[ECOS] Re: ecos-discuss Digest 17 Apr 2003 16:10:44 -0000 Issue 1239

Fri Apr 18 07:17:00 GMT 2003

> ecos-discuss-digest-help@sources.redhat.com wrote:
> 
> Subject: Re:[ECOS] Re: arm evaluator e7t hangs when executing example progs/tests
> Date: Thu, 17 Apr 2003 00:07:55 +0200
> From: "Matt Kober" <mattkober@web.de>
> To: "JonathanLarmour" <jifl@eCosCentric.com>
> CC: ecos-discuss@sources.redhat.com
> 
> Chris Garry provided me with a redboot image and the twothreads.out
> file that worked on his
> e7t. i had no luck with it. i even had a chance to try the files on 2
> other e7t's but they showed
> the same behavior.
> i did some debugging of a simple interrupt prog written in c (without
> eCos) and it seems like
> the external interrupt that i used doesn't get processed correctly.
> the interrupt pending bit is
> set but the cpu doesn't vector to the isr. i have to check that out
> more carefully tomorrow.
> 
> has anyone had a similar problem before ? i mean it seems to be a
> general problem with
> all e7t's i have tried.

I had this kind of behavior when running the e7t with Angel because the
latter starts application programs in user mode.
Using Redboot instead of Angel solves the problem.

Pierre
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Pierre HABRAKEN - mailto:Pierre.Habraken@imag.fr
TÃ©l: 04 76 82 72 83 - Fax: 04 76 82 72 87
IMAG-LSR BP72 38402 SAINT MARTIN D'HERES Cedex
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