From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Ingo Molnar <mingo@redhat.com>,
x86@kernel.org, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>,
Dave Hansen <dave.hansen@intel.com>,
Kai Huang <kai.huang@linux.intel.com>,
linux-kernel@vger.kernel.org,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Subject: [PATCH 1/3] x86/cpufeatures: Add Intel Total Memory Encryption cpufeature
Date: Wed, 31 Jan 2018 12:15:07 +0300 [thread overview]
Message-ID: <20180131091509.26531-2-kirill.shutemov@linux.intel.com> (raw)
In-Reply-To: <20180131091509.26531-1-kirill.shutemov@linux.intel.com>
CPUID.0x7.0x0:ECX[13] indicates whether CPU supports Intel Total Memory
Encryption.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@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 14c3aa2b5f90..d3702d9ac012 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -315,6 +315,7 @@
#define X86_FEATURE_VPCLMULQDQ (16*32+10) /* Carry-Less Multiplication Double Quadword */
#define X86_FEATURE_AVX512_VNNI (16*32+11) /* Vector Neural Network Instructions */
#define X86_FEATURE_AVX512_BITALG (16*32+12) /* Support for VPOPCNT[B,W] and VPSHUF-BITQMB instructions */
+#define X86_FEATURE_TME (16*32+13) /* Intel Total Memory Encryption */
#define X86_FEATURE_AVX512_VPOPCNTDQ (16*32+14) /* POPCNT for vectors of DW/QW */
#define X86_FEATURE_LA57 (16*32+16) /* 5-level page tables */
#define X86_FEATURE_RDPID (16*32+22) /* RDPID instruction */
--
2.15.1
next prev parent reply other threads:[~2018-01-31 9:16 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-31 9:15 [PATCH 0/3] Enumerate TME and PCONFIG Kirill A. Shutemov
2018-01-31 9:15 ` Kirill A. Shutemov [this message]
2018-01-31 9:15 ` [PATCH 2/3] x86/tme: Detect if TME and MKTME is activated by BIOS Kirill A. Shutemov
2018-02-07 4:34 ` Kai Huang
2018-02-07 8:16 ` Kirill A. Shutemov
2018-02-07 11:00 ` Kai Huang
2018-02-07 11:10 ` Kirill A. Shutemov
2018-01-31 9:15 ` [PATCH 3/3] x86/cpufeatures: Add Intel PCONFIG cpufeature Kirill A. Shutemov
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