From owner-freebsd-hardware Fri Feb 8 19: 3:50 2002 Delivered-To: freebsd-hardware@freebsd.org Received: from snipe.prod.itd.earthlink.net (snipe.mail.pas.earthlink.net [207.217.120.62]) by hub.freebsd.org (Postfix) with ESMTP id CDC7437B405; Fri, 8 Feb 2002 19:03:43 -0800 (PST) Received: from pool0053.cvx21-bradley.dialup.earthlink.net ([209.179.192.53] helo=mindspring.com) by snipe.prod.itd.earthlink.net with esmtp (Exim 3.33 #1) id 16ZNnC-00078N-00; Fri, 08 Feb 2002 19:03:15 -0800 Message-ID: <3C648F73.1663C5E9@mindspring.com> Date: Fri, 08 Feb 2002 18:54:43 -0800 From: Terry Lambert X-Mailer: Mozilla 4.7 [en]C-CCK-MCD {Sony} (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: =?iso-8859-1?Q?G=E9rard?= Roudier Cc: Josef Karthauser , "Eugene M. Kim" , Oliver Fromme , FreeBSD Hardware Mailing List , FreeBSD Hackers Mailing List Subject: Re: USB "Memorybird" quirks References: <20020207205736.W1763-100000@gerard> Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org G=E9rard Roudier wrote: > The performance issue is certainly negligible (~ 1 micro-second), and a= s I > wrote above it only applies to the first GB of disks. (Additionnaly, th= e > tranfer length is limited to 256 sectors) > = > So, unless we want to advertise about best support for 1 GB hard disks,= > better not to mix disk performance issue with 6 byte command preference= , > in my humble opinion. :-) You want to create some patches? I'm not really a CAM-head. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message