Date: Thu, 24 Nov 2005 09:50:18 +0100
From: Marc Koschewski <marc@osknowledge.org>
To: Dmitry Torokhov <dtor_core@ameritech.net>
Cc: Marc Koschewski <marc@osknowledge.org>, linux-kernel@vger.kernel.org
Subject: Re: Entering BIOS on DELL mobiles - does the kernel prohibit?
Message-ID: <20051124085018.GB7799@stiffy.osknowledge.org>
References: <20051123155319.GA6970@stiffy.osknowledge.org> <200511232057.44022.dtor_core@ameritech.net>
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* Dmitry Torokhov <dtor_core@ameritech.net> [2005-11-23 20:57:43 -0500]:

> On Wednesday 23 November 2005 10:53, Marc Koschewski wrote:
> > Hi all,
> > 
> > first of all, if someone could point me to some information on that
> > topic, I would be glad. I didn't find anything on Google.
> > 
> > The 'problem' is: I remember being able to enter the DELL Inspiron BIOS
> > from a running X session (or console) some (long) time ago. I just noticed,
> > it no longer works. Does the kernel somehow prohibit to enter the BIOS
> > or does the laptop itself stop from doing so (maybe due to a BIOS update).
> >
> 
> It is only pssible with APM. ACPI "kills" it.

Oh! I didn't know. Is there any good reason to do so? I mean, any device
change (ie. serial port re-configuration) is just valid from next reboot, thus
not affecting the running kernel. Am I missing something?

Marc
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