From nobody Wed Nov 5 15:09:07 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1535011385178128.5135163815429; Thu, 23 Aug 2018 01:03:05 -0700 (PDT) Received: from localhost ([::1]:34899 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fskZy-0002rR-6l for importer@patchew.org; Thu, 23 Aug 2018 04:02:54 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35457) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fskY6-0001vk-8a for qemu-devel@nongnu.org; Thu, 23 Aug 2018 04:00:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fskY2-0000qU-WD for qemu-devel@nongnu.org; Thu, 23 Aug 2018 04:00:58 -0400 Received: from mxhk.zte.com.cn ([63.217.80.70]:17888) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fskY2-0000ll-K3 for qemu-devel@nongnu.org; Thu, 23 Aug 2018 04:00:54 -0400 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id 196F5D24403F3B297455; Thu, 23 Aug 2018 16:00:47 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id w7N80Cuu064194; Thu, 23 Aug 2018 16:00:12 +0800 (GMT-8) (envelope-from peng.hao2@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.74.120.59]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2018082316001951-5817073 ; Thu, 23 Aug 2018 16:00:19 +0800 From: Peng Hao To: pbonzini@redhat.com, mst@redhat.com, ehabkost@redhat.com, rkrcmar@redhat.com Date: Fri, 24 Aug 2018 00:14:48 +0800 Message-Id: <1535040889-52782-4-git-send-email-peng.hao2@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1535040889-52782-1-git-send-email-peng.hao2@zte.com.cn> References: <1535040889-52782-1-git-send-email-peng.hao2@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2018-08-23 16:00:19, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-08-23 16:00:00, Serialize complete at 2018-08-23 16:00:00 X-MAIL: mse01.zte.com.cn w7N80Cuu064194 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 63.217.80.70 Subject: [Qemu-devel] [PATCH V3 3/4] target-i386: add rtc 0x70 port as coalesced_pio 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: Peng Hao , zhong.weidong@zte.com.cn, qemu-devel@nongnu.org, kvm@vger.kernel.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Peng Hao --- hw/timer/mc146818rtc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/hw/timer/mc146818rtc.c b/hw/timer/mc146818rtc.c index 6f1f723..1ef5f77 100644 --- a/hw/timer/mc146818rtc.c +++ b/hw/timer/mc146818rtc.c @@ -70,6 +70,7 @@ typedef struct RTCState { ISADevice parent_obj; =20 MemoryRegion io; + MemoryRegion coalesced_io; uint8_t cmos_data[128]; uint8_t cmos_index; int32_t base_year; @@ -990,6 +991,13 @@ static void rtc_realizefn(DeviceState *dev, Error **er= rp) memory_region_init_io(&s->io, OBJECT(s), &cmos_ops, s, "rtc", 2); isa_register_ioport(isadev, &s->io, base); =20 + /* register rtc 0x70 port for coalesced_pio */ + memory_region_set_flush_coalesced(&s->io); + memory_region_init_io(&s->coalesced_io, OBJECT(s), &cmos_ops, + s, "rtc1", 1); + isa_register_ioport(isadev, &s->coalesced_io, base); + memory_region_add_coalescing(&s->coalesced_io, 0, 1); + qdev_set_legacy_instance_id(dev, base, 3); qemu_register_reset(rtc_reset, s); =20 --=20 1.8.3.1