100 lines
2.2 KiB
C
100 lines
2.2 KiB
C
/******************************************************************************
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*
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* t y p e s . h
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*
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* EtherCAT slave types.
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*
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* $Id$
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*
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*****************************************************************************/
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#ifndef _EC_TYPES_H_
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#define _EC_TYPES_H_
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#include <linux/types.h>
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#include "../include/ecrt.h"
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/*****************************************************************************/
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#define EC_MAX_FIELDS 10
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#define EC_MAX_SYNC 16
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/*****************************************************************************/
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/**
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Special slaves.
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*/
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typedef enum
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{
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EC_TYPE_NORMAL, /**< no special slave */
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EC_TYPE_BUS_COUPLER, /**< slave is a bus coupler */
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EC_TYPE_EOE /**< slave is an EoE switch */
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}
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ec_special_type_t;
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/*****************************************************************************/
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/**
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Process data field.
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*/
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typedef struct
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{
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const char *name; /**< field name */
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size_t size; /**< field size in bytes */
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}
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ec_field_t;
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/*****************************************************************************/
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/**
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Sync-Manager.
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*/
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typedef struct
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{
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uint16_t physical_start_address; /**< physical start address */
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uint16_t size; /**< size in bytes */
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uint8_t control_byte; /**< control register value */
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const ec_field_t *fields[EC_MAX_FIELDS]; /**< field array */
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}
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ec_sync_t;
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/*****************************************************************************/
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/**
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Slave description type.
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*/
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typedef struct ec_slave_type
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{
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const char *vendor_name; /**< vendor name*/
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const char *product_name; /**< product name */
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const char *description; /**< free description */
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ec_special_type_t special; /**< special slave type? */
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const ec_sync_t *sync_managers[EC_MAX_SYNC]; /**< sync managers */
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}
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ec_slave_type_t;
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/*****************************************************************************/
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/**
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Slave type identification.
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*/
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typedef struct
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{
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uint32_t vendor_id; /**< vendor id */
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uint32_t product_code; /**< product code */
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const ec_slave_type_t *type; /**< associated slave description object */
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}
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ec_slave_ident_t;
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extern ec_slave_ident_t slave_idents[]; /**< array with slave descriptions */
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/*****************************************************************************/
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#endif
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