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Tue, 25 Apr 2023 16:04:49 +0000 X-Received: from E114225.Arm.com (10.1.196.36) by mail.arm.com (10.251.24.32) with Microsoft SMTP Server id 15.1.2507.23 via Frontend Transport; Tue, 25 Apr 2023 16:04:48 +0000 From: "Sami Mujawar" To: CC: Sami Mujawar , , , , , , , , , , , Subject: [edk2-devel] [RFC PATCH v1 19/30] ArmVirtPkg: Xen: Add a NULL implementation of ArmCcaConfigureMmio Date: Tue, 25 Apr 2023 17:04:17 +0100 Message-ID: <20230425160428.27980-20-sami.mujawar@arm.com> In-Reply-To: <20230425160428.27980-1-sami.mujawar@arm.com> References: <20230425160428.27980-1-sami.mujawar@arm.com> MIME-Version: 1.0 X-EOPAttributedMessage: 1 X-MS-TrafficTypeDiagnostic: DBAEUR03FT022:EE_|DU0PR08MB8397:EE_|DBAEUR03FT036:EE_|PAXPR08MB6431:EE_ X-MS-Office365-Filtering-Correlation-Id: 7905b9f5-63db-4a75-7510-08db45a6d183 x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: 37VvTAkMExljxrg2zl8zsS94siubS50ZCEkPLPK7MCTZGMtV1rBuDoYPYTONfCXLkI7c2jt2wusfEgIJ7Xz47k9em+6/AsvvvjWPKJa+ChdpbpPFLfLdHVhIVh1dlXCSimYhQGoy9uh5r/p0Ph/hhROaVTwWLjdclS7aRLpHb5UhYVQOpfDxYdSRF1AH+SfZIZnktbEGdN6AGU2fWfnsxrch33a+rfWI6LXPeWEUNP3x0fHGDnBzbG8cBZL9yTd6LuUsy+m+FqOrMKD1Zuph75E1B1D1SxkEGnMOQHzdS353XBsJIeDVQdMAJ5T5rdmzJ4/TcAmgOLyILpUrxFV0G/KUGvze5kPMIJDID6/BMHHFVy4UXQN5IZ5o0CMmdMrzi8IjJJUnpSL9DqWdGuYkhKvnLaFl8rjp/ChzjZ2LByE1qyOiH96UYV4CMMijj3y48VleyftIcB2CE74wlv6tmA9xD39Rhco1UDQDBsXcqI5qRbkoT48B4RjElEz9cOPsdxgZIUnazmNcTi8LhXAMLho+0WU+pVD7GumYY+WPMo/IuNScQZa6lSj/kyQdxc+3ujFvWe2Vpe74zNPZLPcpmaD4K3IUZgMAZXInCoZSrjIJ6o6upLHQE9xYx7vig9R9bpbZ/+VeQh46vDU4OQ4xSoUksvQEOX9G68ipyzd6BOW+oC2Ubn1/03FqnlKF6VBTkshaM+newxksF1Sy92j91eF6b/FvJ3Yu/DZZPyceQCs= X-Forefront-Antispam-Report-Untrusted: CIP:40.67.248.234;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:nebula.arm.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(346002)(376002)(396003)(136003)(39860400002)(451199021)(36840700001)(46966006)(26005)(1076003)(186003)(40480700001)(34070700002)(6666004)(426003)(336012)(54906003)(86362001)(478600001)(8936002)(47076005)(8676002)(83380400001)(5660300002)(82740400003)(316002)(44832011)(70586007)(70206006)(4326008)(6916009)(81166007)(356005)(41300700001)(2906002)(2616005)(7696005)(82310400005)(36756003)(36860700001)(36900700001);DIR:OUT;SFP:1101; X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU0PR08MB8397 X-MS-Exchange-Transport-CrossTenantHeadersStripped: DBAEUR03FT036.eop-EUR03.prod.protection.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: a5e0b9f9-a3d3-450e-7870-08db45a6cc5f X-Microsoft-Antispam-Message-Info: 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 X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Apr 2023 16:04:58.4373 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7905b9f5-63db-4a75-7510-08db45a6d183 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DBAEUR03FT036.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR08MB6431 Precedence: Bulk List-Unsubscribe: List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,sami.mujawar@arm.com X-Gm-Message-State: AH7hFxvjSvqVBRRzgDCWuqPSx1787277AA= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1682438704; bh=blmkI3K/w1LbEM/1xndJZneWW45TtdVXtao1ecLyZMw=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=lZ0m+5qVvkM+V3rM+z8qA6iVcaNJ+7u1J4djNOmBhidVFOr16VHtQKeSORny9BhJvtM R3kaAMeQTlRKSm3QOnVXrojMUEk+/vH9/cLQcy0H71JS0a5C1Q4kuL9xo4yid/AQ8QyQ0 aN7GfmGs0aBixoZIUNyCayBGMRNkEGqudVA= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1682438705404100017 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" To support Arm CCA, a hook function ArmCcaConfigureMmio () has been added to the ArmVirtMemInfoLib library. Since, Arm CCA has not been enabled for the Xen guest firmware, update the XenVirtMemInfoLib library to add a NULL implementation for ArmCcaConfigureMmio () that returns RETURN_UNSUPPORTED. Signed-off-by: Sami Mujawar --- ArmVirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.c | 21 ++++++++++++= ++++++++ 1 file changed, 21 insertions(+) diff --git a/ArmVirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.c b/Arm= VirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.c index ac0c75aecfe54090788836f2eea097f4abb112a3..8a9f6e1e1eee91ec2fc1418b342= c0966548e8a6c 100644 --- a/ArmVirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.c +++ b/ArmVirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.c @@ -1,6 +1,7 @@ /** @file =20 Copyright (c) 2014-2017, Linaro Limited. All rights reserved. + Copyright (c) 2023, Arm Limited. All rights reserved. =20 SPDX-License-Identifier: BSD-2-Clause-Patent =20 @@ -55,3 +56,23 @@ ArmVirtGetMemoryMap ( =20 *VirtualMemoryMap =3D mVirtualMemoryTable; } + +/** + Configure the MMIO regions as shared with the VMM. + + Set the protection attribute for the MMIO regions as Unprotected IPA. + + @param[in] IpaWidth IPA width of the Realm. + + @retval RETURN_SUCCESS Success. + @retval RETURN_INVALID_PARAMETER A parameter is invalid. + @retval RETURN_UNSUPPORTED The execution context is not in a Real= m. +**/ +EFI_STATUS +EFIAPI +ArmCcaConfigureMmio ( + IN UINT64 IpaWidth + ) +{ + return RETURN_UNSUPPORTED; +} --=20 'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)' -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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