[etherlab-users] Etherlab Master on a Raspberry PI

[Mike O'Connor]

Hi Matt

That's what I though also, but the modules seem ok.


root at PITest:~# modinfo iptable_nat
filename:      
/lib/modules/3.2.27+/kernel/net/ipv4/netfilter/iptable_nat.ko
alias:          ip_nat
license:        GPL
srcversion:     3A3DD184C3F85CF4FFF9C46
depends:        x_tables,ip_tables,nf_conntrack_ipv4,nf_nat,nf_conntrack
intree:         Y
vermagic:       3.2.27+ preempt mod_unload modversions ARMv6


root at PITest:~# modinfo ec_master
filename:       /lib/modules/3.2.27+/ethercat/master/ec_master.ko
version:        devel af21f0bdc7c9
license:        GPL
description:    EtherCAT master driver module
author:         Florian Pose <fp at igh-essen.com>
srcversion:     34E5E37DB8FEB442D2FC537
depends:
vermagic:       3.2.27+ preempt mod_unload modversions ARMv6
parm:           main_devices:MAC addresses of main devices (array of charp)
parm:           backup_devices:MAC addresses of backup devices (array of
charp)
parm:           debug_level:Debug level (uint)

Mike

On 8/03/13 1:59 AM, Matthieu Bec wrote:
> Hello Mike,
>
> This kind of message may show when your build and runtime versions mismatch.
> Check vermagic from modinfo ec_master against uname -r ?
>
> Regards,
> Matthieu
>
>
> On 3/6/13 9:20 PM, Mike O'Connor wrote:
>> Hi All
>>
>> I have a very small program I want to control, which does not need a lot
>> of performance, I was hoping to use a Raspberry PI (wifi for uplink and
>> lan for ethercat)
>>
>> I've compiled everything and actual got very few warnings, but the
>> modules will not load.
>>
>> root at PITest:/opt/latproc/scripts# modprobe ec_master
>> main_devices=b8:27:eb:f8:43:f2
>> ERROR: could not insert 'ec_master': Exec format error
>> root at PITest:/opt/latproc/scripts#
>>
>> I've check that they are in the correct format by running 'file' on them
>> and things like depmod do not complain.
>>
>> Building on the PI is hard because the source and headers are not
>> currently packaged so can not be installed via an apt command. And the
>> kernel is 3.2.27 which might also be a problem
>>
>> I've tried both 1.5.2 and HEAD from the online code.
>>
>> Any ideas on what I should look at next would be great.
>>
>> Mike
>>
>>
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