From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: [PATCH RFC v5] net: add PCINet driver Date: Sun, 11 Jan 2009 10:32:35 +1100 Message-ID: <1231630355.2142.92.camel@pasglop> References: <20090107195052.GA24981@ovro.caltech.edu> <20090108.111610.132149837.davem@davemloft.net> <20090108192716.GA19863@ovro.caltech.edu> <20090108215127.GA28935@ovro.caltech.edu> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: David Miller , linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, shemminger@vyatta.com, arnd@arndb.de, netdev@vger.kernel.org, Rusty Russell To: Ira Snyder Return-path: Received: from gate.crashing.org ([63.228.1.57]:45367 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751778AbZAJXdR (ORCPT ); Sat, 10 Jan 2009 18:33:17 -0500 In-Reply-To: <20090108215127.GA28935@ovro.caltech.edu> Sender: netdev-owner@vger.kernel.org List-ID: On Thu, 2009-01-08 at 13:51 -0800, Ira Snyder wrote: > The guests (PowerPC computers running Linux) are PCI cards in the host > system (an Intel Pentium3-M system). The guest computers can access all > of the host's memory. The guests provide a 1MB (movable) window into > their memory. > > The PowerPC computers also have a DMA controller, which I've used to get > better throughput from my driver. I have a way to create interrupts to > both the host and guest systems. That looks -very- similar to the PCI driver for CAB and Cell triblades that was, I think, submitted a while ago. Arnd what's the status with that driver ? Cheers, Ben.