- From: Ian Abbott <abbotti_at_mev.co.uk>
- Date: Wed, 24 Aug 2005 11:23:22 +0100
On 24/08/2005 09:22, Scott Smedley wrote: > I'm now trying to use the same Comedi drivers & card on a Redhat 7.1 > system (2.4.12 kernel) but comedi_config is reporting an error: > > >>>comedi_config /dev/comedi0 ni_pcimio > > comedi.o not loaded That seems to be due to the 'open()' call getting an ENODEV error. > The drivers load fine: > /sbin/insmod ./comedi/comedi.ko > /sbin/insmod ./comedi/drivers/mite.ko > /sbin/insmod ./comedi/drivers/8255.ko > /sbin/insmod ./comedi/drivers/comedi_fc.ko > /sbin/insmod ./comedi/drivers/ni_pcimio.ko > > /var/log/messages says: > > comedi: version 0.7.70 - David Schleef <ds_at_schleef.org> > Available NI device IDs: 0x1880 > > /sbin/lsmod yields: > > Module Size Used by > ni_pcimio.ko 29264 0 (unused) > comedi_fc.ko 912 0 [ni_pcimio.ko] > 8255.ko 2224 0 [ni_pcimio.ko] > mite.ko 3264 0 [ni_pcimio.ko] > comedi.ko 20016 0 [ni_pcimio.ko comedi_fc.ko 8255.ko] > > cat /proc/devices | grep comedi > 98 comedi > > ls -l /dev/comedi0 > crw-rw-rw- 1 root root 98, 0 Aug 24 18:19 /dev/comedi0 > > I am using comedi-0.7.70 & comedilib-0.7.22. It looks okay. > Any pointers/help to appease comedi_config would be muchly appreciated. If you set the module parameter 'comedi_debug=1' when you load the comedi.ko module (/sbin/insmod ./comedi/comedi.ko comedi_debug=1), there should be some clues in the kernel log after you run comedi_config. You can run 'dmesg' to output the last few kernel log entries if they haven't made it into the system logs. -- -=( Ian Abbott _at_ MEV Ltd. E-mail: <abbotti_at_mev.co.uk> )=- -=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-
Received on 2005-08-24Z09:23:22