lib/ioctl.h
author Knud Baastrup <kba@deif.com>
Tue, 14 Apr 2015 10:12:55 -0400
changeset 2625 e25af8bd3957
parent 2589 2b9c78543663
child 2703 045624f7f4c3
permissions -rw-r--r--
Eoe mac address now derived from unique mac.
The EoE MAC address is now derived from the NIC part of the first global
unique MAC address of the linked list of available network interfaces or
otherwise the MAC address used by the EtherCAT master. The EoE MAC address
will get the format 02:NIC:NIC:NIC:RP:RP where NIC comes from the unique MAC
address (if available) and RP is the ring position of the EoE slave.
2589
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2006-2012  Florian Pose, Ingenieurgemeinschaft IgH
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 *
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 *  This file is part of the IgH EtherCAT master userspace library.
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 *
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 *  The IgH EtherCAT master userspace library is free software; you can
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 *  redistribute it and/or modify it under the terms of the GNU Lesser General
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 *  Public License as published by the Free Software Foundation; version 2.1
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 *  of the License.
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 *
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 *  The IgH EtherCAT master userspace library is distributed in the hope that
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 *  it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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 *  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU Lesser General Public License for more details.
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 *
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 *  You should have received a copy of the GNU Lesser General Public License
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 *  along with the IgH EtherCAT master userspace library. If not, see
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 *  <http://www.gnu.org/licenses/>.
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 *
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 *  ---
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 *
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 *  The license mentioned above concerns the source code only. Using the
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 *  EtherCAT technology and brand is only permitted in compliance with the
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 *  industrial property and similar rights of Beckhoff Automation GmbH.
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 *
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 *****************************************************************************/
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#ifndef __EC_LIB_IOCTL_H__
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#define __EC_LIB_IOCTL_H__
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/*****************************************************************************/
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#ifdef USE_RTDM
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#include <rtdm/rtdm.h>
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#else
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#include <sys/ioctl.h>
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#endif
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/*****************************************************************************/
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#include "master/ioctl.h"
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/*****************************************************************************/
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#ifdef USE_RTDM
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#define ioctl rt_dev_ioctl
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/* rt_dev_ioctl() returns negative error code */
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#define EC_IOCTL_IS_ERROR(X) ((X) < 0)
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#define EC_IOCTL_ERRNO(X) (-(X))
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#else
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#define ioctl ioctl
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/* libc's ioctl() always returns -1 on error and sets errno */
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#define EC_IOCTL_IS_ERROR(X) ((X) == -1)
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#define EC_IOCTL_ERRNO(X) (errno)
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#include <errno.h>
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#endif
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/*****************************************************************************/
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#endif /* __EC_LIB_IOCTL_H__ */
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/*****************************************************************************/
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