[coreboot] Patch merged into coreboot/master: 1816569 Intel CPUs: execute microcode update only once per core

gerrit at coreboot.org gerrit at coreboot.org
Mon Jul 2 15:49:09 CEST 2012

the following patch was just integrated into master:
commit 18165693d04195d9fb80c13e1e420cb9be8991b6
Author: Kyösti Mälkki <kyosti.malkki at gmail.com>
Date:   Wed Jun 27 16:14:49 2012 +0300

    Intel CPUs: execute microcode update only once per core
    Early HT-enabled CPUs do not serialize microcode updates within a core.
    Solve this by running microcode updates on the thread with the smallest
    lapic ID of a core only.
    Also set MTRRs once per core only.
    Change-Id: I6a3cc9ecec2d8e0caed29605a9b19ec35a817620
    Signed-off-by: Kyösti Mälkki <kyosti.malkki at gmail.com>

Build-Tested: build bot (Jenkins) at Wed Jun 27 16:04:29 2012, giving +1
Reviewed-By: Stefan Reinauer <stefan.reinauer at coreboot.org> at Thu Jun 28 00:16:32 2012, giving +2
Reviewed-By: Sven Schnelle <svens at stackframe.org> at Wed Jun 27 16:57:37 2012, giving +2
See http://review.coreboot.org/1142 for details.


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