From nobody Sat Feb 7 08:27:25 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; arc=pass (i=1 dmarc=pass fromdomain=amd.com); dmarc=pass(p=quarantine dis=none) header.from=amd.com ARC-Seal: i=2; a=rsa-sha256; t=1749652852; cv=pass; d=zohomail.com; s=zohoarc; b=HNpelEq9PFkZHuoXuJrl7hSsIwJm7nVZ5YNbsDLbwKxninWj3bVPm9GHChtd4JN5alNOLeKZTRvxF/0SJhkfud67QCTo1wvbck54UMPgRSFm0gGa21wv7wvYw9RK4q2FuFkBIKD8O4gTzkUpkoDl6IwKp4ukIz4AJJM6Q9lPuc4= ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1749652852; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=FUpmQLoTFyCDjuUjHFpcV7C6yipFkzFMP1YDXzutgCE=; b=RkvJEr+jX5fM4gCu8qxnaouO0bF1gXQgnUEWwkfGhZBTCWZXOPim1cnhGzJ4JmIqWTWcnbuwG98HiZFuTglCoxWhJfu3+DWmpfPWeb7NbzHuAwz7t7TsT/KW7XI4vo35RkpTg0sPCbKREy/L0QLvJ7f6xLL0+vSQvmHDX9f1mms= ARC-Authentication-Results: i=2; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; arc=pass (i=1 dmarc=pass fromdomain=amd.com); dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1749652852461864.3432259399576; Wed, 11 Jun 2025 07:40:52 -0700 (PDT) Received: from list by lists.xenproject.org with outflank-mailman.1011846.1390375 (Exim 4.92) (envelope-from ) id 1uPMd4-0002cD-GM; Wed, 11 Jun 2025 14:40:38 +0000 Received: by outflank-mailman (output) from mailman id 1011846.1390375; Wed, 11 Jun 2025 14:40:38 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1uPMd4-0002c6-Dg; Wed, 11 Jun 2025 14:40:38 +0000 Received: by outflank-mailman (input) for mailman id 1011846; Wed, 11 Jun 2025 14:40:37 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1uPMa0-0007IS-MY for xen-devel@lists.xenproject.org; Wed, 11 Jun 2025 14:37:28 +0000 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (mail-dm6nam10on20629.outbound.protection.outlook.com [2a01:111:f403:2413::629]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 990cc80c-46d1-11f0-a307-13f23c93f187; Wed, 11 Jun 2025 16:37:28 +0200 (CEST) Received: from LV3P220CA0010.NAMP220.PROD.OUTLOOK.COM (2603:10b6:408:234::30) by SJ2PR12MB8925.namprd12.prod.outlook.com (2603:10b6:a03:542::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8835.19; Wed, 11 Jun 2025 14:37:23 +0000 Received: from BL6PEPF0001AB53.namprd02.prod.outlook.com (2603:10b6:408:234:cafe::b) by LV3P220CA0010.outlook.office365.com (2603:10b6:408:234::30) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.8792.35 via Frontend Transport; Wed, 11 Jun 2025 14:37:22 +0000 Received: from SATLEXMB03.amd.com (165.204.84.17) by BL6PEPF0001AB53.mail.protection.outlook.com (10.167.241.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.8835.15 via Frontend Transport; Wed, 11 Jun 2025 14:37:22 +0000 Received: from SATLEXMB05.amd.com (10.181.40.146) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Wed, 11 Jun 2025 09:37:22 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB05.amd.com (10.181.40.146) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Wed, 11 Jun 2025 09:37:21 -0500 Received: from xcbayankuma40.xilinx.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2507.39 via Frontend Transport; Wed, 11 Jun 2025 09:37:20 -0500 X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 990cc80c-46d1-11f0-a307-13f23c93f187 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=B0pIyIegpyqGlzHw/o/CJ49c96BORyP3jOPtrNaHUZlwlYlhc6UWBrCX5g1IrnDpTWHoukmNMnPFGk+8gU7JmxjYvtJRcIZ/NWPLCziJ3jwnvbrR1qFvVB2zJIixsnYrLXu84YQJZ2z+JjvtgPfx3U66ZrSZ4d9/uORMFDBftKf7rca43tbhHA/p0HUqjPPL6o5eWgD7ZMe1llwWD113e23L8qnnNVIEr7w7tK3yxSmhDECI8cMrnGNAgQBxzcIeiGjlgi4V6S9mVH2hNgO8m/UKblCslhCdRTxY7IfvjelUS7J115i/TdByv6q9I5ov5dY5V+wAF3zIi8lP7rbSXw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=FUpmQLoTFyCDjuUjHFpcV7C6yipFkzFMP1YDXzutgCE=; b=ImWP7FqJJ0bv48OtdOG8juP38OwYwOIbSZu1tyd1k3n0mKg84YKHGiyb7FLF1v35i36NBvRQOdrV42DtChUN48e74QyjVOd0agnpc4LlvmL3XM5eYyfwj6FsV2MP0TBVBQSgTZMnLMxse6hD7KyQcXBRIjMGvjD4vRUO0POFV8pFc2JndF2eR41wU2FVH/1CCJf9PjqIqOYbu+EFMQ+KCYJsAQwM05Qv2m85KRaPPtQtw2h2ZQhHyslJfUhdUklw1NpWurns1JeeLytz/Uw5HNJCYzYm+uf5HjT75YQMyYiNbSYQB6Ss9qAJdHQst/gY6AQ3tid91Kd00Mxuk5+D9w== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=lists.xenproject.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=FUpmQLoTFyCDjuUjHFpcV7C6yipFkzFMP1YDXzutgCE=; b=soAWdLVm3NjwASssPLI5ErOBNUkFVuha9kd167M1f7JOldcJq8TiZuTAVACRFkgZTFeJFnxVKh1EQLrh9AM+KtVQ7LfKpcSaCyf6yAEoBo6btNPYzrA7zvjul9/f04hOhnZOi/vsquG3Y/OCGz7ZybNEPxj5OK31z1/a6vuImpA= X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; pr=C From: Ayan Kumar Halder To: CC: Ayan Kumar Halder , Stefano Stabellini , Julien Grall , Bertrand Marquis , Michal Orzel , "Volodymyr Babchuk" Subject: [PATCH v3 5/6] arm/mpu: Define arm32 system registers Date: Wed, 11 Jun 2025 15:35:43 +0100 Message-ID: <20250611143544.3453532-6-ayan.kumar.halder@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250611143544.3453532-1-ayan.kumar.halder@amd.com> References: <20250611143544.3453532-1-ayan.kumar.halder@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: None (SATLEXMB05.amd.com: ayan.kumar.halder@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF0001AB53:EE_|SJ2PR12MB8925:EE_ X-MS-Office365-Filtering-Correlation-Id: b5cbc5cc-9f9a-4045-1d12-08dda8f57a1a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|1800799024|376014|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?P0i73ViDKfL76kQVCIHHVfFM+sf4cxk9NH6dRmfv+xPKDbYNzHg+mox5h16O?= =?us-ascii?Q?N5KXC/Vfghsxrt9zviTutFZCOAEav6V8jylb7VW1QJ4PITG4l1rueR6Evvif?= =?us-ascii?Q?sKQjYBqUOHakmThpsJqahD1fP6gNC4/QRx0o5LKAu4tBkf1NEvnr49w86zkn?= =?us-ascii?Q?nGUdpCHi6mXEvCLGjyCKR+Ev6V60/FE7PHSbAh6WWtRBbtOd2wRQqS6Leb4d?= =?us-ascii?Q?YAeTMxnhMiBG/wvIMCgLAerAbdpCqABH5XjiCkbCzDDCLKyK/mfo8vhfa/pa?= =?us-ascii?Q?+RL1zmqQYi3md/ORoikweQe8P2zPFestqQvp8M1dhrqtz34SeolwMGyybr79?= =?us-ascii?Q?2ZuD6hXl3kgkX7qBEgfhhphCmzEPVWSadkznG71fZ1T9d8Sa657+jWkotwnS?= =?us-ascii?Q?y9G7sbb57VTpk0sI+3FExGecXg70ugt35JCz37SZdLVdKo5vsjs7E6LPoEVx?= =?us-ascii?Q?83jzu/cDSiJL6+8nu8qpX3hYzOa3O/5u8ik7xHREcY6tm42JBkOUzPQIPyUv?= =?us-ascii?Q?WAXaUhyGTXV0ozb70mP9Wp2SLkMI6CwCmyFMJN1XQfOR36ol2fT2Nu4W4aAC?= =?us-ascii?Q?dDNJha8CoYvnkb8RXf9gKmUbkUkOOaTq1AzScqlLjEscEE7DVIH/ChS3z4yF?= =?us-ascii?Q?E70Oazv8O3q5u2BtxEcfVlrLEoSVssZV29RQ9gnyQIvO2q7FVvEW16K3eq83?= =?us-ascii?Q?Ctg3BGCyYwc5yUrIwzOp4vV5rBn86LKe1rIgvv9mtrGqq8y4hzpQdWVO1BwI?= =?us-ascii?Q?pDAKNefOqEljlpPaPSaIJjBR1SnHQg3ewV2ZnU5yceXZ9QKbwVcrOx7iuhxj?= =?us-ascii?Q?yZZNaknf5pDydXZq733rTtnhRdRhXG4yGLMMhj8gBlA+YNDeRxWRkq+82gxR?= =?us-ascii?Q?6h67PWg6nhQTWZTEkt5GZoYtfa4WRhpMHyerHU+29htthmbyF4GO58ZrKc/x?= =?us-ascii?Q?PM2L36afI+bQZUC2Z8TthX6iP+IAKpDhG6SMlUp4ouvjn6/YbMuWA07d1QaV?= =?us-ascii?Q?GIRZemb0zZxwF4h4o6OY+9+DMYm6pt51UXAgckDavCSFiSZ9mjjsgXuGBx6x?= =?us-ascii?Q?uZvdvibGvVyQ9gBiZ01pQFjhvK7z1Hqoo/irsxXITk0GWUC7VoviDkCCBAoy?= =?us-ascii?Q?PC0B4QLbaZv1AzXPakRb/im7BnrEGiPS3doolCEL6hQ+fj6qajv8TFHMCpiS?= =?us-ascii?Q?9KxERnxD/ZmBbEZlzTihj1oHXyGtJ6FuyYCiIDzM4nsL5vJQgmcoNVq0HYH+?= =?us-ascii?Q?EauEjd+dHb7kql/dCUrFMI1bt4ro9te+qY6CtjD2m+rq3+GBqqdsm8W5umyw?= =?us-ascii?Q?moWZPMv4ITNY6xrHnVWanTwm7GUHe9R4NKzhEVADNyW3UqPj9pjklB6P6VNE?= =?us-ascii?Q?EcLVt/SYhpaDF6BlR02NnDnPKeWnpBJi9mC4fBQPVgOMoYvKTYlFae6aN+8p?= =?us-ascii?Q?B49DwfaXlmXbvHZ4S+tZuaA0KIBP+Y0NNeqi97693wcU6rxAb4fVNmDWA6G0?= =?us-ascii?Q?8fX5MQfjB7F6+vcwz5EFmqvPk3108xuPdigI?= 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:(13230040)(36860700013)(1800799024)(376014)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jun 2025 14:37:22.5031 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b5cbc5cc-9f9a-4045-1d12-08dda8f57a1a 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: BL6PEPF0001AB53.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB8925 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1749652853414116600 Content-Type: text/plain; charset="utf-8" Fix the definition for HPRLAR. Define the base/limit address registers to access the first 32 protection regions. Signed-off-by: Ayan Kumar Halder Reviewed-by: Hari Limaye --- Changes from :- v1 - v1 - New patch introduced in v3 (Extracted from=20 "arm/mpu: Provide access to the MPU region from the C code"). xen/arch/arm/include/asm/mpu/cpregs.h | 68 ++++++++++++++++++++++++++- 1 file changed, 67 insertions(+), 1 deletion(-) diff --git a/xen/arch/arm/include/asm/mpu/cpregs.h b/xen/arch/arm/include/a= sm/mpu/cpregs.h index d5cd0e04d5..bb15e02df6 100644 --- a/xen/arch/arm/include/asm/mpu/cpregs.h +++ b/xen/arch/arm/include/asm/mpu/cpregs.h @@ -9,7 +9,73 @@ /* CP15 CR6: MPU Protection Region Base/Limit/Select Address Register */ #define HPRSELR p15,4,c6,c2,1 #define HPRBAR p15,4,c6,c3,0 -#define HPRLAR p15,4,c6,c8,1 +#define HPRLAR p15,4,c6,c3,1 + +/* CP15 CR6: MPU Protection Region Base/Limit Address Register */ +#define HPRBAR0 p15,4,c6,c8,0 +#define HPRLAR0 p15,4,c6,c8,1 +#define HPRBAR1 p15,4,c6,c8,4 +#define HPRLAR1 p15,4,c6,c8,5 +#define HPRBAR2 p15,4,c6,c9,0 +#define HPRLAR2 p15,4,c6,c9,1 +#define HPRBAR3 p15,4,c6,c9,4 +#define HPRLAR3 p15,4,c6,c9,5 +#define HPRBAR4 p15,4,c6,c10,0 +#define HPRLAR4 p15,4,c6,c10,1 +#define HPRBAR5 p15,4,c6,c10,4 +#define HPRLAR5 p15,4,c6,c10,5 +#define HPRBAR6 p15,4,c6,c11,0 +#define HPRLAR6 p15,4,c6,c11,1 +#define HPRBAR7 p15,4,c6,c11,4 +#define HPRLAR7 p15,4,c6,c11,5 +#define HPRBAR8 p15,4,c6,c12,0 +#define HPRLAR8 p15,4,c6,c12,1 +#define HPRBAR9 p15,4,c6,c12,4 +#define HPRLAR9 p15,4,c6,c12,5 +#define HPRBAR10 p15,4,c6,c13,0 +#define HPRLAR10 p15,4,c6,c13,1 +#define HPRBAR11 p15,4,c6,c13,4 +#define HPRLAR11 p15,4,c6,c13,5 +#define HPRBAR12 p15,4,c6,c14,0 +#define HPRLAR12 p15,4,c6,c14,1 +#define HPRBAR13 p15,4,c6,c14,4 +#define HPRLAR13 p15,4,c6,c14,5 +#define HPRBAR14 p15,4,c6,c15,0 +#define HPRLAR14 p15,4,c6,c15,1 +#define HPRBAR15 p15,4,c6,c15,4 +#define HPRLAR15 p15,4,c6,c15,5 +#define HPRBAR16 p15,5,c6,c8,0 +#define HPRLAR16 p15,5,c6,c8,1 +#define HPRBAR17 p15,5,c6,c8,4 +#define HPRLAR17 p15,5,c6,c8,5 +#define HPRBAR18 p15,5,c6,c9,0 +#define HPRLAR18 p15,5,c6,c9,1 +#define HPRBAR19 p15,5,c6,c9,4 +#define HPRLAR19 p15,5,c6,c9,5 +#define HPRBAR20 p15,5,c6,c10,0 +#define HPRLAR20 p15,5,c6,c10,1 +#define HPRBAR21 p15,5,c6,c10,4 +#define HPRLAR21 p15,5,c6,c10,5 +#define HPRBAR22 p15,5,c6,c11,0 +#define HPRLAR22 p15,5,c6,c11,1 +#define HPRBAR23 p15,5,c6,c11,4 +#define HPRLAR23 p15,5,c6,c11,5 +#define HPRBAR24 p15,5,c6,c12,0 +#define HPRLAR24 p15,5,c6,c12,1 +#define HPRBAR25 p15,5,c6,c12,4 +#define HPRLAR25 p15,5,c6,c12,5 +#define HPRBAR26 p15,5,c6,c13,0 +#define HPRLAR26 p15,5,c6,c13,1 +#define HPRBAR27 p15,5,c6,c13,4 +#define HPRLAR27 p15,5,c6,c13,5 +#define HPRBAR28 p15,5,c6,c14,0 +#define HPRLAR28 p15,5,c6,c14,1 +#define HPRBAR29 p15,5,c6,c14,4 +#define HPRLAR29 p15,5,c6,c14,5 +#define HPRBAR30 p15,5,c6,c15,0 +#define HPRLAR30 p15,5,c6,c15,1 +#define HPRBAR31 p15,5,c6,c15,4 +#define HPRLAR31 p15,5,c6,c15,5 =20 /* Aliases of AArch64 names for use in common code */ #ifdef CONFIG_ARM_32 --=20 2.25.1