Author: cem
Date: Tue May 26 23:12:57 2020
New Revision: 361540
URL: https://svnweb.freebsd.org/changeset/base/361540
Log:
x86: Detect new feature bits
Fix an off-by-one in AVX512VPOPCNTDQ identification. That was actually the
TME bit.
Reported by: debdrup
Modified:
head/sys/x86/include/specialreg.h
head/sys/x86/x86/identcpu.c
Modified: head/sys/x86/include/specialreg.h
==============================================================================
--- head/sys/x86/include/specialreg.h Tue May 26 22:41:12 2020
(r361539)
+++ head/sys/x86/include/specialreg.h Tue May 26 23:12:57 2020
(r361540)
@@ -396,6 +396,7 @@
#define AMDFEID_IBRS_ALWAYSON 0x00010000
#define AMDFEID_STIBP_ALWAYSON 0x00020000
#define AMDFEID_PREFER_IBRS 0x00040000
+#define AMDFEID_PPIN 0x00800000
#define AMDFEID_SSBD 0x01000000
/* SSBD via MSRC001_011F instead of MSR 0x48: */
#define AMDFEID_VIRT_SSBD 0x02000000
@@ -459,7 +460,9 @@
#define CPUID_STDEXT2_VPCLMULQDQ 0x00000400
#define CPUID_STDEXT2_AVX512VNNI 0x00000800
#define CPUID_STDEXT2_AVX512BITALG 0x00001000
+#define CPUID_STDEXT2_TME 0x00002000
#define CPUID_STDEXT2_AVX512VPOPCNTDQ 0x00004000
+#define CPUID_STDEXT2_LA57 0x00010000
#define CPUID_STDEXT2_RDPID 0x00400000
#define CPUID_STDEXT2_CLDEMOTE 0x02000000
#define CPUID_STDEXT2_MOVDIRI 0x08000000
@@ -472,6 +475,7 @@
*/
#define CPUID_STDEXT3_AVX5124VNNIW 0x00000004
#define CPUID_STDEXT3_AVX5124FMAPS 0x00000008
+#define CPUID_STDEXT3_FSRM 0x00000010
#define CPUID_STDEXT3_AVX512VP2INTERSECT 0x00000100
#define CPUID_STDEXT3_MD_CLEAR 0x00000400
#define CPUID_STDEXT3_TSXFA 0x00002000
Modified: head/sys/x86/x86/identcpu.c
==============================================================================
--- head/sys/x86/x86/identcpu.c Tue May 26 22:41:12 2020 (r361539)
+++ head/sys/x86/x86/identcpu.c Tue May 26 23:12:57 2020 (r361540)
@@ -1008,7 +1008,9 @@ printcpuinfo(void)
"\013VPCLMULQDQ"
"\014AVX512VNNI"
"\015AVX512BITALG"
- "\016AVX512VPOPCNTDQ"
+ "\016TME"
+ "\017AVX512VPOPCNTDQ"
+ "\021LA57"
"\027RDPID"
"\032CLDEMOTE"
"\034MOVDIRI"
@@ -1095,6 +1097,7 @@ printcpuinfo(void)
"\021IBRS_ALWAYSON"
"\022STIBP_ALWAYSON"
"\023PREFER_IBRS"
+ "\030PPIN"
"\031SSBD"
"\032VIRT_SSBD"
"\033SSB_NO"
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