From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261188AbTLLQmC (ORCPT ); Fri, 12 Dec 2003 11:42:02 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261217AbTLLQmC (ORCPT ); Fri, 12 Dec 2003 11:42:02 -0500 Received: from vana.vc.cvut.cz ([147.32.240.58]:6277 "EHLO vana.vc.cvut.cz") by vger.kernel.org with ESMTP id S261188AbTLLQl7 (ORCPT ); Fri, 12 Dec 2003 11:41:59 -0500 Date: Fri, 12 Dec 2003 17:41:47 +0100 From: Petr Vandrovec To: M?ns Rullg?rd Cc: linux-kernel@vger.kernel.org Subject: Re: PROBLEM: floppy motor spins when floppy module not installed Message-ID: <20031212164147.GA10758@vana.vc.cvut.cz> References: <16345.51504.583427.499297@l.a> <20031212160546.GA6363@vana.vc.cvut.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 12, 2003 at 05:27:45PM +0100, M?ns Rullg?rd wrote: > Petr Vandrovec writes: > > > On Fri, Dec 12, 2003 at 04:33:57PM +0100, M?ns Rullg?rd wrote: > >> > >> I'm running 2.6.0-test11 on a machine with modular floppy driver, > >> without any spinning motors. I think it boots from floppy before HD, > >> but I'm not certain (can't check right now). > > > > Maybe because you run patched LILO which works around this 2.6.x > > GRUB, actually. Does it mess with the floppy drive? AFAIK yes: NEWS: New in 0.5 - 1998-08-20, Erich Boleyn: * GRUB now shuts off the floppy before transferring control to any other programs/modules/loaders. (chain-loading doesn't matter here, just loading 32-bit modules/kernels) stage2/asm.S: /* * stop_floppy() * * Stops the floppy drive from spinning, so that other software is * jumped to with a known state. */ ENTRY(stop_floppy) movw $0x3F2, %dx xorb %al, %al outb %al, %dx ret Petr Vandrovec