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x86: Detect new feature bits

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Fix an off-by-one in AVX512VPOPCNTDQ identification.  That was actually the
TME bit.

Reported by:	debdrup
This commit is contained in:
Conrad Meyer 2020-05-26 23:12:57 +00:00
parent d89d55087f
commit 9d3b7f622a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=361540
2 changed files with 8 additions and 1 deletions
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4
sys/x86/include/specialreg.h
View File

@ -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

5
sys/x86/x86/identcpu.c
View File

@ -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"