#fasm#
;#make_boot#


org 7c00h

mov ah, 2
xor dx, dx
mov cl, 1
mov al ,1
mov bx, buf1
int 13h

mov ah, 2
mov dl, 1
mov cl, 1
mov al ,1
mov bx, buf2
int 13h

xor dx, dx
mov cx, 256
;mov ax,word[buf1]
;add ax,word[buf2]
;mov word[buf3],ax
cycle:

    mov ax, word[buf1 + si]
    adc ax, word[buf2 + si]
    mov word[buf3 + si], ax
    mov dx,word[buf3 + si]
    inc si
    inc si
    mov bx, word[buf1 + si]
    adc bx, word[buf2 + si]
    mov word[buf3 + si], bx
    mov dx,word[buf3 + si]
    inc si
    inc si
    loop cycle

mov ah, 3
mov dl, 2
mov cl, 1
mov al ,1
mov bx, buf3
int 13h




mov ax,4c00h
int 21h
buf1 db 512 dup(0)
buf2 db 512 dup(0)
buf3 db 512 dup(0)