From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753671AbXDREwP (ORCPT ); Wed, 18 Apr 2007 00:52:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753707AbXDREwO (ORCPT ); Wed, 18 Apr 2007 00:52:14 -0400 Received: from qb-out-0506.google.com ([72.14.204.238]:59818 "EHLO qb-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753671AbXDREwN (ORCPT ); Wed, 18 Apr 2007 00:52:13 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:from:organization:to:subject:user-agent:cc:references:in-reply-to:mime-version:content-disposition:date:content-type:content-transfer-encoding:message-id; b=cyW/SO6/sACBZOmhNks9unPZ3QKwZzylkukOwpxlQo61kebsrNuIwdTavkqg0oRLqATULl0hK9WiA2ng5uRwJ3t9jAR+7wllbb0Tb+0jNM/F97QyRvuOkaLpeYb7ss+IZazktU4MjFjaSL8vORPEHuq09fi5fmqUk5qCy+384u0= From: Gene Heskett Organization: Organization? very little To: "H. Peter Anvin" Subject: Re: floppy.ko User-Agent: KMail/1.9.6 Cc: lkml , Alain.Knaff@poboxes.com References: <200704170036.00605.gene.heskett@verizon.net> <200704172312.49787.gene.heskett@gmail.com> <46259E18.6010003@zytor.com> In-Reply-To: <46259E18.6010003@zytor.com> MIME-Version: 1.0 Content-Disposition: inline Date: Wed, 18 Apr 2007 00:52:08 -0400 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200704180052.09259.gene.heskett@gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday 18 April 2007, H. Peter Anvin wrote: >Gene Heskett wrote: >> On Tuesday 17 April 2007, H. Peter Anvin wrote: >>> Gene Heskett wrote: >>>> I have the usual fd0, a 3.5" 1.44 drive, and fd1, a 5.25" 720k drive in >>>> this machine, both are enabled in the bios with the correct types being >>>> set there. >>> >>> A 5.25" 720k drive?! That's not a PC standard drive -- 5.25" came in >>> 180K, 360K and 1200K varieties, whereas 3.5" came in 720K, 1440K and >>> 2880K varieties (not including superfloppies.) >>> >>> -hpa >> >> It sure is a std drive, Peter, although many of the later ones that were >> set up as 1.2 megger's by the pc crowd who have access to a 500 kilobaud >> controller, could have the 360 rpm spindle jumper'd back to 300 rpm, and >> when fed with a 250 kilobaud controller (WD177x/277x/279x family, which >> includes the Fujitsu MB8877), they are perfect 720k devices and are >> spec'ed that way by the makers. Many of the older full height Tandon >> 100-4's could also step quite a few tracks closer to the spindle & I ran >> them as 765k drives by using 84 tracks. I even have a chinon that will >> make 86 tracks most of the time. >> >> These were all quite common in the middle '80's. Before your time I >> suspect. > >I know they were quite common, but they were not a standard *PC* >accessory. (FWIW, 1200K PC drives could also read/write 720K, which >allowed you to use non-HD-rated media.) > Chuckle, see how you are? You keep quoting the 'PC', and 20 years ago the PC term included a lot of machinery that didn't always run M$ code. TRS-80 Color Computers and such, or Apple II, Commode-door etc. >(And no, this wasn't "before my time".) Figure of speech, Peter, considering that I could be the oldest subscriber to this list. I've been around since '34. > -hpa -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Randal can write one-liners again. Everyone is happy, and peace spreads over the whole Earth. -- Larry Wall in <199705101952.MAA00756@wall.org>