From patchwork Tue May 31 04:43:33 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shannon Zhao X-Patchwork-Id: 9143235 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1EB3460777 for ; Tue, 31 May 2016 04:51:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 14ADB27C05 for ; Tue, 31 May 2016 04:51:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 095F228185; Tue, 31 May 2016 04:51:28 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A13FC27C05 for ; Tue, 31 May 2016 04:51:27 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b7bcd-0008TV-84; Tue, 31 May 2016 04:49:43 +0000 Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b7bcb-0008Si-Iq for xen-devel@lists.xen.org; Tue, 31 May 2016 04:49:41 +0000 Received: from [193.109.254.147] by server-2.bemta-14.messagelabs.com id 53/71-02817-4E71D475; Tue, 31 May 2016 04:49:40 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrJIsWRWlGSWpSXmKPExsVSPpHPSfeJuG+ 4wbwX/BZLPi5mcWD0OLr7N1MAYxRrZl5SfkUCa8aBPxeZCw5yVUw9sZulgfEiRxcjF4eQwBlG iQVrTzJBOHsYJZ6dPsDcxcjJwSagK/Fx4xR2EFtEQFZiddccdpAiZoFNjBJtXy6ygCSEBQIkl p+8zgpiswioSuxcvJoRxOYV8JRY+vAuG4gtIaAhsbJ3Alg9J1D8/MSXYAuEBDwk9i07DVUvKH Fy5hOwGmYBCYmDL14wQ/QqSrStPwk1R1Li4IobLCBHSAicYpSY9fMnI0TCVOL0zo/sExgFZyG ZNQvJrAWMTKsYNYpTi8pSi3QNzfWSijLTM0pyEzNzdA0NTfRyU4uLE9NTcxKTivWS83M3MQKD tJ6BgXEH48/TnocYJTmYlER5rX77hAvxJeWnVGYkFmfEF5XmpBYfYpTh4FCS4K0Q8w0XEixKT U+tSMvMAcYLTFqCg0dJhFcJGDNCvMUFibnFmekQqVOMilLivAtA+gRAEhmleXBtsBi9xCgrJc zLyMDAIMRTkFqUm1mCKv+KUZyDUUmYdyvIFJ7MvBK46a+AFjMBLY7P8AFZXJKIkJJqYJwzYVu ZYtD35WG31U732F3kcwmbZxqpGmOTnfRq57szj7UzJy82vbUusG3WsafuHzXmZP/NqdWcaf/C 3ICtJG9RH6vCtrthTB+N3/msEb2V9OS54FHZ+itbG8WeShck9ovddVkXs4zxdtc5hV3zmh7VZ t3b2fO7NygkfG4Yo0xn0VaOFLfPJ5VYijMSDbWYi4oTAZYxpV3MAgAA X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-3.tower-27.messagelabs.com!1464670175!44473341!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: 8.46; banners=-,-,- X-VirusChecked: Checked Received: (qmail 57143 invoked from network); 31 May 2016 04:49:39 -0000 Received: from szxga03-in.huawei.com (HELO szxga03-in.huawei.com) (119.145.14.66) by server-3.tower-27.messagelabs.com with RC4-SHA encrypted SMTP; 31 May 2016 04:49:39 -0000 Received: from 172.24.1.137 (EHLO szxeml428-hub.china.huawei.com) ([172.24.1.137]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id CCK66919; Tue, 31 May 2016 12:44:52 +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; Tue, 31 May 2016 12:44:40 +0800 From: Shannon Zhao To: Date: Tue, 31 May 2016 12:43:33 +0800 Message-ID: <1464669816-11476-12-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1464669816-11476-1-git-send-email-zhaoshenglong@huawei.com> References: <1464669816-11476-1-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=0001.0A020203.574D1717.0047, 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: cc6d6d20fea4807f90b8b2c4ccb07e05 Cc: sstabellini@kernel.org, ian.jackson@eu.citrix.com, peter.huangpeng@huawei.com, julien.grall@arm.com, shannon.zhao@linaro.org, wei.liu2@citrix.comg Subject: [Xen-devel] [PATCH 11/14] libxl/arm: Initialize domain param 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" X-Virus-Scanned: ClamAV using ClamSMTP From: Shannon Zhao If Xen guest boots with ACPI, the guest kernel will get the event channel interrupt information via domain param HVM_PARAM_CALLBACK_IRQ. Initialize that domain param. Signed-off-by: Shannon Zhao --- tools/libxl/libxl_arm.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/tools/libxl/libxl_arm.c b/tools/libxl/libxl_arm.c index 1bef9b0..13259f8 100644 --- a/tools/libxl/libxl_arm.c +++ b/tools/libxl/libxl_arm.c @@ -1105,6 +1105,7 @@ static int prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info, { const libxl_version_info *vers; int rc; + uint64_t val; /* convenience aliases */ xc_domain_configuration_t *xc_config = &state->config; @@ -1130,7 +1131,12 @@ static int prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info, make_acpi_xsdt(gc, dom); make_acpi_rsdp(gc, dom); - return 0; + /* Set the value of domain param HVM_PARAM_CALLBACK_IRQ. */ + val = (uint64_t)HVM_PARAM_CALLBACK_TYPE_PPI << 56; + val |= (2 << 8); /* Active-low level-sensitive */ + val |= GUEST_EVTCHN_PPI & 0xff; + return xc_hvm_param_set(dom->xch, dom->guest_domid, HVM_PARAM_CALLBACK_IRQ, + val); } int libxl__arch_domain_init_hw_description(libxl__gc *gc,