From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S271501AbTGQPil (ORCPT ); Thu, 17 Jul 2003 11:38:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S271508AbTGQPil (ORCPT ); Thu, 17 Jul 2003 11:38:41 -0400 Received: from mail2.sonytel.be ([195.0.45.172]:38314 "EHLO witte.sonytel.be") by vger.kernel.org with ESMTP id S271501AbTGQPik (ORCPT ); Thu, 17 Jul 2003 11:38:40 -0400 Date: Thu, 17 Jul 2003 17:52:58 +0200 (MEST) From: Geert Uytterhoeven To: John Bradford cc: Linus Torvalds , Alan Cox , B.Zolnierkiewicz@elka.pw.edu.pl, Jeff Garzik , Linux Kernel Development Subject: Re: Fix IDE initialization when we don't probe for interrupts. In-Reply-To: <200307171558.h6HFwvju003135@81-2-122-30.bradfords.org.uk> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 17 Jul 2003, John Bradford wrote: > > Another trick is the `IDE doubler' for Amiga (but I guess you can make it work > > on any IDE interface): with a few diodes you can map the second bank of 8 IDE > > registers to a second IDE chain, doubling the number of devices you can > > attach. > > Does Linux actually support that, (on any architecture)? Yes, that's why there are tests for CONTROL_REG in the code in the first place. Check out CONFIG_BLK_DEV_IDEDOUBLER in drivers/ide/. > I was just imagining a RAID array on laptops which only have one IDE controller... Cool ;-) Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds