From patchwork Fri Mar 4 06:15:49 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shannon Zhao X-Patchwork-Id: 63531 Delivered-To: patch@linaro.org Received: by 10.112.199.169 with SMTP id jl9csp294378lbc; Thu, 3 Mar 2016 22:27:28 -0800 (PST) X-Received: by 10.194.58.169 with SMTP id s9mr7160152wjq.52.1457072848703; Thu, 03 Mar 2016 22:27:28 -0800 (PST) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org. [192.237.175.120]) by mx.google.com with ESMTPS id o139si2276469wmd.116.2016.03.03.22.27.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 03 Mar 2016 22:27:28 -0800 (PST) Received-SPF: neutral (google.com: 192.237.175.120 is neither permitted nor denied by best guess record for domain of xen-devel-bounces@lists.xen.org) client-ip=192.237.175.120; Authentication-Results: mx.google.com; spf=neutral (google.com: 192.237.175.120 is neither permitted nor denied by best guess record for domain of xen-devel-bounces@lists.xen.org) smtp.mailfrom=xen-devel-bounces@lists.xen.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1abjBa-0000HE-NZ; Fri, 04 Mar 2016 06:26:02 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1abjBZ-0000H8-Ge for xen-devel@lists.xen.org; Fri, 04 Mar 2016 06:26:01 +0000 Received: from [85.158.137.68] by server-8.bemta-3.messagelabs.com id A6/24-04050-87A29D65; Fri, 04 Mar 2016 06:26:00 +0000 X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-4.tower-31.messagelabs.com!1457072756!17180813!1 X-Originating-IP: [119.145.14.66] X-SpamReason: No, hits=0.0 required=7.0 tests=sa_preprocessor: VHJ1c3RlZCBJUDogMTE5LjE0NS4xNC42NiA9PiA4NTI3\n X-StarScan-Received: X-StarScan-Version: 8.11; banners=-,-,- X-VirusChecked: Checked Received: (qmail 18461 invoked from network); 4 Mar 2016 06:25:59 -0000 Received: from szxga03-in.huawei.com (HELO szxga03-in.huawei.com) (119.145.14.66) by server-4.tower-31.messagelabs.com with RC4-SHA encrypted SMTP; 4 Mar 2016 06:25:59 -0000 Received: from 172.24.1.48 (EHLO szxeml428-hub.china.huawei.com) ([172.24.1.48]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id BXG12471; Fri, 04 Mar 2016 14:18:23 +0800 (CST) Received: from HGHY1Z002260041.china.huawei.com (10.177.16.142) by szxeml428-hub.china.huawei.com (10.82.67.183) with Microsoft SMTP Server id 14.3.235.1; Fri, 4 Mar 2016 14:16:37 +0800 From: Shannon Zhao To: Date: Fri, 4 Mar 2016 14:15:49 +0800 Message-ID: <1457072152-16128-20-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1457072152-16128-1-git-send-email-zhaoshenglong@huawei.com> References: <1457072152-16128-1-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=0001.0A090205.56D928B0.00D7, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 05d552c1a400aa8c7d71476b5abb38e9 Cc: hangaohuai@huawei.com, stefano.stabellini@citrix.com, shannon.zhao@linaro.org, Jan Beulich , zhaoshenglong@huawei.com Subject: [Xen-devel] [PATCH v5 19/22] hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" From: Shannon Zhao Add a new delivery type: val[63:56] == 3: val[15:8] is flag: val[7:0] is a PPI. To the flag, bit 8 stands the interrupt mode is edge(1) or level(0) and bit 9 stands the interrupt polarity is active low(1) or high(0). Cc: Jan Beulich Signed-off-by: Shannon Zhao --- v5: fix the statement --- xen/include/public/hvm/params.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/xen/include/public/hvm/params.h b/xen/include/public/hvm/params.h index 73d4718..2ea8d62 100644 --- a/xen/include/public/hvm/params.h +++ b/xen/include/public/hvm/params.h @@ -55,6 +55,16 @@ * if this delivery method is available. */ +#define HVM_PARAM_CALLBACK_TYPE_EVENT 3 +/* + * val[55:16] need to be zero. + * val[15:8] is flag of event-channel interrupt: + * bit 8: interrupt is edge(1) or level(0) triggered + * bit 9: interrupt is active low(1) or high(0) + * val[7:0] is PPI number used by event-channel. + * This is only used by ARM/ARM64. + */ + /* * These are not used by Xen. They are here for convenience of HVM-guest * xenbus implementations.