From patchwork Sun Feb 28 11:19:11 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shannon Zhao X-Patchwork-Id: 8445761 Return-Path: X-Original-To: patchwork-xen-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id DEDCD9F8A8 for ; Sun, 28 Feb 2016 11:26:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 07304202E6 for ; Sun, 28 Feb 2016 11:26:30 +0000 (UTC) Received: from lists.xen.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.kernel.org (Postfix) with ESMTPS id 137982035E for ; Sun, 28 Feb 2016 11:26:29 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xen.org) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1aZzSQ-0005Xk-P2; Sun, 28 Feb 2016 11:24:14 +0000 Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1aZzSO-0005U5-A9 for xen-devel@lists.xen.org; Sun, 28 Feb 2016 11:24:12 +0000 Received: from [85.158.139.211] by server-3.bemta-5.messagelabs.com id 7A/2F-03449-BD8D2D65; Sun, 28 Feb 2016 11:24:11 +0000 X-Env-Sender: zhaoshenglong@huawei.com X-Msg-Ref: server-13.tower-206.messagelabs.com!1456658645!25237512!1 X-Originating-IP: [58.251.152.64] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 7.35.1; banners=-,-,- X-VirusChecked: Checked Received: (qmail 12415 invoked from network); 28 Feb 2016 11:24:10 -0000 Received: from szxga01-in.huawei.com (HELO szxga01-in.huawei.com) (58.251.152.64) by server-13.tower-206.messagelabs.com with RC4-SHA encrypted SMTP; 28 Feb 2016 11:24:10 -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 DFJ26949; Sun, 28 Feb 2016 19:20:37 +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 19:20:27 +0800 From: Shannon Zhao To: Date: Sun, 28 Feb 2016 19:19:11 +0800 Message-ID: <1456658360-16080-16-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=0001.0A020205.56D2D806.0033, 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: 483a37617a392c53f77a5b5a408b3993 Cc: ian.campbell@citrix.com, peter.huangpeng@huawei.com, stefano.stabellini@citrix.com, shannon.zhao@linaro.org, Jan Beulich , zhaoshenglong@huawei.com Subject: [Xen-devel] [PATCH v4 15/24] arm/acpi: Prepare EFI memory descriptor 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" X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Shannon Zhao Create a few EFI memory descriptors to tell Dom0 the RAM region information, ACPI table regions and EFI tables reserved resions. Cc: Jan Beulich Signed-off-by: Parth Dixit Signed-off-by: Shannon Zhao --- v4: use a single descriptor for new created tables --- xen/arch/arm/domain_build.c | 2 ++ xen/common/efi/boot.c | 38 ++++++++++++++++++++++++++++++++++++++ xen/include/asm-arm/setup.h | 5 +++++ 3 files changed, 45 insertions(+) diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index 09f9770..1ec6271 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -1688,6 +1688,8 @@ static int prepare_acpi(struct domain *d, struct kernel_info *kinfo) acpi_map_other_tables(d); acpi_create_efi_system_table(d->arch.efi_acpi_gpa, d->arch.efi_acpi_table, tbl_add); + acpi_create_efi_mmap_table(d->arch.efi_acpi_gpa, d->arch.efi_acpi_len, + d->arch.efi_acpi_table, &kinfo->mem, tbl_add); return 0; } diff --git a/xen/common/efi/boot.c b/xen/common/efi/boot.c index 238c5fd..b8d7409 100644 --- a/xen/common/efi/boot.c +++ b/xen/common/efi/boot.c @@ -1233,6 +1233,44 @@ void __init acpi_create_efi_system_table(paddr_t paddr, void *efi_acpi_table, tbl_add[TBL_EFIT].start = table_addr; tbl_add[TBL_EFIT].size = table_size; } + +void __init acpi_create_efi_mmap_table(paddr_t paddr, paddr_t size, + void *efi_acpi_table, + const struct meminfo *mem, + struct membank tbl_add[]) +{ + EFI_MEMORY_DESCRIPTOR *memory_map; + int i, offset; + u8 *base_ptr; + + tbl_add[TBL_MMAP].start = paddr + acpi_get_table_offset(tbl_add, TBL_MMAP); + tbl_add[TBL_MMAP].size = sizeof(EFI_MEMORY_DESCRIPTOR) + * (mem->nr_banks + acpi_mem.nr_banks + 1); + base_ptr = efi_acpi_table + acpi_get_table_offset(tbl_add, TBL_MMAP); + memory_map = (EFI_MEMORY_DESCRIPTOR *)(base_ptr); + + offset = 0; + for( i = 0; i < mem->nr_banks; i++, offset++ ) + { + memory_map[offset].Type = EfiConventionalMemory; + memory_map[offset].PhysicalStart = mem->bank[i].start; + memory_map[offset].NumberOfPages = PFN_UP(mem->bank[i].size); + memory_map[offset].Attribute = EFI_MEMORY_WB; + } + + for( i = 0; i < acpi_mem.nr_banks; i++, offset++ ) + { + memory_map[offset].Type = EfiACPIReclaimMemory; + memory_map[offset].PhysicalStart = acpi_mem.bank[i].start; + memory_map[offset].NumberOfPages = PFN_UP(acpi_mem.bank[i].size); + memory_map[offset].Attribute = EFI_MEMORY_WB; + } + + memory_map[offset].Type = EfiACPIReclaimMemory; + memory_map[offset].PhysicalStart = paddr; + memory_map[offset].NumberOfPages = PFN_UP(size); + memory_map[offset].Attribute = EFI_MEMORY_WB; +} #endif #ifndef CONFIG_ARM /* TODO - runtime service support */ diff --git a/xen/include/asm-arm/setup.h b/xen/include/asm-arm/setup.h index 2d65796..af5a038 100644 --- a/xen/include/asm-arm/setup.h +++ b/xen/include/asm-arm/setup.h @@ -56,6 +56,11 @@ int estimate_efi_size(int mem_nr_banks); void acpi_create_efi_system_table(paddr_t paddr, void *efi_acpi_table, struct membank tbl_add[]); +void acpi_create_efi_mmap_table(paddr_t paddr, paddr_t size, + void *efi_acpi_table, + const struct meminfo *mem, + struct membank tbl_add[]); + int construct_dom0(struct domain *d); void discard_initial_modules(void);