From nobody Mon Feb 9 03:13:18 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of groups.io designates 66.175.222.12 as permitted sender) client-ip=66.175.222.12; envelope-from=bounce+27952+43200+1787277+3901457@groups.io; helo=web01.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zoho.com: domain of groups.io designates 66.175.222.12 as permitted sender) smtp.mailfrom=bounce+27952+43200+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1562136889; cv=none; d=zoho.com; s=zohoarc; b=PApoO4x63Cm5CpxIs7ulDsie6b/wS+D2OnCudz4Ej67vFwKQWWITbxzJmbkYu5NXntdio7FmcR4Whq6ZXCpe0nf3HqZCbqXva8/GT1LZBJbvVINC9VMu7wSBg0bLqFD/ZCjxo9/0pvPMiL2FS9Qirjx1jpPWhcIrnwE0zRy7BeY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1562136889; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Id:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To:ARC-Authentication-Results; bh=X3KCDvcO9lUsJm0O1ToFWsMYHdBN190N0z/sJXtmNBs=; b=LE/wjkBqn1WpS7StUO8F2vL/ZsxSoASxQ0eMhP++YT5k2s2K8utdaob6isZh7DsAqlMp0LWudoi2ZZxa0SoY2BpyvnFWeFfKuhsspEcZLmJsle32MNg+640aAMsssrNx7wk4eLscSXrfZ05E88hExtrKh26+7N2w01yasZDy1SY= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=pass; spf=pass (zoho.com: domain of groups.io designates 66.175.222.12 as permitted sender) smtp.mailfrom=bounce+27952+43200+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) header.from= Received: from web01.groups.io (web01.groups.io [66.175.222.12]) by mx.zohomail.com with SMTPS id 156213688916369.41615288788; Tue, 2 Jul 2019 23:54:49 -0700 (PDT) Return-Path: X-Received: from mga02.intel.com (mga02.intel.com []) by groups.io with SMTP; Tue, 02 Jul 2019 23:54:48 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Jul 2019 23:54:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,446,1557212400"; d="scan'208";a="247523169" X-Received: from ray-dev.ccr.corp.intel.com ([10.239.9.16]) by orsmga001.jf.intel.com with ESMTP; 02 Jul 2019 23:54:46 -0700 From: "Ni, Ray" To: devel@edk2.groups.io Cc: Eric Dong , Laszlo Ersek Subject: [edk2-devel] [PATCH v2 2/3] MdePkg/BaseLib.h: Update IA32_CR4 structure for 5-level paging Date: Wed, 3 Jul 2019 14:54:15 +0800 Message-Id: <20190703065416.116816-3-ray.ni@intel.com> In-Reply-To: <20190703065416.116816-1-ray.ni@intel.com> References: <20190703065416.116816-1-ray.ni@intel.com> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: 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,ray.ni@intel.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=1562136888; bh=K7lztocrwmwh0QqRHsejiivSaUWhvuCdLhCKU9o+zdM=; h=Cc:Date:From:Reply-To:Subject:To; b=ggjajUslAfGs5+V22FYWk2viSGN0jzIabjZH4jsxDn4jBINrhvdfzwx56gdB1fCrgRH 8HBXkzWord31CwYjiMd31zE0nlX2iiu26sHfjSJIx4VgGTti0o8RWU8f/1qstccgPuSd2 WFQz0j7ZbeWhiLmerJDFjYaz+BvBsYkjdpc= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" 5-level paging is documented in white paper: https://software.intel.com/sites/default/files/managed/2b/80/5-level_paging= _white_paper.pdf Commit f8113e25001e715390127f23e2197252cbd6d1a2 changed Cpuid.h already. This patch updates IA32_CR4 structure to include LA57 field. Signed-off-by: Ray Ni Cc: Eric Dong Regression-tested-by: Laszlo Ersek Reviewed-by: Eric Dong Reviewed-by: Michael D Kinney --- MdePkg/Include/Library/BaseLib.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/MdePkg/Include/Library/BaseLib.h b/MdePkg/Include/Library/Base= Lib.h index ebd7dd274c..a22bfc9fad 100644 --- a/MdePkg/Include/Library/BaseLib.h +++ b/MdePkg/Include/Library/BaseLib.h @@ -5324,7 +5324,8 @@ typedef union { UINT32 OSXMMEXCPT:1; ///< Operating System Support for ///< Unmasked SIMD Floating Point ///< Exceptions. - UINT32 Reserved_0:2; ///< Reserved. + UINT32 Reserved_2:1; ///< Reserved. + UINT32 LA57:1; ///< Linear Address 57bit. UINT32 VMXE:1; ///< VMX Enable UINT32 Reserved_1:18; ///< Reserved. } Bits; --=20 2.21.0.windows.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#43200): https://edk2.groups.io/g/devel/message/43200 Mute This Topic: https://groups.io/mt/32295048/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-