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Date:      Mon, 16 Feb 2004 17:33:47 +0300
From:      Sergey 'DoubleF' Zaharchenko <doublef@tele-kom.ru>
To:        Lowell Gilbert <freebsd-questions-local@be-well.ilk.org>, freebsd-questions@freebsd.org
Subject:   Re: How to view BIOS settings on a running system?
Message-ID:  <20040216173347.03c39e26@Hal.localdomain>
In-Reply-To: <44fzdbf735.fsf@be-well.ilk.org>
References:  <402D9175.5080300@users.sourceforge.net> <44fzdbf735.fsf@be-well.ilk.org>

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On 16 Feb 2004 09:10:38 -0500
Lowell Gilbert <freebsd-questions-local@be-well.ilk.org> probably wrote:

> Rob <nospam@users.sourceforge.net> writes:
> 
> > A few times I have seen answers to problems like:
> > 
> > 	"Verify this-and-this in your BIOS setting"
> > 
> > The only way to do this, that I know of, is to shutdown the system
> > and hit the DEL-key at boot up etc. But this is a bit silly, for
> > just checking a particular setting of the BIOS.
> 
> Not if the setting could indicate an important issue with booting the
> system, which is usually the case for such questions.
> 
> > Isn't there a tool in FreeBSD that shows the BIOS settings in a
> > similar layout, without shutting down the system?
> 

Theoretically, it's possible to write a program to open /dev/io and then
use the out* functions (see include/machine/cpufunc.h) to write to port
0x70, read from port 0x71 to obtain the CMOS values (hard disk type,
RTC,...). That's rude, but if you happen to *really* need it...

-- 
DoubleF
Trying to establish voice contact ... please yell into keyboard.

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