From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13481 invoked by alias); 24 Aug 2009 15:33:33 -0000 Received: (qmail 13472 invoked by uid 22791); 24 Aug 2009 15:33:32 -0000 X-SWARE-Spam-Status: No, hits=-2.0 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from hermes.mlbassoc.com (HELO mail.chez-thomas.org) (76.76.67.137) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 24 Aug 2009 15:33:23 +0000 Received: by mail.chez-thomas.org (Postfix, from userid 999) id 9FE923B5323C; Mon, 24 Aug 2009 09:33:06 -0600 (MDT) Received: from hermes.chez-thomas.org (hermes_local [192.168.1.101]) by mail.chez-thomas.org (Postfix) with ESMTP id 389313B53236; Mon, 24 Aug 2009 09:33:06 -0600 (MDT) Message-ID: <4A92B2B2.8080301@mlbassoc.com> Date: Mon, 24 Aug 2009 15:33:00 -0000 From: Gary Thomas User-Agent: Thunderbird 2.0.0.19 (X11/20090105) MIME-Version: 1.0 To: Jim Bradleigh CC: John Dallaway , ecos-discuss@ecos.sourceware.org References: <4A924B46.4050209@hq.ee.itb.ac.id> <729658.77987.qm@web87015.mail.ird.yahoo.com> <4A9288FD.9000602@dallaway.org.uk> <575796.61709.qm@web87003.mail.ird.yahoo.com> In-Reply-To: <575796.61709.qm@web87003.mail.ird.yahoo.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Subject: Re: [ECOS] Re: Ethernet controllers.. X-SW-Source: 2009-08/txt/msg00074.txt.bz2 Jim Bradleigh wrote: > Hi John, > > Thanks for the update, I`m currently using RTL8139 based cards but my project requires alot of performance from the network elements and eventually Gigabit Ethernet.. > > In this reguard I`ll have to look into Intel cards sooner or later, can anyone tell me why the Intel 82544 driver uses the function "udelay" alot - I`m concerned that the udelay is a hardware delay which will prevent threads (or other 82544 cards in the system) from running. None of the uses of udelay are in the main processing path - only during initialization. > ----- Original Message ---- > From: John Dallaway > To: Jim Bradleigh > Cc: ecos-discuss@ecos.sourceware.org > Sent: Monday, 24 August, 2009 1:35:09 PM > Subject: [ECOS] Re: Ethernet controllers.. > > Hi Jim > > Jim Bradleigh wrote: > >> Thought I would throw this out to the list to see if anyone can help... >> >> As everyone know's eCos supports a limited device driver list for each >> platform, I`m currently running on i386 which limits me to a real-tek >> and two Intel chipsets... >> >> Where do most of you purchase network controllers from? > > The easiest route is probably a D-Link DFE-530TX+ PCI card which uses > the RTL8139 part and can be found via Amazon in the UK. > >> I can`t find >> any network cards which say they contain the Intel i82544 chipset.. It >> would be nice to start my project with a defined hardware spec that I >> know I can purchase.. > > The i82544 featured on the Intel Pro/1000 ethernet card which appears to > have been replaced by the Pro/1000 GT card: > > http://www.intel.com/products/desktop/adapters/pro1000gt/pro1000gt-overview.htm > > The newer card uses the i82541 part which may or may not be compatible. > >> One other question, does anyone know if a network card with the Marvell >> 88E1111 chipset exists? > > The 88E1111 is an ethernet PHY (transceiver), not a controller. > > I hope this helps. > > John Dallaway > -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------ -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss