#define X86_CR0_PE  0x00000001
#define X86_CR0_MP  0x00000002
#define X86_CR0_ET  0x00000004
#define X86_CR0_NE  0x00000020
#define X86_CR0_WP  0x00010000
#define X86_CR0_AM  0x00040000
#define X86_CR0_PG  0x80000000
#define CR0_STATE	(X86_CR0_PE | X86_CR0_MP | X86_CR0_ET | \
			 X86_CR0_NE | X86_CR0_WP | X86_CR0_AM | \
			 X86_CR0_PG)
#define X86_CR4_PAE 0x00000020
#define X86_CR4_OSFXSR 0x00000200
#define X86_CR4_OSXMMEXCPT 0x00000400
#define MSR_EFER       0xc0000080
#define _EFER_LME   8