DragonFly-2.3.0.876.g136cd master sys/dev/acpica5 acpi_hpet.c

[Joerg Sonnenberger]

On Tue, May 05, 2009 at 01:23:27PM +0800, Sepherosa Ziehau wrote:
> > has to be reprogrammed after S3/S4 or at least recomputed by the code
> > that reads back the RTC value.
> 
> Didn't aware how 8254 could be affected, 8254 document mentions
> nothing about power management stuffs.

During S3, the i8254 is just inactive and cut off completely as well.
The only time source that is active is the RTC. Everything else is just
luck.

Joerg