printIntBios: ;Save registers push ax push bx ;Print loop .loop: mov ah, 0x0E ;Use 0xE bios service for teletype print lodsb ;Load char in al and inc SI register cmp al, 0x0 ;Check if we print all the chain je .end ;If yes go to end mov bl, 0x0F ;Else set color register int 0x10 ;And print the character jmp .loop ;Go to the next character .end: ;Restore registers pop bx pop ax ;Back to previous task ret