From owner-freebsd-scsi Thu May 13 21:36:10 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from narnia.plutotech.com (narnia.plutotech.com [206.168.67.130]) by hub.freebsd.org (Postfix) with ESMTP id 723D215435 for ; Thu, 13 May 1999 21:36:09 -0700 (PDT) (envelope-from gibbs@narnia.plutotech.com) Received: (from gibbs@localhost) by narnia.plutotech.com (8.9.1/8.7.3) id WAA20888; Thu, 13 May 1999 22:26:21 -0600 (MDT) Date: Thu, 13 May 1999 22:26:21 -0600 (MDT) From: "Justin T. Gibbs" Message-Id: <199905140426.WAA20888@narnia.plutotech.com> To: mjacob@feral.com Cc: scsi@FreeBSD.org Subject: Re: IBM scsi drives X-Newsgroups: pluto.freebsd.scsi In-Reply-To: User-Agent: tin/pre-1.4-980818 ("Laura") (UNIX) (FreeBSD/4.0-CURRENT (i386)) Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org In article you wrote: > > > I've had some reasonable good experiences in some contexts with the IBM > drives- but they have a wierd property of not working if your host adapter > negotiates sync speeds before negotiating wide. Make sure these drives > work for you before you pay! It doesn't make much sense to negotiate sync before wide since, according to the spec, a wide negotiation invalidates any sync setting. The aic7xxx driver always reverts to async after a wide negotiation and will renegotiate sync if appropriate. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message