From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752060AbcBEDHc (ORCPT ); Thu, 4 Feb 2016 22:07:32 -0500 Received: from szxga02-in.huawei.com ([119.145.14.65]:13738 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750765AbcBEDH1 (ORCPT ); Thu, 4 Feb 2016 22:07:27 -0500 From: Shannon Zhao To: , , , CC: , , , , , , , , , , Subject: [PATCH v4 08/17] Xen: public/hvm: sync changes of HVM_PARAM_CALLBACK_VIA ABI from Xen Date: Fri, 5 Feb 2016 11:05:43 +0800 Message-ID: <1454641552-12576-9-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1454641552-12576-1-git-send-email-zhaoshenglong@huawei.com> References: <1454641552-12576-1-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=0001.0A020202.56B411EC.0131,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: 8373237f272f12ab964328c2f2e63e2c Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Shannon Zhao Sync the changes of HVM_PARAM_CALLBACK_VIA ABI introduced by Xen commit (public/hvm: export the HVM_PARAM_CALLBACK_VIA ABI in the API). Signed-off-by: Shannon Zhao Acked-by: Stefano Stabellini --- include/xen/interface/hvm/params.h | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) diff --git a/include/xen/interface/hvm/params.h b/include/xen/interface/hvm/params.h index a6c7991..70ad208 100644 --- a/include/xen/interface/hvm/params.h +++ b/include/xen/interface/hvm/params.h @@ -27,16 +27,31 @@ * Parameter space for HVMOP_{set,get}_param. */ +#define HVM_PARAM_CALLBACK_IRQ 0 /* * How should CPU0 event-channel notifications be delivered? - * val[63:56] == 0: val[55:0] is a delivery GSI (Global System Interrupt). - * val[63:56] == 1: val[55:0] is a delivery PCI INTx line, as follows: - * Domain = val[47:32], Bus = val[31:16], - * DevFn = val[15: 8], IntX = val[ 1: 0] - * val[63:56] == 2: val[7:0] is a vector number. + * * If val == 0 then CPU0 event-channel notifications are not delivered. + * If val != 0, val[63:56] encodes the type, as follows: + */ + +#define HVM_PARAM_CALLBACK_TYPE_GSI 0 +/* + * val[55:0] is a delivery GSI. GSI 0 cannot be used, as it aliases val == 0, + * and disables all notifications. + */ + +#define HVM_PARAM_CALLBACK_TYPE_PCI_INTX 1 +/* + * val[55:0] is a delivery PCI INTx line: + * Domain = val[47:32], Bus = val[31:16] DevFn = val[15:8], IntX = val[1:0] + */ + +#define HVM_PARAM_CALLBACK_TYPE_VECTOR 2 +/* + * val[7:0] is a vector number. Check for XENFEAT_hvm_callback_vector to know + * if this delivery method is available. */ -#define HVM_PARAM_CALLBACK_IRQ 0 #define HVM_PARAM_STORE_PFN 1 #define HVM_PARAM_STORE_EVTCHN 2 -- 2.0.4