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Date:      Fri, 3 Oct 2003 22:15:08 +0200
From:      Bernd Walter <ticso@cicely12.cicely.de>
To:        "C. Kukulies" <kuku@www.kukulies.org>
Cc:        hackers@freebsd.org
Subject:   Re: total hang when cu -l /dev/cuaa0
Message-ID:  <20031003201507.GK886@cicely12.cicely.de>
In-Reply-To: <200310031821.h93ILSVI001295@www.kukulies.org>
References:  <200310031821.h93ILSVI001295@www.kukulies.org>

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On Fri, Oct 03, 2003 at 08:21:28PM +0200, C. Kukulies wrote:
> 
> 
> I have disabled the SIO on my ASUS P4SX board because I have a PCI modem
> card inserted. But the modem card or the sio on it doesn't seem to be detected
> by the kernel. Instead I see two sios (sio0 and sio1) which are flagged
> as possibly disabled (?) - why are they seen when I disabled them in the BIOS?

PCI serials shouldn't collide with legacy ones - PCI has different IO
Space.
Many boards don't disable interfaces completely - I wouldn't be suprised
if just the irq was dropped.
You need a different driver for your PCI one - e.g. puc.
The modem coild also be something proprietary for which there is no
driver available.

> When I run getty (or mgetty) on that port or when I do a cu -l /dev/cuaa0
> the system freezes.

Why do you expect anything usefull by accessing half working hardware?

-- 
B.Walter                   BWCT                http://www.bwct.de
ticso@bwct.de                                  info@bwct.de



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