From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263762AbUACSnY (ORCPT ); Sat, 3 Jan 2004 13:43:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263771AbUACSnY (ORCPT ); Sat, 3 Jan 2004 13:43:24 -0500 Received: from gprs214-81.eurotel.cz ([160.218.214.81]:385 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S263762AbUACSnX (ORCPT ); Sat, 3 Jan 2004 13:43:23 -0500 Date: Sat, 3 Jan 2004 19:44:34 +0100 From: Pavel Machek To: Jeff Garzik Cc: Karel =?iso-8859-1?Q?Kulhav=FD?= , linux-kernel@vger.kernel.org Subject: Re: Compatibility of Nvidia NVNET driver license with GPL Message-ID: <20040103184434.GD1080@elf.ucw.cz> References: <20031231073101.A474@beton.cybernet.src> <3FF26E8A.5070806@pobox.com> <20031231114357.A318@beton.cybernet.src> <3FF2C86C.1030906@pobox.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3FF2C86C.1030906@pobox.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > If you are serious about this, we have tons of good ideas, and tons of > suggestions on how to avoid bad ideas :) > > OpenCores (http://www.opencores.org/) might be a good place to start, as > they already have a 10/100 ethernet MAC which is working, and has been > silicon'd: http://www.opencores.org/projects/ethmac/ Full "source" for > the MAC is available, in VHDL I think. OpenCores also has PCI VHDL and > other glue you may need. > > You'll definitely want to implement autonegotiation. It's a showstopper > without that. And if it's not gigabit ethernet, it's already outdated. > So it's a tough challenge. AFAIK, Clock is developing ethernet-over-infrared-over-300meters-of-air. It knows what is at the other end, and probably does not need autonegotiation. It is probably not going to be gigabit, either. [Current version that works is 10mbit over ~300meters]. Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?]