From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> To: x86@kernel.org, platform-driver-x86@vger.kernel.org Cc: dave.hansen@intel.com, sean.j.christopherson@intel.com, nhorman@redhat.com, npmccallum@redhat.com, Kai Huang <kai.huang@linux.intel.com>, Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>, Borislav Petkov <bp@suse.de>, David Woodhouse <dwmw@amazon.co.uk>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, Tom Lendacky <thomas.lendacky@amd.com>, Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>, linux-kernel@vger.kernel.org (open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)) Subject: [PATCH v11 03/13] x86, sgx: add SGX definitions to cpufeature Date: Fri, 8 Jun 2018 19:09:38 +0200 [thread overview] Message-ID: <20180608171216.26521-4-jarkko.sakkinen@linux.intel.com> (raw) In-Reply-To: <20180608171216.26521-1-jarkko.sakkinen@linux.intel.com> From: Kai Huang <kai.huang@linux.intel.com> Added X86_FEATURE_SGX and X86_FEATURE_SGX_LC definitions that define the bits CPUID level 7 bits for determining whether the CPU supports SGX and launch configuration other than the Intel proprietary key. If this the case, IA32_SGXLEPUBKEYHASHn MSRs (0 < n < 4) are available for defining the root key for enclaves. Signed-off-by: Kai Huang <kai.huang@linux.intel.com> Tested-by: Serge Ayoun <serge.ayoun@intel.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> --- arch/x86/include/asm/cpufeatures.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index fb00a2fca990..54d5269e1b86 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -234,6 +234,7 @@ /* 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 */ @@ -327,6 +328,7 @@ #define X86_FEATURE_LA57 (16*32+16) /* 5-level page tables */ #define X86_FEATURE_RDPID (16*32+22) /* RDPID instruction */ #define X86_FEATURE_CLDEMOTE (16*32+25) /* CLDEMOTE instruction */ +#define X86_FEATURE_SGX_LC (16*32+30) /* supports SGX launch configuration */ /* AMD-defined CPU features, CPUID level 0x80000007 (EBX), word 17 */ #define X86_FEATURE_OVERFLOW_RECOV (17*32+ 0) /* MCA overflow recovery support */ -- 2.17.0
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 Cc: dave.hansen@intel.com, sean.j.christopherson@intel.com, nhorman@redhat.com, npmccallum@redhat.com, Kai Huang <kai.huang@linux.intel.com>, Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>, Borislav Petkov <bp@suse.de>, David Woodhouse <dwmw@amazon.co.uk>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, Tom Lendacky <thomas.lendacky@amd.com>, Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>, "open list:X86 ARCHITECTURE 32-BIT AND 64-BIT" <linux-kernel@vger.kernel.org> Subject: [PATCH v11 03/13] x86, sgx: add SGX definitions to cpufeature Date: Fri, 8 Jun 2018 19:09:38 +0200 [thread overview] Message-ID: <20180608171216.26521-4-jarkko.sakkinen@linux.intel.com> (raw) In-Reply-To: <20180608171216.26521-1-jarkko.sakkinen@linux.intel.com> From: Kai Huang <kai.huang@linux.intel.com> Added X86_FEATURE_SGX and X86_FEATURE_SGX_LC definitions that define the bits CPUID level 7 bits for determining whether the CPU supports SGX and launch configuration other than the Intel proprietary key. If this the case, IA32_SGXLEPUBKEYHASHn MSRs (0 < n < 4) are available for defining the root key for enclaves. Signed-off-by: Kai Huang <kai.huang@linux.intel.com> Tested-by: Serge Ayoun <serge.ayoun@intel.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> --- arch/x86/include/asm/cpufeatures.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index fb00a2fca990..54d5269e1b86 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -234,6 +234,7 @@ /* 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 */ @@ -327,6 +328,7 @@ #define X86_FEATURE_LA57 (16*32+16) /* 5-level page tables */ #define X86_FEATURE_RDPID (16*32+22) /* RDPID instruction */ #define X86_FEATURE_CLDEMOTE (16*32+25) /* CLDEMOTE instruction */ +#define X86_FEATURE_SGX_LC (16*32+30) /* supports SGX launch configuration */ /* AMD-defined CPU features, CPUID level 0x80000007 (EBX), word 17 */ #define X86_FEATURE_OVERFLOW_RECOV (17*32+ 0) /* MCA overflow recovery support */ -- 2.17.0
next prev parent reply other threads:[~2018-06-08 17:20 UTC|newest] Thread overview: 181+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-06-08 17:09 [PATCH v11 00/13] Intel SGX1 support Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 01/13] compiler.h, kasan: add __SANITIZE_ADDRESS__ check for __no_kasan_or_inline Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 02/13] x86, sgx: updated MAINTAINERS Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen [this message] 2018-06-08 17:09 ` [PATCH v11 03/13] x86, sgx: add SGX definitions to cpufeature Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 04/13] x86, sgx: add SGX definitions to msr-index.h Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:25 ` Dave Hansen 2018-06-19 13:18 ` Jarkko Sakkinen 2018-06-19 13:18 ` Jarkko Sakkinen 2018-06-19 14:01 ` Dave Hansen 2018-06-19 14:01 ` Dave Hansen 2018-06-21 17:22 ` Jarkko Sakkinen 2018-06-21 17:22 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 05/13] x86, cpufeatures: add Intel-defined SGX leaf CPUID_12_EAX Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 06/13] crypto: aesni: add minimal build option for SGX LE Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:27 ` Dave Hansen 2018-06-11 15:24 ` Sean Christopherson 2018-06-08 17:09 ` [PATCH v11 07/13] x86, sgx: detect Intel SGX Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:36 ` Dave Hansen 2018-06-18 21:36 ` [intel-sgx-kernel-dev] " Andy Lutomirski 2018-06-25 7:39 ` Jarkko Sakkinen 2018-06-19 13:33 ` Jarkko Sakkinen 2018-06-19 13:33 ` Jarkko Sakkinen 2018-06-11 11:35 ` Neil Horman 2018-06-19 13:34 ` Jarkko Sakkinen 2018-06-19 13:34 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 08/13] x86, sgx: added ENCLS wrappers Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:43 ` Dave Hansen 2018-06-19 13:25 ` Jarkko Sakkinen 2018-06-19 13:25 ` Jarkko Sakkinen 2018-06-20 13:12 ` Sean Christopherson 2018-06-20 13:12 ` Sean Christopherson 2018-06-25 9:16 ` Jarkko Sakkinen 2018-06-25 9:16 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 09/13] x86, sgx: basic routines for enclave page cache Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 18:21 ` Jethro Beekman 2018-06-18 21:33 ` [intel-sgx-kernel-dev] " Andy Lutomirski 2018-06-25 7:36 ` Jarkko Sakkinen 2018-06-19 14:08 ` Jarkko Sakkinen 2018-06-19 14:08 ` Jarkko Sakkinen 2018-06-19 15:44 ` Jethro Beekman 2018-06-19 15:44 ` Jethro Beekman 2018-06-08 18:24 ` Dave Hansen 2018-06-19 14:57 ` Jarkko Sakkinen 2018-06-19 14:57 ` Jarkko Sakkinen 2018-06-19 15:19 ` Neil Horman 2018-06-19 15:19 ` Neil Horman 2018-06-19 15:32 ` Dave Hansen 2018-06-19 15:32 ` Dave Hansen 2018-06-25 9:01 ` Jarkko Sakkinen 2018-06-25 9:01 ` Jarkko Sakkinen 2018-06-19 15:59 ` Sean Christopherson 2018-06-19 15:59 ` Sean Christopherson 2018-06-25 9:14 ` Jarkko Sakkinen 2018-06-25 9:14 ` Jarkko Sakkinen 2018-06-10 5:32 ` [intel-sgx-kernel-dev] " Andy Lutomirski 2018-06-11 15:12 ` Sean Christopherson 2018-06-20 13:21 ` Sean Christopherson 2018-06-20 13:21 ` Sean Christopherson 2018-06-25 9:21 ` Jarkko Sakkinen 2018-06-25 9:21 ` Jarkko Sakkinen 2018-06-25 16:14 ` Neil Horman 2018-06-25 16:14 ` Neil Horman 2018-06-20 15:26 ` Sean Christopherson 2018-06-20 15:26 ` Sean Christopherson 2018-06-25 9:21 ` Jarkko Sakkinen 2018-06-25 9:21 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 10/13] intel_sgx: driver for Intel Software Guard Extensions Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 19:35 ` Dave Hansen 2018-06-19 13:29 ` Jarkko Sakkinen 2018-06-19 13:29 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 11/13] intel_sgx: ptrace() support Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 18:34 ` Dave Hansen 2018-06-11 15:02 ` Sean Christopherson 2018-06-19 13:38 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 12/13] intel_sgx: driver documentation Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 18:32 ` Jethro Beekman 2018-06-19 13:30 ` Jarkko Sakkinen 2018-06-19 13:30 ` Jarkko Sakkinen 2018-06-08 21:41 ` Randy Dunlap 2018-06-08 21:41 ` Randy Dunlap 2018-06-19 13:31 ` Jarkko Sakkinen 2018-06-19 13:31 ` Jarkko Sakkinen 2018-06-08 17:09 ` [PATCH v11 13/13] intel_sgx: in-kernel launch enclave Jarkko Sakkinen 2018-06-08 17:09 ` Jarkko Sakkinen 2018-06-08 18:50 ` [intel-sgx-kernel-dev] " Andy Lutomirski 2018-06-19 15:05 ` Jarkko Sakkinen 2018-06-10 5:39 ` Andy Lutomirski 2018-06-11 5:17 ` Andy Lutomirski 2018-06-11 11:52 ` Neil Horman 2018-06-12 4:55 ` Andy Lutomirski 2018-06-12 17:45 ` Neil Horman 2018-06-18 21:58 ` Andy Lutomirski 2018-06-19 13:17 ` Neil Horman 2018-06-20 16:28 ` Nathaniel McCallum 2018-06-20 18:16 ` Jethro Beekman 2018-06-20 18:39 ` Jethro Beekman 2018-06-20 21:01 ` Sean Christopherson 2018-06-21 12:32 ` Nathaniel McCallum 2018-06-21 15:29 ` Neil Horman 2018-06-21 19:11 ` Nathaniel McCallum 2018-06-21 21:20 ` Sean Christopherson 2018-06-25 21:00 ` Nathaniel McCallum 2018-06-25 22:35 ` Sean Christopherson 2018-06-21 22:48 ` Andy Lutomirski 2018-06-25 21:06 ` Nathaniel McCallum 2018-06-25 23:40 ` Andy Lutomirski 2018-06-25 9:41 ` Jarkko Sakkinen 2018-06-25 15:45 ` Andy Lutomirski 2018-06-25 21:28 ` Nathaniel McCallum 2018-06-26 8:43 ` Jarkko Sakkinen 2018-06-26 15:01 ` Nathaniel McCallum 2018-06-27 15:31 ` Jarkko Sakkinen 2018-06-21 12:12 ` Nathaniel McCallum 2018-06-25 9:27 ` Jarkko Sakkinen 2018-06-25 21:26 ` Nathaniel McCallum 2018-06-20 7:23 ` Jarkko Sakkinen 2018-06-12 10:50 ` [PATCH v11 00/13] Intel SGX1 support Pavel Machek 2018-06-12 10:50 ` Pavel Machek 2018-06-19 14:59 ` Jarkko Sakkinen 2018-06-19 14:59 ` Jarkko Sakkinen 2018-06-19 14:59 ` Jarkko Sakkinen 2018-06-19 20:04 ` Pavel Machek 2018-06-19 20:04 ` Pavel Machek 2018-06-19 20:23 ` Peter Zijlstra 2018-06-19 20:23 ` Peter Zijlstra 2018-06-19 20:23 ` Peter Zijlstra 2018-06-19 20:23 ` Peter Zijlstra 2018-06-19 21:48 ` Josh Triplett 2018-06-19 21:48 ` Josh Triplett 2018-06-19 21:48 ` Josh Triplett 2018-06-19 21:48 ` Josh Triplett 2018-12-09 20:06 ` Pavel Machek 2018-12-09 20:06 ` Pavel Machek 2018-12-09 20:06 ` Pavel Machek 2018-12-09 20:06 ` Pavel Machek 2018-12-10 7:47 ` Josh Triplett 2018-12-10 7:47 ` Josh Triplett 2018-12-10 7:47 ` Josh Triplett 2018-12-10 7:47 ` Josh Triplett 2018-12-10 8:27 ` Pavel Machek 2018-12-10 8:27 ` Pavel Machek 2018-12-10 8:27 ` Pavel Machek 2018-12-10 8:27 ` Pavel Machek 2018-12-10 23:12 ` Josh Triplett 2018-12-10 23:12 ` Josh Triplett 2018-12-10 23:12 ` Josh Triplett 2018-12-10 23:12 ` Josh Triplett 2018-12-11 18:10 ` Dave Hansen 2018-12-11 18:10 ` Dave Hansen 2018-12-11 18:10 ` Dave Hansen 2018-12-11 18:10 ` Dave Hansen 2018-12-11 18:31 ` Sean Christopherson 2018-12-11 18:31 ` Sean Christopherson 2018-12-11 18:31 ` Sean Christopherson 2018-12-11 18:31 ` Sean Christopherson 2018-06-19 20:36 ` Peter Zijlstra 2018-06-19 20:36 ` Peter Zijlstra 2018-06-19 20:36 ` Peter Zijlstra 2018-06-19 20:36 ` Peter Zijlstra 2018-06-21 12:55 ` Ingo Molnar 2018-06-21 12:55 ` Ingo Molnar 2018-06-21 12:55 ` Ingo Molnar 2018-06-25 9:44 ` Jarkko Sakkinen 2018-06-25 9:44 ` Jarkko Sakkinen 2018-06-25 9:44 ` Jarkko Sakkinen
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