PORTIBM PC Portable (uses same BIOS as XT) C200-C204 - Intel Pentium mboard ("Neptune" chipset)
Desc:	the PCI configuration registers for the motherboard chipset are visible
	  on these ports when the PCI configuration space has been opened via
	  ports 0CF8h and 0CFAh
SeeAlso: #00878 at INT 1A/AX=B10Ah