Subject: Re: Clock drift on Miatas
To: Hal Murray <firstname.lastname@example.org>
From: Jason R Thorpe <email@example.com>
Date: 05/28/2000 09:22:40
On Sun, May 28, 2000 at 01:33:50AM -0700, Hal Murray wrote:
> There is an extra complication with the 600au. The SRM lies about
> the clock speed.
> >From dmesg:
> Digital Personal WorkStation 600au, 598MHz
> It's really 600 rather than 588. I haven't found the appropriate
> NetBSD timekeeping code yet but Linux believed the SRM and the result
> was too far off for the PLL to lock up. So it would jump by a couple
> of seconds every 15 minutes or so.
NetBSD doesn't use this, I'm pretty sure. It just knows that the clock
interrupts 1024 times a second and goes from there.
-- Jason R. Thorpe <firstname.lastname@example.org>