writ.asm

自己以前写的 引导扇区代码。包括： fat12.asm fat16.asm fat32.asm

org 0x100
start:
	mov si,3
Repar:
	mov ax,0x301
	mov bx,offsetbin
	mov cx,0x1
	mov dx,0x0
	int 0x13
	jnc read_ok
	dec si
	jnz Repar
	mov si, msg_err
dsperror:
	lodsb
	or al,al
	jz _fexit
	mov ah,0x0e
	int 0x10
	jmp dsperror
read_ok:
	mov si,msg_ok
	jmp dsperror
_fexit:
	int 0x20



msg_err	db	"ERROR: Writ disk error !",0x0d,0x0a,0
msg_ok	db	"Writ Boot Disk ok, You can restart you computer",0x0d,0x0a
	db	"and runing it.",0x0d,0x0a,0
offsetbin
incbin ".\out\Fat12.bin"