In article <v03130303b785e8ba4638@[192.168.0.201]>
mw@blobulent.com writes:

> In the first generations of PowerMacs that had IDE busses, Apple didn't
> intend to use the slave.  That's why they had two busses -- one for the
> hard drive, and one for the cdrom.  Around the time of the Beige G3's
> (ISTR), they changed their IDE chipset so that it could use slaves in
> MacOS, and could boot from slaves.

I think it was not chipset problem but the firmware or OS problem.
NetBSD could probe a disk at the slave on my Apus2000 while
MacOS could not find it.
(BTW my Apus2000 have only one IDE bus and CD-ROM is connected to mesh.)
---
Izumi Tsutsui
tsutsui@ceres.dti.ne.jp