Messages in this thread | | | Date | Mon, 18 Aug 2014 11:04:53 -0400 | Subject | Re: [RFC 0/3] Experimental patchset for CPPC | From | Ashwin Chaugule <> |
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Hi Len,
On 15 August 2014 18:11, Len Brown <lenb@kernel.org> wrote: > The Linux team at Intel did not implement ACPI CPPC support > because we see no benefit to it over the native hardware interface on x86. >
Thanks for sharing Intels observations. I had looked at the SDM [1] and found all the CPPC MSRs. I suppose X86 will not use a majority of it.
Cheers, Ashwin
[1] - HWP section 14.4 http://www.intel.com/content/dam/www/public/us/en/documents/manuals/64-ia-32-architectures-software-developer-vol-3b-part-2-manual.pdf
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