Subject: Re: proposal for changes to todr interface
To: Perry E. Metzger <>
From: David Brownlee <>
List: tech-kern
Date: 09/07/2006 09:05:07
On Wed, 6 Sep 2006, Perry E. Metzger wrote:

> Say you really intelligently notice the DST transition has happened
> and warp rtc_offset and the clock so windows will be "happy". As soon
> as you boot Windows, it will warp the clock *again*. You need to know
> if you've booted Windows between NetBSD boots to know if rtc_offset
> should be adjusted! And, of course, you can't know!
> My suggestion is to not worry about fixing it perfectly. We can, at
> best, make the kludges less ugly.

 	Wouldn't it be nice if windows always cleared the DSE bit on
 	the rtc, that way NetBSD could set it and use its absence as
 	a hint that windows had run in between NetBSD boots.

 	Of course its only a very vague hint and just makes the hands
 	wave faster...

 		David/absolute       -- No hype required --