Re: [PATCH 1/3] rtc-efi: register rtc-efi device when EFI enabled

From: joeyli
Date: Fri Dec 28 2012 - 20:03:00 EST


æ äï2012-12-28 æ 17:43 +0000ïMatthew Garrett æåï
> On Sat, 2012-12-29 at 00:26 +0800, Lee, Chun-Yi wrote:
> > UEFI time services, GetTime(), SetTime(), GetWakeupTime(), SetWakeupTime() are also
> > supported by other non-IA64 architecutre with UEFI BIOS, e.g. x86.
> >
> > This patch changed RTC_DRV_EFI configuration to depend on EFI but not just IA64. It
> > checks efi_enabled flag and efi-rtc driver should enabled.
>
> In theory, certainly - but do we still have machines that explode if the
> get_time call is made? We may also want to think about disabling the
> legacy access to the RTC if the EFI calls are present.

The legacy get_time access on my test machine is work fine, not thing
explode. :-)
Just we have a function want to expose the timezone information to
userspace and also store it.


Thanks a lot!
Joey Lee


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