From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bret Hughes Subject: Re: serial port discovery on a motion computing tablet Date: Wed, 14 Mar 2007 10:03:06 -0500 Message-ID: <45F80EAA.6010808@elevating.com> References: <45F7688B.8000101@elevating.com> <20070314134323.GC1467@srcf.ucam.org> <45F806B1.3060807@elevating.com> <20070314143534.GA2655@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from h186.102.16.72.ip.alltel.net ([72.16.102.186]:53186 "EHLO mail1.imperiumsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161327AbXCNPDV (ORCPT ); Wed, 14 Mar 2007 11:03:21 -0400 In-Reply-To: <20070314143534.GA2655@srcf.ucam.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Matthew Garrett Cc: linux-acpi@vger.kernel.org Matthew Garrett wrote: > On Wed, Mar 14, 2007 at 09:29:05AM -0500, Bret Hughes wrote: > >> nothing there: >> [root@localhost serial]# ls -a /sys/bus/pnp/devices/ >> . .. >> > > That's, uh, surprising - is CONFIG_PNPACPI set? > > not there: [root@localhost linux-2.6.9]# grep PNPACPI .config [root@localhost linux-2.6.9]# >> Now that I am back at the office and looking at the kernel .config via >> make xconfig I see that 8250/16550 device discovery via ACPI namespace >> (SERIAL_8250_ACPI) is not enabled. Is is safe to assume that it should >> be (go ahead and groan, I probably would) anything else that should be >> included? >> > > Hm. How old is this kernel? SERIAL_8250_ACPI was merged into > SERIAL_8250_PNP a while back. > > 2.6.9-42 Latest Centos kernel. Too old? Bret