Re: [PATCH] rtc: Disable EFI rtc for x86

One Thousand Gnomes
2014-11-11T11:39:22Z

> > look further into the options I have set in my kernel build, I may have
> > changed something else without remembering between booting with and
> > without the CSM enabled.
> >
>
> It could also be that the non-CSM BIOS somehow remaps the CMOS registers.

I don't believe there is anything which prevents the CSM from faking a
CMOS clock using SMM from whatever is actually in the hardware.

Alan