diff options
| author | avg <avg@FreeBSD.org> | 2009-11-30 11:11:08 +0000 |
|---|---|---|
| committer | avg <avg@FreeBSD.org> | 2009-11-30 11:11:08 +0000 |
| commit | 7b82ba7e2322518d291951f4d485e2d2e89af3c6 (patch) | |
| tree | 44507cb00cbc8264c4cae02c5d3fb4717cd2936c | |
| parent | 9cc5a1f21bd3ef6c6cbe67f46dbb57cbb67156b2 (diff) | |
| download | FreeBSD-src-7b82ba7e2322518d291951f4d485e2d2e89af3c6.zip FreeBSD-src-7b82ba7e2322518d291951f4d485e2d2e89af3c6.tar.gz | |
x86 cpu features: add MOVBE reporting and flag
The check is glimpsed from Linux and OpenSolaris.
MOVBE instruction is found in Intel Atom processors.
| -rw-r--r-- | sys/amd64/amd64/identcpu.c | 2 | ||||
| -rw-r--r-- | sys/amd64/include/specialreg.h | 1 | ||||
| -rw-r--r-- | sys/i386/i386/identcpu.c | 2 | ||||
| -rw-r--r-- | sys/i386/include/specialreg.h | 1 |
4 files changed, 4 insertions, 2 deletions
diff --git a/sys/amd64/amd64/identcpu.c b/sys/amd64/amd64/identcpu.c index 420dd03..3cd2f5e 100644 --- a/sys/amd64/amd64/identcpu.c +++ b/sys/amd64/amd64/identcpu.c @@ -259,7 +259,7 @@ printcpuinfo(void) "\024SSE4.1" "\025SSE4.2" "\026x2APIC" /* xAPIC Extensions */ - "\027<b22>" + "\027MOVBE" "\030POPCNT" "\031<b24>" "\032<b25>" diff --git a/sys/amd64/include/specialreg.h b/sys/amd64/include/specialreg.h index d1f0c89..8cadbcd 100644 --- a/sys/amd64/include/specialreg.h +++ b/sys/amd64/include/specialreg.h @@ -129,6 +129,7 @@ #define CPUID2_SSE41 0x00080000 #define CPUID2_SSE42 0x00100000 #define CPUID2_X2APIC 0x00200000 +#define CPUID2_MOVBE 0x00400000 #define CPUID2_POPCNT 0x00800000 /* diff --git a/sys/i386/i386/identcpu.c b/sys/i386/i386/identcpu.c index edb861b..62c27ab 100644 --- a/sys/i386/i386/identcpu.c +++ b/sys/i386/i386/identcpu.c @@ -746,7 +746,7 @@ printcpuinfo(void) "\024SSE4.1" "\025SSE4.2" "\026x2APIC" /* xAPIC Extensions */ - "\027<b22>" + "\027MOVBE" "\030POPCNT" "\031<b24>" "\032<b25>" diff --git a/sys/i386/include/specialreg.h b/sys/i386/include/specialreg.h index c203059..d51da6d 100644 --- a/sys/i386/include/specialreg.h +++ b/sys/i386/include/specialreg.h @@ -126,6 +126,7 @@ #define CPUID2_SSE41 0x00080000 #define CPUID2_SSE42 0x00100000 #define CPUID2_X2APIC 0x00200000 +#define CPUID2_MOVBE 0x00400000 #define CPUID2_POPCNT 0x00800000 /* |
