From patchwork Thu Mar 25 12:58:13 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roy Tam X-Patchwork-Id: 48515 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id F1CA3B7C98 for ; Thu, 25 Mar 2010 23:59:21 +1100 (EST) Received: from localhost ([127.0.0.1]:60132 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Numec-0001by-0W for incoming@patchwork.ozlabs.org; Thu, 25 Mar 2010 08:59:18 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Numdy-0001ai-O9 for qemu-devel@nongnu.org; Thu, 25 Mar 2010 08:58:38 -0400 Received: from [140.186.70.92] (port=48210 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Numdw-0001Z8-9z for qemu-devel@nongnu.org; Thu, 25 Mar 2010 08:58:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1Numdv-0000H4-7k for qemu-devel@nongnu.org; Thu, 25 Mar 2010 08:58:36 -0400 Received: from mail-px0-f203.google.com ([209.85.216.203]:44912) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Numdv-0000Gm-2V for qemu-devel@nongnu.org; Thu, 25 Mar 2010 08:58:35 -0400 Received: by pxi41 with SMTP id 41so373013pxi.23 for ; Thu, 25 Mar 2010 05:58:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:from:date:message-id :subject:to:content-type; bh=b5fYfbY5eBR0xqzpNfmo6gfNNFW4rtHV+G5xUW1KeYQ=; b=Y7rV2jge+FO6va8mxHNylu/MdjYmogsh0aXJyFLcVyv7rfBtgPP0ZJnoC2Vepp7LR8 3gCNSTLmLZ5OKMVTorQEtD1yDj5D0OnXkSZfo7sNk4dZcw/pyIyyWQHyRktS1hNjocH6 LcandBBVZYSjGVRFMCkOii/kWnEoFO9jCKgGo= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:from:date:message-id:subject:to:content-type; b=FiQnWwhkvE8eyv4zXVvoE8u29fZ4K8KUImLolPID2qqmY/Jf3ido/HwVaNr5TrqZ/e vttL6At4bL99SVDyYRWUt2Z9FnuorOtuzAi6einPPoAUKJ+26eHoSeIlpEUt3PFPXzwr rO1qfXIyPAM60azuH+22P5gIwKlGsYSJl3/Qo= MIME-Version: 1.0 Received: by 10.115.117.15 with SMTP id u15mr1040638wam.63.1269521913139; Thu, 25 Mar 2010 05:58:33 -0700 (PDT) From: Roy Tam Date: Thu, 25 Mar 2010 20:58:13 +0800 Message-ID: <473191351003250558m8bb35c7t1c89ee94bd05ee61@mail.gmail.com> To: qemu-devel X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) Subject: [Qemu-devel] [PATCH][RESEND] Serial: DOS Plus regression X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org The commit in r1049 (serial interrupt fix (Hampa Hug)) prevents booting Digital Research DOSPlus. Following patch partially reverts that commit and makes DOSPlus booting in QEMU again. Sign-off-by: Roy Tam diff --git a/hw/serial.c b/hw/serial.c index f3ec36a..2ae550e 100644 --- a/hw/serial.c +++ b/hw/serial.c @@ -401,10 +401,6 @@ static void serial_ioport_write(void *opaque, s->poll_msl = 0; } } - if (s->lsr & UART_LSR_THRE) { - s->thr_ipending = 1; - serial_update_irq(s); - } } break; case 2: