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[192.237.175.120]) by mx.google.com with ESMTPS id q131si21545915qha.85.2016.02.28.03.25.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 28 Feb 2016 03:25:20 -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 1aZzS6-0005OG-SA; Sun, 28 Feb 2016 11:23:54 +0000 Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1aZzS5-0005NL-MM for xen-devel@lists.xen.org; Sun, 28 Feb 2016 11:23:53 +0000 Received: from [85.158.139.211] by server-1.bemta-5.messagelabs.com id DA/E4-03316-8C8D2D65; Sun, 28 Feb 2016 11:23:52 +0000 X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-8.tower-206.messagelabs.com!1456658629!25244378!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: 7.35.1; banners=-,-,- X-VirusChecked: Checked Received: (qmail 12402 invoked from network); 28 Feb 2016 11:23:52 -0000 Received: from szxga03-in.huawei.com (HELO szxga03-in.huawei.com) (119.145.14.66) by server-8.tower-206.messagelabs.com with RC4-SHA encrypted SMTP; 28 Feb 2016 11:23:52 -0000 Received: from 172.24.1.49 (EHLO szxeml432-hub.china.huawei.com) ([172.24.1.49]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id BWS97751; Sun, 28 Feb 2016 19:20:32 +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 19:20:25 +0800 From: Shannon Zhao To: Date: Sun, 28 Feb 2016 19:19:09 +0800 Message-ID: <1456658360-16080-14-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=0001.0A090205.56D2D800.0073, 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: 7d1a267b3cd833535091e6ad69991b3d 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 13/24] arm/acpi: Map all other tables for 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 all other tables to Dom0 using 1:1 mappings. Signed-off-by: Shannon Zhao --- v4: fix commit message --- xen/arch/arm/domain_build.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index 64e48ae..6ad420c 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -1357,6 +1357,30 @@ static int prepare_dtb(struct domain *d, struct kernel_info *kinfo) } #ifdef CONFIG_ACPI +static void acpi_map_other_tables(struct domain *d) +{ + int i; + unsigned long res; + u64 addr, size; + + /* Map all other tables to Dom0 using 1:1 mappings. */ + for( i = 0; i < acpi_gbl_root_table_list.count; i++ ) + { + addr = acpi_gbl_root_table_list.tables[i].address; + size = acpi_gbl_root_table_list.tables[i].length; + res = map_regions(d, + paddr_to_pfn(addr & PAGE_MASK), + DIV_ROUND_UP(size, PAGE_SIZE), + paddr_to_pfn(addr & PAGE_MASK)); + if ( res ) + { + panic(XENLOG_ERR "Unable to map 0x%"PRIx64 + " - 0x%"PRIx64" in domain \n", + addr & PAGE_MASK, PAGE_ALIGN(addr + size) - 1); + } + } +} + static int acpi_create_rsdp(struct domain *d, struct membank tbl_add[]) { @@ -1661,6 +1685,8 @@ static int prepare_acpi(struct domain *d, struct kernel_info *kinfo) if ( rc != 0 ) return rc; + acpi_map_other_tables(d); + return 0; } #else