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Date:      Tue, 5 May 1998 10:01:27 -0700 (PDT)
From:      Hugh LaMaster <lamaster@george.arc.nasa.gov>
To:        Matthew Jacob <mjacob@feral.com>
Cc:        hardware@FreeBSD.ORG
Subject:   Re: [Target Mode] Was: Ooops - sorry
Message-ID:  <Pine.SOL.3.91.980505095039.13527A-100000@george.arc.nasa.gov>
In-Reply-To: <199805050528.WAA14939@feral.com>

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On Mon, 4 May 1998, Matthew Jacob wrote:

> No, you misread me. Qlogic has a separate architecture and makes
> their own chips. Orthogonal to NCR/Symbios and Adaptec. I was
> just mentioning it as a possible viable Target mode platform
> as opposed to trying to deduce target mode for Adaptec (or, rather,
> doing the right microengine foo for the undocumented AIC sequencer),
> or doing the whole NCR/Symbios SCRIPTS foo (which, as best as I
> can tell, works fitfully and somewhat unpredictably in the at
> least 20 different OS and target device implementations I've
> seen it in).

NCR/Symbios may not be (have been?) perfect, but, 
performance is pretty good across the product line, 
and, at least the programming information was widely 
available, and, you could also buy driver-compatible 
controllers from multiple vendors, including inexpensive 
no-frills like the ASUS I own, to fancier, more heavily
marketed Diamond controllers.  

With the acquisition of Symbios, is there *any* open chipset 
family available in multiple controller incarnations from 
different vendors?  Does Qlogic sell its chips on the open
market- and, if so, is anybody buying (what are the other
sources?)?

--
 Hugh LaMaster, M/S 233-21,    ASCII Email: hlamaster@mail.arc.nasa.gov
 NASA Ames Research Center     Or:          lamaster@george.arc.nasa.gov
 Moffett Field, CA 94035-1000  No Junkmail: USC 18 section 2701
 Phone: 650/604-1056           Disclaimer:  Unofficial, personal *opinion*.


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