Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932363AbWHRSwT (ORCPT ); Fri, 18 Aug 2006 14:52:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932316AbWHRSwT (ORCPT ); Fri, 18 Aug 2006 14:52:19 -0400 Received: from caramon.arm.linux.org.uk ([217.147.92.249]:12809 "EHLO caramon.arm.linux.org.uk") by vger.kernel.org with ESMTP id S1751302AbWHRSwR (ORCPT ); Fri, 18 Aug 2006 14:52:17 -0400 Date: Fri, 18 Aug 2006 19:52:09 +0100 From: Russell King To: Lee Revell Cc: Paul Fulghum , linux-kernel Subject: Re: Serial issue Message-ID: <20060818185209.GF21101@flint.arm.linux.org.uk> Mail-Followup-To: Lee Revell , Paul Fulghum , linux-kernel References: <1155862076.24907.5.camel@mindpipe> <1155915851.3426.4.camel@amdx2.microgate.com> <1155923734.2924.16.camel@mindpipe> <44E602C8.3030805@microgate.com> <1155925024.2924.22.camel@mindpipe> <20060818183609.GE21101@flint.arm.linux.org.uk> <1155926405.2924.25.camel@mindpipe> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1155926405.2924.25.camel@mindpipe> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 931 Lines: 23 On Fri, Aug 18, 2006 at 02:40:05PM -0400, Lee Revell wrote: > On Fri, 2006-08-18 at 19:36 +0100, Russell King wrote: > > On Fri, Aug 18, 2006 at 02:17:04PM -0400, Lee Revell wrote: > > Are you transferring from or two the machine which is having a problem? > > IOW, is the problem machine doing lots of receive or lots of transmit? > > > > Neither uploads nor downloads work in interrupt mode. Both work in > polled mode. Ho hum. This probably requires the use of a serial splitter so that an independent known good machine can monitor what's being sent by each end. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 Serial core - 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/