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Re: [Qemu-devel] [PATCH v12 1/4] i386: Add support for CPUID_8000_001E f
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From: |
Eduardo Habkost |
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Subject: |
Re: [Qemu-devel] [PATCH v12 1/4] i386: Add support for CPUID_8000_001E for AMD |
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Date: |
Wed, 6 Jun 2018 18:26:26 -0300 |
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User-agent: |
Mutt/1.9.2 (2017-12-15) |
On Wed, Jun 06, 2018 at 10:36:43AM -0400, Babu Moger wrote:
[...]
> + /*
> + * CPUID_Fn8000001E_EBX
> + * 31:16 Reserved
> + * 15:8 Threads per core (The number of threads per core is
> + * Threads per core + 1)
> + * 7:0 Core id (see bit decoding below)
> + * SMT:
> + * 4:3 node id
> + * 2 Core complex id
> + * 1:0 Core id
> + * Non SMT:
> + * 5:4 node id
> + * 3 Core complex id
> + * 1:0 Core id
> + */
Where are those bit offsets documented? AMD Family 17h PPR just
says "7:0 Core ID".
--
Eduardo