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From: H.J. Lu <hjl@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc] <sys/platform/x86.h>: Add SGX-KEYS support Date: Wed, 5 Apr 2023 22:44:18 +0000 (GMT) [thread overview] Message-ID: <20230405224418.799043858421@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=f6790a489dda2118729cc2917cc9a9c942e7d2cb commit f6790a489dda2118729cc2917cc9a9c942e7d2cb Author: H.J. Lu <hjl.tools@gmail.com> Date: Wed Apr 5 09:21:30 2023 -0700 <sys/platform/x86.h>: Add SGX-KEYS support Add SGX-KEYS support to <sys/platform/x86.h>. Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com> Diff: --- manual/platform.texi | 3 +++ sysdeps/x86/bits/platform/x86.h | 2 +- sysdeps/x86/tst-get-cpu-features.c | 1 + 3 files changed, 5 insertions(+), 1 deletion(-) diff --git a/manual/platform.texi b/manual/platform.texi index 78ee39f650..4453f6e1f4 100644 --- a/manual/platform.texi +++ b/manual/platform.texi @@ -551,6 +551,9 @@ capability. @item @code{SGX} -- Intel Software Guard Extensions. +@item +@code{SGX_KEYS} -- Attestation Services for SGX. + @item @code{SGX_LC} -- SGX Launch Configuration. diff --git a/sysdeps/x86/bits/platform/x86.h b/sysdeps/x86/bits/platform/x86.h index e25f1ac53c..ee5be8190f 100644 --- a/sysdeps/x86/bits/platform/x86.h +++ b/sysdeps/x86/bits/platform/x86.h @@ -201,7 +201,7 @@ enum + cpuid_register_index_edx * 8 * sizeof (unsigned int)), x86_cpu_INDEX_7_EDX_0 = x86_cpu_index_7_edx, - x86_cpu_INDEX_7_EDX_1 = x86_cpu_index_7_edx + 1, + x86_cpu_SGX_KEYS = x86_cpu_index_7_edx + 1, x86_cpu_AVX512_4VNNIW = x86_cpu_index_7_edx + 2, x86_cpu_AVX512_4FMAPS = x86_cpu_index_7_edx + 3, x86_cpu_FSRM = x86_cpu_index_7_edx + 4, diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu-features.c index dcb735ddd6..1979da2174 100644 --- a/sysdeps/x86/tst-get-cpu-features.c +++ b/sysdeps/x86/tst-get-cpu-features.c @@ -154,6 +154,7 @@ do_test (void) CHECK_CPU_FEATURE_PRESENT (ENQCMD); CHECK_CPU_FEATURE_PRESENT (SGX_LC); CHECK_CPU_FEATURE_PRESENT (PKS); + CHECK_CPU_FEATURE_PRESENT (SGX_KEYS); CHECK_CPU_FEATURE_PRESENT (AVX512_4VNNIW); CHECK_CPU_FEATURE_PRESENT (AVX512_4FMAPS); CHECK_CPU_FEATURE_PRESENT (FSRM);
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