| author | Florian Pose <fp@igh-essen.com> |
| Tue, 18 Apr 2006 13:41:17 +0000 | |
| changeset 193 | 1053a25af575 |
| parent 171 | faa7d433239c |
| child 197 | b9a6e2c22745 |
| child 1618 | 5cff10efb927 |
| permissions | -rw-r--r-- |
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$Id$ |
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General Information |
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=================== |
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This is an Open-Source EtherCAT master implementation for Linux 2.6. |
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For more information, see |
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http://etherlab.org |
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or contact |
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Florian Pose <fp@igh-essen.com> |
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Ingenieurgemeinschaft IgH |
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Heinz-Baecker-Str. 34 |
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D-45356 Essen |
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http://igh-essen.com |
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Requirements |
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============ |
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1) Software requirements |
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Configured sources for the Linux 2.6 kernel are required to build the EtherCAT |
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master. |
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2) Hardware requirements |
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The EtherCAT master needs a RTL8139 (or compatible) network interface card to |
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run. Drivers for other widespread devices (i. e. Intel PRO/100) will be |
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implemented soon. |
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Building and installing |
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======================= |
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1) Create a copy of the configuration template: |
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$ cp ethercat.conf.tmpl ethercat.conf |
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2) Adjust the Variables in the configuration file to your needs. |
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3) Build the EtherCAT master and network device driver modules: |
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$ make |
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4) Install the the EtherCAT master (as root): |
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# make install |
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This will create the following files and directories: |
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- /etc/sysconfig/ethercat (configuration file) |
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- /etc/init.d/ethercat (startup script) |
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- /usr/sbin/rcethercat (link to startup script) |
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The modules will be placed in /lib/modules/<KERNEL>/kernel/drivers/net |
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(where <KERNEL> is the Linux kernel version configured in ethercat.conf). |
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Realtime & Tuning |
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================= |
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Realtime patches for the Linux kernel are supported, but not required. The |
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realtime processing has to be done by the calling module (see API |
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documentation). The EtherCAT master code itself is (except for the free-run |
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mode) completely passive. |
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To avoid frame timeouts, deactivating DMA access for hard drives is |
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recommented (hdparm -d0 <DEV>). |
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