Subject: Re: motherboard recommendations?
To: Christoph Kaegi <>
From: Curt Sampson <>
List: netbsd-users
Date: 08/08/2002 12:34:28
On Wed, 7 Aug 2002, Christoph Kaegi wrote:

> Can the controller speak UDMA5 to the disk and, say, UDMA2 to the CD-ROM,
> or will the whole channel be downgraded to UDMA2?

I don't recall what the system said about what it was using, but I can
say from experience that including a UDMA2 device on the same bus as a
UDMA5 IBM IDE disk slowed down the IBM IDE disk, at least under NetBSD-current
as of about four months ago.

Curt Sampson  <>   +81 90 7737 2974
    Don't you know, in this new Dark Age, we're all light.  --XTC