diff options
Diffstat (limited to 'sys/i386/include/specialreg.h')
| -rw-r--r-- | sys/i386/include/specialreg.h | 35 |
1 files changed, 21 insertions, 14 deletions
diff --git a/sys/i386/include/specialreg.h b/sys/i386/include/specialreg.h index 8111532..145a378 100644 --- a/sys/i386/include/specialreg.h +++ b/sys/i386/include/specialreg.h @@ -37,12 +37,9 @@ * Bits in 386 special registers: */ #define CR0_PE 0x00000001 /* Protected mode Enable */ -#define CR0_MP 0x00000002 /* "Math" Present (NPX or NPX emulator) */ -#define CR0_EM 0x00000004 /* EMulate non-NPX coproc. (trap ESC only) */ +#define CR0_MP 0x00000002 /* "Math" (fpu) Present */ +#define CR0_EM 0x00000004 /* EMulate FPU instructions. (trap ESC only) */ #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */ -#ifdef notused -#define CR0_ET 0x00000010 /* Extension Type (387 (if set) vs 287) */ -#endif #define CR0_PG 0x80000000 /* PaGing enable */ /* @@ -107,6 +104,16 @@ #define CPUID_IA64 0x40000000 #define CPUID_PBE 0x80000000 +#define CPUID2_SSE3 0x00000001 +#define CPUID2_MON 0x00000008 +#define CPUID2_DS_CPL 0x00000010 +#define CPUID2_VMX 0x00000020 +#define CPUID2_EST 0x00000080 +#define CPUID2_TM2 0x00000100 +#define CPUID2_CNTXID 0x00000400 +#define CPUID2_CX16 0x00002000 +#define CPUID2_XTPR 0x00004000 + /* * Important bits in the AMD extended cpuid flags */ @@ -188,7 +195,7 @@ #define MSR_MTRR64kBase 0x250 #define MSR_MTRR16kBase 0x258 #define MSR_MTRR4kBase 0x268 -#define MSR_PAT 0x277 +#define MSR_PAT 0x277 #define MSR_MTRRdefType 0x2ff #define MSR_MC0_CTL 0x400 #define MSR_MC0_STATUS 0x401 @@ -202,14 +209,14 @@ #define MSR_MC2_STATUS 0x409 #define MSR_MC2_ADDR 0x40a #define MSR_MC2_MISC 0x40b -#define MSR_MC4_CTL 0x40c -#define MSR_MC4_STATUS 0x40d -#define MSR_MC4_ADDR 0x40e -#define MSR_MC4_MISC 0x40f -#define MSR_MC3_CTL 0x410 -#define MSR_MC3_STATUS 0x411 -#define MSR_MC3_ADDR 0x412 -#define MSR_MC3_MISC 0x413 +#define MSR_MC3_CTL 0x40c +#define MSR_MC3_STATUS 0x40d +#define MSR_MC3_ADDR 0x40e +#define MSR_MC3_MISC 0x40f +#define MSR_MC4_CTL 0x410 +#define MSR_MC4_STATUS 0x411 +#define MSR_MC4_ADDR 0x412 +#define MSR_MC4_MISC 0x413 /* * Constants related to MSR's. |
