ec_fsm_master Struct Reference

Finite state machine of an EtherCAT master. More...

Data Fields
ec_master_t *	master
	master the FSM runs on
ec_datagram_t *	datagram
	datagram used in the state machine
unsigned int	retries
	retries on datagram timeout.
void(*	state )(ec_fsm_master_t *)
	master state function
ec_device_index_t	dev_idx
	Current device index (for scanning etc.
int	idle
	state machine is in idle phase
unsigned long	scan_jiffies
	beginning of slave scanning
uint8_t	link_state [EC_MAX_NUM_DEVICES]
	Last link state for every device.
unsigned int	slaves_responding [EC_MAX_NUM_DEVICES]
	Number of responding slaves for every device.
unsigned int	rescan_required
	A bus rescan is required.
ec_slave_state_t	slave_states [EC_MAX_NUM_DEVICES]
	AL states of responding slaves for every device.
ec_slave_t *	slave
	current slave
ec_sii_write_request_t *	sii_request
	SII write request.
off_t	sii_index
	index to SII write request data
ec_sdo_request_t *	sdo_request
	SDO request to process.
ec_fsm_coe_t	fsm_coe
	CoE state machine.
ec_fsm_soe_t	fsm_soe
	SoE state machine.
ec_fsm_pdo_t	fsm_pdo
	PDO configuration state machine.
ec_fsm_change_t	fsm_change
	State change state machine.
ec_fsm_slave_config_t	fsm_slave_config
	slave state machine
ec_fsm_slave_scan_t	fsm_slave_scan
	slave state machine
ec_fsm_sii_t	fsm_sii
	SII state machine.

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Detailed Description

Finite state machine of an EtherCAT master.

Definition at line 68 of file fsm_master.h.

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Field Documentation

unsigned int ec_fsm_master::retries

retries on datagram timeout.

Definition at line 71 of file fsm_master.h.

ec_device_index_t ec_fsm_master::dev_idx

Current device index (for scanning etc.

).

Definition at line 74 of file fsm_master.h.

uint8_t ec_fsm_master::link_state[EC_MAX_NUM_DEVICES]

Last link state for every device.

Definition at line 78 of file fsm_master.h.

unsigned int ec_fsm_master::slaves_responding[EC_MAX_NUM_DEVICES]

Number of responding slaves for every device.

Definition at line 80 of file fsm_master.h.

unsigned int ec_fsm_master::rescan_required

A bus rescan is required.

Definition at line 83 of file fsm_master.h.

ec_slave_state_t ec_fsm_master::slave_states[EC_MAX_NUM_DEVICES]

AL states of responding slaves for every device.

Definition at line 84 of file fsm_master.h.

ec_sdo_request_t* ec_fsm_master::sdo_request

SDO request to process.

Definition at line 90 of file fsm_master.h.

ec_fsm_pdo_t ec_fsm_master::fsm_pdo

PDO configuration state machine.

Definition at line 94 of file fsm_master.h.