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h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=VEUNrZ24fL1X6hFJd6qKufpxkZa+ZPL+BfQnNJ7pegc=; b=WNKpJWA2XQh/AK0v2NeTsHd/5vivnUCeRImVwHCbzaROFo0vu8jDAoQvXqeU3a7o2hz2lX48SpXZkQUzupMeDHbM0vYLJnq4edvs2MenfGr6ZnItRiPASaK/mI9UZQhiN8rSX385NKnVvyrPajx8bYEx5pgTCZARfXXzWjhVed0= 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 (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=SATLEXMB04.amd.com; pr=C From: Penny Zheng To: CC: , Penny Zheng , Jan Beulich , Andrew Cooper , =?utf-8?q?Roger_Pau_Monn=C3=A9?= , Anthony PERARD , Michal Orzel , "Julien Grall" , Stefano Stabellini Subject: [PATCH v2 01/19] xen/x86: remove "depends on !PV_SHIM_EXCLUSIVE" Date: Wed, 26 Mar 2025 13:50:35 +0800 Message-ID: <20250326055053.3313146-2-Penny.Zheng@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250326055053.3313146-1-Penny.Zheng@amd.com> References: <20250326055053.3313146-1-Penny.Zheng@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001EE:EE_|SA1PR12MB9003:EE_ X-MS-Office365-Filtering-Correlation-Id: ec9dbe34-ba53-4195-df8d-08dd6c2a856f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|376014|36860700013|1800799024; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Mar 2025 05:53:23.8356 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ec9dbe34-ba53-4195-df8d-08dd6c2a856f 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001EE.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB9003 We intend to remove all "depends on !PV_SHIM_EXCLUSIVE" (also the functionally equivalent "if !...") in Kconfig file, since negative dependancy will badly affect allyesconfig. This commit is based on "x86: provide an inverted Kconfig control for shim-exclusive mode"[1] [1] https://lists.xen.org/archives/html/xen-devel/2023-03/msg00040.html Signed-off-by: Jan Beulich Signed-off-by: Penny Zheng Reviewed-by: Stefano Stabellini --- xen/arch/x86/Kconfig | 6 ++---- xen/arch/x86/hvm/Kconfig | 1 - xen/drivers/video/Kconfig | 4 ++-- 3 files changed, 4 insertions(+), 7 deletions(-) diff --git a/xen/arch/x86/Kconfig b/xen/arch/x86/Kconfig index 18efdb2e31..1e5df84b25 100644 --- a/xen/arch/x86/Kconfig +++ b/xen/arch/x86/Kconfig @@ -137,7 +137,6 @@ config XEN_IBT config SHADOW_PAGING bool "Shadow Paging" - default !PV_SHIM_EXCLUSIVE depends on PV || HVM help @@ -169,7 +168,6 @@ config BIGMEM config TBOOT bool "Xen tboot support (UNSUPPORTED)" depends on INTEL && UNSUPPORTED - default !PV_SHIM_EXCLUSIVE select CRYPTO help Allows support for Trusted Boot using the Intel(R) Trusted Execution @@ -279,10 +277,11 @@ config PV_SHIM_EXCLUSIVE Build Xen in a way which unconditionally assumes PV_SHIM mode. This option is only intended for use when building a dedicated PV Shim firmware, and will not function correctly in other scenarios. + Features, like tboot, shadow page, VGA, HVM, Hyper-V Guest, etc, + are unavailable in shim-exclusive mode. If unsure, say N. -if !PV_SHIM_EXCLUSIVE config HYPERV_GUEST bool "Hyper-V Guest" @@ -292,7 +291,6 @@ config HYPERV_GUEST If unsure, say N. -endif config REQUIRE_NX bool "Require NX (No eXecute) support" diff --git a/xen/arch/x86/hvm/Kconfig b/xen/arch/x86/hvm/Kconfig index 2def0f98e2..b903764bda 100644 --- a/xen/arch/x86/hvm/Kconfig +++ b/xen/arch/x86/hvm/Kconfig @@ -1,6 +1,5 @@ menuconfig HVM bool "HVM support" - depends on !PV_SHIM_EXCLUSIVE default !PV_SHIM select COMPAT select IOREQ_SERVER diff --git a/xen/drivers/video/Kconfig b/xen/drivers/video/Kconfig index 245030beea..66ee1e7c9c 100644 --- a/xen/drivers/video/Kconfig +++ b/xen/drivers/video/Kconfig @@ -3,10 +3,10 @@ config VIDEO bool config VGA - bool "VGA support" if !PV_SHIM_EXCLUSIVE + bool "VGA support" select VIDEO depends on X86 - default y if !PV_SHIM_EXCLUSIVE + default y help Enable VGA output for the Xen hypervisor.