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fhandler_proc.cc(format_proc_cpuinfo): add tsxldtrk, sev_es flags 

Add linux-next cpuinfo flags for Intel TSX suspend load address tracking
instructions and AMD Secure Encrypted Virtualization with Encrypted State.
This commit is contained in:
Brian Inglis 2020-09-17 12:51:25 -06:00 committed by Ken Brown
parent 2ed80d04f4
commit 1732249529
1 changed files with 8 additions and 0 deletions
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8
winsup/cygwin/fhandler_proc.cc
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@ -1376,6 +1376,7 @@ format_proc_cpuinfo (void *, char *&destbuf)
cpuid (&features2, &unused, &unused, &unused, 0x8000001f); cpuid (&features2, &unused, &unused, &unused, 0x8000001f);
ftcprint (features2, 1, "sev"); /* secure encrypted virt */ ftcprint (features2, 1, "sev"); /* secure encrypted virt */
/*ftcprint (features2, 3, "sev_es"); - print below */
} }
/* cpuid 0x80000008 ebx */ /* cpuid 0x80000008 ebx */
if (maxe >= 0x80000008) if (maxe >= 0x80000008)
@ -1400,6 +1401,12 @@ format_proc_cpuinfo (void *, char *&destbuf)
/* ftcprint (features1, 26, "ssb_no"); *//* ssb fixed in hardware */ /* ftcprint (features1, 26, "ssb_no"); *//* ssb fixed in hardware */
} }
/* cpuid 0x8000001f eax - set above */
if (maxe >= 0x8000001f)
{
ftcprint (features2, 3, "sev_es"); /* AMD SEV encrypted state */
}
/* cpuid 0x00000007 ebx */ /* cpuid 0x00000007 ebx */
if (maxf >= 0x00000007) if (maxf >= 0x00000007)
{ {
@ -1579,6 +1586,7 @@ format_proc_cpuinfo (void *, char *&destbuf)
ftcprint (features1, 8, "avx512_vp2intersect"); /* vec intcpt d/q */ ftcprint (features1, 8, "avx512_vp2intersect"); /* vec intcpt d/q */
ftcprint (features1, 10, "md_clear"); /* verw clear buf */ ftcprint (features1, 10, "md_clear"); /* verw clear buf */
ftcprint (features1, 14, "serialize"); /* SERIALIZE instruction */ ftcprint (features1, 14, "serialize"); /* SERIALIZE instruction */
ftcprint (features1, 16, "tsxldtrk"); /* TSX Susp Ld Addr Track */
ftcprint (features1, 18, "pconfig"); /* platform config */ ftcprint (features1, 18, "pconfig"); /* platform config */
ftcprint (features1, 19, "arch_lbr"); /* last branch records */ ftcprint (features1, 19, "arch_lbr"); /* last branch records */
ftcprint (features1, 28, "flush_l1d"); /* flush l1d cache */ ftcprint (features1, 28, "flush_l1d"); /* flush l1d cache */