From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> To: <x86@kernel.org>, <platform-driver-x86@vger.kernel.org>, <linux-sgx@vger.kernel.org> Cc: <dave.hansen@intel.com>, <sean.j.christopherson@intel.com>, <nhorman@redhat.com>, <npmccallum@redhat.com>, <serge.ayoun@intel.com>, <shay.katz-zamir@intel.com>, <haitao.huang@intel.com>, <mark.shanahan@intel.com>, <andriy.shevchenko@linux.intel.com>, Kai Huang <kai.huang@linux.intel.com>, Thomas Gleixner <tglx@linutronix.de>, "Ingo Molnar" <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, "H. Peter Anvin" <hpa@zytor.com>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, "David Woodhouse" <dwmw@amazon.co.uk>, "open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <linux-kernel@vger.kernel.org> Subject: [PATCH v15 02/23] x86/cpufeatures: Add Intel-defined SGX feature bit Date: Sat, 3 Nov 2018 01:11:01 +0200 [thread overview] Message-ID: <20181102231320.29164-3-jarkko.sakkinen@linux.intel.com> (raw) In-Reply-To: <20181102231320.29164-1-jarkko.sakkinen@linux.intel.com> From: Kai Huang <kai.huang@linux.intel.com> X86_FEATURE_SGX reflects whether or not the CPU supports Intel's Software Guard eXtensions (SGX). Signed-off-by: Kai Huang <kai.huang@linux.intel.com> --- arch/x86/include/asm/cpufeatures.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 89a048c2faec..22271752fd1e 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -236,6 +236,7 @@ /* Intel-defined CPU features, CPUID level 0x00000007:0 (EBX), word 9 */ #define X86_FEATURE_FSGSBASE ( 9*32+ 0) /* RDFSBASE, WRFSBASE, RDGSBASE, WRGSBASE instructions*/ #define X86_FEATURE_TSC_ADJUST ( 9*32+ 1) /* TSC adjustment MSR 0x3B */ +#define X86_FEATURE_SGX ( 9*32+ 2) /* Software Guard Extensions */ #define X86_FEATURE_BMI1 ( 9*32+ 3) /* 1st group bit manipulation extensions */ #define X86_FEATURE_HLE ( 9*32+ 4) /* Hardware Lock Elision */ #define X86_FEATURE_AVX2 ( 9*32+ 5) /* AVX2 instructions */ -- 2.19.1
WARNING: multiple messages have this Message-ID (diff)
From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> To: x86@kernel.org, platform-driver-x86@vger.kernel.org, linux-sgx@vger.kernel.org Cc: dave.hansen@intel.com, sean.j.christopherson@intel.com, nhorman@redhat.com, npmccallum@redhat.com, serge.ayoun@intel.com, shay.katz-zamir@intel.com, haitao.huang@intel.com, mark.shanahan@intel.com, andriy.shevchenko@linux.intel.com, Kai Huang <kai.huang@linux.intel.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, "H. Peter Anvin" <hpa@zytor.com>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, David Woodhouse <dwmw@amazon.co.uk>, linux-kernel@vger.kernel.org (open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)) Subject: [PATCH v15 02/23] x86/cpufeatures: Add Intel-defined SGX feature bit Date: Sat, 3 Nov 2018 01:11:01 +0200 [thread overview] Message-ID: <20181102231320.29164-3-jarkko.sakkinen@linux.intel.com> (raw) Message-ID: <20181102231101.-BmC1QVuAJe2BHYQt6urzgn0QCE3XqH-tFV9vjJcWc0@z> (raw) In-Reply-To: <20181102231320.29164-1-jarkko.sakkinen@linux.intel.com> From: Kai Huang <kai.huang@linux.intel.com> X86_FEATURE_SGX reflects whether or not the CPU supports Intel's Software Guard eXtensions (SGX). Signed-off-by: Kai Huang <kai.huang@linux.intel.com> --- arch/x86/include/asm/cpufeatures.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 89a048c2faec..22271752fd1e 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -236,6 +236,7 @@ /* Intel-defined CPU features, CPUID level 0x00000007:0 (EBX), word 9 */ #define X86_FEATURE_FSGSBASE ( 9*32+ 0) /* RDFSBASE, WRFSBASE, RDGSBASE, WRGSBASE instructions*/ #define X86_FEATURE_TSC_ADJUST ( 9*32+ 1) /* TSC adjustment MSR 0x3B */ +#define X86_FEATURE_SGX ( 9*32+ 2) /* Software Guard Extensions */ #define X86_FEATURE_BMI1 ( 9*32+ 3) /* 1st group bit manipulation extensions */ #define X86_FEATURE_HLE ( 9*32+ 4) /* Hardware Lock Elision */ #define X86_FEATURE_AVX2 ( 9*32+ 5) /* AVX2 instructions */ -- 2.19.1
next prev parent reply other threads:[~2018-11-02 23:11 UTC|newest] Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-11-02 23:10 [PATCH v15 00/23] Intel SGX1 Jarkko Sakkinen 2018-11-02 23:10 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 01/23] x86/sgx: Update MAINTAINERS Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen [this message] 2018-11-02 23:11 ` [PATCH v15 02/23] x86/cpufeatures: Add Intel-defined SGX feature bit Jarkko Sakkinen 2018-11-02 23:33 ` Borislav Petkov 2018-11-02 23:33 ` Borislav Petkov 2018-11-02 23:55 ` Jarkko Sakkinen 2018-11-02 23:55 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 03/23] x86/cpufeatures: Add SGX sub-features (as Linux-defined bits) Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 04/23] x86/msr: Add IA32_FEATURE_CONTROL.SGX_ENABLE definition Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 05/23] x86/cpu/intel: Detect SGX support and update caps appropriately Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-03 13:05 ` Andy Shevchenko 2018-11-03 13:05 ` Andy Shevchenko 2018-11-05 14:09 ` Jarkko Sakkinen 2018-11-05 14:09 ` Jarkko Sakkinen 2018-11-05 14:11 ` Jarkko Sakkinen 2018-11-05 14:11 ` Jarkko Sakkinen 2018-11-05 14:31 ` Andy Shevchenko 2018-11-05 14:31 ` Andy Shevchenko 2018-11-02 23:11 ` [PATCH v15 06/23] x86/mm: x86/sgx: Add new 'PF_SGX' page fault error code bit Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 07/23] x86/mm: x86/sgx: Signal SIGSEGV for userspace #PFs w/ PF_SGX Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 08/23] x86/sgx: Define SGX1 and SGX2 ENCLS leafs Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 09/23] x86/sgx: Add ENCLS architectural error codes Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 10/23] x86/sgx: Add SGX1 and SGX2 architectural data structures Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 11/23] x86/sgx: Add definitions for SGX's CPUID leaf and variable sub-leafs Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-03 13:11 ` Andy Shevchenko 2018-11-03 13:11 ` Andy Shevchenko 2018-11-05 14:35 ` Jarkko Sakkinen 2018-11-05 14:35 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 12/23] x86/cpufeatures: Add Intel-defined SGX_LC feature bit Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 13/23] x86/msr: Add SGX Launch Control MSR definitions Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 14/23] x86/cpu/intel: Clear SGX_LC capability if not enabled in FEATURE_CONTROL Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-03 13:15 ` Andy Shevchenko 2018-11-03 13:15 ` Andy Shevchenko 2018-11-05 14:37 ` Jarkko Sakkinen 2018-11-05 14:37 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 15/23] x86/sgx: Add wrappers for ENCLS leaf functions Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-03 13:17 ` Andy Shevchenko 2018-11-03 13:17 ` Andy Shevchenko 2018-11-05 17:30 ` Jarkko Sakkinen 2018-11-05 17:30 ` Jarkko Sakkinen 2018-11-05 20:39 ` Andy Shevchenko 2018-11-05 20:39 ` Andy Shevchenko 2018-11-06 12:03 ` Jarkko Sakkinen 2018-11-06 12:03 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 16/23] x86/sgx: Enumerate and track EPC sections Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-03 1:07 ` Jethro Beekman 2018-11-03 1:07 ` Jethro Beekman 2018-11-05 17:31 ` Jarkko Sakkinen 2018-11-05 17:31 ` Jarkko Sakkinen 2018-11-03 13:22 ` Andy Shevchenko 2018-11-03 13:22 ` Andy Shevchenko 2018-11-05 17:35 ` Jarkko Sakkinen 2018-11-05 17:35 ` Jarkko Sakkinen 2018-11-06 12:10 ` Jarkko Sakkinen 2018-11-06 12:10 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 17/23] x86/sgx: Add functions to allocate and free EPC pages Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 18/23] x86/sgx: Add sgx_einit() for initializing enclaves Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 19/23] platform/x86: Intel SGX driver Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 20/23] platform/x86: sgx: Add swapping functionality to the " Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 21/23] x86/sgx: Add a simple swapper for the EPC memory manager Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 22/23] platform/x86: ptrace() support for the SGX driver Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-02 23:11 ` [PATCH v15 23/23] x86/sgx: Driver documentation Jarkko Sakkinen 2018-11-02 23:11 ` Jarkko Sakkinen 2018-11-04 8:15 ` Mike Rapoport 2018-11-04 8:15 ` Mike Rapoport 2018-11-05 17:39 ` Jarkko Sakkinen 2018-11-05 17:39 ` Jarkko Sakkinen 2018-11-05 20:27 ` Dave Hansen 2018-11-05 20:27 ` Dave Hansen 2018-11-06 5:49 ` Jarkko Sakkinen 2018-11-06 5:49 ` Jarkko Sakkinen 2018-11-06 6:20 ` Jarkko Sakkinen 2018-11-06 6:20 ` Jarkko Sakkinen 2018-11-06 16:45 ` Dave Hansen 2018-11-06 16:45 ` Dave Hansen 2018-11-07 16:30 ` Jarkko Sakkinen 2018-11-07 16:30 ` Jarkko Sakkinen 2018-11-07 17:09 ` Dave Hansen 2018-11-07 17:09 ` Dave Hansen 2018-11-08 14:39 ` Jarkko Sakkinen 2018-11-08 14:39 ` Jarkko Sakkinen 2018-11-08 19:20 ` Jarkko Sakkinen 2018-11-08 19:20 ` Jarkko Sakkinen 2018-11-13 15:13 ` Jarkko Sakkinen 2018-11-06 6:26 ` Jarkko Sakkinen 2018-11-06 6:26 ` Jarkko Sakkinen
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