Re: [Xenomai-help] CAN driver

[Wolfgang Grandegger <wg@domain.hid>]

Roland Tollenaar wrote:
> Hi Wolfgang,
> 
>>>> I said, it can be statically linked into the kernel but it will not 
>>>> work
>>>> (without modification, we can discuss this issue when you have a PCAN
>>>> dongle). What should a driver without hardware be good for?
>>> Good question. On the other hand it would be useful to know which
>>> module I have to
>>> pick out and load. Then I can compile the kernel for that so long and
>>> make a structure that loads it after booting. But that can be done
>>> later too.
>>
>> You can do it now, just try and then ask questions.
> 
> Did it now, now there are questions. :)

OK.

> The README says something about loading modules only it talks about
> 
> insmod xeno_can.o
> and some others I cannot recall now (on windows now haven't got linux 
> handy).
> 
> If I do the make modules and make modules_install I end up with a 
> rtcan_peak_dngl.ko (again only the extension is accurate). modprobing 
> that does not work so I insmod it. I get a message that invalid 
> parameters were supplied or somethign like that.

Well, the modules name is xeno_can_peak_dng.ko as listed when doing:

   $ make modules
   ...
   LD [M]  drivers/xenomai/can/sja1000/xeno_can_peak_dng.ko
                                       ^^^^^^^^^^^^^^^^^^^^


> In a flash I did see something mentioned about loading the modules with 
> parameters (maybe you mentioned it?) but I cannot find the documentation 
> that says something about this. Where must I look?

And I load the modules with the following command:

   $ modprobe xeno_can_peak_dng type=epp io=0x378 irq=7

Wolfgang.