From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=134.134.136.20; helo=mga02.intel.com; envelope-from=eric.dong@intel.com; receiver=edk2-devel@lists.01.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) (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 9254A21BADAB6 for ; Mon, 24 Sep 2018 19:13:49 -0700 (PDT) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 24 Sep 2018 19:13:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,300,1534834800"; d="scan'208";a="93410478" Received: from ydong10-win10.ccr.corp.intel.com ([10.239.9.125]) by orsmga001.jf.intel.com with ESMTP; 24 Sep 2018 19:09:13 -0700 From: Eric Dong To: edk2-devel@lists.01.org Cc: Michael D Kinney , Ruiyu Ni , Laszlo Ersek Date: Tue, 25 Sep 2018 10:08:52 +0800 Message-Id: <20180925020853.25804-14-eric.dong@intel.com> X-Mailer: git-send-email 2.15.0.windows.1 In-Reply-To: <20180925020853.25804-1-eric.dong@intel.com> References: <20180925020853.25804-1-eric.dong@intel.com> Subject: [Patch v3 13/14] UefiCpuPkg/Include/Register/Msr/GoldmontMsr.h: Add new MSR name and keep old one. X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Sep 2018 02:13:50 -0000 Changes includes: 1. Change MSR name: 1. MSR_GOLDMONT_SGXOWNER0 => MSR_GOLDMONT_SGXOWNEREPOCH0 2. MSR_GOLDMONT_SGXOWNER1 => MSR_GOLDMONT_SGXOWNEREPOCH1 2. Keep old MSR definition (MSR_GOLDMONT_SGXOWNER0/1) for compatibility. 1. Define old MSR like below style: #define MSR_GOLDMONT_SGXOWNER0 MSR_GOLDMONT_SGXOWNEREPOCH0 Cc: Michael D Kinney Cc: Ruiyu Ni Cc: Laszlo Ersek Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Eric Dong --- UefiCpuPkg/Include/Register/Msr/GoldmontMsr.h | 34 +++++++++++++++++++-------- 1 file changed, 24 insertions(+), 10 deletions(-) diff --git a/UefiCpuPkg/Include/Register/Msr/GoldmontMsr.h b/UefiCpuPkg/Include/Register/Msr/GoldmontMsr.h index a9061133c9..383f31ee55 100644 --- a/UefiCpuPkg/Include/Register/Msr/GoldmontMsr.h +++ b/UefiCpuPkg/Include/Register/Msr/GoldmontMsr.h @@ -843,10 +843,12 @@ typedef union { /** - Package. Lower 64 Bit OwnerEpoch Component of SGX Key (RO). Low 64 bits of - an 128-bit external entropy value for key derivation of an enclave. + Package. Lower 64 Bit CR_SGXOWNEREPOCH (W) Writes do not update + CR_SGXOWNEREPOCH if CPUID.(EAX=12H, ECX=0):EAX.SGX1 is 1 on any thread in + the package. Lower 64 bits of an 128-bit external entropy value for key + derivation of an enclave. - @param ECX MSR_GOLDMONT_SGXOWNER0 (0x00000300) + @param ECX MSR_GOLDMONT_SGXOWNEREPOCH0 (0x00000300) @param EAX Lower 32-bits of MSR value. @param EDX Upper 32-bits of MSR value. @@ -854,18 +856,24 @@ typedef union { @code UINT64 Msr; - Msr = AsmReadMsr64 (MSR_GOLDMONT_SGXOWNER0); + Msr = AsmReadMsr64 (MSR_GOLDMONT_SGXOWNEREPOCH0); @endcode - @note MSR_GOLDMONT_SGXOWNER0 is defined as MSR_SGXOWNER0 in SDM. + @note MSR_GOLDMONT_SGXOWNEREPOCH0 is defined as MSR_SGXOWNEREPOCH0 in SDM. **/ -#define MSR_GOLDMONT_SGXOWNER0 0x00000300 +#define MSR_GOLDMONT_SGXOWNEREPOCH0 0x00000300 + + +// +// Define MSR_GOLDMONT_SGXOWNER0 for compatibility due to name change in the SDM. +// +#define MSR_GOLDMONT_SGXOWNER0 MSR_GOLDMONT_SGXOWNEREPOCH0 /** Package. Upper 64 Bit OwnerEpoch Component of SGX Key (RO). Upper 64 bits of an 128-bit external entropy value for key derivation of an enclave. - @param ECX MSR_GOLDMONT_SGXOWNER1 (0x00000301) + @param ECX MSR_GOLDMONT_SGXOWNEREPOCH1 (0x00000301) @param EAX Lower 32-bits of MSR value. @param EDX Upper 32-bits of MSR value. @@ -873,11 +881,17 @@ typedef union { @code UINT64 Msr; - Msr = AsmReadMsr64 (MSR_GOLDMONT_SGXOWNER1); + Msr = AsmReadMsr64 (MSR_GOLDMONT_SGXOWNEREPOCH1); @endcode - @note MSR_GOLDMONT_SGXOWNER1 is defined as MSR_SGXOWNER1 in SDM. + @note MSR_GOLDMONT_SGXOWNEREPOCH1 is defined as MSR_SGXOWNEREPOCH1 in SDM. **/ -#define MSR_GOLDMONT_SGXOWNER1 0x00000301 +#define MSR_GOLDMONT_SGXOWNEREPOCH1 0x00000301 + + +// +// Define MSR_GOLDMONT_SGXOWNER1 for compatibility due to name change in the SDM. +// +#define MSR_GOLDMONT_SGXOWNER1 MSR_GOLDMONT_SGXOWNEREPOCH1 /** -- 2.15.0.windows.1