Int 15 Fn D825 - Compaq Eisa System ROM 04/08/93 - ??? [-] AX = D825h CX = ??? SI = ??? DI = ??? ??? Return: CF clear if successful AH = 00h CX = ??? CF set on error AH = error code 87h ??? failed 88h ??? CX = ??? Note: these functions are only available if ??? from keyboard controller command C0h