From owner-freebsd-hackers Fri Mar 9 15:10:18 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from whizzo.transsys.com (whizzo.TransSys.COM [144.202.42.10]) by hub.freebsd.org (Postfix) with ESMTP id 7E01C37B71A for ; Fri, 9 Mar 2001 15:10:15 -0800 (PST) (envelope-from louie@whizzo.transsys.com) Received: from whizzo.transsys.com (localhost.transsys.com [127.0.0.1]) by whizzo.transsys.com (8.11.2/8.11.0) with ESMTP id f29N9na27176; Fri, 9 Mar 2001 18:09:49 -0500 (EST) (envelope-from louie@whizzo.transsys.com) Message-Id: <200103092309.f29N9na27176@whizzo.transsys.com> X-Mailer: exmh version 2.3.1 01/18/2001 with nmh-1.0.4 To: Luigi Rizzo Cc: Josef Karthauser , Poul-Henning Kamp , hackers@FreeBSD.ORG X-Image-URL: http://www.transsys.com/louie/images/louie-mail.jpg From: "Louis A. Mamakos" Subject: Re: howto access an oddly shaped partition on a floppy ? References: <200103091856.TAA52748@info.iet.unipi.it> In-reply-to: Your message of "Fri, 09 Mar 2001 19:56:29 +0100." <200103091856.TAA52748@info.iet.unipi.it> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 09 Mar 2001 18:09:49 -0500 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > > this would only work after the kernel has control, and the kernel > > > needs far more than 10 cylinders... > > > > What about /boot/loader? Does that use the bios also? Can't we build > > one with a modified fd0 in it? > > yes it uses the bios, and it is large enough (100+ KB compressed if > you include forth, ~70KB without) to kill most of the savings coming > from this trick. So how about a options flag on the floppy driver which translates block addresses beyond 1440K into the "extra" sectors? I don't know that there's a "clean" way insert that into the driver, just glancing at the code.. louie To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message