Newsgroups: comp.sys.transputer
From: jdd@aiki.demon.co.uk (Jim Dixon)
Subject: Re: Transputer and Coherent UNIX
Organization: AIKI Parallel Systems Ltd
Date: Mon, 22 Aug 1994 12:30:26 +0000
Message-ID: <777558626snz@aiki.demon.co.uk>

In article <npeVuAnBBh107h@tordivel.no> thor@tordivel.no "Thor Vollset" writes:

> In <777321587snz@aiki.demon.co.uk> jdd@aiki.demon.co.uk (Jim Dixon) writes:
> >In article <emartel.118.2E5022ED@noc.tor.hookup.net>
> >           emartel@noc.tor.hookup.net "Eric Martel" writes:
> >> How difficult would it be to make a transputer work with coherent unix.
> 
> >What does this question mean?  Do you mean
> 
> >A   can I run Coherent UNIX on a PC and communicate with a B004/B008-
> >    compatible transputer board? or
>
[etc]
> >Possible answers are
> 
> >A   sure, you just have to modify ISERVER; Inmos supplies the source
> >    code with the B008
>
[etc]
> D    If yo can access the IO-Port of the PC-BUS. Then anybody with knowledge
>      can implement a B004 interface in 12 hours. The advantage/disadvantage
>      ( how you feel about ) of this is that you have to define your application
>      protocol. A B004 interface consists of these functions :
> 
>                 ReadByte
>		  DataReady
[and so forth]

Read a little more carefully and you will find that your D = my A.  A decent
implementation is a lot more than 200 lines, though, because you have to
use assembler to get reasonable performance.

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