An ItsCommand is created whenever there is a new command in the command queue. More...

#include <gic_v3_its.hh>

Inheritance diagram for ItsCommand:

Classes
union	CommandEntry

struct	DispatchEntry
	Dispatch entry is a metadata struct which contains information about the command (like the name) and the function object implementing the command. More...

Public Types
enum	CommandType : uint32_t { CLEAR = 0x04, DISCARD = 0x0F, INT = 0x03, INV = 0x0C, INVALL = 0x0D, MAPC = 0x09, MAPD = 0x08, MAPI = 0x0B, MAPTI = 0x0A, MOVALL = 0x0E, MOVI = 0x01, SYNC = 0x05, VINVALL = 0x2D, VMAPI = 0x2B, VMAPP = 0x29, VMAPTI = 0x2A, VMOVI = 0x21, VMOVP = 0x22, VSYNC = 0x25 }

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 Member Functions
	ItsCommand (Gicv3Its &_its)

	~ItsCommand ()

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 Types
using	DispatchTable = std::unordered_map< std::underlying_type< enum CommandType >::type, DispatchEntry >

Protected Member Functions
void	main (Yield &yield) override

void	readCommand (Yield &yield, CommandEntry &command)

void	processCommand (Yield &yield, CommandEntry &command)

void	clear (Yield &yield, CommandEntry &command)

void	discard (Yield &yield, CommandEntry &command)

void	mapc (Yield &yield, CommandEntry &command)

void	mapd (Yield &yield, CommandEntry &command)

void	mapi (Yield &yield, CommandEntry &command)

void	mapti (Yield &yield, CommandEntry &command)

void	movall (Yield &yield, CommandEntry &command)

void	movi (Yield &yield, CommandEntry &command)

void	sync (Yield &yield, CommandEntry &command)

void	doInt (Yield &yield, CommandEntry &command)

void	inv (Yield &yield, CommandEntry &command)

void	invall (Yield &yield, CommandEntry &command)

void	vinvall (Yield &yield, CommandEntry &command)

void	vmapi (Yield &yield, CommandEntry &command)

void	vmapp (Yield &yield, CommandEntry &command)

void	vmapti (Yield &yield, CommandEntry &command)

void	vmovi (Yield &yield, CommandEntry &command)

void	vmovp (Yield &yield, CommandEntry &command)

void	vsync (Yield &yield, CommandEntry &command)

bool	idOutOfRange (CommandEntry &command, DTE dte) const

bool	deviceOutOfRange (CommandEntry &command) const

bool	sizeOutOfRange (CommandEntry &command) const

bool	collectionOutOfRange (CommandEntry &command) const

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)

Static Protected Member Functions
static std::string	commandName (uint32_t cmd)

Static Protected Attributes
static DispatchTable	cmdDispatcher

Additional Inherited Members
Public Attributes inherited from Packet::SenderState
SenderState *	predecessor

Protected Attributes inherited from ItsProcess
Gicv3Its &	its

Detailed Description

An ItsCommand is created whenever there is a new command in the command queue.

Only one command can be executed per time. main will firstly read the command from memory and then it will process it.

Definition at line 420 of file gic_v3_its.hh.

Member Typedef Documentation

◆ DispatchTable

using ItsCommand::DispatchTable = std::unordered_map< std::underlying_type<enum CommandType>::type, DispatchEntry>

protected

Definition at line 482 of file gic_v3_its.hh.

Member Enumeration Documentation

◆ CommandType

enum ItsCommand::CommandType : uint32_t

Enumerator
CLEAR
DISCARD
INT
INV
INVALL
MAPC
MAPD
MAPI
MAPTI
MOVALL
MOVI
SYNC
VINVALL
VMAPI
VMAPP
VMAPTI
VMOVI
VMOVP
VSYNC

Definition at line 437 of file gic_v3_its.hh.

Constructor & Destructor Documentation

◆ ItsCommand()

ItsCommand::ItsCommand ( Gicv3Its & _its )

Definition at line 312 of file gic_v3_its.cc.

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

◆ ~ItsCommand()

ItsCommand::~ItsCommand ( )

Definition at line 321 of file gic_v3_its.cc.

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

Member Function Documentation

◆ clear()

void ItsCommand::clear	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 388 of file gic_v3_its.cc.

References ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), ItsCommand::CommandEntry::eventId, Gicv3Its::getRedistributor(), idOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, ItsProcess::readDeviceTable(), ItsProcess::readIrqCollectionTable(), ItsProcess::readIrqTranslationTable(), Gicv3Redistributor::setClrLPI(), and ItsProcess::terminate().

Referenced by ItsTranslation::translateLPI().

◆ collectionOutOfRange()

bool ItsCommand::collectionOutOfRange ( CommandEntry & command ) const

inlineprotected

Definition at line 535 of file gic_v3_its.hh.

References bits(), and ItsCommand::CommandEntry::raw.

Referenced by invall(), mapc(), mapi(), mapti(), and movi().

◆ commandName()

std::string ItsCommand::commandName ( uint32_t cmd )

staticprotected

Definition at line 330 of file gic_v3_its.cc.

References cmdDispatcher.

Referenced by readCommand().

◆ deviceOutOfRange()

bool ItsCommand::deviceOutOfRange ( CommandEntry & command ) const

inlineprotected

Definition at line 520 of file gic_v3_its.hh.

References ItsCommand::CommandEntry::deviceId.

Referenced by clear(), discard(), doInt(), inv(), mapd(), mapi(), mapti(), and movi().

◆ discard()

void ItsCommand::discard	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 423 of file gic_v3_its.cc.

References ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), ItsCommand::CommandEntry::eventId, Gicv3Its::getRedistributor(), idOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, ItsProcess::readDeviceTable(), ItsProcess::readIrqCollectionTable(), ItsProcess::readIrqTranslationTable(), Gicv3Redistributor::setClrLPI(), ItsProcess::terminate(), and ItsProcess::writeIrqTranslationTable().

Referenced by ItsTranslation::translateLPI().

◆ doInt()

void ItsCommand::doInt	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 462 of file gic_v3_its.cc.

References ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), ItsCommand::CommandEntry::eventId, Gicv3Its::getRedistributor(), idOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, ItsProcess::readDeviceTable(), ItsProcess::readIrqCollectionTable(), ItsProcess::readIrqTranslationTable(), Gicv3Redistributor::setClrLPI(), and ItsProcess::terminate().

Referenced by ItsTranslation::translateLPI().

◆ idOutOfRange()

bool ItsCommand::idOutOfRange	(	CommandEntry &	command,
		DTE	dte
	)		const

inlineprotected

Definition at line 515 of file gic_v3_its.hh.

References ItsCommand::CommandEntry::eventId.

Referenced by clear(), discard(), doInt(), inv(), mapi(), mapti(), and movi().

◆ inv()

void ItsCommand::inv	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 497 of file gic_v3_its.cc.

References ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), ItsCommand::CommandEntry::eventId, idOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, ItsProcess::readDeviceTable(), ItsProcess::readIrqCollectionTable(), ItsProcess::readIrqTranslationTable(), and ItsProcess::terminate().

Referenced by ItsTranslation::translateLPI().

◆ invall()

void ItsCommand::invall	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 531 of file gic_v3_its.cc.

References bits(), collectionOutOfRange(), Gicv3Its::icid, Gicv3Its::incrementReadPointer(), ItsProcess::its, ItsCommand::CommandEntry::raw, ItsProcess::readIrqCollectionTable(), and ItsProcess::terminate().

Referenced by ItsTranslation::translateLPI().

◆ main()

void ItsCommand::main ( Yield & yield )

overrideprotectedvirtual

Implements ItsProcess.

Definition at line 337 of file gic_v3_its.cc.

References ArmISA::a, ItsAction::delay, Gicv3Its::gitsCreadr, Gicv3Its::gitsCwriter, Gicv3Its::incrementReadPointer(), INITIAL_NOP, ItsProcess::its, ItsAction::pkt, processCommand(), readCommand(), ItsProcess::terminate(), and ItsAction::type.

◆ mapc()

void ItsCommand::mapc	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 551 of file gic_v3_its.cc.

References bits(), collectionOutOfRange(), Gicv3Its::icid, Gicv3Its::incrementReadPointer(), ItsProcess::its, ItsCommand::CommandEntry::raw, ItsProcess::terminate(), and ItsProcess::writeIrqCollectionTable().

Referenced by ItsTranslation::translateLPI().

◆ mapd()

void ItsCommand::mapd	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 568 of file gic_v3_its.cc.

References bits(), ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, mbits(), ItsCommand::CommandEntry::raw, sizeOutOfRange(), ItsProcess::terminate(), and ItsProcess::writeDeviceTable().

Referenced by ItsTranslation::translateLPI().

◆ mapi()

void ItsCommand::mapi	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 584 of file gic_v3_its.cc.

References bits(), collectionOutOfRange(), ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), ItsCommand::CommandEntry::eventId, idOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, Gicv3Its::lpiOutOfRange(), ItsCommand::CommandEntry::raw, ItsProcess::readDeviceTable(), ItsProcess::readIrqTranslationTable(), ItsProcess::terminate(), and ItsProcess::writeIrqTranslationTable().

Referenced by ItsTranslation::translateLPI().

◆ mapti()

void ItsCommand::mapti	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 618 of file gic_v3_its.cc.

References bits(), collectionOutOfRange(), ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), ItsCommand::CommandEntry::eventId, idOutOfRange(), Gicv3Its::incrementReadPointer(), ItsProcess::its, Gicv3Its::lpiOutOfRange(), ItsCommand::CommandEntry::raw, ItsProcess::readDeviceTable(), ItsProcess::readIrqTranslationTable(), ItsProcess::terminate(), and ItsProcess::writeIrqTranslationTable().

Referenced by ItsTranslation::translateLPI().

◆ movall()

void ItsCommand::movall	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 654 of file gic_v3_its.cc.

References bits(), Gicv3Its::getRedistributor(), ItsProcess::its, Gicv3Its::moveAllPendingState(), and ItsCommand::CommandEntry::raw.

Referenced by ItsTranslation::translateLPI().

◆ movi()

void ItsCommand::movi	(	Yield &	yield,
		CommandEntry &	command
	)

protected

◆ processCommand()

void ItsCommand::processCommand	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 375 of file gic_v3_its.cc.

References cmdDispatcher, panic, and ItsCommand::CommandEntry::type.

Referenced by main().

◆ readCommand()

void ItsCommand::readCommand	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 360 of file gic_v3_its.cc.

References commandName(), ItsProcess::doRead(), DPRINTF, Gicv3Its::gitsCbaser, Gicv3Its::gitsCreadr, ItsProcess::its, ItsCommand::CommandEntry::raw, and ItsCommand::CommandEntry::type.

Referenced by main().

◆ sizeOutOfRange()

bool ItsCommand::sizeOutOfRange ( CommandEntry & command ) const

inlineprotected

Definition at line 525 of file gic_v3_its.hh.

References bits(), and ItsCommand::CommandEntry::raw.

Referenced by mapd().

◆ sync()

void ItsCommand::sync	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 729 of file gic_v3_its.cc.

References warn.

Referenced by ItsTranslation::translateLPI().

◆ vinvall()

void ItsCommand::vinvall	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 735 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

◆ vmapi()

void ItsCommand::vmapi	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 741 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

◆ vmapp()

void ItsCommand::vmapp	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 747 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

◆ vmapti()

void ItsCommand::vmapti	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 753 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

◆ vmovi()

void ItsCommand::vmovi	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 759 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

◆ vmovp()

void ItsCommand::vmovp	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 765 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

◆ vsync()

void ItsCommand::vsync	(	Yield &	yield,
		CommandEntry &	command
	)

protected

Definition at line 771 of file gic_v3_its.cc.

References panic.

Referenced by ItsTranslation::translateLPI().

Member Data Documentation

◆ cmdDispatcher

ItsCommand::DispatchTable ItsCommand::cmdDispatcher

staticprotected

Initial value:

=
{
    COMMAND(CLEAR, &ItsCommand::clear),
    COMMAND(DISCARD, &ItsCommand::discard),
    COMMAND(INT, &ItsCommand::doInt),
    COMMAND(INV, &ItsCommand::inv),
    COMMAND(INVALL, &ItsCommand::invall),
    COMMAND(MAPC, &ItsCommand::mapc),
    COMMAND(MAPD, &ItsCommand::mapd),
    COMMAND(MAPI, &ItsCommand::mapi),
    COMMAND(MAPTI, &ItsCommand::mapti),
    COMMAND(MOVALL, &ItsCommand::movall),
    COMMAND(MOVI, &ItsCommand::movi),
    COMMAND(SYNC, &ItsCommand::sync),
    COMMAND(VINVALL, &ItsCommand::vinvall),
    COMMAND(VMAPI, &ItsCommand::vmapi),
    COMMAND(VMAPP, &ItsCommand::vmapp),
    COMMAND(VMAPTI, &ItsCommand::vmapti),
    COMMAND(VMOVI, &ItsCommand::vmovi),
    COMMAND(VMOVP, &ItsCommand::vmovp),
    COMMAND(VSYNC, &ItsCommand::vsync),
}

Definition at line 484 of file gic_v3_its.hh.

Referenced by commandName(), processCommand(), and ItsTranslation::translateLPI().

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

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

Classes

Public Types

Public Member Functions

Protected Types

Protected Member Functions

Static Protected Member Functions

Static Protected Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ DispatchTable

Member Enumeration Documentation

◆ CommandType

Constructor & Destructor Documentation

◆ ItsCommand()

◆ ~ItsCommand()

Member Function Documentation

◆ clear()

◆ collectionOutOfRange()

◆ commandName()

◆ deviceOutOfRange()

◆ discard()

◆ doInt()

◆ idOutOfRange()

◆ inv()

◆ invall()

◆ main()

◆ mapc()

◆ mapd()

◆ mapi()

◆ mapti()

◆ movall()

◆ movi()

◆ processCommand()

◆ readCommand()

◆ sizeOutOfRange()

◆ sync()

◆ vinvall()

◆ vmapi()

◆ vmapp()

◆ vmapti()

◆ vmovi()

◆ vmovp()

◆ vsync()

Member Data Documentation

◆ cmdDispatcher