Changeset View
Changeset View
Standalone View
Standalone View
head/sys/x86/include/specialreg.h
Show First 20 Lines • Show All 71 Lines • ▼ Show 20 Lines | |||||
#define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */ | #define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */ | ||||
#define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ | #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ | ||||
#define CR4_VMXE 0x00002000 /* enable VMX operation (Intel-specific) */ | #define CR4_VMXE 0x00002000 /* enable VMX operation (Intel-specific) */ | ||||
#define CR4_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */ | #define CR4_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */ | ||||
#define CR4_PCIDE 0x00020000 /* Enable Context ID */ | #define CR4_PCIDE 0x00020000 /* Enable Context ID */ | ||||
#define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */ | #define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */ | ||||
#define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */ | #define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */ | ||||
#define CR4_SMAP 0x00200000 /* Supervisor-Mode Access Prevention */ | #define CR4_SMAP 0x00200000 /* Supervisor-Mode Access Prevention */ | ||||
#define CR4_PKE 0x00400000 /* Protection Keys Enable */ | |||||
/* | /* | ||||
* Bits in AMD64 special registers. EFER is 64 bits wide. | * Bits in AMD64 special registers. EFER is 64 bits wide. | ||||
*/ | */ | ||||
#define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */ | #define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */ | ||||
#define EFER_LME 0x000000100 /* Long mode enable (R/W) */ | #define EFER_LME 0x000000100 /* Long mode enable (R/W) */ | ||||
#define EFER_LMA 0x000000400 /* Long mode active (R) */ | #define EFER_LMA 0x000000400 /* Long mode active (R) */ | ||||
#define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */ | #define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */ | ||||
▲ Show 20 Lines • Show All 1,027 Lines • Show Last 20 Lines |