linux-kernel - Re: cpufreq doesn't seem to work in Intel Q9300

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Message-ID: <514e099a0808100128u303207clcb22292db2f0cc59@mail.gmail.com>
Date:	Sun, 10 Aug 2008 01:28:00 -0700
From:	"S K" <nospamnoham@...il.com>
To:	"Thomas Renninger" <trenn@...e.de>
Cc:	"Alan Jenkins" <alan-jenkins@...fmail.co.uk>,
	"Zhao Yakui" <yakui.zhao@...el.com>, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: cpufreq doesn't seem to work in Intel Q9300

On Sat, Aug 9, 2008 at 11:59 AM, Thomas Renninger <trenn@...e.de> wrote:
> On Friday 08 August 2008 08:23:25 pm S K wrote:
>> > Try updating the BIOS.
>> > I expect your CPU is too new and the BIOS cannot export the correct freq
>> > values for the specific CPU yet.
>> >
>> >      Thomas
>>
>> The BIOS is already at the latest version :( Is the above comment the
>> only possible reason for the issue?
>
> It is very likely.

But Windows XP is able to do the scaling properly. So how can it be a
BIOS issue? While reading about the Foxconn BIOS fiasco that happened
recently a kernel dev (forgot his name) stated that Linux tries to
emulate Windows for ACPI operations.

So I'm guessing this is a kernel bug.

-SK
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