author | Florian Pose <fp@igh-essen.com> |
Wed, 02 Aug 2006 23:16:10 +0000 | |
changeset 324 | 9aa51cbdbfae |
parent 290 | 57a4201cbb0f |
permissions | -rw-r--r-- |
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/****************************************************************************** |
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* |
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* $Id$ |
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* |
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* Copyright (C) 2006 Florian Pose, Ingenieurgemeinschaft IgH |
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* |
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* This file is part of the IgH EtherCAT Master. |
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* |
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* The IgH EtherCAT Master is free software; you can redistribute it |
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* and/or modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 of the |
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* License, or (at your option) any later version. |
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* |
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* The IgH EtherCAT Master is distributed in the hope that it will be |
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with the IgH EtherCAT Master; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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* |
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* The right to use EtherCAT Technology is granted and comes free of |
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* charge under condition of compatibility of product made by |
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* Licensee. People intending to distribute/sell products based on the |
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* code, have to sign an agreement to guarantee that products using |
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* software based on IgH EtherCAT master stay compatible with the actual |
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* EtherCAT specification (which are released themselves as an open |
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* standard) as the (only) precondition to have the right to use EtherCAT |
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* Technology, IP and trade marks. |
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* |
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*****************************************************************************/ |
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/** |
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\file |
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EtherCAT slave types. |
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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 /**< maximal number of data fields per sync manager */ |
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#define EC_MAX_SYNC 16 /**< maximal number of sync managers per type */ |
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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_INFRA, /**< infrastructure slaves, that contain no process data */ |
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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 |