From: Gunther Mayer <gunther.mayer@gmx.net>
To: vda@port.imtp.ilyichevsk.odessa.ua
Cc: Ulrich Windl <Ulrich.Windl@rz.uni-regensburg.de>,
linux-kernel@vger.kernel.org
Subject: Re: traditional bug: only one of two serial ports found on HP Vectra XM
Date: Wed, 17 Apr 2002 17:10:27 +0200 [thread overview]
Message-ID: <3CBD9063.BF11D4A9@gmx.net> (raw)
In-Reply-To: <3CBD382B.20432.3A9A82@localhost> <200204171128.g3HBS5X29316@Port.imtp.ilyichevsk.odessa.ua>
Denis Vlasenko wrote:
> On 17 April 2002 04:54, Ulrich Windl wrote:
> > historically I believed Linux very much. When it said my HP Vecra XM
> > only has one serial port I was surprised, but believed it. That was
> > some years ago. 2.4.18 still says that there is one serial port:
> >
> > ttyS00 at 0x3f8 (irq=4) as a 16550A
> >
> > However recently I had to work on the backside of the PC and found
> > two(!) serial ports labelled "Serial A" and "Serial B". So shouldn't
> > both ports be detected?
>
> How about opening the case and checking whether those ports actually
> connected to motherboard? Checking BIOS config?
> Without waiting for another 'some years' :-)
>
> Seriously, do you have any reason to think second port is really
> exists beside physical connector?
If it exists, check if "lspnp" on a PNPBIOS enabled kernel would find your
second port. There have been patches to find BIOS configured serial ports
even if not at standard places.
prev parent reply other threads:[~2002-04-17 16:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-17 6:54 traditional bug: only one of two serial ports found on HP Vectra XM Ulrich Windl
2002-04-17 16:30 ` Denis Vlasenko
2002-04-17 15:10 ` Gunther Mayer [this message]
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