On Jun 1, 7:41, Tim Shoppa wrote:
> > Even then, it only does 18-bit DMA, so whether it's useful depends on
the
> > O/S -- RSX11 and Unix manage fine
>
> Really? Which version RSX11M? Which Unix? Certainly the recent
versions
> of 11M+, as well as 2.10 and 2.11BSD, will crash very badly if you use
> them on a system with more than 124 kWords of memory and a RLV11.
My RSX11M 3.2 and 4.1 manage fine. AFAIR, it's supported -- it's
certainly in the manual somewhere. The driver understands that it has to
be careful about using the bottom 124K words for disk access.
--
Pete Peter Turnbull
Dept. of Computer Science
University of York
Received on Mon Jun 01 1998 - 14:03:58 BST