24 lines
822 B
C
24 lines
822 B
C
/* $NetBSD: specialreg.h,v 1.3 2005/12/11 12:16:25 christos Exp $ */
|
|
|
|
#include <x86/specialreg.h>
|
|
|
|
/*
|
|
* Extended Feature Enable Register of the x86-64
|
|
*/
|
|
|
|
#define MSR_EFER 0xc0000080
|
|
|
|
#define EFER_SCE 0x00000001 /* SYSCALL extension */
|
|
#define EFER_LME 0x00000100 /* Long Mode Active */
|
|
#define EFER_LMA 0x00000400 /* Long Mode Enabled */
|
|
#define EFER_NXE 0x00000800 /* No-Execute Enabled */
|
|
|
|
#define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
|
|
#define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
|
|
#define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
|
|
#define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
|
|
|
|
#define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
|
|
#define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
|
|
#define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
|