From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1M0vXI-0004xV-C0 for qemu-devel@nongnu.org; Mon, 04 May 2009 06:36:36 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1M0vXG-0004vP-KV for qemu-devel@nongnu.org; Mon, 04 May 2009 06:36:35 -0400 Received: from [199.232.76.173] (port=52399 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1M0vXG-0004vA-Bh for qemu-devel@nongnu.org; Mon, 04 May 2009 06:36:34 -0400 Received: from qw-out-1920.google.com ([74.125.92.149]:12310) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1M0vXD-0001Mk-W8 for qemu-devel@nongnu.org; Mon, 04 May 2009 06:36:33 -0400 Received: by qw-out-1920.google.com with SMTP id 4so2479133qwk.4 for ; Mon, 04 May 2009 03:36:29 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <1295ed070905040223m3e4f08cq259c4ab696b7ef44@mail.gmail.com> References: <5C92D599-FCA8-4C38-8863-20544C1AB520@theiggy.com> <1295ed070905040223m3e4f08cq259c4ab696b7ef44@mail.gmail.com> Date: Mon, 4 May 2009 19:36:29 +0900 Message-ID: Subject: Re: [Qemu-devel] virtio documentation or BSD licensed driver? From: higepon Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Pantelis Koukousoulas Cc: Brian Jackson , qemu-devel@nongnu.org Hi. I really appreciate your help. Thanks. That's what I want to know about. > 2) Think of virtio-net as just another (sophisticated) PCI driver and > look at its implemenation > in qemu. Although qemu is not BSD licensed, your work is unlikely to > be considered a derivative > of qemu since you are implementing a driver for that virtual > "hardware", not another copy it. Maybe this is suitable for my OS. > The BSD virtio headers, the paper and the virtio-net qemu > implementation should be enough to > allow you to write a driver for your OS imho (it is already more info > than you typically get for > real hardware) Okay I will start from reading the paper. > P.S., in practice I believe several developers for other OSes look at > the sources of linux drivers > as sort of a really good documentation for hardware, even if the > license of their OS is incompatible. > IANAL and all that, but I 'd be really suprised if you got sued for > porting virtio-net to your hobby OS :) Interesting and resonable. But Since Mona OS is my life work, i want to avoid from license problems. Cheers.