From owner-freebsd-hackers Fri Dec 14 21:41:23 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from odin.ac.hmc.edu (Odin.AC.HMC.Edu [134.173.32.75]) by hub.freebsd.org (Postfix) with ESMTP id 9475337B405 for ; Fri, 14 Dec 2001 21:41:20 -0800 (PST) Received: (from brdavis@localhost) by odin.ac.hmc.edu (8.11.0/8.11.0) id fBF5fIL31660; Fri, 14 Dec 2001 21:41:18 -0800 Date: Fri, 14 Dec 2001 21:41:18 -0800 From: Brooks Davis To: rsharpe@ns.aus.com Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Does anyone know if the Broadcom BCM5700 has problems with HW csum? Message-ID: <20011214214118.A30560@Odin.AC.HMC.Edu> References: <3C1AEA9E.6010502@ns.aus.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="wRRV7LY7NUeQGEoC" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <3C1AEA9E.6010502@ns.aus.com>; from sharpe@ns.aus.com on Sat, Dec 15, 2001 at 04:45:58PM +1030 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --wRRV7LY7NUeQGEoC Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Dec 15, 2001 at 04:45:58PM +1030, Richard Sharpe wrote: > Hi, >=20 > I am playing with a driver for the Broadcom 5700/5701. >=20 > It recognizes the 5700 in my 3Com cards OK, but seems to screw up the=20 > TCP checksum. >=20 > Switching off hardware checksum capability fixes it. >=20 > Does anyone know the details of which stepping this stuff worked on? There was a commit to current a few hours ago disabling hardware checksums on recieve due to corruption problems. It will be MFC'd in three days though it's a two line fix so you could apply it your self: http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/dev/bge/if_bge.c.diff?r1=3D1.= 4&r2=3D1.5 -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --wRRV7LY7NUeQGEoC Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE8GuJ9XY6L6fI4GtQRArxVAKCb+d0vWm8EdVaaD7p1Rsz2KbsgBACeMkqW AfKiz5GAwBp6mzvu5w8WWlo= =/tmN -----END PGP SIGNATURE----- --wRRV7LY7NUeQGEoC-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message