From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261409AbVGPKQJ (ORCPT ); Sat, 16 Jul 2005 06:16:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261467AbVGPKQJ (ORCPT ); Sat, 16 Jul 2005 06:16:09 -0400 Received: from caramon.arm.linux.org.uk ([212.18.232.186]:48402 "EHLO caramon.arm.linux.org.uk") by vger.kernel.org with ESMTP id S261409AbVGPKQD (ORCPT ); Sat, 16 Jul 2005 06:16:03 -0400 Date: Sat, 16 Jul 2005 11:15:56 +0100 From: Russell King To: Sam Song Cc: mgreer@mvista.com, david-b@pacbell.net, linux-kernel@vger.kernel.org Subject: Re: [patch 2.6.13-git] 8250 tweaks Message-ID: <20050716111556.L19067@flint.arm.linux.org.uk> Mail-Followup-To: Sam Song , mgreer@mvista.com, david-b@pacbell.net, linux-kernel@vger.kernel.org References: <20050716094359.B19067@flint.arm.linux.org.uk> <20050716101201.46965.qmail@web32014.mail.mud.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <20050716101201.46965.qmail@web32014.mail.mud.yahoo.com>; from samlinuxkernel@yahoo.com on Sat, Jul 16, 2005 at 03:12:01AM -0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jul 16, 2005 at 03:12:01AM -0700, Sam Song wrote: > Still one puzzle related serial port. That's interrupt itself. I > enabled two serial ports attached two different interrupt levels > like 9/10 with disable interrupt shared. How come only one appeared > in /proc/interrupts? What could be on your platform or they should be? The interrupts are only claimed when the port is actually opened, so if only one port was open, you'll only see one appearing in /proc/interrupts. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 Serial core