Re: [PATCH v4 02/10] x86/cpu/topology: Add CPU type to struct cpuinfo_topology
From: Borislav Petkov
Date: Mon Oct 21 2024 - 13:46:04 EST
On Mon, Oct 21, 2024 at 05:13:41PM +0000, Luck, Tony wrote:
> Example from <asm/intel-family.h>
>
> #define INTEL_ALDERLAKE_L IFM(6, 0x9A) /* Golden Cove / Gracemont */
>
> #define INTEL_RAPTORLAKE IFM(6, 0xB7) /* Raptor Cove / Enhanced Gracemont */
>
> The native model number could be helpful to tell what each of your P-cores and E-cores
> are based on. Could be useful when the same base core is used in more than one SoC
> generation.
How am I supposed to read this?
Gracemont is the "native", base core and from that they do a Golden Cove and
a Raptor Cove?
What does that have to do with the P- and E-cores? Are those above two
different types wrt performance?
Thx.
--
Regards/Gruss,
Boris.
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