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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2012-07-04 12:02:58 +0300 |
|---|---|---|
| committer | Anton Kochkov <anton.kochkov@gmail.com> | 2012-08-03 12:19:31 +0200 |
| commit | df0fbc7455bb7e7a6081c539c9c94d68168e72d6 (patch) | |
| tree | c067889f5f0281beed1cc6a36d361d4f057d5c57 /src/superio | |
| parent | 15cf0adc3edaf184d98a3b3c228e0858ff7b24d3 (diff) | |
Intel CPUs: Fix counting of CPU cores
Detection for a hyper-threading CPU was not compatible with multicore
CPUs. When using CPUID eax==4, also need to set ecx=0.
CAR init tested on real hardware with hyper-threading model_f25 and
under qemu 0.15.1 with multicore CPU.
Change-Id: I28ac8790f94652e4ba8ff88fe7812c812f967608
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/1172
Tested-by: build bot (Jenkins)
Reviewed-by: Anton Kochkov <anton.kochkov@gmail.com>
Diffstat (limited to 'src/superio')
0 files changed, 0 insertions, 0 deletions