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pr=C From: Vikram Garhwal To: CC: , Vikram Garhwal , "Andrew Cooper" , George Dunlap , Jan Beulich , Julien Grall , Wei Liu , Bertrand Marquis , Volodymyr Babchuk Subject: [XEN][PATCH v5 03/17] xen/arm: Add CONFIG_OVERLAY_DTB Date: Tue, 11 Apr 2023 12:16:04 -0700 Message-ID: <20230411191636.26926-4-vikram.garhwal@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230411191636.26926-1-vikram.garhwal@amd.com> References: <20230411191636.26926-1-vikram.garhwal@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT088:EE_|SJ2PR12MB7962:EE_ X-MS-Office365-Filtering-Correlation-Id: 93a1cd42-a56c-4eb5-c800-08db3ac153f8 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: XWH3oXWHqcZD9sTbyewkrsWBFCMU89fDJmR4pzMiPZW5pze/IlzoIeNqgMO+onWgXaj7kkAxDBoDLNVOcSQsC8idNUm+ugK7ePoigLJoBTkuI4LPtr6TpF1Hu96MhwTrlzVFaMa8sY/LwPPV4Jv9pxEySrnK4eUpkPnpbZIFmvfQwFd2u2XDDj5UI2KTlnkYAVF8I4WaxTvn1RsWJ01pNp1scH91N4EH6kjSdx9cp9nn4MhQKQyquijx0FvB96sd8lhRvXqKnGN4ej9l87xkd6gaBZFF2QDaWi/bx8h82ONNlZbn/6Bdf9FCl4EgW9/S3afztXOAIZr0zPtDkxpYUmdBxecv9dJ0AWU5e18XbD9auKVMJm/1NlaTK8CnG5SPzNnfl840lBkZdlL1otUt/ycx6XbjnQ8Pg18BFGRMa54ksmJgSg7RBkpYZ0ebggriUDOCaJTYHTG1iDX7k35EY/ACLzaqqPtlL8QkBkYeLj32xs5mlb5IuZUXzwgAMxGmvvp6TOPOE+EMrXpxYCmby1nAHtZ6i/vJHIVuc8xH9wvDpCtCcA1gw/nFOXZ0eiJaWGH/JmKExlvCImja4S1yoLikS/kf61uDhiWCluec1ISqzh7nToVQZBqAlEykzumK+3IM04rzaalN6zkN/upDRJ+JUwM+HvF/xC7nLvPig/jILnqLMs5OG7+4ucnYho7ogyInqZSxFbkoEr5V6l8vHITm7LFWVa+3ZtQdrpW0ie8= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(136003)(396003)(376002)(346002)(39860400002)(451199021)(36840700001)(40470700004)(46966006)(36860700001)(70206006)(70586007)(8676002)(4326008)(6916009)(5660300002)(86362001)(186003)(426003)(336012)(40480700001)(41300700001)(6666004)(82310400005)(316002)(8936002)(478600001)(54906003)(2906002)(36756003)(40460700003)(26005)(44832011)(82740400003)(1076003)(2616005)(47076005)(356005)(81166007)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Apr 2023 19:17:01.3563 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 93a1cd42-a56c-4eb5-c800-08db3ac153f8 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT088.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB7962 Introduce a config option where the user can enable support for adding/removing device tree nodes using a device tree binary overlay. Signed-off-by: Vikram Garhwal --- SUPPORT.md | 6 ++++++ xen/arch/arm/Kconfig | 5 +++++ 2 files changed, 11 insertions(+) diff --git a/SUPPORT.md b/SUPPORT.md index aa1940e55f..0a31f40af4 100644 --- a/SUPPORT.md +++ b/SUPPORT.md @@ -822,6 +822,12 @@ No support for QEMU backends in a 16K or 64K domain. Status: Supported +### Device Tree Overlays + +Add/Remove device tree nodes using a device tree overlay binary(.dtbo). + + Status: Supported for ARM + ### ARM: Guest ACPI support Status: Supported diff --git a/xen/arch/arm/Kconfig b/xen/arch/arm/Kconfig index 239d3aed3c..1fe3d698a5 100644 --- a/xen/arch/arm/Kconfig +++ b/xen/arch/arm/Kconfig @@ -53,6 +53,11 @@ config HAS_ITS bool "GICv3 ITS MSI controller support (UNSUPPORTED)" if UNSUPPORTED depends on GICV3 && !NEW_VGIC && !ARM_32 +config OVERLAY_DTB + bool "DTB overlay support (UNSUPPORTED)" if UNSUPPORTED + help + Dynamic addition/removal of Xen device tree nodes using a dtbo. + config HVM def_bool y -- 2.17.1