From owner-aic7xxx Tue Sep 9 20:13:35 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id UAA29986 for aic7xxx-outgoing; Tue, 9 Sep 1997 20:13:35 -0700 (PDT) Received: from pluto.plutotech.com (root@mail.plutotech.com [206.168.67.137]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id UAA29976 for ; Tue, 9 Sep 1997 20:13:33 -0700 (PDT) Received: from narnia.plutotech.com (narnia.plutotech.com [206.168.67.130]) by pluto.plutotech.com (8.8.5/8.8.5) with ESMTP id VAA03774; Tue, 9 Sep 1997 21:13:27 -0600 (MDT) Message-Id: <199709100313.VAA03774@pluto.plutotech.com> X-Mailer: exmh version 2.0zeta 7/24/97 To: Doug Ledford cc: "Steven N. Hirsch" , adaptec drivers , linux-kernel@vger.rutgers.edu Subject: Re: Followup on 274xT Adaptec In-reply-to: Your message of "Tue, 09 Sep 1997 21:00:31 CDT." <199709100200.VAA25436@dledford.dialnet.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 09 Sep 1997 21:09:49 -0600 From: "Justin T. Gibbs" Sender: owner-aic7xxx@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk >Justing, according the the books on these chipsets, what exact conditions >can cause the settings of SIMODE0 and 1 to get changed, and does it matter >if we set the conditions prior to enabling the bus drivers? Could the fact >that we are doing the outb(ENABLE, p->base + BCTL); after we set the SIMODE? >registers be causing the B channel settings not to take? It shouldn't make a difference. >Also, I wonder how >a completely absent cable and termination would effect how the card handles >these things. You should still get selection timeouts. -- Justin T. Gibbs =========================================== FreeBSD: Turning PCs into workstations ===========================================