chip mainboard/emulation/qemu-i440fx
	device cpu_cluster 0 on
		chip cpu/qemu-x86
			device lapic 0 on end
		end
	end
	device domain 0 on
		device pci 0.0 on end		# northbridge (i440fx)
		chip southbridge/intel/i82371eb # southbridge
			device pci 01.0 on end	# ISA bridge
			device pci 01.1 on end	# IDE
			device pci 01.3 on end	# ACPI
			register "ide0_enable" = "1"
			register "ide1_enable" = "1"
			register "gpo" = "0x7fffbbff"
		end
	end
end