Category: <b>BIOS</b>
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<pre><b>INT 15 - later PS/2s - READ BOOT DEVICE ID</b>

	AX = D600h
	BL = 00h
	DX = device ID
Return: CF clear if successful
	    AH = 00h
	CF set on error
	    AH = status (86h for function not supported)
SeeAlso: AX=D600h/BL=01h,AX=D601h/BL=00h,AX=D602h
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