From owner-freebsd-current Sat Oct 3 23:41:13 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id XAA21355 for freebsd-current-outgoing; Sat, 3 Oct 1998 23:41:13 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from dingo.cdrom.com (castles144.castles.com [208.214.165.144]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id XAA21319 for ; Sat, 3 Oct 1998 23:41:00 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost [127.0.0.1]) by dingo.cdrom.com (8.9.1/8.8.8) with ESMTP id XAA02279; Sat, 3 Oct 1998 23:45:34 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Message-Id: <199810040645.XAA02279@dingo.cdrom.com> X-Mailer: exmh version 2.0.2 2/24/98 To: Karl Denninger cc: Terry Lambert , "Kenneth D. Merry" , tom@uniserve.com, dnelson@emsphone.com, bright@hotjobs.com, current@FreeBSD.ORG Subject: Re: Long IDE probes? In-reply-to: Your message of "Sat, 03 Oct 1998 22:16:11 CDT." <19981003221611.A17488@Denninger.Net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Sat, 03 Oct 1998 23:45:33 -0700 From: Mike Smith Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > For 1542s you can shut off the BIOS entirely and thus not get a POST reset > (There is no post in that case). > > I am unaware of a way to do this for PCI adapters. The same - don't have a BIOS (eg. NCR53c810). > I understand the need for *ONE* SCSI reset as part of the boot sequence. > But I fail to understand why we have to send one if the adapter is of a type > where you *must* have already sent one (ie: AHA2940) No guarantee that nothing has been done to peripherals between the reset and when you take over. No way to know in any given case whether there has been a reset at all (eg. embedded aic7xxx possibly with disabled BIOS). -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message