An ItsTranslation is created whenever a peripheral writes a message in GITS_TRANSLATER (MSI). More...

#include <gic_v3_its.hh>

Inheritance diagram for ItsTranslation:

Public Member Functions
	ItsTranslation (Gicv3Its &_its)

	~ItsTranslation ()

Public Member Functions inherited from ItsProcess
	ItsProcess (Gicv3Its &_its)

virtual	~ItsProcess ()

const std::string	name () const
	Returns the Gicv3Its name. More...

ItsAction	run (PacketPtr pkt)

Public Member Functions inherited from Packet::SenderState
	SenderState ()

virtual	~SenderState ()

Protected Member Functions
void	main (Yield &yield) override

std::pair< uint32_t, Gicv3Redistributor * >	translateLPI (Yield &yield, uint32_t device_id, uint32_t event_id)

Protected Member Functions inherited from ItsProcess
void	reinit ()

void	writeDeviceTable (Yield &yield, uint32_t device_id, DTE dte)

void	writeIrqTranslationTable (Yield &yield, const Addr itt_base, uint32_t event_id, ITTE itte)

void	writeIrqCollectionTable (Yield &yield, uint32_t collection_id, CTE cte)

uint64_t	readDeviceTable (Yield &yield, uint32_t device_id)

uint64_t	readIrqTranslationTable (Yield &yield, const Addr itt_base, uint32_t event_id)

uint64_t	readIrqCollectionTable (Yield &yield, uint32_t collection_id)

void	doRead (Yield &yield, Addr addr, void *ptr, size_t size)

void	doWrite (Yield &yield, Addr addr, void *ptr, size_t size)

void	terminate (Yield &yield)

Additional Inherited Members
Public Types inherited from ItsProcess
using	DTE = Gicv3Its::DTE

using	ITTE = Gicv3Its::ITTE

using	CTE = Gicv3Its::CTE

using	Coroutine = m5::Coroutine< PacketPtr, ItsAction >

using	Yield = Coroutine::CallerType

Public Attributes inherited from Packet::SenderState
SenderState *	predecessor

Protected Attributes inherited from ItsProcess
Gicv3Its &	its

Detailed Description

An ItsTranslation is created whenever a peripheral writes a message in GITS_TRANSLATER (MSI).

In this case main will simply do the table walks until it gets a redistributor and an INTID. It will then raise the LPI interrupt to the target redistributor.

Definition at line 399 of file gic_v3_its.hh.

Constructor & Destructor Documentation

◆ ItsTranslation()

ItsTranslation::ItsTranslation ( Gicv3Its & _its )

Definition at line 216 of file gic_v3_its.cc.

References ItsProcess::its, Gicv3Its::pendingTranslations, and ItsProcess::reinit().

◆ ~ItsTranslation()

ItsTranslation::~ItsTranslation ( )

Definition at line 224 of file gic_v3_its.cc.

References ItsProcess::its, Gicv3Its::pendingCommands, and Gicv3Its::pendingTranslations.

Member Function Documentation

◆ main()

void ItsTranslation::main ( Yield & yield )

overrideprotectedvirtual

Implements ItsProcess.

Definition at line 233 of file gic_v3_its.cc.

References m5::Coroutine< Arg, Ret >::CallerType::get(), Packet::getLE(), Gicv3Its::gitsTranslater, ItsProcess::its, Packet::req, Gicv3Redistributor::setClrLPI(), ItsProcess::terminate(), and translateLPI().

◆ translateLPI()

std::pair< uint32_t, Gicv3Redistributor * > ItsTranslation::translateLPI	(	Yield &	yield,
		uint32_t	device_id,
		uint32_t	event_id
	)

protected

Definition at line 257 of file gic_v3_its.cc.

References Gicv3Its::collectionOutOfRange(), Gicv3Its::deviceOutOfRange(), Gicv3Its::getRedistributor(), Gicv3Its::idOutOfRange(), ItsProcess::its, ItsProcess::readDeviceTable(), ItsProcess::readIrqCollectionTable(), ItsProcess::readIrqTranslationTable(), and ItsProcess::terminate().

Referenced by main().

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

dev/arm/gic_v3_its.hh
dev/arm/gic_v3_its.cc

Public Member Functions

Protected Member Functions