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Date:      Mon, 17 Mar 1997 19:55:38 +0100
From:      Stefan Esser <se@freebsd.org>
To:        Garrett Wollman <wollman@lcs.mit.edu>
Cc:        current@freebsd.org
Subject:   Re: Intel Xpress motherboards?
Message-ID:  <19970317195538.40845@x14.>
In-Reply-To: <199703171825.NAA12224@khavrinen.lcs.mit.edu>; from Garrett Wollman on Mon, Mar 17, 1997 at 01:25:32PM -0500
References:  <9703141918.AA01611@halloran-eldar.lcs.mit.edu> <19970317192048.60297@x14.> <199703171825.NAA12224@khavrinen.lcs.mit.edu>

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On Mar 17, Garrett Wollman <wollman@lcs.mit.edu> wrote:
> <<On Mon, 17 Mar 1997 19:20:48 +0100, Stefan Esser <se@freebsd.org> said:
> 
> >> Alternatively, when can we have proper PCI support that uses the PCI
> >> BIOS (if present) to do its dirty work?
> 
> > Why should we want to rely on the PCI BIOS ???
> 
> 1) Because it actually works.

Really ? On all motherboards ?
The 32 bit functions ?

> 2) Because it supports half-word and byte configuration accesses.

You have any use for them ???
Well, they are trivial to provide.

But PCI was designed to work with
CPUs that don't offer byte accesses
(DEC Alpha).

If you want byte accesses, you'll
get them. But even you didn't ask
for them before ...

Regards, STefan



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