSLock ( RegVal  val )

inline

Definition at line 399 of file self_debug.hh.

References bits(), oslk, and X86ISA::val.

Referenced by init(), and ArmISA::ISA::setMiscReg().

Member Data Documentation

aarch32

bool ArmISA::SelfDebug::aarch32

private

Definition at line 289 of file self_debug.hh.

Referenced by init(), isAArch32(), isDebugEnabled(), setAArch32(), targetAArch32(), and testVectorCatch().

arBrkPoints

std::vector<BrkPoint> ArmISA::SelfDebug::arBrkPoints

private

Definition at line 276 of file self_debug.hh.

Referenced by activateDebug(), getBrkPoint(), init(), testBreakPoints(), and updateDBGBCR().

arWatchPoints

std::vector<WatchPoint> ArmISA::SelfDebug::arWatchPoints

private

Definition at line 277 of file self_debug.hh.

Referenced by init(), testWatchPoints(), and updateDBGWCR().

enableTdeTge

bool ArmISA::SelfDebug::enableTdeTge

private

Definition at line 282 of file self_debug.hh.

Referenced by isDebugEnabledForEL64(), setenableTDETGE(), and testVectorCatch().

initialized

bool ArmISA::SelfDebug::initialized

private

Definition at line 281 of file self_debug.hh.

Referenced by getVectorCatch(), init(), testVectorCatch(), and testWatchPoints().

kde

bool ArmISA::SelfDebug::kde

private

Definition at line 286 of file self_debug.hh.

Referenced by isDebugEnabledForEL64(), and setMDSCRvals().

mde

bool ArmISA::SelfDebug::mde

private

Definition at line 284 of file self_debug.hh.

Referenced by enabled(), setMDBGen(), setMDSCRvals(), testBreakPoints(), testVectorCatch(), and testWatchPoints().

oslk

bool ArmISA::SelfDebug::oslk

private

Definition at line 287 of file self_debug.hh.

Referenced by isDebugEnabledForEL32(), isDebugEnabledForEL64(), and updateOSLock().

sdd

bool ArmISA::SelfDebug::sdd

private

Definition at line 285 of file self_debug.hh.

Referenced by isDebugEnabledForEL64(), and setbSDD().

softStep

SoftwareStep* ArmISA::SelfDebug::softStep

private

Definition at line 278 of file self_debug.hh.

Referenced by enabled(), getSstep(), SelfDebug(), setDebugMask(), setMDSCRvals(), testDebug(), and ~SelfDebug().

to32

bool ArmISA::SelfDebug::to32

private

Definition at line 290 of file self_debug.hh.

Referenced by testBreakPoints(), testVectorCatch(), testWatchPoints(), triggerException(), and triggerWatchpointException().

vcExcpt

VectorCatch* ArmISA::SelfDebug::vcExcpt

private

Definition at line 279 of file self_debug.hh.

Referenced by getVectorCatch(), init(), testVectorCatch(), and ~SelfDebug().

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

• arch/arm/self_debug.hh
• arch/arm/self_debug.cc