src/mainboard/intel/stargo2/devicetree.cb

chip northbridge/intel/fsp_sandybridge

	device cpu_cluster 0 on
		chip cpu/intel/socket_BGA1284
			device lapic 0 on end
		end
		chip cpu/intel/fsp_model_206ax
			# Magic APIC ID to locate this chip
			device lapic 0xACAC off end

			register "c1_battery" = "3"	# ACPI(C1) = MWAIT(C3)
			register "c2_battery" = "4"	# ACPI(C2) = MWAIT(C6)
			register "c3_battery" = "5"	# ACPI(C3) = MWAIT(C7)

			register "c1_acpower" = "3"	# ACPI(C1) = MWAIT(C3)
			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C6)
			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
		end
	end

	device domain 0 on
		device pci 00.0 on end # host bridge
		device pci 01.0 on end # host bridge (slot 2 - black x16 slot (only x8))
		device pci 01.1 on end # host bridge (PCIe Ethernet controllers)
		device pci 01.2 off end # host bridge (off - no additional bifurcation)
		device pci 02.0 off end # vga controller
		device pci 06.0 on end # host bridge (slot 1 - blue x4 slot)

		chip southbridge/intel/fsp_i89xx # Intel Series 89xx Cave Creek PCH
			register "ide_legacy_combined" = "0x0"
			register "sata_ahci" = "0x01"
			register "sata_port_map" = "0x30"
			register "c2_latency" = "1"
			register "p_cnt_throttling_supported" = "0"

			device pci 16.0 on end # Management Engine Interface 1
			device pci 16.1 off end # Management Engine Interface 2
			device pci 16.2 off end # Management Engine IDE-R
			device pci 16.3 off end # Management Engine KT
			device pci 1c.0 on end # PCIe Port #1 (Slot #3 - x1)
			device pci 1c.1 on end # PCIe Port #2 (Slot #4 - x1)
			device pci 1c.2 on end # PCIe Port #3 (Slot #5 - x1)
			device pci 1c.3 on end # PCIe Port #4 (Slot #6 - x1)
			device pci 1d.0 on end # USB2 EHCI #1
			device pci 1f.0 on # LPC bridge

				# The top serial port is controlled by jumper
				# J3a3.  If the jumper is off, the serial
				# port connector is routed to the SIO.  If
				# the jumper is on, the connector goes to
				# the PCH's serial port.  There is no way
				# to tell in software which it's connected
				# to.

				chip superio/intel/i8900
					device pnp 4e.4 on  #  Com3
						io 0x60 = 0x3E8
						irq 0x70 = 4
					end
					device pnp 4e.5 on  #  Com2
						io 0x60 = 0x2f8
						irq 0x70 = 3
					end
					device pnp 4e.6 on  #  Watchdog Timer
						io 0x60 = 0x600
						irq 0x70 = 7
					end
				end

				chip superio/winbond/wpcd376i
					device pnp 2e.0 off end # FDC
					device pnp 2e.1 off end # LPT
					device pnp 2e.2 off end # IR
					device pnp 2e.3 on      # Com1
						io 0x60 = 0x3f8
						irq 0x70 = 4
					end
					device pnp 2e.4 off end # System wakeup
					device pnp 2e.5 on      # PS/2 mouse
						irq 0x70 = 0x0C
					end
					device pnp 2e.6 on      # PS/2 keyboard
						io 0x60 = 0x60
						io 0x62 = 0x64
						irq 0x70 = 0x01
					end
					device pnp 2e.7 off end # GPIO
				end
			end
			device pci 1f.2 on end # SATA Controller 1
			device pci 1f.3 on end # SMBus
			device pci 1f.5 off end # SATA Controller 2
			device pci 1f.6 on end # Thermal
			device pci 1f.7 on end # WDT
		end
	end
end