INT 1A - PCI BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. v2.0c+ - PCI BUS-SPECIFIC OPERATIONS AX = B106h BL = bus number EDX = Special Cycle data Return: CF clear if successful CF set on error AH = status (00h,81h) (see #00729) EAX, EBX, ECX, and EDX may be modified all other flags (except IF) may be modified Note: this function may require up to 1024 byte of stack; it will not enable interrupts if they were disabled before making the call SeeAlso: AX=B186h,INT 2F/AX=1684h/BX=304Ch