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Date:      Fri, 17 Mar 1995 09:59:33 -0500 (EST)
From:      Peter Dufault <dufault@hda.com>
To:        mbarkah@teton.Mines.Colorado.EDU (Ade Barkah)
Cc:        hackers@FreeBSD.org
Subject:   Re: Multiport serial cards
Message-ID:  <199503171459.JAA08376@hda.com>
In-Reply-To: <9503171052.AA19966@teton.Mines.Colorado.EDU> from "Ade Barkah" at Mar 17, 95 03:52:03 am

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Ade Barkah writes:

> 
> 
> Terry Lambert wrote:

(All sorts of wonderful things about what a great company DigiBoard
is and what good products they have and summarizes with...)

> 
> > The ONLY thing that is standing in the way of a driver there, IMO,
> > is the lack of someone with hardware and a determination to write a
> > driver.
> 
> They have one for BSDI. Any chance converting that for FreeBSD ?

Digi (new name) requires a non disclosure agreement for the "Device
Driver Writer's Guide" required to interface to the "FEP/OS" (Front
End Processor OS).

The only thing available without NDA is the jumper settings and
how to interface to the BIOS that then downloads the FEP/OS.

I have a call in for an explanation of the non-disclosure agreement.
They advertise the Linux driver in their WWW page and it is available
from their FTP site.  I don't mind signing NDA and paying $100.00
as long as the driver can be made available under a Berkeley style
copyright.  It will be advantage for FreeBSD to support the DigiBoard
product.

Alternatively someone can pick up the Linux driver and write an
interface guide for the FEP/OS and then send that along to someone
else to write a FreeBSD driver.

Digi's policy is unfortunate.  I can't quite puzzle out what competitive
advantage Digi gets by declining to publish the interface to the board
firmware.

I'll send this under separate cover to support@digibd.com.  Hopefully
someone there can tell us how the Linux driver was written, whether it
adheres to the terms of the NDA, and whether or not there is some way we
can produce a driver that falls under the non-restrictive Berkeley style
copyright

Peter

-- 
Peter Dufault               Real Time Machine Control and Simulation
HD Associates, Inc.         Voice: 508 433 6936
dufault@hda.com             Fax:   508 433 5267



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