From nobody Sat Feb 7 10:16:13 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+42978+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+42978+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1561704449; cv=none; d=zoho.com; s=zohoarc; b=hgFtSPapZWR/NfBpaIXn3vHi7eJ46lVbdAYS6ncdlYFgFXn0TFhsSHkFclWxkkXxlhh+FIXwYYU77gEuCKGj7iw1Ah0Urh25cZVr6h5DZLtuDzVOJQM5tWv22QbvvDazl7d4cBKnv4g4Hw4oska9YzlzAY8KgSzjBuAusUJDyE0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1561704449; 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=FAaLHHxYY/umNiob9V29EITnNcvmco5A31dKvfTPVGA=; b=X8kANbAZV9Bj/6lyPPU28aoc6+v+o7bcxhbyqjNZztG0q9bqaTa+9AmlllYdU8mMJDnZ8UhnlxrWhE1Ng7UrfBzvacliqZFEgmKbJDZf03z7r76MP2casqhLrb6+Z7rIzKpNuefLGSzvFX2LvFHWhTGI90XRMb9O5z32oN6dvDI= 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+42978+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 1561704449457286.7732826382596; Thu, 27 Jun 2019 23:47:29 -0700 (PDT) Return-Path: X-Received: from mga14.intel.com (mga14.intel.com []) by groups.io with SMTP; Thu, 27 Jun 2019 23:47:28 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Jun 2019 23:47:28 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,426,1557212400"; d="scan'208";a="189342994" X-Received: from ray-dev.ccr.corp.intel.com ([10.239.9.16]) by fmsmga002.fm.intel.com with ESMTP; 27 Jun 2019 23:47:27 -0700 From: "Ni, Ray" To: devel@edk2.groups.io Cc: Eric Dong Subject: [edk2-devel] [PATCH 2/3] MdePkg/BaseLib.h: Update IA32_CR4 structure for 5-level paging Date: Fri, 28 Jun 2019 14:46:59 +0800 Message-Id: <20190628064700.549472-3-ray.ni@intel.com> In-Reply-To: <20190628064700.549472-1-ray.ni@intel.com> References: <20190628064700.549472-1-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=1561704448; bh=71/LzNn4qnwAYlCW2S4onqLe40/zR51wbW1uJUY3bSQ=; h=Cc:Date:From:Reply-To:Subject:To; b=FuBAzZWF5m3+FdpiY3+qXkQHg7PQIhmTm2jH+5CZ4LRRtmK82iZpVd1KZaVJcmqDMd3 CJRvn/hqyns+16HdTqhvgAmgtl7V//rWIWAyvCE52j5GbwVPH2D7GSM9YUCw8A8tfR568 DMDxuXRQh1+bAWIBVDkm1aVqGVscZQb/1zk= 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 --- 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 (#42978): https://edk2.groups.io/g/devel/message/42978 Mute This Topic: https://groups.io/mt/32239520/1787277 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-