From 1732249529c3a4d223940fea2b0143e63bb47e3a Mon Sep 17 00:00:00 2001 From: Brian Inglis Date: Thu, 17 Sep 2020 12:51:25 -0600 Subject: [PATCH] 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. --- winsup/cygwin/fhandler_proc.cc | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc index 196bafd18..6f6e8291a 100644 --- a/winsup/cygwin/fhandler_proc.cc +++ b/winsup/cygwin/fhandler_proc.cc @@ -1376,6 +1376,7 @@ format_proc_cpuinfo (void *, char *&destbuf) cpuid (&features2, &unused, &unused, &unused, 0x8000001f); ftcprint (features2, 1, "sev"); /* secure encrypted virt */ + /*ftcprint (features2, 3, "sev_es"); - print below */ } /* cpuid 0x80000008 ebx */ if (maxe >= 0x80000008) @@ -1400,6 +1401,12 @@ format_proc_cpuinfo (void *, char *&destbuf) /* 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 */ if (maxf >= 0x00000007) { @@ -1579,6 +1586,7 @@ format_proc_cpuinfo (void *, char *&destbuf) ftcprint (features1, 8, "avx512_vp2intersect"); /* vec intcpt d/q */ ftcprint (features1, 10, "md_clear"); /* verw clear buf */ ftcprint (features1, 14, "serialize"); /* SERIALIZE instruction */ + ftcprint (features1, 16, "tsxldtrk"); /* TSX Susp Ld Addr Track */ ftcprint (features1, 18, "pconfig"); /* platform config */ ftcprint (features1, 19, "arch_lbr"); /* last branch records */ ftcprint (features1, 28, "flush_l1d"); /* flush l1d cache */