Re: [RFC PATCH v2 0/1] FPGA subsystem core

From: Pavel Machek
Date: Thu Oct 03 2013 - 02:49:23 EST


On Wed 2013-10-02 12:00:52, H. Peter Anvin wrote:
> On 10/02/2013 08:35 AM, Michal Simek wrote:
> >
> > Based on my discussion at ELC with Greg KH the new driver should
> > support firmware interface for loading bitstream.
> >
>
> As I have previously stated, I think this is a mistake simply because
> the firmware interface is a bad mapping on requirements for an FPGA,
> especially once you account for the vast number of ways an FPGA can
> get loaded and you take partial reconfiguration into account. I
> happen to be at a face to face meeting with Greg today, so I'll pick
> his brain a bit.

Umm. Could the discussion be kept on line?

Yes, more than one bitstream makes sense for fpga, but more than one
firmware makes sense for most other devices, too...

Pavel
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