From patchwork Wed Sep 12 16:01:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Qiang X-Patchwork-Id: 10597947 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C108614BD for ; Wed, 12 Sep 2018 16:04:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B01E92A5D2 for ; Wed, 12 Sep 2018 16:04:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A42622A639; Wed, 12 Sep 2018 16:04:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 633622A5D2 for ; Wed, 12 Sep 2018 16:04:30 +0000 (UTC) Received: from localhost ([::1]:36992 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1g07cz-0000b9-M6 for patchwork-qemu-devel@patchwork.kernel.org; Wed, 12 Sep 2018 12:04:29 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60579) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1g07aR-00071e-Q6 for qemu-devel@nongnu.org; Wed, 12 Sep 2018 12:01:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1g07aP-0003cD-9u for qemu-devel@nongnu.org; Wed, 12 Sep 2018 12:01:51 -0400 Received: from m12-15.163.com ([220.181.12.15]:51797) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1g07aO-0003bd-K8 for qemu-devel@nongnu.org; Wed, 12 Sep 2018 12:01:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id; bh=x0PbFjdi38BCr41tdw eptRCuki8PY/2Cu0ctDwNlo6g=; b=N5jjGpUzDrmcl+N7oSubpk/VEIk/jHWe3F f1+U9H2SmIiINF4sRVD+TAVYXTG4JeFCfsdNE2UdfM/mfO4CFQCLVF002qwNvZd6 iFWL+Y/S1xps9vtS/L6SYyedCI/R3tvmmkkfcq/bc2IFD6/pVGW/jDl/nOT15Cj2 DkAYZETf4= Received: from ubuntu.localdomain (unknown [36.27.41.0]) by smtp11 (Coremail) with SMTP id D8CowADHy0FjOJlbpTj+Gw--.61042S4; Thu, 13 Sep 2018 00:01:45 +0800 (CST) From: Li Qiang To: pbonzini@redhat.com, lersek@redhat.com, marcandre.lureau@gmail.com, ehabkost@redhat.com, mst@redhat.com, peter.maydell@linaro.org, ppandit@redhat.com Date: Wed, 12 Sep 2018 09:01:12 -0700 Message-Id: <20180912160118.21158-3-liq3ea@163.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180912160118.21158-1-liq3ea@163.com> References: <20180912160118.21158-1-liq3ea@163.com> X-CM-TRANSID: D8CowADHy0FjOJlbpTj+Gw--.61042S4 X-Coremail-Antispam: 1Uf129KBjvdXoWrZFWDWFW3ArykGF1xuw13twb_yoWfXrb_t3 95Jr1kurWDZFyYkrsrtr15Zr18W3WrXF47u39xGws3Way7J3s5Zw4vvrn3Ww4fZFWrGFyU Zr4vqr9F9rsrtjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU0m-e5UUUUU== X-Originating-IP: [36.27.41.0] X-CM-SenderInfo: 5oltjvrd6rljoofrz/xtbBawm-bVetsGjpNwAAsM X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 220.181.12.15 Subject: [Qemu-devel] [PATCH 2/8] hw: debugexit: add read callback X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Li Qiang , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Li Qiang Signed-off-by: Li Qiang --- hw/misc/debugexit.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/misc/debugexit.c b/hw/misc/debugexit.c index 84fa1a5b9d..bed293247e 100644 --- a/hw/misc/debugexit.c +++ b/hw/misc/debugexit.c @@ -23,6 +23,11 @@ typedef struct ISADebugExitState { MemoryRegion io; } ISADebugExitState; +static uint64_t debug_exit_read(void *opaque, hwaddr addr, unsigned size) +{ + return 0; +} + static void debug_exit_write(void *opaque, hwaddr addr, uint64_t val, unsigned width) { @@ -30,6 +35,7 @@ static void debug_exit_write(void *opaque, hwaddr addr, uint64_t val, } static const MemoryRegionOps debug_exit_ops = { + .read = debug_exit_read, .write = debug_exit_write, .valid.min_access_size = 1, .valid.max_access_size = 4,