From: Dominik Brodowski <linux@dominikbrodowski.de>
To: Bruno Ducrot <ducrot@poupinou.org>
Cc: cpufreq@www.linux.org.uk, Stefan Tomanek <stefan@pico.ruhr.de>
Subject: Re: static freq table support for Pentium M Dothan
Date: Thu, 9 Sep 2004 17:33:16 +0200 [thread overview]
Message-ID: <20040909153316.GA4574@dominikbrodowski.de> (raw)
In-Reply-To: <20040909085802.GF16132@poupinou.org>
On Thu, Sep 09, 2004 at 10:58:02AM +0200, Bruno Ducrot wrote:
> > acpi_pdump: P0: 1500 MHz, 0 mW, 100 uS s:0x0 c:0x83
> > acpi_pdump: P1: 600 MHz, 0 mW, 100 uS s:0x1 c:0x183
> > control_register:
> > 130 12 1 16 0 0 178
> > status_register:
> > 130 12 1 8 0 0 179
>
> It's indeed the SMM interface, not direct hardware access, with also a
> broken mask (out of spec indeed)
Why is it out of spec?
> I guess 'the other OS' may actually use somehow the full eax before doing
> the outb and then allowing somehow ancient version of speedstep to
> work...
Possibly. But fortunately we don't need to :)
Dominik
next prev parent reply other threads:[~2004-09-09 15:33 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-17 2:51 static freq table support for Pentium M Dothan Michael Clark
2004-08-17 22:04 ` Oliver Antwerpen
2004-08-18 9:44 ` Bruno Ducrot
2004-08-18 22:45 ` Jeremy Fitzhardinge
2004-09-08 19:59 ` Stefan Tomanek
2004-09-08 21:31 ` Dominik Brodowski
2004-09-08 21:43 ` Stefan Tomanek
2004-09-08 22:01 ` Dominik Brodowski
2004-09-08 23:07 ` Stefan Tomanek
2004-09-09 7:00 ` Dominik Brodowski
2004-09-09 8:54 ` Stefan Tomanek
2004-09-09 8:58 ` Bruno Ducrot
2004-09-09 15:33 ` Dominik Brodowski [this message]
2004-09-09 18:41 ` Stefan Tomanek
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