> there "movw $ BOOTSEG %ax" in the bootsect.s. i have found
> "MOV,MOVD,MOVQ,MOVS..." in the INTEL manual(Vol ume 2 : Instruction
> Set Reference).
> but i counld not find "movw".
That's perhaps has somehting to do with AT&T asm syntax -- w here
means word (2 bytes -- you can also notice that dest. is %ax )