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

#include <gic_v3_its.hh>

Inheritance diagram for gem5::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 gem5::ItsProcess
using	DTE = Gicv3Its::DTE
using	ITTE = Gicv3Its::ITTE
using	CTE = Gicv3Its::CTE
using	Coroutine = gem5::Coroutine<PacketPtr, ItsAction>
using	Yield = Coroutine::CallerType

Public Member Functions
	ItsCommand (Gicv3Its &_its)
	~ItsCommand ()
Public Member Functions inherited from gem5::ItsProcess
	ItsProcess (Gicv3Its &_its)
virtual	~ItsProcess ()
const std::string	name () const
	Returns the Gicv3Its name.
ItsAction	run (PacketPtr pkt)
Public Member Functions inherited from gem5::Packet::SenderState
	SenderState ()
virtual	~SenderState ()

Protected Types
using	DispatchTable

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 gem5::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 gem5::Packet::SenderState
SenderState *	predecessor
Protected Attributes inherited from gem5::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 429 of file gic_v3_its.hh.

Member Typedef Documentation

◆ DispatchTable

using gem5::ItsCommand::DispatchTable

protected

Initial value:

std::unordered_map<

std::underlying_type<enum CommandType>::type, DispatchEntry>

gem5::ItsCommand::DispatchEntry

Dispatch entry is a metadata struct which contains information about the command (like the name) and ...

Definition gic_v3_its.hh:479

Definition at line 490 of file gic_v3_its.hh.

Member Enumeration Documentation

◆ CommandType

enum gem5::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 446 of file gic_v3_its.hh.

Constructor & Destructor Documentation

◆ ItsCommand()

gem5::ItsCommand::ItsCommand ( Gicv3Its & _its )

Definition at line 319 of file gic_v3_its.cc.

References gem5::ItsProcess::its, gem5::ItsProcess::ItsProcess(), and gem5::ItsProcess::reinit().

◆ ~ItsCommand()

gem5::ItsCommand::~ItsCommand ( )

Definition at line 328 of file gic_v3_its.cc.

References gem5::ItsProcess::its.

Member Function Documentation

◆ clear()

void gem5::ItsCommand::clear	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 395 of file gic_v3_its.cc.

References gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::ItsProcess::its, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqCollectionTable(), gem5::ItsProcess::readIrqTranslationTable(), and gem5::ItsProcess::terminate().

◆ collectionOutOfRange()

bool gem5::ItsCommand::collectionOutOfRange ( CommandEntry & command ) const

inlineprotected

Definition at line 544 of file gic_v3_its.hh.

References gem5::bits(), gem5::ItsProcess::its, and gem5::ItsCommand::CommandEntry::raw.

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

◆ commandName()

std::string gem5::ItsCommand::commandName ( uint32_t cmd )

staticprotected

Definition at line 337 of file gic_v3_its.cc.

References cmdDispatcher.

Referenced by readCommand().

◆ deviceOutOfRange()

bool gem5::ItsCommand::deviceOutOfRange ( CommandEntry & command ) const

inlineprotected

Definition at line 529 of file gic_v3_its.hh.

References gem5::ItsCommand::CommandEntry::deviceId, and gem5::ItsProcess::its.

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

◆ discard()

void gem5::ItsCommand::discard	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 430 of file gic_v3_its.cc.

References gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::ItsProcess::its, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqCollectionTable(), gem5::ItsProcess::readIrqTranslationTable(), gem5::ItsProcess::terminate(), and gem5::ItsProcess::writeIrqTranslationTable().

◆ doInt()

void gem5::ItsCommand::doInt	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 469 of file gic_v3_its.cc.

References gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::ItsProcess::its, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqCollectionTable(), gem5::ItsProcess::readIrqTranslationTable(), and gem5::ItsProcess::terminate().

◆ idOutOfRange()

bool gem5::ItsCommand::idOutOfRange	(	CommandEntry &	command,
		DTE	dte ) const

inlineprotected

Definition at line 524 of file gic_v3_its.hh.

References gem5::ItsCommand::CommandEntry::eventId, and gem5::ItsProcess::its.

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

◆ inv()

void gem5::ItsCommand::inv	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 504 of file gic_v3_its.cc.

References gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::ItsProcess::its, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqCollectionTable(), gem5::ItsProcess::readIrqTranslationTable(), and gem5::ItsProcess::terminate().

◆ invall()

void gem5::ItsCommand::invall	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 538 of file gic_v3_its.cc.

References gem5::bits(), collectionOutOfRange(), gem5::ItsProcess::its, gem5::ItsCommand::CommandEntry::raw, gem5::ItsProcess::readIrqCollectionTable(), and gem5::ItsProcess::terminate().

◆ main()

void gem5::ItsCommand::main ( Yield & yield )

overrideprotectedvirtual

Implements gem5::ItsProcess.

Definition at line 344 of file gic_v3_its.cc.

References gem5::ArmISA::a, gem5::INITIAL_NOP, gem5::ItsProcess::its, processCommand(), readCommand(), and gem5::ItsProcess::terminate().

◆ mapc()

void gem5::ItsCommand::mapc	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 558 of file gic_v3_its.cc.

References gem5::bits(), collectionOutOfRange(), gem5::ItsProcess::its, gem5::ItsCommand::CommandEntry::raw, gem5::ItsProcess::terminate(), and gem5::ItsProcess::writeIrqCollectionTable().

◆ mapd()

void gem5::ItsCommand::mapd	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 575 of file gic_v3_its.cc.

References gem5::bits(), gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsProcess::its, gem5::mbits(), gem5::ItsCommand::CommandEntry::raw, sizeOutOfRange(), gem5::ItsProcess::terminate(), and gem5::ItsProcess::writeDeviceTable().

◆ mapi()

void gem5::ItsCommand::mapi	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 591 of file gic_v3_its.cc.

References gem5::bits(), collectionOutOfRange(), gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::ItsProcess::its, gem5::ItsCommand::CommandEntry::raw, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqTranslationTable(), gem5::ItsProcess::terminate(), and gem5::ItsProcess::writeIrqTranslationTable().

◆ mapti()

void gem5::ItsCommand::mapti	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 625 of file gic_v3_its.cc.

References gem5::bits(), collectionOutOfRange(), gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::ItsProcess::its, gem5::ItsCommand::CommandEntry::raw, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqTranslationTable(), gem5::ItsProcess::terminate(), and gem5::ItsProcess::writeIrqTranslationTable().

◆ movall()

void gem5::ItsCommand::movall	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 661 of file gic_v3_its.cc.

References gem5::bits(), gem5::ItsProcess::its, and gem5::ItsCommand::CommandEntry::raw.

◆ movi()

void gem5::ItsCommand::movi	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 675 of file gic_v3_its.cc.

References gem5::bits(), collectionOutOfRange(), gem5::ItsCommand::CommandEntry::deviceId, deviceOutOfRange(), gem5::ItsCommand::CommandEntry::eventId, idOutOfRange(), gem5::Gicv3Redistributor::isPendingLPI(), gem5::ItsProcess::its, gem5::ItsCommand::CommandEntry::raw, gem5::ItsProcess::readDeviceTable(), gem5::ItsProcess::readIrqCollectionTable(), gem5::ItsProcess::readIrqTranslationTable(), gem5::Gicv3Redistributor::setClrLPI(), gem5::ItsProcess::terminate(), and gem5::ItsProcess::writeIrqTranslationTable().

◆ processCommand()

void gem5::ItsCommand::processCommand	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 382 of file gic_v3_its.cc.

References cmdDispatcher, panic, and gem5::ItsCommand::CommandEntry::type.

Referenced by main().

◆ readCommand()

void gem5::ItsCommand::readCommand	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 367 of file gic_v3_its.cc.

References commandName(), gem5::ItsProcess::doRead(), DPRINTF, gem5::ItsProcess::its, gem5::ItsCommand::CommandEntry::raw, and gem5::ItsCommand::CommandEntry::type.

Referenced by main().

◆ sizeOutOfRange()

bool gem5::ItsCommand::sizeOutOfRange ( CommandEntry & command ) const

inlineprotected

Definition at line 534 of file gic_v3_its.hh.

References gem5::bits(), gem5::ItsProcess::its, and gem5::ItsCommand::CommandEntry::raw.

Referenced by mapd().

◆ sync()

void gem5::ItsCommand::sync	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 736 of file gic_v3_its.cc.

References warn.

◆ vinvall()

void gem5::ItsCommand::vinvall	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 742 of file gic_v3_its.cc.

References panic.

◆ vmapi()

void gem5::ItsCommand::vmapi	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 748 of file gic_v3_its.cc.

References panic.

◆ vmapp()

void gem5::ItsCommand::vmapp	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 754 of file gic_v3_its.cc.

References panic.

◆ vmapti()

void gem5::ItsCommand::vmapti	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 760 of file gic_v3_its.cc.

References panic.

◆ vmovi()

void gem5::ItsCommand::vmovi	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 766 of file gic_v3_its.cc.

References panic.

◆ vmovp()

void gem5::ItsCommand::vmovp	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 772 of file gic_v3_its.cc.

References panic.

◆ vsync()

void gem5::ItsCommand::vsync	(	Yield &	yield,
		CommandEntry &	command )

protected

Definition at line 778 of file gic_v3_its.cc.

References panic.

Member Data Documentation

◆ cmdDispatcher

ItsCommand::DispatchTable gem5::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 493 of file gic_v3_its.hh.

Referenced by commandName(), and processCommand().

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