From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from pentafluge.infradead.org (pentafluge.infradead.org [213.146.154.40]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id ABA33DDE9F for ; Thu, 5 Apr 2007 02:35:32 +1000 (EST) Subject: Re: [PATCH] Stop pmac_zilog from abusing 8250's device numbers. From: David Woodhouse To: Linas Vepstas In-Reply-To: <20070404162234.GS4922@austin.ibm.com> References: <1175610345.2665.15.camel@shinybook.infradead.org> <17938.57292.870224.132415@cargo.ozlabs.ibm.com> <1175642916.10567.24.camel@shinybook.infradead.org> <20070403212928.GA12951@cynthia.pants.nu> <1175644642.10567.31.camel@shinybook.infradead.org> <20070403221002.GA13210@cynthia.pants.nu> <1175648051.10567.61.camel@shinybook.infradead.org> <20070403230908.GA13471@cynthia.pants.nu> <20070404162234.GS4922@austin.ibm.com> Content-Type: text/plain Date: Wed, 04 Apr 2007 12:34:53 -0400 Message-Id: <1175704494.2774.33.camel@shinybook.infradead.org> Mime-Version: 1.0 Cc: linuxppc-dev@ozlabs.org, Paul Mackerras , linux-kernel@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, 2007-04-04 at 11:22 -0500, Linas Vepstas wrote: > The biggest problem would seem to be that the assignment would > depend on the detection order; there don't seem to be unique > id's that would help udev consistently assign device names in > consistent order. Of course there are. The different types of ports have different device numbers. As long as we don't do anything silly like putting all the serial drivers on the same major number, we can tell them apart relatively well. -- dwmw2