The reply to all of course...

Roland

Roland Tollenaar wrote:
> Hi,
>>>
>>> Has a rt_nemesis driver been written?
>>
>> None that I'm aware of. What's the related Linux driver's name?
> Simply nemesis if I am not mistaken. Found the link in 
> /sys/...../driver->nemesis and lsmod | grep "nemesis" confirmed the 
> existence of such a module. I would never have guessed.
> 
>>
>>> If not, how impossible is it to create one?
>>
>> Rarely impossible, only few hardware is so weird that you cannot
>> convince it to send/receive deterministically given a non-chaotic
>> network (like RTmac/TDMA, Ethercat, or other RT protocols ensure).
> Sounds difficult if one has little experience with this. I am just 
> starting to read your paper "RTnet-A flexible Hard Real-Time Networking 
> Framework" so you can imagine that I am probably not quite up to the task.
> 
> The intention was to set up a slave to test the rtnet installation which 
> works in loopback mode. To my surprise the laptop I was going to set up 
> as slave did not have a realtek chip. Goes to show how deceptive casings 
> can be it looks identical to my master laptop which does have a 8139 
> chip. :) How reliable is the loopback test advised in the documentation 
> as an indication that rtnet is working perfectly? (The rtping test)
> 
> I am in the process of getting EML running (well I have it compiled and 
> installed but have not incorporated it in my code yet.) I was wondering 
> how rtnet awaits its slave response from an Ethercat slave? Sorry about 
> the newbie question feel free not to answer it ;)
> 
> Regards,
> 
> Roland.
> 
> 
> 
> 
>>
>> Jan
>>
> 

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