[linux-yocto] [PATCH 0/2] Use CPUID to estimate clock frequency for linux-yocto-4.1

Bruce Ashfield bruce.ashfield at windriver.com
Fri Jun 24 13:53:03 PDT 2016


On 2016-06-23 12:25 AM, Yong, Jonathan wrote:
> This patch allows clock frequencies to be calibrated if TSC and CPU
> frequencies differ. This is not in the latest kernel tree yet, so this
> should go into standard/intel/base.

staged to standard/intel/base

Bruce

>
> Tested with Apollo Lake.
>
> Bin Gao (1):
>    x86 tsc: enumerate BXT tsc_khz via CPUID
>
> Len Brown (1):
>    x86 tsc: enumerate SKL cpu_khz and tsc_khz via CPUID
>
>   arch/x86/include/asm/tsc.h      |  1 +
>   arch/x86/include/asm/x86_init.h |  4 +-
>   arch/x86/kernel/tsc.c           | 91 +++++++++++++++++++++++++++++++++++++----
>   arch/x86/kernel/x86_init.c      |  1 +
>   4 files changed, 89 insertions(+), 8 deletions(-)
>



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