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Re: AT91EB40 wiggler JTAG programmer


Ulrich,

If you can download to the board, you could write a simple
flash programming utility, download it, then the image at
some known address and go.

Michael

At 03:38 PM 8/9/2002 +0200, Ulrich Dahl wrote:
>Hi
>
>I'm working with a AT91EB40 board, I have the same problem as Scott and
>Timm with the download of redboot via the Angel debugger. I have
>concluded that my problem with the angel monitor and redboot must be in
>some sort of faulty software on the board. So I wanted to try the JTAG
>port instead...
>
>I have now managed to build a little lowcost OCD wiggler Parallel port
>jtag interface, and my god it seems to work. BUT, and its a big BUT..
>The supplied windows software doesn't allow programming of the devices
>as it is only an eval demo. Now I was beginning to get frustrated..
>
>I then discovered a chap who had done the same as me, and made a
>addition to GDB/Insight to support this wiggler parallel port thingy..
>
>But I can't get that to work either, gdb wont see the interface...
>
>Does anyone have any ideas of how I could get going with this shit..
>
>To summarise:
>
>I have the AT91EB40 board with accompaniyng serial cable.
>A homemade OCD wiggler (works well with the MaCgregor windows program)
>And no money, otherwise I would have bought the windows software(price
>is approx. 400$)
>
>My plan was to get the JTAG working and downloading the RedBoot into
>Flash and then work from there...
>
>PLEASE HELP...
>
>Best regards
>Ulrich Dahl
>ELBO Media
>Denmark
>
>
>-- 
>Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos
>and search the list archive: http://sources.redhat.com/ml/ecos-discuss

Michael J. Kelly
VP Engineering/Marketing
Cogent Computer Systems, Inc.
1130 Ten Rod Road
Suite A-201
North Kingstown, RI 02852
tel:401-295-6505 fax:401-295-6507
www.cogcomp.com
alternate email: mkelly6505@hotmail.com


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