Return-path: Received: from hiems2.ing.unibs.it ([192.167.23.204]:38368 "EHLO hiems2.ing.unibs.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754641Ab0JJQxU convert rfc822-to-8bit (ORCPT ); Sun, 10 Oct 2010 12:53:20 -0400 Subject: Re: Release of Maranello firmware source code for Broadcom cards Mime-Version: 1.0 (Apple Message framework v1081) Content-Type: text/plain; charset=utf-8 From: francesco.gringoli@ing.unibs.it In-Reply-To: Date: Sun, 10 Oct 2010 18:53:19 +0200 Cc: linux-wireless , b43-dev@lists.infradead.org, Bo Han Message-Id: References: <2518B44B-D014-4ABA-AE31-BD75691488AB@ing.unibs.it> <1DBB75B1-733F-4DFC-A541-2C2C986586A6@ing.unibs.it> To: =?utf-8?Q?Rafa=C5=82_Mi=C5=82ecki?= Sender: linux-wireless-owner@vger.kernel.org List-ID: On Oct 10, 2010, at 4:47 PM, Rafał Miłecki wrote: > 2010/10/10 : >> Hello there, >> >> we released the source code of the Maranello firmware and all the >> necessary kernel patches. It was tested on Broadcom 4318/4306 pci >> cards on PC architecture. Find all the necessary files browsing from >> >> http://www.ing.unibs.it/openfwwf >> >> or go directly here >> >> http://www.cs.umd.edu/projects/maranello >> >> >> Maranello is an enhancement of the 802.11 DCF standard: it implements >> a Partial Packet Recovery technique to retransmit only the corrupt >> parts of failed packets. This reduces the airtime and contributes to >> enhance the throughput. It was written starting from OpenFWWF5.2 by >> adding a number of new features. > > Hey, thanks for info! > > Did you just add recovery feature to OpenFWWF 5.2 or did you improve > basic OpenFWWF as well? > > My 4318 with OpenFWWF 5.2 stops transmitting after few MB. Can > Maranello contain any fix for this? I'll able to test this later next > week. No, I don't think so. OpenFWWF5.2 does not handle correctly fifo overflow conditions. We have a testing firmware that handles them (and that works perfectly on WRT54GL): I hope we can release it soon. Kind regards, -Francesco Gringoli Informativa sulla privacy: http://help.ing.unibs.it/privacy.php