Subject: Re: RFC: General purpose "general purpose i/o pin" framework
To: Witold J. Wnuk <witek@wnuk.eu.org>
From: Jason R Thorpe <thorpej@wasabisystems.com>
List: tech-kern
Date: 08/14/2002 08:13:45
On Wed, Aug 14, 2002 at 09:28:24AM +0000, Witold J. Wnuk wrote:
> On Tuesday 13 August 2002 12:36, Herb Peyerl wrote:
> >
> > The icing on the cake would be some sort of uploadable filter language
> > that can define a state machine implemented by the kernel. Then it'd
> > be a no-brainer to build an SPI filter... Or, say, a BDM filter that
> > gets attached to the PC Parallel port GPIO driver. Shouldn't be
> > too hard to put a vhdl parser in the kernel. :-)
>
> Something like /dev/bpf program interpreter but more fool proof... Ability to,
> for example, reliably program all these in-circuit-programmable
> microcontrollers using parallel port would certainly be welcomed by
> hobbyists.
Yah ... this definitely would be useful ... but would people mind terribly
much if I left that for a future iteration of the interface? :-)
--
-- Jason R. Thorpe <thorpej@wasabisystems.com>