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

[Matthew Garrett]

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.
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