EtherCAT datagram. More...

#include <datagram.h>

Data Fields
struct list_head	queue
	Master datagram queue item, protected by user-supplied mutex.
struct list_head	ext_queue
	External datagram queue item, protected by ext_queue_sem.
struct list_head	sent
	Master list item for sent datagrams.
ec_device_index_t	device_index
	Device via which the datagram shall be / was sent.
ec_datagram_type_t	type
	Datagram type (APRD, BWR, etc.).
uint8_t	address [EC_ADDR_LEN]
	Recipient address.
uint8_t *	data
	Datagram payload.
ec_origin_t	data_origin
	Origin of the data memory.
size_t	mem_size
	Datagram data memory size.
size_t	data_size
	Size of the data in data.
uint8_t	index
	Index (set by master).
uint16_t	working_counter
	Working counter.
ec_datagram_state_t	state
	State.
unsigned long	jiffies_sent
	Jiffies, when the datagram was sent.
unsigned long	jiffies_received
	Jiffies, when the datagram was received.
unsigned int	skip_count
	Number of requeues when not yet received.
unsigned long	stats_output_jiffies
	Last statistics output.
char	name [EC_DATAGRAM_NAME_SIZE]
	Description of the datagram.

Detailed Description

EtherCAT datagram.

Definition at line 79 of file datagram.h.

Field Documentation

◆ queue

struct list_head ec_datagram_t::queue

Master datagram queue item, protected by user-supplied mutex.

Definition at line 80 of file datagram.h.

◆ ext_queue

struct list_head ec_datagram_t::ext_queue

External datagram queue item, protected by ext_queue_sem.

Definition at line 82 of file datagram.h.

◆ sent

struct list_head ec_datagram_t::sent

Master list item for sent datagrams.

Definition at line 83 of file datagram.h.

◆ device_index

ec_device_index_t ec_datagram_t::device_index

Device via which the datagram shall be / was sent.

Definition at line 84 of file datagram.h.

◆ type

ec_datagram_type_t ec_datagram_t::type

Datagram type (APRD, BWR, etc.).

Definition at line 86 of file datagram.h.

◆ address

uint8_t ec_datagram_t::address[EC_ADDR_LEN]

Recipient address.

Definition at line 87 of file datagram.h.

◆ data

uint8_t* ec_datagram_t::data

Datagram payload.

Definition at line 88 of file datagram.h.

◆ data_origin

ec_origin_t ec_datagram_t::data_origin

Origin of the data memory.

Definition at line 89 of file datagram.h.

◆ mem_size

size_t ec_datagram_t::mem_size

Datagram data memory size.

Definition at line 90 of file datagram.h.

◆ data_size

size_t ec_datagram_t::data_size

Size of the data in data.

Definition at line 91 of file datagram.h.

◆ index

uint8_t ec_datagram_t::index

Index (set by master).

Definition at line 92 of file datagram.h.

◆ working_counter

uint16_t ec_datagram_t::working_counter

Working counter.

Definition at line 93 of file datagram.h.

◆ state

ec_datagram_state_t ec_datagram_t::state

State.

Definition at line 94 of file datagram.h.

◆ jiffies_sent

unsigned long ec_datagram_t::jiffies_sent

Jiffies, when the datagram was sent.

Definition at line 98 of file datagram.h.

◆ jiffies_received

unsigned long ec_datagram_t::jiffies_received

Jiffies, when the datagram was received.

Definition at line 102 of file datagram.h.

◆ skip_count

unsigned int ec_datagram_t::skip_count

Number of requeues when not yet received.

Definition at line 104 of file datagram.h.

◆ stats_output_jiffies

unsigned long ec_datagram_t::stats_output_jiffies

Last statistics output.

Definition at line 105 of file datagram.h.

◆ name

char ec_datagram_t::name[EC_DATAGRAM_NAME_SIZE]

Description of the datagram.

Definition at line 106 of file datagram.h.

Data Fields