[src/trunk]: src/sys/arch/x86/include Add SRBDS_CTRL bit.

[msaitoh <msaitoh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/dddb50315c43
branches:  trunk
changeset: 934273:dddb50315c43
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Wed Jun 10 03:39:03 2020 +0000

description:
Add SRBDS_CTRL bit.

diffstat:

 sys/arch/x86/include/specialreg.h |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r a478b73892da -r dddb50315c43 sys/arch/x86/include/specialreg.h
--- a/sys/arch/x86/include/specialreg.h Wed Jun 10 01:42:17 2020 +0000
+++ b/sys/arch/x86/include/specialreg.h Wed Jun 10 03:39:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: specialreg.h,v 1.166 2020/06/01 08:32:39 msaitoh Exp $ */
+/*     $NetBSD: specialreg.h,v 1.167 2020/06/10 03:39:03 msaitoh Exp $ */
 
 /*
  * Copyright (c) 2014-2019 The NetBSD Foundation, Inc.
@@ -478,6 +478,7 @@
 #define CPUID_SEF_AVX512_4FMAPS        __BIT(3)
 #define CPUID_SEF_FSREP_MOV    __BIT(4)  /* Fast Short REP MOV */
 #define CPUID_SEF_AVX512_VP2INTERSECT __BIT(8)
+#define CPUID_SEF_SRBDS_CTRL   __BIT(9)  /* IA32_MCU_OPT_CTRL */
 #define CPUID_SEF_MD_CLEAR     __BIT(10)
 #define CPUID_SEF_TSX_FORCE_ABORT __BIT(13) /* MSR_TSX_FORCE_ABORT bit 0 */
 #define CPUID_SEF_SERIALIZE    __BIT(14)
@@ -494,7 +495,7 @@
 #define CPUID_SEF_FLAGS2       "\20" \
                                "\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
        "\5" "FSREP_MOV"                                                \
-       "\11" "VP2INTERSECT"    "\13" "MD_CLEAR"                        \
+       "\11VP2INTERSECT" "\12SRBDS_CTRL" "\13MD_CLEAR"                 \
                        "\16TSX_FORCE_ABORT" "\17SERIALIZE" "\20HYBRID" \
        "\21" "TSXLDTRK"                                                \
        "\25" "CET_IBT"                                                 \