[src/trunk]: src/sys/arch/x86/include Add CPUID Fn8000_001e Processor Topolog...

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

details:   https://anonhg.NetBSD.org/src/rev/f3ac9f37a936
branches:  trunk
changeset: 371805:f3ac9f37a936
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Wed Oct 12 10:25:41 2022 +0000

description:
Add CPUID Fn8000_001e Processor Topology Information.

diffstat:

 sys/arch/x86/include/specialreg.h |  18 +++++++++++++++++-
 1 files changed, 17 insertions(+), 1 deletions(-)

diffs (32 lines):

diff -r 65dab10dbff3 -r f3ac9f37a936 sys/arch/x86/include/specialreg.h
--- a/sys/arch/x86/include/specialreg.h Wed Oct 12 07:56:46 2022 +0000
+++ b/sys/arch/x86/include/specialreg.h Wed Oct 12 10:25:41 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: specialreg.h,v 1.192 2022/10/06 00:22:16 msaitoh Exp $ */
+/*     $NetBSD: specialreg.h,v 1.193 2022/10/12 10:25:41 msaitoh Exp $ */
 
 /*
  * Copyright (c) 2014-2020 The NetBSD Foundation, Inc.
@@ -886,6 +886,22 @@
  */
 
 /*
+ * AMD Processor Topology Information.
+ * CPUID Fn8000_001e
+ * %eax: Extended APIC ID.
+ * %ebx: Core Identifiers.
+ * %ecx: Node Identifiers.
+ */
+
+/* %ebx */
+#define CPUID_AMD_PROCT_COREID            __BITS(7,0)  /* Core ID */
+#define CPUID_AMD_PROCT_THREADS_PER_CORE   __BITS(15,8)        /* Threads/Core - 1 */
+
+/* %ecx */
+#define CPUID_AMD_PROCT_NODEID            __BITS(7,0)  /* Node ID */
+#define CPUID_AMD_PROCT_NODE_PER_PROCESSOR __BITS(10,8)        /* Node/Processor -1 */
+
+/*
  * AMD Encrypted Memory Capabilities.
  * CPUID Fn8000_001f
  * %eax: flags