From: Ralph Siemsen <rsiemsen@rossvideo.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] ppc440gx
Date: Fri, 03 Sep 2004 09:25:36 -0400 [thread overview]
Message-ID: <413870D0.9010701@rossvideo.com> (raw)
In-Reply-To: <45ABD2373C33C4459D42B40EC4F346F20300455D@FTWMLVEM03.e2k.ad.ge.com>
Barbier, Renaud (GE Infrastructure) wrote:
> kgdb: handle_exception; trap [0xb00]
>
> I am not sure what is the source of this exception. (decrementer should be 0x900)
>
> Before that I was getting exception 0x500(external interrupt) and trace it to the UIC registers(polarity, trigger,...) being cleared (where?).
> So I restore their value in interrrupt_init_cpu.
My numbers don't quite agree with yours... but I think you might be
seeing "Fixed Interval Timer" as the source of the exception. Sounds
like you are enabling interrupts before the handlers have been registered.
Just a guess, probably others know better...
-Ralph
next prev parent reply other threads:[~2004-09-03 13:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-02 17:10 [U-Boot-Users] ppc440gx Barbier, Renaud
2004-09-03 13:25 ` Ralph Siemsen [this message]
2004-09-03 19:57 ` Carl Riechers
-- strict thread matches above, loose matches on Subject: below --
2004-09-03 13:49 Barbier, Renaud
2004-09-10 17:08 Barbier, Renaud
2004-09-12 16:36 ` Wolfgang Denk
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