Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758644AbcCDGiz (ORCPT ); Fri, 4 Mar 2016 01:38:55 -0500 Received: from szxga02-in.huawei.com ([119.145.14.65]:47162 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757392AbcCDGim (ORCPT ); Fri, 4 Mar 2016 01:38:42 -0500 From: Shannon Zhao To: , , , CC: , , , , , , , , Subject: [PATCH v5 09/17] xen/hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ Date: Fri, 4 Mar 2016 14:37:27 +0800 Message-ID: <1457073455-11516-10-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1457073455-11516-1-git-send-email-zhaoshenglong@huawei.com> References: <1457073455-11516-1-git-send-email-zhaoshenglong@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.177.16.142] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A0B0204.56D92D6F.01C7,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: e17eeaa2dbc3a9b991630ee80f83921a Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1147 Lines: 37 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 0 stands the interrupt mode is edge(1) or level(0) and bit 1 stands the interrupt polarity is active low(1) or high(0). Signed-off-by: Shannon Zhao Acked-by: Stefano Stabellini --- include/xen/interface/hvm/params.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/xen/interface/hvm/params.h b/include/xen/interface/hvm/params.h index 70ad208..d32b02b 100644 --- a/include/xen/interface/hvm/params.h +++ b/include/xen/interface/hvm/params.h @@ -53,6 +53,16 @@ * 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. + */ + #define HVM_PARAM_STORE_PFN 1 #define HVM_PARAM_STORE_EVTCHN 2 -- 2.0.4