这段代码哪里错了啊....
org 07c00h
mov ax, cs
mov ds, ax
mov es, ax
call DispStr
jmp $
DispStr:
mov ax, BootMessage
mov bp, ax
mov cx, 16
mov ax, 013D1h
mov bx, 0D0ch
mov dl, 0
int 10h
ret
BootMessage: db "Hello, OS world!"
times 510-($-$$) db 0;
dw 0xaa55
我是新手......提示是 times那一行有错,可我不知道怎么改....