9086/system/boot_code.asm

23 lines
252 B
NASM
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start:
MOV AX,#0x0000
MOV CX,#0x0000
MOV BX,#0x0000
ADD AX,#0xDEAD
ADD CX,#0xBEEF
ADD CX,#0x4111
mov AX,#0x00FF
inc AL
mov AX,#0x00FF
inc ax
ADD AX,#0x2200
MOV SI,#0x0101
MOV [SI],AX
inc [si]
inc [si]
inc [si]
dec [si]
dec cx
cmp CX,#0x00
jz start
HLT