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Re: Updating CPU microcode possible?
From: |
Andrey Borzenkov |
Subject: |
Re: Updating CPU microcode possible? |
Date: |
Mon, 2 Jun 2014 17:39:37 +0400 |
В Mon, 02 Jun 2014 13:39:42 +0300
Nikos Chantziaras <address@hidden> пишет:
> On 01/06/14 18:12, Andrey Borzenkov wrote:
> > В Sat, 31 May 2014 12:18:06 +0300
> > Nikos Chantziaras <address@hidden> пишет:
> >[...]
> >> I'm using Grub 2.02 beta 2 to boot three operating systems on my machine
> >> (Gentoo, FreeBSD and Windows 8.1.) It would be nice if I could make Grub
> >> do a microcode update before booting any of those operating systems.
> >> Right now, I am only able to a microcode update in Linux, after the
> >> kernel is booted.
> >>
> >
> > Someone will need to write grub code to do it.
>
> I found this:
>
> http://biosbits.org
>
> This seems to be a fork of Grub. I suppose there's no plans to merge any
> of this in Grub?
>
You need to contact Intel and ask them to submit code upstream.
Note that they support microcode loading on PC BIOS platform only and
Linux can do it on both PC BIOS and UEFI. What is wrong with loading
microcode after Linux is booted?