From owner-freebsd-questions Sun Dec 3 12:43:30 1995 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id MAA23045 for questions-outgoing; Sun, 3 Dec 1995 12:43:30 -0800 Received: from phaeton.artisoft.com (phaeton.Artisoft.COM [198.17.250.211]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id MAA23040 for ; Sun, 3 Dec 1995 12:43:28 -0800 Received: (from terry@localhost) by phaeton.artisoft.com (8.6.11/8.6.9) id NAA09018; Sun, 3 Dec 1995 13:40:42 -0700 From: Terry Lambert Message-Id: <199512032040.NAA09018@phaeton.artisoft.com> Subject: Re: Solution: Large IDE & 2.1.0 To: tpr@picspc01.pics.com (Terry Rossi) Date: Sun, 3 Dec 1995 13:40:41 -0700 (MST) Cc: freebsd-questions@FreeBSD.org In-Reply-To: <199512030708.CAA00845@picspc01.pics.com> from "Terry Rossi" at Dec 3, 95 02:08:17 am X-Mailer: ELM [version 2.4 PL24] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Length: 1211 Sender: owner-questions@FreeBSD.org Precedence: bulk > This probably applies to all 2.0+ versions of FreeBSD, but I am > many others have been having problems with IDE disks over the > magic 1024 cylinder mark. I have searched the archives on > www.freebsd.org and not come up with much, so I hope this will > help someone. I was attempting to install 2 1.2gb IDE drives > Maxtor 7126 and a SamSung. First the samsung started reporting > hard errors towards the end of the disk, so I ran bad144 -s and > it reported "too many errors in this slice"... > So I ripped it out and tried the Maxtor. Same problem. > So I ripped out the MB and Controller and replaced it with > a Pent 120 with on-board IDE. Same had the same problem. > > Come to find out it was a setting in the CMOS that *appears* > to have fixed the problems. "IDE Block Mode" (enabled/disabled) > After disabling this the problem went away. I believe you will find that the chip on your IDE controller is an RZ1000. This is a known bug with that chip. Other known IDE controller bugs are things like lack of bus buffers on the cheaper models, etc.. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.