gem5::DmaPort::DmaReqState Struct Reference

Inheritance diagram for gem5::DmaPort::DmaReqState:

Public Member Functions
	DmaReqState (Packet::Command _cmd, Addr addr, Addr chunk_sz, Addr tb, uint8_t *_data, Request::Flags _flags, RequestorID _id, std::optional< uint32_t > _sid, std::optional< uint32_t > _ssid, Event *ce, Tick _delay, Event *ae=nullptr)
PacketPtr	createPacket ()
Public Member Functions inherited from gem5::Packet::SenderState
	SenderState ()
virtual	~SenderState ()

Public Attributes
Event *	completionEvent
	Event to call on the device when this transaction (all packets) complete.
Event *	abortEvent
	Event to call on the device when this transaction is aborted.
bool	aborted = false
	Whether this request was aborted.
const Addr	totBytes
	Total number of bytes that this transaction involves.
Addr	numBytes = 0
	Number of bytes that have been acked for this transaction.
const Tick	delay
	Amount to delay completion of dma by.
ChunkGenerator	gen
	Object to track what chunks of bytes to send at a time.
uint8_t *const	data = nullptr
	Pointer to a buffer for the data.
const Request::Flags	flags
	The flags to use for requests.
const RequestorID	id
	The requestor ID to use for requests.
const std::optional< uint32_t >	sid
	Stream IDs.
const std::optional< uint32_t >	ssid
const Packet::Command	cmd
	Command for the request.
Public Attributes inherited from gem5::Packet::SenderState
SenderState *	predecessor

Detailed Description

Definition at line 83 of file dma_device.hh.

Constructor & Destructor Documentation

DmaReqState()

gem5::DmaPort::DmaReqState::DmaReqState ( Packet::Command _cmd, Addr addr, Addr chunk_sz, Addr tb, uint8_t * _data, Request::Flags _flags, RequestorID _id, std::optional< uint32_t > _sid, std::optional< uint32_t > _ssid, Event * ce, Tick _delay, Event * ae = nullptr )

inline

Definition at line 123 of file dma_device.hh.

References abortEvent, gem5::X86ISA::addr, gem5::MipsISA::ce, cmd, completionEvent, data, delay, flags, gen, id, sid, ssid, gem5::MipsISA::tb, and totBytes.

Member Function Documentation

createPacket()

PacketPtr gem5::DmaPort::DmaReqState::createPacket

(

)

Definition at line 129 of file dma_device.cc.

References cmd, createPacket(), data, gem5::Packet::dataStatic(), gem5::context_switch_task_id::DMA, flags, gen, gem5::Packet::senderState, sid, and ssid.

Referenced by createPacket(), gem5::DmaPort::sendAtomicBdReq(), gem5::DmaPort::sendAtomicReq(), and gem5::DmaPort::trySendTimingReq().

Member Data Documentation

aborted

bool gem5::DmaPort::DmaReqState::aborted = false

Whether this request was aborted.

Definition at line 93 of file dma_device.hh.

Referenced by gem5::DmaPort::abortPending().

abortEvent

Event* gem5::DmaPort::DmaReqState::abortEvent

Event to call on the device when this transaction is aborted.

Definition at line 90 of file dma_device.hh.

Referenced by gem5::DmaPort::abortPending(), and DmaReqState().

cmd

const Packet::Command gem5::DmaPort::DmaReqState::cmd

Command for the request.

Definition at line 121 of file dma_device.hh.

Referenced by createPacket(), DmaReqState(), and gem5::DmaPort::sendAtomicBdReq().

completionEvent

Event* gem5::DmaPort::DmaReqState::completionEvent

Event to call on the device when this transaction (all packets) complete.

Definition at line 87 of file dma_device.hh.

Referenced by DmaReqState(), and gem5::DmaPort::handleResp().

data

uint8_t* const gem5::DmaPort::DmaReqState::data = nullptr

Pointer to a buffer for the data.

Definition at line 108 of file dma_device.hh.

Referenced by createPacket(), DmaReqState(), and gem5::DmaPort::sendAtomicBdReq().

delay

const Tick gem5::DmaPort::DmaReqState::delay

Amount to delay completion of dma by.

Definition at line 102 of file dma_device.hh.

Referenced by DmaReqState(), and gem5::DmaPort::handleResp().

flags

const Request::Flags gem5::DmaPort::DmaReqState::flags

The flags to use for requests.

Definition at line 111 of file dma_device.hh.

Referenced by createPacket(), and DmaReqState().

gen

ChunkGenerator gem5::DmaPort::DmaReqState::gen

Object to track what chunks of bytes to send at a time.

Definition at line 105 of file dma_device.hh.

Referenced by gem5::DmaPort::abortPending(), createPacket(), DmaReqState(), gem5::DmaPort::sendAtomicBdReq(), gem5::DmaPort::sendAtomicReq(), gem5::DmaPort::sendDma(), and gem5::DmaPort::trySendTimingReq().

id

const RequestorID gem5::DmaPort::DmaReqState::id

The requestor ID to use for requests.

Definition at line 114 of file dma_device.hh.

Referenced by DmaReqState().

numBytes

Addr gem5::DmaPort::DmaReqState::numBytes = 0

Number of bytes that have been acked for this transaction.

Definition at line 99 of file dma_device.hh.

Referenced by gem5::DmaPort::abortPending().

sid

const std::optional<uint32_t> gem5::DmaPort::DmaReqState::sid

Stream IDs.

Definition at line 117 of file dma_device.hh.

Referenced by createPacket(), and DmaReqState().

ssid

const std::optional<uint32_t> gem5::DmaPort::DmaReqState::ssid

Definition at line 118 of file dma_device.hh.

Referenced by createPacket(), and DmaReqState().

totBytes

const Addr gem5::DmaPort::DmaReqState::totBytes

Total number of bytes that this transaction involves.

Definition at line 96 of file dma_device.hh.

Referenced by DmaReqState(), and gem5::DmaPort::sendAtomicBdReq().

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

• dev/dma_device.hh
• dev/dma_device.cc