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tools/x86/kcpuid: Fix avx512bw and avx512lvl fields in Fn00000007
Leaf Fn00000007 contains avx512bw at bit 26 and avx512vl at bit 28. This is incorrect per the SDM. Correct avx512bw to be bit 30 and avx512lvl to be bit 31. Fixes: c6b2f24 ("tools/x86: Add a kcpuid tool to show raw CPU features") Signed-off-by: Terry Bowman <terry.bowman@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Reviewed-by: Feng Tang <feng.tang@intel.com> Link: https://lore.kernel.org/r/20230206141832.4162264-2-terry.bowman@amd.com
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Lines changed: 2 additions & 2 deletions

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tools/arch/x86/kcpuid/cpuid.csv

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -184,8 +184,8 @@
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7, 0, EBX, 27, avx512er, AVX512 Exponent Reciproca instr
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7, 0, EBX, 28, avx512cd, AVX512 Conflict Detection instr
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7, 0, EBX, 29, sha, Intel Secure Hash Algorithm Extensions instr
187-
7, 0, EBX, 26, avx512bw, AVX512 Byte & Word instr
188-
7, 0, EBX, 28, avx512vl, AVX512 Vector Length Extentions (VL)
187+
7, 0, EBX, 30, avx512bw, AVX512 Byte & Word instr
188+
7, 0, EBX, 31, avx512vl, AVX512 Vector Length Extentions (VL)
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7, 0, ECX, 0, prefetchwt1, X
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7, 0, ECX, 1, avx512vbmi, AVX512 Vector Byte Manipulation Instructions
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7, 0, ECX, 2, umip, User-mode Instruction Prevention

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