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Article #42249

Re: Steve Gibson's 386sx column

#42249
From: Russ Nelson
Date: Tue, 13 Feb 1990 14:57
29 lines
2069 bytes
In article <29140@amdcad.AMD.COM> phil@pepsi.amd.com writes:

   4) The Gateway Ethernet interface has no high memory footprint?
   Anyone care to comment on the Gateway? I've never seen it for
   sale.

It's probably I/O based and doesn't have a boot prom installed.  There
are quite a few of these boards, among them the 3c501 and ni5010 (I
wouldn't put either of these in a 386), Novell NE[12]000 and clones.
I don't know how much performance you lose when you use an I/O based
Ethernet card.

There is also the ni6510, which is a bus mastering Ethernet card.  I've got
two of these (donated to Clarkson by Racal/Interlan so that I could write a
packet driver for it), and they're pretty slick.  It will write its packets
anywhere in the first 16 Mbytes, so you could put your packet buffers up
in extended memory, or, if you have a 386 control program that does expanded
memory mapping, you could put your buffers in expanded memory.

Their prototype cards wouldn't work in my prototype Zenith Z-386 -- does that
surprise anyone?  I have no idea whether the real cards will work in real
386ses.  If you're thinking about buying one of these, contact Racal/Interlan
to see if the board will work in your machine.  They have a list of machines
that the board is known to work in.  For example, it works in a Z-248, but
not in a Z-286-LP12 (that is, the prototype board doesn't work).

--
--russ (nelson@clutx [.bitnet | .clarkson.edu])  Russ.Nelson@$315.268.6667
Violence never solves problems, it just changes them into more subtle problems
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Message-ID: <NELSON.90Feb13095724@image.clarkson.edu>
Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!image.soe.clarkson.edu!news
References: <29140@amdcad.AMD.COM>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!image.soe.clarkson.edu!news
From: nelson@sun.soe.clarkson.edu (Russ Nelson)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Steve Gibson's 386sx column
Message-ID: <NELSON.90Feb13095724@image.clarkson.edu>
Date: 13 Feb 90 14:57:31 GMT
References: <29140@amdcad.AMD.COM>
Sender: news@sun.soe.clarkson.edu
Reply-To: nelson@clutx.clarkson.edu
Organization: Clarkson University, Potsdam NY
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In-reply-to: phil@pepsi.amd.com's message of 12 Feb 90 20:22:51 GMT