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Thu, 19 Sep 2019 19:52:25 +0000 From: "Lendacky, Thomas" To: "devel@edk2.groups.io" CC: Jordan Justen , Laszlo Ersek , Ard Biesheuvel , Michael D Kinney , Liming Gao , Eric Dong , Ray Ni , "Singh, Brijesh" , Jian J Wang , Hao A Wu Subject: [edk2-devel] [RFC PATCH v2 01/44] MdePkg: Create PCDs to be used in support of SEV-ES Thread-Topic: [RFC PATCH v2 01/44] MdePkg: Create PCDs to be used in support of SEV-ES Thread-Index: AQHVbyPCOoWFuPvcJUGqXLusBCQyxg== Date: Thu, 19 Sep 2019 19:52:25 +0000 Message-ID: <1161605f56f324b88833496e448d1a81072387e8.1568922728.git.thomas.lendacky@amd.com> References: In-Reply-To: Accept-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: SN4PR0501CA0146.namprd05.prod.outlook.com (2603:10b6:803:2c::24) To DM6PR12MB3163.namprd12.prod.outlook.com (2603:10b6:5:182::22) x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [165.204.78.1] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 019c2e55-cada-4c3e-7339-08d73d3ae4d1 x-ms-office365-filtering-ht: Tenant x-ms-traffictypediagnostic: DM6PR12MB3228: x-ms-exchange-purlcount: 1 x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:7219; 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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,thomas.lendacky@amd.com X-Gm-Message-State: vCZaw1XaSYoYVSB2y2mMibYtx1787277AA= Content-Language: en-US Content-ID: <2C59EA31B2174341BD1CE27A452BC094@namprd12.prod.outlook.com> Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1568922747; bh=5PKiIZoZXgHRGplsYIVHVx+nYpXlbIkUCsgjzmAH8f4=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=HoXhi+HN42C2PBYwQEHYMS9SYVtG1ozPDnWxUbzWmrkW/4295DIa4jkXgbeIM11wuLc gSF+SogRo9JFRAQYieU0zfbVLKAEBsVKciS8kRcx46K+cL7djIjd/8Y3SGwFr1pYFAQx6 /vokgaK8wxEbarGPviOBydkb5pU1uAWGqyU= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" From: Tom Lendacky BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3D2198 Three new PCDs are needed to support SEV-ES under OVMF: - PcdSevEsActive: BOOLEAN value used to indicate if SEV-ES is active - PcdGhcbBase: UINT64 value that is the base address of the GHCB allocation. - PcdGhcbSize: UINT64 value that is the size, in bytes, of the GHCB allocation (size is dependent on the number of APs). Cc: Jian J Wang Cc: Hao A Wu Signed-off-by: Tom Lendacky --- MdeModulePkg/MdeModulePkg.dec | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec index 19935c88fab8..c1ec3e335143 100644 --- a/MdeModulePkg/MdeModulePkg.dec +++ b/MdeModulePkg/MdeModulePkg.dec @@ -2002,6 +2002,21 @@ [PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynami= c, PcdsDynamicEx] # @Prompt Capsule On Disk relocation device path. gEfiMdeModulePkgTokenSpaceGuid.PcdCodRelocationDevPath|{0xFF}|VOID*|0x00= 00002f =20 + ## Indicates whether SEV-ES is active + # TRUE - SEV-ES is active + # FALSE - SEV-ES is not active + # @Prompt SEV-ES Status + gEfiMdeModulePkgTokenSpaceGuid.PcdSevEsActive|FALSE|BOOLEAN|0x00011060 + + ## The base address of the GHCB pool allocation. + # @Prompt GHCB Pool Base Address + gEfiMdeModulePkgTokenSpaceGuid.PcdGhcbBase|0|UINT64|0x00011061 + + ## The total size of the GHCB allocation. + # The amount of memory allocated for GHCBs is dependent on the number o= f APs. + # @Prompt GHCB Pool Size + gEfiMdeModulePkgTokenSpaceGuid.PcdGhcbSize|0|UINT64|0x00011062 + [PcdsPatchableInModule] ## Specify memory size with page number for PEI code when # Loading Module at Fixed Address feature is enabled. --=20 2.17.1 -=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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