Subject: Re: HEADS UP: timecounters (branch simonb-timecounters) merged into
To: None <current-users@NetBSD.org>
From: Chapman Flack <nblists@anastigmatix.net>
List: current-users
Date: 06/09/2006 12:47:13
Alan Barrett wrote:
> If you had a log of the history of recent CPU speed changes (with old
> speed, new speed, and timestamp for each change) then it should be
> possible to do the right arithmetic. Add a hook to the timecounters
> framework so that the speedstep code can report "I am now changing the
> speed from X to Y", and let the timecounters code do the bookkeeping.
Are there circumstances where a "log" containing only the most recent
speed change and timestamp would not be sufficient?
I'm not thinking of any right now, but perhaps someone else can.
-Chap