[src/netbsd-8]: src Pull up following revision(s) (requested by msaitoh in ti...

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

details:   https://anonhg.NetBSD.org/src/rev/437a8fc47bff
branches:  netbsd-8
changeset: 852653:437a8fc47bff
user:      martin <martin%NetBSD.org@localhost>
date:      Tue Nov 19 10:45:11 2019 +0000

description:
Pull up following revision(s) (requested by msaitoh in ticket #1450):

        usr.sbin/cpuctl/arch/i386.c: revision 1.108
        sys/arch/x86/include/specialreg.h: revision 1.158

Add the following bit definitions from the latest Intel SDM:
 - CET shadow stack
 - Fast Short REP MOV
 - Hybrid part
 - CET Indirect Branch Tracking

0x7d and 0x7e are for 10th generation Core (Ice Lake).

diffstat:

 sys/arch/x86/include/specialreg.h |  12 +++++++++---
 usr.sbin/cpuctl/arch/i386.c       |   8 ++++----
 2 files changed, 13 insertions(+), 7 deletions(-)

diffs (79 lines):

diff -r 7d06b8e4db51 -r 437a8fc47bff sys/arch/x86/include/specialreg.h
--- a/sys/arch/x86/include/specialreg.h Tue Nov 19 10:40:08 2019 +0000
+++ b/sys/arch/x86/include/specialreg.h Tue Nov 19 10:45:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: specialreg.h,v 1.98.2.16 2019/11/12 18:28:40 martin Exp $      */
+/*     $NetBSD: specialreg.h,v 1.98.2.17 2019/11/19 10:45:11 martin Exp $      */
 
 /*-
  * Copyright (c) 1991 The Regents of the University of California.
@@ -400,6 +400,7 @@
 #define CPUID_SEF_OSPKE                __BIT(4)  /* OS has set CR4.PKE to ena. protec. keys */
 #define CPUID_SEF_WAITPKG      __BIT(5)  /* TPAUSE,UMONITOR,UMWAIT */
 #define CPUID_SEF_AVX512_VBMI2 __BIT(6)  /* AVX-512 Vector Byte Manipulation 2 */
+#define CPUID_SEF_CET_SS       __BIT(7)  /* CET shadow stack */
 #define CPUID_SEF_GFNI         __BIT(8)
 #define CPUID_SEF_VAES         __BIT(9)
 #define CPUID_SEF_VPCLMULQDQ   __BIT(10)
@@ -415,7 +416,7 @@
 
 #define CPUID_SEF_FLAGS1       "\177\20" \
        "b\0PREFETCHWT1\0" "b\1AVX512_VBMI\0" "b\2UMIP\0" "b\3PKU\0"    \
-       "b\4OSPKE\0"    "b\5WAITPKG\0"  "b\6AVX512_VBMI2\0"                   \
+       "b\4OSPKE\0"    "b\5WAITPKG\0"  "b\6AVX512_VBMI2\0" "b\7CET_SS\0" \
        "b\10GFNI\0"    "b\11VAES\0"    "b\12VPCLMULQDQ\0" "b\13AVX512_VNNI\0"\
        "b\14AVX512_BITALG\0"           "b\16AVX512_VPOPCNTDQ\0"        \
        "f\21\5MAWAU\0"                                                 \
@@ -426,8 +427,11 @@
 /* %edx */
 #define CPUID_SEF_AVX512_4VNNIW        __BIT(2)
 #define CPUID_SEF_AVX512_4FMAPS        __BIT(3)
+#define CPUID_SEF_FSREP_MOV    __BIT(4)  /* Fast Short REP MOV */
 #define CPUID_SEF_MD_CLEAR     __BIT(10)
 #define CPUID_SEF_TSX_FORCE_ABORT __BIT(13) /* MSR_TSX_FORCE_ABORT bit 0 */
+#define CPUID_SEF_HYBRID       __BIT(15) /* Hybrid part */
+#define CPUID_SEF_CET_IBT      __BIT(20) /* CET Indirect Branch Tracking */
 #define CPUID_SEF_IBRS         __BIT(26) /* IBRS / IBPB Speculation Control */
 #define CPUID_SEF_STIBP                __BIT(27) /* STIBP Speculation Control */
 #define CPUID_SEF_L1D_FLUSH    __BIT(28) /* IA32_FLUSH_CMD MSR */
@@ -437,8 +441,10 @@
 
 #define CPUID_SEF_FLAGS2       "\20" \
                                "\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
+       "\5" "FSREP_MOV"                                                \
                                "\13" "MD_CLEAR"                        \
-                       "\16" "TSX_FORCE_ABORT"                         \
+                       "\16" "TSX_FORCE_ABORT"         "\20" "HYBRID"  \
+       "\25" "CET_IBT"                                                 \
        "\33" "IBRS"    "\34" "STIBP"                                   \
        "\35" "L1D_FLUSH" "\36" "ARCH_CAP" "\37CORE_CAP"        "\40" "SSBD"
 
diff -r 7d06b8e4db51 -r 437a8fc47bff usr.sbin/cpuctl/arch/i386.c
--- a/usr.sbin/cpuctl/arch/i386.c       Tue Nov 19 10:40:08 2019 +0000
+++ b/usr.sbin/cpuctl/arch/i386.c       Tue Nov 19 10:45:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: i386.c,v 1.74.6.7 2019/08/16 15:36:17 martin Exp $     */
+/*     $NetBSD: i386.c,v 1.74.6.8 2019/11/19 10:45:11 martin Exp $     */
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2006, 2007, 2008 The NetBSD Foundation, Inc.
@@ -57,7 +57,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: i386.c,v 1.74.6.7 2019/08/16 15:36:17 martin Exp $");
+__RCSID("$NetBSD: i386.c,v 1.74.6.8 2019/11/19 10:45:11 martin Exp $");
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -385,8 +385,8 @@
                                [0x6a] = "Future Xeon (Ice Lake)",
                                [0x6c] = "Future Xeon (Ice Lake)",
                                [0x7a] = "Atom (Goldmont Plus)",
-                               [0x7d] = "Future Core (Ice Lake)",
-                               [0x7e] = "Future Core (Ice Lake)",
+                               [0x7d] = "10th gen Core (Ice Lake)",
+                               [0x7e] = "10th gen Core (Ice Lake)",
                                [0x85] = "Xeon Phi 7215, 7285, 7295 (Knights Mill)",
                                [0x86] = "Atom (Tremont)",
                                [0x8e] = "7th or 8th gen Core (Kaby Lake, Coffee Lake) or Xeon E (Coffee Lake)",