Subject: Re: Update frequency of Time Base reg?

From: Chris Friesen <[email-masked]>
Date: Tue, 12 Oct 2004 09:51:02 -0600

Jon Masters wrote:

> so e.g. in /proc/device-tree/cpus/PowerPC,G4/timebase-frequency.

Interesting.  Learn something new....

Just took a look at the code, and there are apparently some machines on which 
this is flaky.  To use this in userspace you'd want to account for that, and 
probably you'd want a backup calibration as well.

Chris