gem5::scmi::AgentChannel Class Reference

This is a Agent to Platform channel (The agent is the initiator) More...

#include <scmi_platform.hh>

Inheritance diagram for gem5::scmi::AgentChannel:

Public Member Functions
	AgentChannel (const ScmiChannelParams &p)
void	initiateRead ()
void	readStatus ()
void	readLength ()
void	readMessage ()
void	handleMessage ()
Public Member Functions inherited from gem5::scmi::VirtualChannel
	VirtualChannel (const ScmiChannelParams &p)
void	setPlatform (Platform *_platform)
	Set a pointer to the SCMI platform.
Public Member Functions inherited from gem5::SimObject
const Params &	params () const
	SimObject (const Params &p)
virtual	~SimObject ()
virtual void	init ()
	init() is called after all C++ SimObjects have been created and all ports are connected.
virtual void	loadState (CheckpointIn &cp)
	loadState() is called on each SimObject when restoring from a checkpoint.
virtual void	initState ()
	initState() is called on each SimObject when not restoring from a checkpoint.
virtual void	regProbePoints ()
	Register probe points for this object.
virtual void	regProbeListeners ()
	Register probe listeners for this object.
ProbeManager *	getProbeManager ()
	Get the probe manager for this object.
virtual Port &	getPort (const std::string &if_name, PortID idx=InvalidPortID)
	Get a port with a given name and index.
virtual void	startup ()
	startup() is the final initialization call before simulation.
DrainState	drain () override
	Provide a default implementation of the drain interface for objects that don't need draining.
virtual void	memWriteback ()
	Write back dirty buffers to memory using functional writes.
virtual void	memInvalidate ()
	Invalidate the contents of memory buffers.
void	serialize (CheckpointOut &cp) const override
	Serialize an object.
void	unserialize (CheckpointIn &cp) override
	Unserialize an object.
Public Member Functions inherited from gem5::EventManager
EventQueue *	eventQueue () const
void	schedule (Event &event, Tick when)
void	deschedule (Event &event)
void	reschedule (Event &event, Tick when, bool always=false)
void	schedule (Event *event, Tick when)
void	deschedule (Event *event)
void	reschedule (Event *event, Tick when, bool always=false)
void	wakeupEventQueue (Tick when=(Tick) -1)
	This function is not needed by the usual gem5 event loop but may be necessary in derived EventQueues which host gem5 on other schedulers.
void	setCurTick (Tick newVal)
	EventManager (EventManager &em)
	Event manger manages events in the event queue.
	EventManager (EventManager *em)
	EventManager (EventQueue *eq)
Public Member Functions inherited from gem5::Serializable
	Serializable ()
virtual	~Serializable ()
void	serializeSection (CheckpointOut &cp, const char *name) const
	Serialize an object into a new section.
void	serializeSection (CheckpointOut &cp, const std::string &name) const
void	unserializeSection (CheckpointIn &cp, const char *name)
	Unserialize an a child object.
void	unserializeSection (CheckpointIn &cp, const std::string &name)
Public Member Functions inherited from gem5::Drainable
DrainState	drainState () const
	Return the current drain state of an object.
virtual void	notifyFork ()
	Notify a child process of a fork.
Public Member Functions inherited from gem5::statistics::Group
	Group (Group *parent, const char *name=nullptr)
	Construct a new statistics group.
virtual	~Group ()
virtual void	regStats ()
	Callback to set stat parameters.
virtual void	resetStats ()
	Callback to reset stats.
virtual void	preDumpStats ()
	Callback before stats are dumped.
void	addStat (statistics::Info *info)
	Register a stat with this group.
const std::map< std::string, Group * > &	getStatGroups () const
	Get all child groups associated with this object.
const std::vector< Info * > &	getStats () const
	Get all stats associated with this object.
void	addStatGroup (const char *name, Group *block)
	Add a stat block as a child of this block.
const Info *	resolveStat (std::string name) const
	Resolve a stat by its name within this group.
void	mergeStatGroup (Group *block)
	Merge the contents (stats & children) of a block to this block.
	Group ()=delete
	Group (const Group &)=delete
Group &	operator= (const Group &)=delete
Public Member Functions inherited from gem5::Named
	Named (const std::string &name_)
virtual	~Named ()=default
virtual std::string	name () const

Public Attributes
EventFunctionWrapper	readLengthEvent
EventFunctionWrapper	readMessageEvent
EventFunctionWrapper	handleMessageEvent
Public Attributes inherited from gem5::scmi::VirtualChannel
Message	msgBuffer
bool	pendingMessage
const AddrRange	shmem
const uint32_t	physID
const uint32_t	virtID
DmaPort *	dmaPort
Doorbell *	doorbell
Platform *	platform

Additional Inherited Members
Public Types inherited from gem5::SimObject
typedef SimObjectParams	Params
Static Public Member Functions inherited from gem5::SimObject
static void	serializeAll (const std::string &cpt_dir)
	Create a checkpoint by serializing all SimObjects in the system.
static SimObject *	find (const char *name)
	Find the SimObject with the given name and return a pointer to it.
static void	setSimObjectResolver (SimObjectResolver *resolver)
	There is a single object name resolver, and it is only set when simulation is restoring from checkpoints.
static SimObjectResolver *	getSimObjectResolver ()
	There is a single object name resolver, and it is only set when simulation is restoring from checkpoints.
Static Public Member Functions inherited from gem5::Serializable
static const std::string &	currentSection ()
	Gets the fully-qualified name of the active section.
static void	generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream)
	Generate a checkpoint file so that the serialization can be routed to it.
Protected Member Functions inherited from gem5::Drainable
	Drainable ()
virtual	~Drainable ()
virtual void	drainResume ()
	Resume execution after a successful drain.
void	signalDrainDone () const
	Signal that an object is drained.
Protected Attributes inherited from gem5::SimObject
const SimObjectParams &	_params
	Cached copy of the object parameters.
Protected Attributes inherited from gem5::EventManager
EventQueue *	eventq
	A pointer to this object's event queue.

Detailed Description

This is a Agent to Platform channel (The agent is the initiator)

Definition at line 207 of file scmi_platform.hh.

Constructor & Destructor Documentation

AgentChannel()

gem5::AgentChannel::AgentChannel

(

const ScmiChannelParams &

p

)

Definition at line 51 of file scmi_platform.cc.

References readLength().

Member Function Documentation

handleMessage()

void gem5::AgentChannel::handleMessage

(

)

Definition at line 123 of file scmi_platform.cc.

References DPRINTF, gem5::scmi::Platform::handleMessage(), gem5::scmi::Message::header, gem5::scmi::VirtualChannel::msgBuffer, gem5::scmi::VirtualChannel::platform, and gem5::scmi::VirtualChannel::virtID.

initiateRead()

void gem5::AgentChannel::initiateRead

(

)

Definition at line 59 of file scmi_platform.cc.

References DPRINTF, gem5::scmi::VirtualChannel::msgBuffer, gem5::scmi::VirtualChannel::pendingMessage, and readStatus().

readLength()

void gem5::AgentChannel::readLength

(

)

Definition at line 85 of file scmi_platform.cc.

References gem5::scmi::Message::channelStatus, gem5::DmaPort::dmaAction(), gem5::scmi::VirtualChannel::dmaPort, DPRINTF, gem5::scmi::Message::length, gem5::scmi::VirtualChannel::msgBuffer, gem5::ArmISA::offset, gem5::scmi::VirtualChannel::pendingMessage, readMessageEvent, gem5::MemCmd::ReadReq, gem5::scmi::VirtualChannel::shmem, gem5::AddrRange::start(), gem5::Request::UNCACHEABLE, and gem5::scmi::VirtualChannel::virtID.

Referenced by AgentChannel().

readMessage()

void gem5::AgentChannel::readMessage

(

)

Definition at line 108 of file scmi_platform.cc.

References gem5::DmaPort::dmaAction(), gem5::scmi::VirtualChannel::dmaPort, DPRINTF, handleMessageEvent, gem5::scmi::Message::header, header, gem5::scmi::Message::length, gem5::scmi::VirtualChannel::msgBuffer, gem5::ArmISA::offset, gem5::MemCmd::ReadReq, gem5::scmi::VirtualChannel::shmem, gem5::AddrRange::start(), gem5::Request::UNCACHEABLE, and gem5::scmi::VirtualChannel::virtID.

readStatus()

void gem5::AgentChannel::readStatus

(

)

Definition at line 71 of file scmi_platform.cc.

References gem5::scmi::Message::channelStatus, gem5::DmaPort::dmaAction(), gem5::scmi::VirtualChannel::dmaPort, gem5::scmi::VirtualChannel::msgBuffer, gem5::ArmISA::offset, readLengthEvent, gem5::MemCmd::ReadReq, gem5::scmi::VirtualChannel::shmem, gem5::AddrRange::start(), and gem5::Request::UNCACHEABLE.

Referenced by initiateRead().

Member Data Documentation

handleMessageEvent

EventFunctionWrapper gem5::scmi::AgentChannel::handleMessageEvent

Definition at line 221 of file scmi_platform.hh.

Referenced by readMessage().

readLengthEvent

EventFunctionWrapper gem5::scmi::AgentChannel::readLengthEvent

Definition at line 219 of file scmi_platform.hh.

Referenced by readStatus().

readMessageEvent

EventFunctionWrapper gem5::scmi::AgentChannel::readMessageEvent

Definition at line 220 of file scmi_platform.hh.

Referenced by readLength().

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

• dev/arm/css/scmi_platform.hh
• dev/arm/css/scmi_platform.cc