On Thursday 24 November 2005 03:50, Marc Koschewski wrote:
> * Dmitry Torokhov <[email protected]> [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?
>
ACPI takes control over entire box, from that point on you can't enter
pretty much any BIOS code. FWIW one ACPI is active it does not work in
Windows either.
--
Dmitry
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