A.P. Lawrence

memory holes

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From: "Jeff Poulin" <jeff@nbhc.org>
Subject: Re: OS5.x and BIOS memory holes at 15-16M
Date: Tue, 1 May 2001 15:37:22 -0700 References: <uxCH6.1160$ni.917799@tomcat.sk.sympatico.ca> <3AEF1228.68F0B3DA@aplawrence.com>

"Tony Lawrence" <tony@aplawrence.com> wrote in message
news:3AEF1228.68F0B3DA@aplawrence.com...
> Don Yakubowski wrote:
> >
> > To support an older ISA card, I want to close off the 15M-16M address
space
> > to reserve
> > that range for my peripheral.Does anyone have any direct experience with
> > this type of
> > setup,in terms of any impact on OS5?We will certainly put the system
thru
> > it's paces,but
> > wonder if anyone has done this to know what,if any,effects it may have
on
> > SCO's memory
> > handling.
>
>
> No effect.  The memory manager is smart enough to handle
> this.
>
> --
> Tony Lawrence (tony@aplawrence.com)
> SCO/Linux articles, help, book reviews, tests,
> job listings and more : 

I don't think SCO's memory manager has anything to do with it.  The
remapping is all done via your BIOS and SCO doesn't even know the hole is
there.  If you have, say 128MB of RAM, SCO (or any other O/S) will happily
see 127MB.

   -- Jeff Poulin

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