[etherlab-users] ec_e1000e driver not finding NIC? [SEC=UNCLASSIFIED]

Gavin Lambert gavinl at compacsort.com
Fri Nov 29 05:42:52 CET 2013


You can still include the standard one if you want to be able to swap
between them.

But you have to make sure that it's built as a module, not compiled in.
(kernel config set =M, not =Y.)

The service start script will automatically unload the standard module and
replace it with the Etherlab module, and vice versa on stop.

> -----Original Message-----
> From: etherlab-users-bounces at etherlab.org [mailto:etherlab-users-
> bounces at etherlab.org] On Behalf Of LYNCH, Damien
> Sent: Friday, 29 November 2013 17:20
> To: etherlab-users at etherlab.org
> Subject: Re: [etherlab-users] ec_e1000e driver not finding NIC?
> [SEC=UNCLASSIFIED]
> 
> I still had the normal e1000e driver included in the kernel
> configuration. Removing it fixed the problem.
> 
> -----Original Message-----
> From: etherlab-users-bounces at etherlab.org [mailto:etherlab-users-
> bounces at etherlab.org] On Behalf Of LYNCH, Damien
> Sent: Wednesday, 27 November 2013 3:16 PM
> To: etherlab-users at etherlab.org
> Subject: [etherlab-users] ec_e1000e driver not finding NIC?
> [SEC=UNCLASSIFIED]
> 
> Hi,
> 
> I am trying to set up the EtherLab master on a PC that has two Intel
> NICs: 1 x 82566DM-2 (which I am using for normal network traffic) and 1
> x 82573L which I am trying to use for EtherCAT. The PC is running Linux
> 3.4.69 with the RT patch applied. I configured the master using
> "./configure --disable-8139too --enable-e1000e". After making and
> installing the master I modified /etc/sysconfig/ethercat specifying the
> MAC address for the 82573L and "e1000e" as the device module. When I
> start the service I see no flashing LEDs on my EtherCAT slave (Beckhoff
> EK1100 plus a couple of terminals). The following is in the system log:
> 
> Nov 27 15:05:07 (none) kernel: [ 6972.273067] EtherCAT: Master driver
> 1.5.2 unknown Nov 27 15:05:07 (none) kernel: [ 6972.273537] EtherCAT: 1
> master waiting for devices.
> Nov 27 15:05:07 (none) ethercat[22728]: Starting EtherCAT master 1.5.2
> ..done Nov 27 15:05:07 (none) kernel: [ 6972.277191] ec_e1000e:
> EtherCAT-capable Intel(R) PRO/1000 Network Driver - 1.9.5-k-EtherCAT Nov
> 27 15:05:07 (none) kernel: [ 6972.277194] ec_e1000e: Copyright(c) 1999 -
> 2012 Intel Corporation.
> 
> Running lsmod shows:
> 
> Module                  Size  Used by
> ec_e1000e             140582  0
> ec_master             239804  1 ec_e1000e
> 
> I assume I should be seeing more logging from ec_1000e? Does anyone have
> any ideas about what I am doing wrong?
> 
> Thanks,
> Damien
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