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.

cjs
-- 
Curt Sampson  <cjs@cynic.net>   +81 90 7737 2974   http://www.netbsd.org
    Don't you know, in this new Dark Age, we're all light.  --XTC