> 
> Now that you mention it, I remember noticing that Reno and NetBSD do
> this differently: with Reno, the port indicator lamp on an RA81 drive
> will stay continuously lit during the bootstrap process, but once the
> system is up, and file systems are mounted, it will only light up when
> actual disk access is going on.  With NetBSD, the lamp is always lit
> while the system is running.
> 
No, NetBSD uses (in basic anyway, derived from) the Reno ra driver,
which also selected the unit "for good". This is also true for both
the 4.2 and 4.3 driver (which was totally different).

-- Ragge