Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754704AbXHKEyR (ORCPT ); Sat, 11 Aug 2007 00:54:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751348AbXHKEyG (ORCPT ); Sat, 11 Aug 2007 00:54:06 -0400 Received: from wa-out-1112.google.com ([209.85.146.177]:42415 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750781AbXHKEyD (ORCPT ); Sat, 11 Aug 2007 00:54:03 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=ssqnsxwUPp675SA9HQ8QOCwslSaudlAZtQALYXtcfxB78vyC6RrOdmm4tBM4TG6m9mBNcuA6OfSni1vCLBICyLeqTGiCg3nMU5Z5ZIvDomG9bUPnix4ZZiIjI0ZxZAt7TYiCBRgCGfyJqmLDthRS3gOmSbifKlvCjvrKJ5WtBMU= Message-ID: <86802c440708102154r59e1acbj90fa0d5b73197fb9@mail.gmail.com> Date: Fri, 10 Aug 2007 21:54:02 -0700 From: "Yinghai Lu" To: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, "Bjorn Helgaas" Subject: Re: Serial ports rearranged in 2.6.22? In-Reply-To: <20070810213925.GB10855@elmicha> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20070810213925.GB10855@elmicha> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1177 Lines: 34 On 8/10/07, Michael Mauch wrote: > Hi, > > until 2.6.21, I had the normal assignments for ttyS0 and ttyS1: > > 00:08: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A > 00:09: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A > > With 2.6.22 I get the names <-> ports/irqs the other way around: > > 00:08: ttyS0 at I/O 0x2f8 (irq = 3) is a 16550A > 00:09: ttyS1 at I/O 0x3f8 (irq = 4) is a 16550A > > Is this supposed to be that way? Should we reassign these names with > udev? udev-114 doesn't seem to have built-in rules to assign the > traditional names. > > Or could it be related to some brokeness in my BIOS (ACPI/PNP)? > > I'm using the 8250_pnp module (and it's the same with builtin serial > modules). I made sure that I did not accidentally change the BIOS > settings for the serial ports. > > I'm using Gentoo, but on the lirc list was a Fedora user with the same > symptoms. http://lkml.org/lkml/2007/7/25/455 YH - 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/