Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME

H. Peter Anvin
2013-12-20T04:22:08Z

On 12/19/2013 08:05 PM, joeyli wrote:
>
> Then that means the priority of PNP0B0x is higher then "CMOS RTC Not
> Present" flag. ACPI spec doesn't have clear definition on this.
>

According to the Microsoft requirements documents, such a platform is
broken and shouldn't exist.

> I look forward to Borislav's "EFI runtime mapping" to fix the physical
> address accessing issue of EFI time service on x86_64 machines. I tested
> his patches on a issue machine and it works for walk around BIOS bug.
>
> Can we use EFI time services on x86_64 after Borislav's patches accepted
> to mainline?
>

No.

-hpa