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[src/trunk]: src/sys/arch/x86/include Add Intel CPUID Extended Topology Enume...
details: https://anonhg.NetBSD.org/src/rev/f0cbd688227b
branches: trunk
changeset: 837157:f0cbd688227b
user: msaitoh <msaitoh%NetBSD.org@localhost>
date: Wed Nov 21 12:18:53 2018 +0000
description:
Add Intel CPUID Extended Topology Enumeration Fn0000000b definitions.
diffstat:
sys/arch/x86/include/specialreg.h | 19 ++++++++++++++++++-
1 files changed, 18 insertions(+), 1 deletions(-)
diffs (33 lines):
diff -r 83e6cf348300 -r f0cbd688227b sys/arch/x86/include/specialreg.h
--- a/sys/arch/x86/include/specialreg.h Wed Nov 21 11:44:26 2018 +0000
+++ b/sys/arch/x86/include/specialreg.h Wed Nov 21 12:18:53 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: specialreg.h,v 1.133 2018/11/21 06:09:49 msaitoh Exp $ */
+/* $NetBSD: specialreg.h,v 1.134 2018/11/21 12:18:53 msaitoh Exp $ */
/*-
* Copyright (c) 1991 The Regents of the University of California.
@@ -415,6 +415,23 @@
"\35" "L1D_FLUSH" "\36" "ARCH_CAP" "\40" "SSBD"
/*
+ * Intel CPUID Extended Topology Enumeration Fn0000000b
+ * %ecx == level number
+ * %eax: See below.
+ * %ebx: Number of logical processors at this level.
+ * %ecx: See below.
+ * %edx: x2APIC ID of the current logical processor.
+ */
+/* %eax */
+#define CPUID_TOP_SHIFTNUM __BITS(4, 0) /* Topology ID shift value */
+/* %ecx */
+#define CPUID_TOP_LVLNUM __BITS(7, 0) /* Level number */
+#define CPUID_TOP_LVLTYPE __BITS(15, 8) /* Level type */
+#define CPUID_TOP_LVLTYPE_INVAL 0 /* Invalid */
+#define CPUID_TOP_LVLTYPE_SMT 1 /* SMT */
+#define CPUID_TOP_LVLTYPE_CORE 2 /* Core */
+
+/*
* Intel/AMD CPUID Processor extended state Enumeration Fn0000000d
*
* %ecx == 0: supported features info:
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