[coreboot] microcode updates

Gregg Levine gregg.drwho8 at gmail.com
Tue Jul 8 22:04:08 CEST 2014


Hello!
Agreed on all points.

Now Scott, I'm certainly no expert on Intel processors either, but in
a word, "Thank you!", regarding all of that searching and finding out
where that stuff is based.
-----
Gregg C Levine gregg.drwho8 at gmail.com
"This signature fought the Time Wars, time and again."


On Tue, Jul 8, 2014 at 2:57 PM, ron minnich <rminnich at gmail.com> wrote:
> Yes, and that's sensible for some cases, if you consider that people don't
> always keep their firmware up to date!
>
> To be honest, I'm trying a little bit to discourage the idea that it's safe
> to build coreboot without microcode blobs on modern CPUs. Might work on your
> x60. Not recommended on more recent chipsets. Yes, you might get it to boot.
> That's almost worse than having it fail.
>
> ron
>
>
> On Tue, Jul 8, 2014 at 11:26 AM, Scott Duplichan <scott at notabs.org> wrote:
>>
>> ron minnich [mailto:rminnich at gmail.com]  wrote:
>>
>> ]you can  no longer update microcode after the kernel boots
>> ](on modern Intel CPUs). It has to happen before you do Cache
>> ]As Ram in many cases, or you'll get some pretty unpleasant
>> ]consequences.
>> ]
>> ]ron
>> ]
>> ][...]
>>
>> While I am no expert on recent Intel processors, it appears
>> Intel still distributes patch packages for OS use (goo.gl/ffLdyq)
>> and Linux still applies them (goo.gl/oaBvdE).
>>
>> Thanks,
>> Scott
>>
>>
>>
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>
>
>
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