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[192.237.175.120]) by mx.google.com with ESMTPS id s141si7168740qhb.115.2016.03.17.02.51.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 17 Mar 2016 02:51:48 -0700 (PDT) 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.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1agUZm-00008c-Dw; Thu, 17 Mar 2016 09:50:42 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1agUZl-000088-PE for xen-devel@lists.xen.org; Thu, 17 Mar 2016 09:50:41 +0000 Received: from [85.158.137.68] by server-12.bemta-3.messagelabs.com id 71/55-19343-0FD7AE65; Thu, 17 Mar 2016 09:50:40 +0000 X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-11.tower-31.messagelabs.com!1458208236!3500312!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: 8.11; banners=-,-,- X-VirusChecked: Checked Received: (qmail 19839 invoked from network); 17 Mar 2016 09:50:40 -0000 Received: from szxga03-in.huawei.com (HELO szxga03-in.huawei.com) (119.145.14.66) by server-11.tower-31.messagelabs.com with RC4-SHA encrypted SMTP; 17 Mar 2016 09:50:40 -0000 Received: from 172.24.1.48 (EHLO szxeml432-hub.china.huawei.com) ([172.24.1.48]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id BYG52643; Thu, 17 Mar 2016 17:42:17 +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; Thu, 17 Mar 2016 17:41:41 +0800 From: Shannon Zhao To: Date: Thu, 17 Mar 2016 17:40:56 +0800 Message-ID: <1458207668-12012-11-git-send-email-zhaoshenglong@huawei.com> X-Mailer: git-send-email 1.9.0.msysgit.0 In-Reply-To: <1458207668-12012-1-git-send-email-zhaoshenglong@huawei.com> References: <1458207668-12012-1-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=0001.0A020203.56EA7BFB.00E5, 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: 3acb2eef0575e115f7844ca577b98a91 Cc: julien.grall@arm.com, zhaoshenglong@huawei.com, stefano.stabellini@citrix.com, shannon.zhao@linaro.org, peter.huangpeng@huawei.com Subject: [Xen-devel] [PATCH v6 10/22] 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 Reviewed-by: Stefano Stabellini --- 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 ea7d6a5..c71976c 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_rw(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