Re: AMD FX-6100 boot pauses with ACPI

[Jukka Ruohonen <jruohonen%iki.fi@localhost>]

On Tue, Jan 31, 2012 at 11:43:38AM -0800, Paul Goyette wrote:
> If I recall correctly, C1E is not supported.  I always disable it on all 
> of my AMD systems (Phenom-II based, with ASUS motherboards).

Yes, C1E is not supported, like all C-states. But there is a quirk in
acpicpu(4) for C1E and it should not cause trouble now.

> On Tue, 31 Jan 2012, Ian Clark wrote:
> >If I re-enable C1E I get to 'root file system type: ffs', then I have
> >to press a key to continue booting, and shutdown is unreliable, as
> >previously, however with C1E disabled I can boot and reboot cleanly.
> >(ALthough I have seen a couple of crashes at the final stage of
> >reboot.)

I have no idea about this. For all I know, C1E should not have anything to
do with issues like 'root file system type: ffs'.

- Jukka.