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ethercat
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Merge branch 'disable-initd' into 'stable-1.6' 

Support to initd optional

See merge request etherlab.org/ethercat!159
This commit is contained in:
Florian Pose 2025-03-13 09:18:54 +01:00
parent eeee887bcf d31fe6db68
commit b9b493336c
11 changed files with 91 additions and 362 deletions
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1
.gitignore vendored
View File

@ -39,6 +39,7 @@ lib/libethercat.la
lib/libethercat.pc
libtool
master/*.o.d
script/ethercat
script/ethercat.service
script/ethercatctl
script/init.d/ethercat

15
INSTALL.md
View File

@ -10,12 +10,12 @@ section of the
---
For the impatient: The procedure mainly consists of calling
For the impatient, the procedure mainly consists of calling:
```bash
./bootstrap # to create the configure script, if downloaded from the repo
./configure
./configure --sysconfdir=/etc
make all modules
```
@ -26,13 +26,11 @@ make modules_install install
depmod
```
... and linking the init script and copying the sysconfig file from $PREFIX/etc
to the appropriate locations and customizing the sysconfig file.
... and then customizing the appropriate configuration file:
```bash
ln -s ${PREFIX}/etc/init.d/ethercat /etc/init.d/ethercat
cp ${PREFIX}/etc/sysconfig/ethercat /etc/sysconfig/ethercat
vi /etc/sysconfig/ethercat
# vi /etc/ethercat.conf # For systemd based distro
# vi /etc/sysconfig/ethercat # For init.d based distro
```
Make sure, that the 'udev' package is installed, to automatically create the
@ -47,7 +45,8 @@ echo KERNEL==\"EtherCAT[0-9]*\", MODE=\"0664\" > /etc/udev/rules.d/99-EtherCAT.r
Now you can start the EtherCAT master:
```bash
/etc/init.d/ethercat start
# systemctl start ethercat # For systemd based distro
# /etc/init.d/ethercat start # For init.d based distro
```
Have a look at the [examples subdirectory](examples/) for some application

14
configure.ac
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@ -38,6 +38,7 @@ AC_CONFIG_HEADERS([config.h])
AC_CONFIG_SRCDIR([config.h.in])
AC_CONFIG_MACRO_DIR([m4])
AC_PROG_SED
AC_PROG_MKDIR_P
m4_ifndef([PKG_INSTALLDIR], [m4_fatal([pkgconf or pkg-config not found or too old (`pkg-config --version` must be >= 0.27)])])
PKG_PROG_PKG_CONFIG(0.27)
PKG_INSTALLDIR
@ -1328,6 +1329,16 @@ else
AC_MSG_RESULT([no])
fi
#-----------------------------------------------------------------------------
# init.d support
#-----------------------------------------------------------------------------
AC_ARG_ENABLE([initd],
AS_HELP_STRING([--disable-initd],
[Disable /etc/init.d script support (default: enabled)])
)
AM_CONDITIONAL(HAVE_INITD, test "x$enable_initd" != "xno")
#-----------------------------------------------------------------------------
# systemd service support
#-----------------------------------------------------------------------------
@ -1405,9 +1416,6 @@ AC_CONFIG_FILES([
master/Kbuild
master/Makefile
script/Makefile
script/init.d/Makefile
script/init.d/ethercat
script/sysconfig/Makefile
tool/Makefile
tty/Kbuild
tty/Makefile

49
documentation/ethercat_doc.tex
View File

@ -2926,8 +2926,8 @@ before others) inside the init script code, LSB defines a special comment
block. System tools can extract this information to insert the EtherCAT init
script at the correct place in the startup sequence:
\lstinputlisting[firstline=38,lastline=48]
{../script/init.d/ethercat}
\lstinputlisting[firstline=36,lastline=46,basicstyle=\ttfamily\scriptsize]
{../script/init.d/ethercat.in}
\subsection{Sysconfig File}
\label{sec:sysconfig}
@ -2939,8 +2939,8 @@ mandatory for the init script. The sysconfig file contains all configuration
variables needed to operate one or more masters. The documentation is inside
the file and included below:
\lstinputlisting[numbers=left,firstline=9,basicstyle=\ttfamily\scriptsize]
{../script/sysconfig/ethercat}
\lstinputlisting[numbers=left,firstline=11,basicstyle=\ttfamily\scriptsize,language=sh,escapechar={}]
{../script/ethercat.conf}
For systems managed by systemd (see \autoref{sec:systemd}), the sysconfig file
has moved to \lstinline+/etc/ethercat.conf+. Both versions are part of the
@ -2976,19 +2976,18 @@ the EtherCAT master. It has to be executed with one of the parameters
Distributions using \textit{systemd} instead of the SysV init system are using service files to describe how a service is to be maintained. \autoref{lst:service} lists the master's service file:
\lstinputlisting[basicstyle=\ttfamily\footnotesize,caption=Service file,
label=lst:service]{../script/ethercat.service}
\lstinputlisting[basicstyle=\ttfamily\scriptsize,caption=Service file,label=lst:service]
{../script/ethercat.service.in}
The \textit{ethercatctl} command is used to load and unload the master and
The \textit{systemctl} command is used to load and unload the master and
network driver modules in a similar way to the former init script
(\autoref{sec:init}). Because it is installed into the \textit{sbin/}
directory, it can also be used separately:
(\autoref{sec:init}).
\begin{lstlisting}[gobble=2]
# `\textbf{ethercatctl start}`
# `\textbf{systemctl start ethercat}`
\end{lstlisting}
When using systemd and/or the \textit{ethercatctl} command, the master
When using systemd and/or the \textit{systemctl} command, the master
configuration must be in \texttt{/etc/ethercat.conf} instead of
\texttt{/etc/sysconfig/ethercat}! The latter is ignored. The configuration
options are exactly the same.
@ -3385,16 +3384,17 @@ Interface''.
\section{Installing the Software}
The below commands have to be entered as \textit{root}: The first one will
install the EtherCAT header, init script, sysconfig file and the userspace
The below commands have to be entered as \textit{root}: the first one will
install the EtherCAT header, service scripts (systemd or init.d) and the userspace
tool to the prefix path. The second one will install the kernel modules to the
kernel's modules directory. The final \lstinline+depmod+ call is necessary to
include the kernel modules into the \textit{modules.dep} file to make it
available to the \lstinline+modprobe+ command, used in the init script.
available to the \lstinline+modprobe+ command, used by the service scripts.
\begin{lstlisting}
# `\textbf{make install}`
# `\textbf{make modules\_install}`
# `\textbf{depmod}`
\end{lstlisting}
If the target kernel's modules directory is not under \textit{/lib/modules}, a
@ -3408,21 +3408,6 @@ make variable. For example:
This command will install the compiled kernel modules to
\textit{/vol/nfs/root/lib/modules}, prepended by the kernel release.
If the EtherCAT master shall be run as a service\footnote{Even if the EtherCAT
master shall not be loaded on system startup, the use of the init script is
recommended for manual (un-)loading.} (see \autoref{sec:system}), the init
script and the sysconfig file (or the systemd service file, respectively) have
to be copied (or linked) to the appropriate locations. The below example is
suitable for SUSE Linux. It may vary for other distributions.
% FIXME relative ln -s?
\begin{lstlisting}
# `\textbf{cd /opt/etherlab}`
# `\textbf{cp etc/sysconfig/ethercat /etc/sysconfig/}`
# `\textbf{ln -s etc/init.d/ethercat /etc/init.d/}`
# `\textbf{insserv ethercat}`
\end{lstlisting}
Now the sysconfig file \texttt{/etc/sysconfig/ethercat} (see
\autoref{sec:sysconfig}), or the configuration file
\textit{/etc/ethercat.conf}, if using systemd, has to be customized. The
@ -3435,13 +3420,13 @@ After the basic configuration is done, the master can be started with the
below command:
\begin{lstlisting}
# `\textbf{/etc/init.d/ethercat start}`
# `\textbf{systemctl start ethercat}`
\end{lstlisting}
When using systemd, the following command can be used alternatively:
When using init.d, the following command can be used alternatively:
\begin{lstlisting}
# `\textbf{ethercatctl start}`
# `\textbf{/etc/init.d/ethercat start}`
\end{lstlisting}
At this time, the operation of the master can be observed by viewing the

45
documentation/ethercat_doc_fr.tex
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@ -3117,8 +3117,8 @@ bloc sp\'ecial de commentaires. Les outils syst\`emes peuvent
extraire cette information pour ins\'erer le script d'initialisation
EtherCAT \`a la bonne position dans la s\'equence de d\'emarrage:
\lstinputlisting[firstline=38,lastline=48]
{../script/init.d/ethercat}
\lstinputlisting[firstline=36,lastline=46,basicstyle=\ttfamily\scriptsize]
{../script/init.d/ethercat.in}
\subsection{Fichier sysconfig}
\label{sec:sysconfig}
@ -3131,8 +3131,8 @@ sysconfig contient toutes les variables de configuration requises pour
op\'erer un ou plusieurs ma\^itres. La documentation se trouve dans le
fichier et elle est reproduite ci-dessous:
\lstinputlisting[numbers=left,firstline=9,basicstyle=\ttfamily\scriptsize]
{../script/sysconfig/ethercat}
\lstinputlisting[numbers=left,firstline=11,basicstyle=\ttfamily\scriptsize,language=sh,escapechar={}]
{../script/ethercat.conf}
Pour les syst\`emes g\'er\'es par systemd (voir \autoref{sec:systemd}),
le fichier sysconfig a \'et\'e d\'eplac\'e dans \lstinline+/etc/ethercat.conf+.
@ -3175,20 +3175,19 @@ d'initialisation SysV utilisent des fichiers de service pour d\'ecrire
comment un service doit \^etre maintenu. \autoref{lst:service} liste
le fichier de service du ma\^itre:
\lstinputlisting[basicstyle=\ttfamily\footnotesize,caption=Service
file, label=lst:service]{../script/ethercat.service}
\lstinputlisting[basicstyle=\ttfamily\scriptsize,caption=Service file,label=lst:service]
{../script/ethercat.service.in}
La commande \textit{ethercatctl} est utilis\'ee pour charger et
La commande \textit{systemctl} est utilis\'ee pour charger et
d\'echarger le ma\^itre et les modules des pilotes r\'eseaux de la
m\^eme mani\`ere que l'ancien script d'initialisation
(\autoref{sec:init}). Puisqu'il est install\'e dans le dossier
\textit{sbin/}, il peut aussi \^etre utilis\'e s\'epar\'ement:
(\autoref{sec:init}).
\begin{lstlisting}[gobble=2]
# `\textbf{ethercatctl start}`
# `\textbf{systemctl start ethercat}`
\end{lstlisting}
Lorsqu'on utilise systemd et/ou la commande \textit{ethercatctl}, le
Lorsqu'on utilise systemd et/ou la commande \textit{systemctl}, le
fichier de configuration du ma\^itre doit \^etre dans
\texttt{/etc/ethercat.conf} au lieu de
\texttt{/etc/sysconfig/ethercat}! Celui-ci est ignor\'e. Les options
@ -3648,6 +3647,7 @@ script d'initialisation.
\begin{lstlisting}
# `\textbf{make install}`
# `\textbf{make modules\_install}`
# `\textbf{depmod}`
\end{lstlisting}
Si le dossier de destination des modules noyaux ne se trouve dans
@ -3662,23 +3662,6 @@ Ce commande installe les modules noyaux compil\'es dans
\textit{/vol/nfs/root/lib/modules}, auquel on ajoute la version du
noyau.
Si le ma\^itre EtherCAT doit s'ex\'ecuter en tant que
service\footnote{ m\^eme si le ma\^itre EtherCAT ne doit pas \^etre
charg\'e au d\'emarrage, l'utilisation du script d'initialisation
est recommand\'e pour le (d\'e-)chargement manuel.} (voir
\autoref{sec:system}), le script d'initialisation et le fichier
sysconfig (ou le fichier de service systemd, respectivement) doivent
\^etre copi\'es (ou li\'e) dans les emplacements appropri\'es.
L'exemple ci-dessous convient pour SUSE Linux. Il peut \^etre
diff\'erent pour les autres distributions.
% FIXME relative ln -s?
\begin{lstlisting}
# `\textbf{cd /opt/etherlab}`
# `\textbf{cp etc/sysconfig/ethercat /etc/sysconfig/}`
# `\textbf{ln -s etc/init.d/ethercat /etc/init.d/}`
# `\textbf{insserv ethercat}`
\end{lstlisting}
Maintenant le fichier de configuration
\texttt{/etc/sysconfig/ethercat} (voir \autoref{sec:sysconfig}) ou
@ -3694,14 +3677,14 @@ Apr\`es que la d\'efinition de la configuration de base, le ma\^itre
peut \^etre d\'emarr\'e avec la commande ci-dessous:
\begin{lstlisting}
# `\textbf{/etc/init.d/ethercat start}`
# `\textbf{systemctl start ethercat}`
\end{lstlisting}
Lorsqu'on utilise systemd, la commande suivante peut \^etre utilis\'ee
Lorsqu'on utilise init.d, la commande suivante peut \^etre utilis\'ee
\`a la place:
\begin{lstlisting}
# `\textbf{ethercatctl start}`
# `\textbf{/etc/init.d/ethercat start}`
\end{lstlisting}
A partir de cet instant, l'op\'eration du ma\^itre peut \^etre oberv\'ee

23
script/Makefile.am
View File

@ -23,15 +23,14 @@
#
#------------------------------------------------------------------------------
SUBDIRS = init.d sysconfig
sbin_SCRIPTS = ethercatctl
dist_sysconf_DATA = ethercat.conf
script_templates = \
ethercatctl.in \
ethercat.service.in
ethercat.service.in \
init.d/ethercat.in
EXTRA_DIST = \
$(script_templates) \
@ -40,7 +39,9 @@ EXTRA_DIST = \
CLEANFILES = \
ethercatctl \
ethercat.service
ethercat.service \
init.d/ethercat \
ethercat
if HAVE_SYSTEMD
systemdsystemunit_DATA = ethercat.service
@ -57,6 +58,13 @@ uninstall-hook:
cd $(DESTDIR)$(completionsdir); \
rm ethercat
if HAVE_INITD
initdir = $(sysconfdir)/init.d
init_SCRIPTS = init.d/ethercat
sysdir = $(sysconfdir)/sysconfig
sys_DATA = ethercat
endif
# Any precious variable used inside script_templates should appear here
expand_script = $(SED) \
-e 's,[@]VERSION[@],$(VERSION),g' \
@ -70,4 +78,11 @@ ethercatctl: $(srcdir)/ethercatctl.in Makefile
ethercat.service: $(srcdir)/ethercat.service.in Makefile
$(expand_script) < $< > $@
init.d/ethercat: $(srcdir)/init.d/ethercat.in Makefile
$(MKDIR_P) init.d && \
$(expand_script) < $< > $@
ethercat: $(srcdir)/ethercat.conf Makefile
$(SED) -e 's,for use with ethercatctl,for use with init.d,g' < $< > $@
#------------------------------------------------------------------------------

14
script/ethercatctl.in
View File

@ -35,7 +35,15 @@ ETHERCAT=@bindir@/ethercat
#------------------------------------------------------------------------------
ETHERCAT_CONFIG=@sysconfdir@/ethercat.conf
if [ "$1" = "-c" ]; then
ETHERCAT_CONFIG="$2"
COMMAND="$3"
else
ETHERCAT_CONFIG=@sysconfdir@/ethercat.conf
COMMAND="$1"
fi
#------------------------------------------------------------------------------
if [ ! -r ${ETHERCAT_CONFIG} ]; then
echo ${ETHERCAT_CONFIG} not existing;
@ -73,7 +81,7 @@ parse_mac_address() {
#------------------------------------------------------------------------------
case "${1}" in
case "$COMMAND" in
start)
# bring up all updown interfaces before anything else
@ -229,7 +237,7 @@ status)
#------------------------------------------------------------------------------
*)
echo "USAGE: $0 {start|stop|restart|status}"
echo "USAGE: $0 [-c path/to/ethercat.conf] {start|stop|restart|status}"
exit 1
;;
esac

27
script/init.d/Makefile.am
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@ -1,27 +0,0 @@
#------------------------------------------------------------------------------
#
# Copyright (C) 2006-2008 Florian Pose, Ingenieurgemeinschaft IgH
#
# This file is part of the IgH EtherCAT Master.
#
# The IgH EtherCAT Master is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 2, as
# published by the Free Software Foundation.
#
# The IgH EtherCAT Master is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with the IgH EtherCAT Master; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
#
#------------------------------------------------------------------------------
initdir = $(sysconfdir)/init.d
init_SCRIPTS = ethercat
#------------------------------------------------------------------------------

168
script/init.d/ethercat.in
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@ -40,27 +40,7 @@
#------------------------------------------------------------------------------
LSMOD=/sbin/lsmod
MODPROBE=/sbin/modprobe
RMMOD=/sbin/rmmod
MODINFO=/sbin/modinfo
ETHERCAT=@prefix@/bin/ethercat
MASTER_ARGS=
#------------------------------------------------------------------------------
ETHERCAT_CONFIG=/etc/sysconfig/ethercat
if [ ! -r ${ETHERCAT_CONFIG} ]; then
echo ${ETHERCAT_CONFIG} not existing;
if [ "${1}" = "stop" ]; then
exit 0
else
exit 6
fi
fi
. ${ETHERCAT_CONFIG}
ETHERCATCTL="@sbindir@/ethercatctl -c @sysconfdir@/sysconfig/ethercat"
#------------------------------------------------------------------------------
@ -90,41 +70,6 @@ exit_fail() {
#------------------------------------------------------------------------------
print_running() {
if [ -r /etc/rc.status ]; then
rc_reset
rc_status -v
else
echo " running"
fi
}
#------------------------------------------------------------------------------
print_dead() {
if [ -r /etc/rc.status ]; then
rc_failed
rc_status -v
else
echo " dead"
fi
}
#------------------------------------------------------------------------------
parse_mac_address() {
if [ -z "${1}" ]; then
MAC=""
elif echo "${1}" | grep -qE '^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$'; then
MAC=${1}
else
echo Invalid MAC address \""${1}"\" in ${ETHERCAT_CONFIG}
exit_fail
fi
}
#------------------------------------------------------------------------------
if [ -r /etc/rc.status ]; then
. /etc/rc.status
rc_reset
@ -135,85 +80,21 @@ case "${1}" in
start)
echo -n "Starting EtherCAT master @VERSION@ "
# construct DEVICES and BACKUPS from configuration variables
DEVICES=""
BACKUPS=""
MASTER_INDEX=0
while true; do
DEVICE=$(eval echo "\${MASTER${MASTER_INDEX}_DEVICE}")
BACKUP=$(eval echo "\${MASTER${MASTER_INDEX}_BACKUP}")
if [ -z "${DEVICE}" ]; then break; fi
if [ ${MASTER_INDEX} -gt 0 ]; then
DEVICES=${DEVICES},
BACKUPS=${BACKUPS},
fi
parse_mac_address "${DEVICE}"
DEVICES=${DEVICES}${MAC}
parse_mac_address "${BACKUP}"
BACKUPS=${BACKUPS}${MAC}
MASTER_INDEX=$((${MASTER_INDEX} + 1))
done
# load master module
if ! ${MODPROBE} ${MODPROBE_FLAGS} ec_master "${MASTER_ARGS}" \
main_devices="${DEVICES}" backup_devices="${BACKUPS}"; then
if $ETHERCATCTL start; then
exit_success
else
exit_fail
fi
# check for modules to replace
for MODULE in ${DEVICE_MODULES}; do
ECMODULE=ec_${MODULE}
if ! ${MODINFO} "${ECMODULE}" > /dev/null; then
continue # ec_* module not found
fi
if [ "${MODULE}" != "generic" ]; then
if ${LSMOD} | grep "^${MODULE} " > /dev/null; then
if ! ${RMMOD} "${MODULE}"; then
exit_fail
fi
fi
fi
if ! ${MODPROBE} ${MODPROBE_FLAGS} "${ECMODULE}"; then
if [ "${MODULE}" != "generic" ]; then
${MODPROBE} ${MODPROBE_FLAGS} "${MODULE}" # try to restore
fi
exit_fail
fi
done
exit_success
;;
stop)
echo -n "Shutting down EtherCAT master @VERSION@ "
# unload EtherCAT device modules
for MODULE in ${DEVICE_MODULES} master; do
ECMODULE=ec_${MODULE}
if ! ${LSMOD} | grep -q "^${ECMODULE} "; then
continue # ec_* module not loaded
fi
if ! ${RMMOD} "${ECMODULE}"; then
exit_fail
fi;
done
sleep 1
# reload previous modules
for MODULE in ${DEVICE_MODULES}; do
if [ "${MODULE}" != "generic" ]; then
if ! ${MODPROBE} ${MODPROBE_FLAGS} "${MODULE}"; then
echo Warning: Failed to restore "${MODULE}".
fi
fi
done
exit_success
if $ETHERCATCTL stop; then
exit_success
else
exit_fail
fi
;;
restart)
@ -223,35 +104,8 @@ restart)
;;
status)
echo "Checking for EtherCAT master @VERSION@ "
# count masters in configuration file
MASTER_COUNT=0
while true; do
DEVICE=$(eval echo "\${MASTER${MASTER_COUNT}_DEVICE}")
if [ -z "${DEVICE}" ]; then break; fi
MASTER_COUNT=$((${MASTER_COUNT} + 1))
done
RESULT=0
for i in $(seq 0 "$((${MASTER_COUNT} - 1))"); do
echo -n "Master${i} "
# Check if the master is in idle or operation phase
${ETHERCAT} master --master "${i}" 2>/dev/null | \
grep -qE 'Phase:[[:space:]]*Idle|Phase:[[:space:]]*Operation'
EXITCODE=$?
if [ ${EXITCODE} -eq 0 ]; then
print_running
else
print_dead
RESULT=1
fi
done
exit ${RESULT}
$ETHERCATCTL status
exit $?
;;
*)

29
script/sysconfig/Makefile.am
View File

@ -1,29 +0,0 @@
#------------------------------------------------------------------------------
#
# Copyright (C) 2006-2008 Florian Pose, Ingenieurgemeinschaft IgH
#
# This file is part of the IgH EtherCAT Master.
#
# The IgH EtherCAT Master is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 2, as
# published by the Free Software Foundation.
#
# The IgH EtherCAT Master is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with the IgH EtherCAT Master; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
#
#------------------------------------------------------------------------------
sysdir = $(sysconfdir)/sysconfig
sys_DATA = ethercat
EXTRA_DIST = ethercat
#------------------------------------------------------------------------------

68
script/sysconfig/ethercat
View File

@ -1,68 +0,0 @@
#------------------------------------------------------------------------------
#
# EtherCAT master sysconfig file
#
# vim: spelllang=en spell tw=78
#
#------------------------------------------------------------------------------
#
# Main Ethernet devices.
#
# The MASTER<X>_DEVICE variable specifies the Ethernet device for a master
# with index 'X'.
#
# Specify the MAC address (hexadecimal with colons) of the Ethernet device to
# use. Example: "00:00:08:44:ab:66"
#
# The broadcast address "ff:ff:ff:ff:ff:ff" has a special meaning: It tells
# the master to accept the first device offered by any Ethernet driver.
#
# The MASTER<X>_DEVICE variables also determine, how many masters will be
# created: A non-empty variable MASTER0_DEVICE will create one master, adding a
# non-empty variable MASTER1_DEVICE will create a second master, and so on.
#
MASTER0_DEVICE=""
#MASTER1_DEVICE=""
#
# Backup Ethernet devices
#
# The MASTER<X>_BACKUP variables specify the devices used for redundancy. They
# behaves nearly the same as the MASTER<X>_DEVICE variable, except that it
# does not interpret the ff:ff:ff:ff:ff:ff address.
#
#MASTER0_BACKUP=""
#
# Ethernet driver modules to use for EtherCAT operation.
#
# Specify a non-empty list of Ethernet drivers, that shall be used for
# EtherCAT operation.
#
# Except for the generic Ethernet driver module, the init script will try to
# unload the usual Ethernet driver modules in the list and replace them with
# the EtherCAT-capable ones. If a certain (EtherCAT-capable) driver is not
# found, a warning will appear.
#
# Possible values: 8139too, e100, e1000, e1000e, r8169, generic, ccat, igb.
# Separate multiple drivers with spaces.
#
# Note: The e100, e1000, e1000e, r8169, ccat and igb drivers are not built by
# default. Enable them with the --enable-<driver> configure switches.
#
# Attention: When using the generic driver, the corresponding Ethernet device
# has to be activated (with OS methods, for example 'ip link set ethX up'),
# before the master is started, otherwise all frames will time out.
#
DEVICE_MODULES=""
#
# Flags for loading kernel modules.
#
# This can usually be left empty. Adjust this variable, if you have problems
# with module loading.
#
#MODPROBE_FLAGS="-b"
#------------------------------------------------------------------------------