From patchwork Sat Jan 23 03:19:32 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shannon Zhao X-Patchwork-Id: 8095621 Return-Path: X-Original-To: patchwork-xen-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B1404BF0A9 for ; Sat, 23 Jan 2016 03:23:53 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 01830205E8 for ; Sat, 23 Jan 2016 03:23:53 +0000 (UTC) Received: from lists.xen.org (lists.xenproject.org [50.57.142.19]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 378BE205DD for ; Sat, 23 Jan 2016 03:23:52 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xen.org) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1aMol4-0002v0-0V; Sat, 23 Jan 2016 03:21:02 +0000 Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1aMol2-0002uf-6A for xen-devel@lists.xen.org; Sat, 23 Jan 2016 03:21:00 +0000 Received: from [85.158.139.211] by server-11.bemta-5.messagelabs.com id D0/4D-24494-B91F2A65; Sat, 23 Jan 2016 03:20:59 +0000 X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-9.tower-206.messagelabs.com!1453519253!17665697!1 X-Originating-IP: [58.251.152.64] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 7.35.1; banners=-,-,- X-VirusChecked: Checked Received: (qmail 34985 invoked from network); 23 Jan 2016 03:20:58 -0000 Received: from szxga01-in.huawei.com (HELO szxga01-in.huawei.com) (58.251.152.64) by server-9.tower-206.messagelabs.com with RC4-SHA encrypted SMTP; 23 Jan 2016 03:20:58 -0000 Received: from 172.24.1.49 (EHLO szxeml425-hub.china.huawei.com) ([172.24.1.49]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DDP64701; Sat, 23 Jan 2016 11:20:42 +0800 (CST) Received: from HGHY1Z002260041.china.huawei.com (10.177.16.142) by szxeml425-hub.china.huawei.com (10.82.67.180) with Microsoft SMTP Server id 14.3.235.1; Sat, 23 Jan 2016 11:20:32 +0800 From: Shannon Zhao To: , , , , Date: Sat, 23 Jan 2016 11:19:32 +0800 Message-ID: <1453519184-11908-6-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1453519184-11908-1-git-send-email-zhaoshenglong@huawei.com> References: <1453519184-11908-1-git-send-email-zhaoshenglong@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.16.142] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020203.56A2F18B.006C, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: a948414392a5d7d3ae38e80fce378964 Cc: devicetree@vger.kernel.org, linux-efi@vger.kernel.org, ian.campbell@citrix.com, catalin.marinas@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, xen-devel@lists.xen.org, julien.grall@citrix.com, shannon.zhao@linaro.org, peter.huangpeng@huawei.com Subject: [Xen-devel] [PATCH v3 05/17] xen: memory : Add new XENMAPSPACE type XENMAPSPACE_dev_mmio X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Shannon Zhao Add a new type of Xen map space for Dom0 to map device's MMIO region. Signed-off-by: Shannon Zhao --- include/xen/interface/memory.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/xen/interface/memory.h b/include/xen/interface/memory.h index 2ecfe4f..9aa8988 100644 --- a/include/xen/interface/memory.h +++ b/include/xen/interface/memory.h @@ -160,6 +160,7 @@ DEFINE_GUEST_HANDLE_STRUCT(xen_machphys_mapping_t); #define XENMAPSPACE_gmfn_foreign 4 /* GMFN from another dom, * XENMEM_add_to_physmap_range only. */ +#define XENMAPSPACE_dev_mmio 5 /* device mmio region */ /* * Sets the GPFN at which a particular page appears in the specified guest's