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RE: MPC 555/565 Status


Hi,

On a similar thread. 

Is anyone working on an ECOS port to the Axiom CMD561 board?

Anyone know if the CME555 port will just run - as is?

Or what needs to be changed, if not?


cheers,


Ian


> -----Original Message-----
> From: Bob Koninckx [mailto:bob.koninckx@mech.kuleuven.ac.be]
> Sent: Friday, December 06, 2002 9:11 AM
> To: Henning Baldersheim
> Cc: ecos-discuss@sources.redhat.com
> Subject: Re: [ECOS] MPC 555/565 Status
> 
> 
> On Thu, 2002-12-05 at 16:22, Henning Baldersheim wrote:
> > Hi
> > 
> > I have been looking around for OS with MPC 555/565 support. 
> ECOS seem to 
> > have the basic stuff. I have downloaded and got it up and 
> running on my 
> > Phytec MPC555 card. So far so good. However I have a couple 
> of questions.
> > 
> > 1 - I find an ec555extras.epk file, but I get some errors. 
> > (xxx/ecos/packages/pkgadd.txt : missing) and 
> > (io/ioencoder/v0_1/include/encoderconfig_keys.h : 
> permission denied). How 
> 
> I do not know how to solve that. Never used the epk as I have the
> original code myself.
> 
> > do I solve that ? Is this soon to be added to cvs ? Is it 
> possible to 
> > ignore the errors so I can have a look at the code.
> 
> I do not think it will ever appear into cvs. If you do not manage to
> have a look at the code, I can send you a copy of what is missing.
> Basically it is a device driver for reading out incremental emcoders
> using the TPU devices.
> 
> > 2 - I see that both the ec555 and cme555 boards have 
> different serial 
> > drivers. Is that necessary ? Should there not be a 555/565 
> common package 
> > containing all those drivers.
> 
> That's something you could argue about. You could say that the
> integrated peripherals of the 555/565 processors are part of the
> processor architecture. You could also say that the cme555 and ec555
> boards use the same serial devices.
> 
> I am more in favor of this last approach since motorola 
> integrates lots
> of their peripherals into other processors as well.
> 
> Maybe the cleanest way to go would be to split the driver in 
> a "device"
> part and a "board part". Look at how the cs8900a ethernet controller
> (the device part) is used on multiple boards as a example.
> 
> I suppose Gary or Jifl can comment on this as well ?
> 
> 
> > 3 - I want to make a package for the phytec 555 and 565 
> cards. Should they 
> > be organized the same way as the ec and cme package ? I 
> would hope common 
> > stuff could go in a common place.
> 
> See my comment above. The cs8900a ethernet driver is probably 
> an example
> of the cleanest approach.
> 
> > 4 - From the previous mails I see that there might be a 
> patch coming soon. 
> > What is contained and when will it be available ?
> 
> That patch is ready. It does not change anything major, just some bug
> fixes for serial debugging (ctrl-c stuff) and some documentation. It
> however also contains redboot images for the ec555 and cme555 
> boards, so
> it became an email with a "big" attachment. That's the reason 
> why it did
> not appear on the patches-list. The eCos maintainers got it though. If
> you want, I can send you a copy as well. I can not guarantee that it
> will ever make it into the cvs tree though.
> 
> 
> I'll post the patch without the images to the patches list this WE.
> 
> > 
> > Henning 
> 
> Bob
> 
> -- 
> ----------------------------------------------------------------------
> ir. Bob Koninckx
> Katholieke Universiteit Leuven       
> Division Production Engineering,                   tel.  +32 16 322535
> Machine Design and Automation                      fax.  +32 16 322987
> Celestijnenlaan 300B                  bob.koninckx@mech.kuleuven.ac.be
> B-3001 Leuven Belgium               http://www.mech.kuleuven.ac.be/pma
> ----------------------------------------------------------------------
> 
> 
> -- 
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