Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030308AbWHOOau (ORCPT ); Tue, 15 Aug 2006 10:30:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030312AbWHOOat (ORCPT ); Tue, 15 Aug 2006 10:30:49 -0400 Received: from shawidc-mo1.cg.shawcable.net ([24.71.223.10]:59566 "EHLO pd4mo3so.prod.shaw.ca") by vger.kernel.org with ESMTP id S1030308AbWHOOas (ORCPT ); Tue, 15 Aug 2006 10:30:48 -0400 Date: Tue, 15 Aug 2006 08:29:43 -0600 From: Robert Hancock Subject: Re: What determines which interrupts are shared under Linux? In-reply-to: To: Roger Heflin Cc: Linux-Kernel , linux-ide@vger.kernel.org Message-id: <44E1DA57.4010309@shaw.ca> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit References: User-Agent: Thunderbird 1.5.0.5 (Windows/20060719) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 868 Lines: 24 Roger Heflin wrote: > Hello, > > On Linux when interrupts are defined similar to below, what defines say > ide2, ide3 to be on the same interrupt? The bios, linux, the driver > using > the interrupt? And can that be controlled/overrode at the > kernel/driver level? > Typically this is determined by the hardware routing of the interrupt lines on the motherboard, occasionally the BIOS. There isn't usually much that can be done about the sharing at the kernel level. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/