From owner-freebsd-hackers Sun Mar 16 13:15:57 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.5/8.8.5) id NAA19795 for hackers-outgoing; Sun, 16 Mar 1997 13:15:57 -0800 (PST) Received: from phaeton.artisoft.com (phaeton.Artisoft.COM [198.17.250.50]) by freefall.freebsd.org (8.8.5/8.8.5) with SMTP id NAA19790 for ; Sun, 16 Mar 1997 13:15:55 -0800 (PST) Received: (from terry@localhost) by phaeton.artisoft.com (8.6.11/8.6.9) id OAA06259; Sun, 16 Mar 1997 14:05:25 -0700 From: Terry Lambert Message-Id: <199703162105.OAA06259@phaeton.artisoft.com> Subject: Re: wd driver questions To: bde@zeta.org.au (Bruce Evans) Date: Sun, 16 Mar 1997 14:05:25 -0700 (MST) Cc: dgy@rtd.com, helbig@MX.BA-Stuttgart.De, hackers@FreeBSD.ORG In-Reply-To: <199703161814.FAA10848@godzilla.zeta.org.au> from "Bruce Evans" at Mar 17, 97 05:14:38 am X-Mailer: ELM [version 2.4 PL24] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk > >> And, how (if at all) does the geometry written to the disklabel > >> figure into the operation/calculations of the driver? > > > >As far as I could decipher from the driver code (wd.c) the probed geometry > >is used only to read the label. > > No, the probed geometry is used for everything in the driver. Why are we using a probed geometry insted of the geometry reported from the INT 0x13 call in the boot blocks? The idea that the drive could be INIT'ed to a different geometry is valid. Regards, Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.