Re: Adaptec AHA2940

Andrew E. Mileski (
Fri, 3 Jan 1997 11:50:41 -0500 (EST)

> > I've been using an AHA2940 for ages, and it works fine. However, there are
> > some problems with changing SCSI adapters, e.g. a harddisk formatted with
> > an Adaptec controller sometimes won't work with a NCR controller, and vice
> > versa.
> b..b..b..b..But... SCSI is supposed to be interchangeable, a fundamental
> goal of the interface design. This is alarming news. Is NCR or Adaptec
> at fault?

Neither - this is universal in my experience. Moving from one model
of controller to another OF THE SAME MAKE can suffer from the same
problem. Can't say I know why though.

Andrew E. Mileski
Linux Plug-and-Play Kernel Project
XFree86 Matrox Team