class that handles interrupt signaling and checking. More...

#include <InterruptHandler.h>

Inheritance diagram for etiss::InterruptHandler:

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Collaboration diagram for etiss::InterruptHandler:

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Public Member Functions
	InterruptHandler (etiss::InterruptVector interruptVector, etiss::InterruptEnable interruptEnable, std::shared_ptr< etiss::CPUArch > arch, InterruptType itype=EDGE_TRIGGERED, bool sync=true)

virtual	~InterruptHandler ()

virtual void	setLine (unsigned line, bool state, etiss::uint64 time_ps)
	set the state of a line at a given time.

virtual etiss::int32	execute ()
	apply interrupt changes to the InterruptVector

virtual std::string	_getPluginName () const

Public Member Functions inherited from etiss::CoroutinePlugin
	CoroutinePlugin ()

virtual	~CoroutinePlugin ()

virtual void	executionEnd (int32_t code)
	called when the simulation ends but before any deinitialization is done

virtual bool	isActive ()
	indicates if the plugin will do something in execution loop.

Public Member Functions inherited from etiss::Plugin
virtual	~Plugin ()

unsigned	getType ()

InterruptListenerPlugin *	getInterruptListenerPlugin ()

CoroutinePlugin *	getCoroutinePlugin ()

SystemWrapperPlugin *	getSystemWrapperPlugin ()

RegisterDevicePlugin *	getRegisterDevicePlugin ()

TranslationPlugin *	getTranslationPlugin ()

std::string	getPluginName () const

const std::string &	getLastAssignedCoreName ()

std::string	toString () const

Public Member Functions inherited from etiss::ToString
	ToString ()

virtual	~ToString ()

Protected Attributes
const InterruptType	itype_

std::mutex	mu_

const bool	sync_

InterruptVector *const	vector_

InterruptEnable *const	enable_

std::list< std::pair< etiss::uint64, std::pair< unsigned, bool > > >	pending_
	list: (time , (line ,state) )

const std::shared_ptr< etiss::CPUArch >	cpuarch_

std::set< unsigned >	ed_raised_

bool	empty_

Protected Attributes inherited from etiss::Plugin
ETISS_CPU *	plugin_cpu_
	holds a pointer to the cpu structure. will be set before init call and after cleanup call

ETISS_System *	plugin_system_
	holds a pointer to the system structure.

CPUArch *	plugin_arch_
	holds a pointer to the CPUArch instance. will be set before init call and after cleanup call

CPUCore *	plugin_core_
	holds a pointer to the associated CPUCore instance.

Additional Inherited Members
Static Public Attributes inherited from etiss::Plugin
static const unsigned	INTERRUPTLISTENER = 1 << 0
	access to translated code

static const unsigned	COROUTINE = 1 << 1
	callback after execution of each translated block

static const unsigned	SYSTEMWRAPPER = 1 << 2
	can wrap/change ETISS_System structure at execution start

static const unsigned	REGISTERDEVICE
	gets noticed of changes to special registers (e.g. mmu register etc. [depends on architecture])

static const unsigned	TRANSLATION
	access to translated code during translation phase or when instruction tree is built

Protected Member Functions inherited from etiss::Plugin
	Plugin (unsigned type=0)

virtual void	init (ETISS_CPU cpu, ETISS_System system, CPUArch *arch)
	this function is called before the plugin is used in the cpu execution loop (etiss::CPUCore::execute).

virtual void	cleanup ()
	this function is called after cpu execution loop (etiss::CPUCore::execute) finished.

void	setCorrespondingCPUCoreName (std::string name)

virtual void	addedToCPUCore (etiss::CPUCore *core)
	called as soon a plugin has been added to its CPUCore.

virtual void	removedFromCPUCore (etiss::CPUCore *core)
	called as soon a plugin has been removed from its CPUCore.

Detailed Description

class that handles interrupt signaling and checking.

functions are declared virtual to allow customization

Definition at line 44 of file InterruptHandler.h.

Constructor & Destructor Documentation

◆ InterruptHandler()

InterruptHandler::InterruptHandler	(	etiss::InterruptVector *	interruptVector,
		etiss::InterruptEnable *	interruptEnable,
		std::shared_ptr< etiss::CPUArch >	arch,
		InterruptType	itype = `EDGE_TRIGGERED`,
		bool	sync = `true`
	)

Definition at line 21 of file InterruptHandler.cpp.

References empty_.

◆ ~InterruptHandler()

InterruptHandler::~InterruptHandler ( )

virtual

Definition at line 28 of file InterruptHandler.cpp.

Member Function Documentation

◆ _getPluginName()

std::string InterruptHandler::_getPluginName ( ) const

virtual

Implements etiss::Plugin.

Definition at line 137 of file InterruptHandler.cpp.

◆ execute()

etiss::int32 InterruptHandler::execute ( )

virtual

apply interrupt changes to the InterruptVector

Returns: etiss::RETURNCODE::INTERRUPT if an interrupt should occur

Implements etiss::CoroutinePlugin.

Definition at line 50 of file InterruptHandler.cpp.

References etiss::InterruptVector::consumed_by_interruptlistener_, ETISS_CPU::cpuTime_ps, ed_raised_, etiss::EDGE_TRIGGERED, empty_, enable_, etiss::InterruptVector::isActive(), etiss::InterruptEnable::isEnabled(), itype_, etiss::LEVEL_TRIGGERED, mu_, pending_, etiss::Plugin::plugin_cpu_, etiss::InterruptVector::setBit(), stream_code_info, sync_, and vector_.

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◆ setLine()

void InterruptHandler::setLine	(	unsigned	line,
		bool	state,
		etiss::uint64	time_ps
	)

virtual

set the state of a line at a given time.

changes will not be applied until flush(2) with a time_ps value equal or greater than this time_ps value is called

Definition at line 36 of file InterruptHandler.cpp.

References empty_, interrupt_handler_cmp(), mu_, pending_, sync_, and vector_.

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Member Data Documentation

◆ cpuarch_

const std::shared_ptr<etiss::CPUArch> etiss::InterruptHandler::cpuarch_

protected

Definition at line 70 of file InterruptHandler.h.

◆ ed_raised_

std::set<unsigned> etiss::InterruptHandler::ed_raised_

protected

Definition at line 71 of file InterruptHandler.h.

Referenced by execute().

◆ empty_

bool etiss::InterruptHandler::empty_

protected

Definition at line 72 of file InterruptHandler.h.

Referenced by execute(), InterruptHandler(), and setLine().

◆ enable_

InterruptEnable* const etiss::InterruptHandler::enable_

protected

Definition at line 67 of file InterruptHandler.h.

Referenced by execute().

◆ itype_

const InterruptType etiss::InterruptHandler::itype_

protected

Definition at line 63 of file InterruptHandler.h.

Referenced by execute().

◆ mu_

std::mutex etiss::InterruptHandler::mu_

protected

Definition at line 64 of file InterruptHandler.h.

Referenced by execute(), and setLine().

◆ pending_

std::list<std::pair<etiss::uint64, std::pair<unsigned, bool> > > etiss::InterruptHandler::pending_

protected

list: (time , (line ,state) )

Definition at line 69 of file InterruptHandler.h.

Referenced by execute(), and setLine().

◆ sync_

const bool etiss::InterruptHandler::sync_

protected

Definition at line 65 of file InterruptHandler.h.

Referenced by execute(), and setLine().

◆ vector_

InterruptVector* const etiss::InterruptHandler::vector_

protected

Definition at line 66 of file InterruptHandler.h.

Referenced by execute(), and setLine().

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

/home/runner/work/etiss/etiss/include/etiss/InterruptHandler.h
/home/runner/work/etiss/etiss/src/InterruptHandler.cpp

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ InterruptHandler()

◆ ~InterruptHandler()

Member Function Documentation

◆ _getPluginName()

◆ execute()

◆ setLine()

Member Data Documentation

◆ cpuarch_

◆ ed_raised_

◆ empty_

◆ enable_

◆ itype_

◆ mu_

◆ pending_

◆ sync_

◆ vector_