Manages slaves, domains and IO.
Definition at line 93 of file master.h.
Data Fields | |
| list_head | list |
| list item for module's master list | |
| atomic_t | available |
| zero, if the master is reserved for RT | |
| unsigned int | index |
| master index | |
| kobject | kobj |
| kobject | |
| ec_device_t * | device |
| EtherCAT device. | |
| semaphore | device_sem |
| device semaphore | |
| ec_fsm_t | fsm |
| master state machine | |
| ec_master_mode_t | mode |
| master mode | |
| list_head | slaves |
| list of slaves on the bus | |
| unsigned int | slave_count |
| number of slaves on the bus | |
| list_head | datagram_queue |
| datagram queue | |
| uint8_t | datagram_index |
| current datagram index | |
| list_head | domains |
| list of domains | |
| int | debug_level |
| master debug level | |
| ec_stats_t | stats |
| cyclic statistics | |
| workqueue_struct * | workqueue |
| master workqueue | |
| work_struct | idle_work |
| free run work object | |
| uint32_t | idle_cycle_times [HZ] |
| Idle cycle times ring. | |
| unsigned int | idle_cycle_time_pos |
| time ring buffer position | |
| timer_list | eoe_timer |
| EoE timer object. | |
| uint32_t | eoe_cycle_times [HZ] |
| EoE cycle times ring. | |
| unsigned int | eoe_cycle_time_pos |
| time ring buffer position | |
| unsigned int | eoe_running |
| non-zero, if EoE processing is active. | |
| unsigned int | eoe_checked |
| non-zero, if EoE processing is not necessary. | |
| list_head | eoe_handlers |
| Ethernet-over-EtherCAT handlers. | |
| spinlock_t | internal_lock |
| spinlock used in idle mode | |
| int(* | request_cb )(void *) |
| lock request callback | |
| void(* | release_cb )(void *) |
| lock release callback | |
| void * | cb_data |
| data parameter of locking callbacks | |
| uint8_t | eeprom_write_enable |
| allow write operations to EEPROMs | |
| ec_sdo_request_t * | sdo_request |
| pointer to the current SDO request | |
| unsigned int | sdo_seq_user |
| sequence number for user space | |
| unsigned int | sdo_seq_master |
| sequence number for master | |
| semaphore | sdo_sem |
| SDO semaphore. | |
| timer_list | sdo_timer |
| timer for polling sdo processing | |
| completion | sdo_complete |
| SDO request completion object. | |
1.4.4