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Date:      Sun, 28 Sep 1997 22:56:48 +0000 (GMT)
From:      Terry Lambert <tlambert@primenet.com>
To:        tony@dell.com (Tony Overfield)
Cc:        tlambert@primenet.com, hackers@FreeBSD.ORG
Subject:   Re: INB question
Message-ID:  <199709282256.PAA18439@usr07.primenet.com>
In-Reply-To: <3.0.2.32.19970927055543.006bd29c@bugs.us.dell.com> from "Tony Overfield" at Sep 27, 97 05:55:43 am

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> Port 0x18, on many systems, is an alias of port 0x08, which is 
> the read-only DMA status register and the write-only DMA command 
> register.  Likewise, port 0x1A is often an alias of the write-only 
> port 0x0A DMA mask register.

Peachy.  I suppose this was done "for no good reason", as usual in
PC hardware design.  8-(.

					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.



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