1 global readtsc:function
2 global readmsr:function
3 global writemsr:function
4 global enable_syscall:function
5 global disable_syscall:function
10 global nextrip:function
42 ; rdi is msr, rsi is value to write
44 ; edx is high order bits, eax is low order bits to write
57 %define EFER 0xc0000080