From: Pavel Machek <pavel@ucw.cz>
To: Leo Yuriev <ly@hanoi.cronyx.ru>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.19 + VIA EPIA = very mysterious RESET-problem :(
Date: Fri, 2 Feb 2007 22:13:40 +0100 [thread overview]
Message-ID: <20070202211340.GA4737@elf.ucw.cz> (raw)
In-Reply-To: <1833199799.20070129203818@hanoi.cronyx.ru>
Hi!
> I have a really big trouble with VIA-EPIA mainboards under Linux
> 2.6.19. After loading kernel Linux the RESET-circuit ceases to work
> correctly.
>
> At reset (by RESET-button or by Watchdog) the system begins to be
> restarted, but hangs before occurrence of any BIOS-messages. Only a
> power-off and then power-up can help. The problem has been reproduced
> confidently and constantly, I has checked up about 20 mainboards (EPIA-
> EN/C7 and EPIA-PD/C3).
>
> I am sure, this is not a Linux-related problem, but error in hardware
> design or BIOS-code. Because RESET-circuit must work always and be
> independent from a running software.
BIOS/hw problem.
> VIA's support doesn't give any usable response. But now I just need
> some workaround...
>
> Does somebody has ideas?
> I can make some tests or perform deep-debugging, but currently I don't
> know where I could start from.
Try disabling acpi, apic, and/or try repeating it with minimum drivers.
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
prev parent reply other threads:[~2007-02-02 21:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-29 17:38 Leo Yuriev
2007-02-02 21:13 ` Pavel Machek [this message]
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