New microcode updating tool for FreeBSD

Stefan Blachmann sblachmann at
Fri Mar 2 05:44:54 UTC 2018

Thank you Eugene!

I'll do some reworking the next days.
(E.g. formatting to FreeBSD style, breaking down the big functions a
bit, cleaning up messy things, write manpage, etc.).
I'll will notify you when I got feedback from a few testers that
reworking didn't break anything obvious so you can update the port.

On 3/2/18, Eugene Grosbein <eugen at> wrote:
> 02.03.2018 10:19, Stefan Blachmann:
>> Intel has released a bunch of new microcodes the last days.
>> As these are not released to the public, you might want to look again
>> into
>> There you find how to obtain the microcodes in case your computer
>> manufacturer hasn't supplied BIOS updates.
>> I have updated the cpupdate tool, too.
>> It does the automatic activation of the new CPU features for
>> meltdown/spectre mitigation now, too. So you do no longer need
>> devcpu-data/cpucontrol.
>> If you tried devcpu-data/cpucontrol and wondered why it does not work,
>> here is background:
>> Have fun testing the new microcodes and FreeBSD's first mitigation
>> patches!
>> Stefan
> I've just committed new port sysutils/cpupdate for your work.
> Please notify if you make significant changes so the port does not stale.

More information about the freebsd-hackers mailing list