[src/trunk]: src/sys/arch/x86/include Add CPUID 0x07 %ecx bit 24 BUS_LOCK_DET...

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

details:   https://anonhg.NetBSD.org/src/rev/c44f10813517
branches:  trunk
changeset: 374208:c44f10813517
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Tue Apr 11 02:44:06 2023 +0000

description:
Add CPUID 0x07 %ecx bit 24 BUS_LOCK_DETECT.

diffstat:

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

diffs (26 lines):

diff -r baf788ebe0e1 -r c44f10813517 sys/arch/x86/include/specialreg.h
--- a/sys/arch/x86/include/specialreg.h Tue Apr 11 02:42:15 2023 +0000
+++ b/sys/arch/x86/include/specialreg.h Tue Apr 11 02:44:06 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: specialreg.h,v 1.204 2023/03/25 21:47:10 andvar Exp $  */
+/*     $NetBSD: specialreg.h,v 1.205 2023/04/11 02:44:06 msaitoh Exp $ */
 
 /*
  * Copyright (c) 2014-2020 The NetBSD Foundation, Inc.
@@ -466,6 +466,7 @@
 #define CPUID_SEF_MAWAU                __BITS(21, 17) /* MAWAU for BND{LD,ST}X */
 #define CPUID_SEF_RDPID                __BIT(22) /* RDPID and IA32_TSC_AUX */
 #define CPUID_SEF_KL           __BIT(23) /* Key Locker */
+#define CPUID_SEF_BUS_LOCK_DETECT __BIT(24) /* OS bus-lock detection */
 #define CPUID_SEF_CLDEMOTE     __BIT(25) /* Cache line demote */
 #define CPUID_SEF_MOVDIRI      __BIT(27) /* MOVDIRI instruction */
 #define CPUID_SEF_MOVDIR64B    __BIT(28) /* MOVDIR64B instruction */
@@ -480,7 +481,7 @@
        "b\14AVX512_BITALG\0" "b\15TME_EN\0" "b\16AVX512_VPOPCNTDQ\0"         \
        "b\20LA57\0"                                                          \
        "f\21\5MAWAU\0"                 "b\26RDPID\0"   "b\27KL\0"            \
-                       "b\31CLDEMOTE\0"                "b\33MOVDIRI\0"       \
+       "b\30\BUS_LOCK_DETECT" "b\31CLDEMOTE\0"         "b\33MOVDIRI\0"       \
        "b\34MOVDIR64B\0" "b\35ENQCMD\0" "b\36SGXLC\0"  "b\37PKS\0"
 
 /* %ecx = 0, %edx */