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Commit 5ab25c88 authored by H.J. Lu's avatar H.J. Lu
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x86: Add PTWRITE feature detection [BZ #27346]

1. Add CPUID_INDEX_14_ECX_0 for CPUID leaf 0x14 to detect PTWRITE feature
in EBX of CPUID leaf 0x14 with ECX == 0.
2. Add PTWRITE detection to CPU feature tests.
3. Add 2 static CPU feature tests.
parent c3479fb7
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