From nobody Sat Dec 28 12:11:48 2024 Delivered-To: importer@patchew.org Received-SPF: none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) client-ip=198.145.21.10; envelope-from=edk2-devel-bounces@lists.01.org; helo=ml01.01.org; Authentication-Results: mx.zoho.com; spf=none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) smtp.mailfrom=edk2-devel-bounces@lists.01.org; Return-Path: Received: from ml01.01.org (ml01.01.org [198.145.21.10]) by mx.zohomail.com with SMTPS id 1495175833254345.16305329023464; Thu, 18 May 2017 23:37:13 -0700 (PDT) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 7003B21A16EFD; Thu, 18 May 2017 23:37:11 -0700 (PDT) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 163E221A16ECF for ; Thu, 18 May 2017 23:37:10 -0700 (PDT) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 May 2017 23:37:09 -0700 Received: from mdkinney-mobl.amr.corp.intel.com ([10.254.56.31]) by FMSMGA003.fm.intel.com with ESMTP; 18 May 2017 23:37:09 -0700 X-Original-To: edk2-devel@lists.01.org X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.38,362,1491289200"; d="scan'208";a="858943173" From: Michael Kinney To: edk2-devel@lists.01.org Date: Thu, 18 May 2017 23:37:07 -0700 Message-Id: <1495175827-23664-1-git-send-email-michael.d.kinney@intel.com> X-Mailer: git-send-email 2.6.3.windows.1 Subject: [edk2] [Patch] UefiCpuPkg: Use FINIT instead of hex values X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Michael D Kinney , Jeff Fan , Liming Gao MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Errors-To: edk2-devel-bounces@lists.01.org Sender: "edk2-devel" X-ZohoMail: RSF_4 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" https://bugzilla.tianocore.org/show_bug.cgi?id=3D560 Update X64 NASM file to match IA32 NASM file and use FINIT instruction instead of hand assembled hex values for the FINIT instruction. Cc: Jeff Fan Cc: Liming Gao Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Michael D Kinney Reviewed-by: Jeff Fan --- UefiCpuPkg/Library/BaseUefiCpuLib/X64/InitializeFpu.nasm | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/UefiCpuPkg/Library/BaseUefiCpuLib/X64/InitializeFpu.nasm b/Uef= iCpuPkg/Library/BaseUefiCpuLib/X64/InitializeFpu.nasm index 904b64e..41cd84e 100644 --- a/UefiCpuPkg/Library/BaseUefiCpuLib/X64/InitializeFpu.nasm +++ b/UefiCpuPkg/Library/BaseUefiCpuLib/X64/InitializeFpu.nasm @@ -1,6 +1,6 @@ ;-------------------------------------------------------------------------= ----- ;* -;* Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.
+;* Copyright (c) 2009 - 2017, Intel Corporation. All rights reserved.
;* This program and the accompanying materials ;* are licensed and made available under the terms and conditions of the= BSD License ;* which accompanies this distribution. The full text of the license ma= y be found at @@ -41,10 +41,7 @@ ASM_PFX(InitializeFloatingPointUnits): ; ; Initialize floating point units ; - ; The following opcodes stand for instruction 'finit' - ; to be supported by some 64-bit assemblers - ; - DB 0x9B, 0xDB, 0xE3 + finit fldcw [mFpuControlWord] =20 ; --=20 2.6.3.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel