From owner-freebsd-hackers Mon Jul 16 11: 3:56 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from imo-r02.mx.aol.com (imo-r02.mx.aol.com [152.163.225.98]) by hub.freebsd.org (Postfix) with ESMTP id C48F137B401 for ; Mon, 16 Jul 2001 11:03:52 -0700 (PDT) (envelope-from Bsdguru@aol.com) Received: from Bsdguru@aol.com by imo-r02.mx.aol.com (mail_out_v31.7.) id n.82.d1cd459 (3964) for ; Mon, 16 Jul 2001 14:03:48 -0400 (EDT) From: Bsdguru@aol.com Message-ID: <82.d1cd459.28848684@aol.com> Date: Mon, 16 Jul 2001 14:03:48 EDT Subject: Re: NatSemi DP83820 gigE driver kit for 4.2 and 4.3 To: hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: AOL 5.0 for Windows sub 139 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 In a message dated 07/16/2001 1:54:25 PM Eastern Daylight Time, soren@soekris.com writes: > > Maybe at some point he'll "get" that the boundry issue is a pci bus- > mastering > > spec issue and not a controller design flaw, as he seems to harp on this > in > > just about every driver? > > That's incorrect, there no nothing limiting a PCI device for doing > busmastering on a byte boundary.... The reason why not that many devices > support it, especially on the receive side, is that the circuit gets > more complicated. > the fact that you can "fudge" it in circuitry doesnt change the way that transfers work. B To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message