linux-kernel - Re: Linux* Processor Microcode Data File

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Message-ID: <20090309072725.45a895f1@linux.intel.com>
Date:	Mon, 9 Mar 2009 07:27:25 -0700
From:	Arjan van de Ven <arjan@...ux.intel.com>
To:	Dragoslav Zaric <dragoslav.zaric.kd@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Linux* Processor Microcode Data File

On Mon, 9 Mar 2009 10:43:57 +0100
Dragoslav Zaric <dragoslav.zaric.kd@...il.com> wrote:

> Hello,
> 
> I was browsing Intel web site for my processor docs and I bumped
> on download link "Linux* Processor Microcode Data File" and it says
> there:
> 
> "The microcode data file contains the latest microcode definitions for
> all Intel processors.
> Intel releases microcode updates to correct processor behavior as
> documented in the respective
> processor specification updates. While the regular approach to getting
> this microcode update is via
> a BIOS upgrade, Intel realizes that this can be an administrative
> hassle. The Linux Operating System
> and VMware ESX products have a mechanism to update the microcode after
> booting. For example,
> this file will be used by the operating system mechanism if the file
> is placed in the /etc/firmware
> directory of the Linux system."
> 
> So, does new kernel versions just copy this microcode update file in
> /etc/firmware folder

yup just place it there.... and it'll get picked up.


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
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