From patchwork Sun Feb 28 11:19:12 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shannon Zhao X-Patchwork-Id: 63151 Delivered-To: patch@linaro.org Received: by 10.112.199.169 with SMTP id jl9csp731322lbc; Sun, 28 Feb 2016 03:25:44 -0800 (PST) X-Received: by 10.140.169.9 with SMTP id p9mr13483856qhp.50.1456658730468; Sun, 28 Feb 2016 03:25:30 -0800 (PST) Return-Path: Received: from lists.xen.org (lists.xenproject.org. [192.237.175.120]) by mx.google.com with ESMTPS id l50si21622595qge.18.2016.02.28.03.25.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 28 Feb 2016 03:25:30 -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.xen.org) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1aZzSX-0005jM-CT; Sun, 28 Feb 2016 11:24:21 +0000 Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1aZzSV-0005gE-DN for xen-devel@lists.xen.org; Sun, 28 Feb 2016 11:24:19 +0000 Received: from [193.109.254.147] by server-3.bemta-14.messagelabs.com id 90/6A-03304-2E8D2D65; Sun, 28 Feb 2016 11:24:18 +0000 X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-10.tower-27.messagelabs.com!1456658652!27307261!1 X-Originating-IP: [58.251.152.64] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 8.11; banners=-,-,- X-VirusChecked: Checked Received: (qmail 57926 invoked from network); 28 Feb 2016 11:24:17 -0000 Received: from szxga01-in.huawei.com (HELO szxga01-in.huawei.com) (58.251.152.64) by server-10.tower-27.messagelabs.com with RC4-SHA encrypted SMTP; 28 Feb 2016 11:24:17 -0000 Received: from 172.24.1.48 (EHLO szxeml432-hub.china.huawei.com) ([172.24.1.48]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DFJ26953; Sun, 28 Feb 2016 19:20:38 +0800 (CST) Received: from HGHY1Z002260041.china.huawei.com (10.177.16.142) by szxeml432-hub.china.huawei.com (10.82.67.209) with Microsoft SMTP Server id 14.3.235.1; Sun, 28 Feb 2016 19:20:28 +0800 From: Shannon Zhao To: Date: Sun, 28 Feb 2016 19:19:12 +0800 Message-ID: <1456658360-16080-17-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1456658360-16080-1-git-send-email-zhaoshenglong@huawei.com> References: <1456658360-16080-1-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=0001.0A020205.56D2D806.0079, 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: 65e3007dbc950977eb95bbe8c283ede5 Cc: peter.huangpeng@huawei.com, zhaoshenglong@huawei.com, stefano.stabellini@citrix.com, ian.campbell@citrix.com, shannon.zhao@linaro.org Subject: [Xen-devel] [PATCH v4 16/24] arm/acpi: Map the new created EFI and ACPI tables to Dom0 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 Map the UEFI and ACPI tables which we created to non-RAM space in Dom0. Signed-off-by: Shannon Zhao --- xen/arch/arm/domain_build.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index 1ec6271..083ddd5 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -1691,6 +1691,21 @@ static int prepare_acpi(struct domain *d, struct kernel_info *kinfo) acpi_create_efi_mmap_table(d->arch.efi_acpi_gpa, d->arch.efi_acpi_len, d->arch.efi_acpi_table, &kinfo->mem, tbl_add); + /* Map the EFI and ACPI tables to Dom0 */ + rc = map_regions(d, + paddr_to_pfn(d->arch.efi_acpi_gpa), + PFN_UP(d->arch.efi_acpi_len), + paddr_to_pfn(virt_to_maddr(d->arch.efi_acpi_table))); + if ( rc != 0 ) + { + printk(XENLOG_ERR "Unable to map 0x%"PRIx64 + " - 0x%"PRIx64" in domain %d\n", + d->arch.efi_acpi_gpa & PAGE_MASK, + PAGE_ALIGN(d->arch.efi_acpi_gpa + d->arch.efi_acpi_len) - 1, + d->domain_id); + return rc; + } + return 0; } #else