From owner-freebsd-hackers@FreeBSD.ORG Fri Oct 3 14:23:48 2003 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 45C8E16A4B3 for ; Fri, 3 Oct 2003 14:23:48 -0700 (PDT) Received: from www.kukulies.org (www.kukulies.org [213.146.112.180]) by mx1.FreeBSD.org (Postfix) with ESMTP id CDA2643FE9 for ; Fri, 3 Oct 2003 14:23:46 -0700 (PDT) (envelope-from kuku@www.kukulies.org) Received: from www.kukulies.org (localhost [127.0.0.1]) by www.kukulies.org (8.12.9/8.12.6) with ESMTP id h93LNZR6002127; Fri, 3 Oct 2003 23:23:36 +0200 (CEST) (envelope-from kuku@www.kukulies.org) Received: (from kuku@localhost) by www.kukulies.org (8.12.9/8.12.6/Submit) id h93LNYvK002122; Fri, 3 Oct 2003 23:23:34 +0200 (CEST) Date: Fri, 3 Oct 2003 23:23:34 +0200 From: "Christoph P. Kukulies" To: ticso@cicely.de Message-ID: <20031003212334.GA2076@gilberto.physik.rwth-aachen.de> References: <200310031821.h93ILSVI001295@www.kukulies.org> <20031003201507.GK886@cicely12.cicely.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20031003201507.GK886@cicely12.cicely.de> User-Agent: Mutt/1.4.1i cc: "C. Kukulies" cc: hackers@freebsd.org Subject: Re: total hang when cu -l /dev/cuaa0 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Oct 2003 21:23:48 -0000 On Fri, Oct 03, 2003 at 10:15:08PM +0200, Bernd Walter wrote: > 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? Well, I would expect an I/O error or no such device. Wouldn't that be at least a minimum one could expect? But a crash or hand? No. one could expect? But a crash or hand? No. -- Chris Christoph P. U. Kukulies