From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1J2HDa-0002xt-Tk for qemu-devel@nongnu.org; Tue, 11 Dec 2007 21:21:02 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1J2HDX-0002qg-59 for qemu-devel@nongnu.org; Tue, 11 Dec 2007 21:21:02 -0500 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1J2HDW-0002qT-LC for qemu-devel@nongnu.org; Tue, 11 Dec 2007 21:20:58 -0500 Received: from pop-scotia.atl.sa.earthlink.net ([207.69.195.65]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1J2HDS-0007n8-07 for qemu-devel@nongnu.org; Tue, 11 Dec 2007 21:20:58 -0500 Received: from user-142h2k8.cable.mindspring.com ([72.40.138.136] helo=earthlink.net) by pop-scotia.atl.sa.earthlink.net with esmtp (Exim 3.36 #1) id 1J2HDQ-0003pT-00 for qemu-devel@nongnu.org; Tue, 11 Dec 2007 21:20:52 -0500 Message-ID: <475F45BB.2010900@earthlink.net> Date: Tue, 11 Dec 2007 21:21:47 -0500 From: Robert Reif MIME-Version: 1.0 Subject: Re: [Qemu-devel] high resolution timer question References: <475D3839.8040207@earthlink.net> <475F333B.9040309@earthlink.net> In-Reply-To: <475F333B.9040309@earthlink.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Robert Reif wrote: > The problem I'm having is with sparc32 using a sun openboot image in > nographics mode where the prom uses serial port A as the system console. > The serial port output shows up in the host terminal window that qemu > was started in. > > Characters written to serial port A are not reliably making it to the > screen. > Turning on serial debugging shows that the characters are written to the > serial port. The characters do make it to the screen when debugging. The problem seems to be caused by multiple streams outputting to the screen. It looks like different ways of outputting to the same device may use different streams!