## SPDX-License-Identifier: GPL-2.0-only

chip northbridge/intel/i945
	# IGD Displays
	register "gfx.ndid" = "2"
	register "gfx.did" = "{ 0x80000100, 0x80000410, 0x80000320, 0x80000410, 0x00000005 }"

	device cpu_cluster 0 on
		ops i945_cpu_bus_ops
		chip cpu/intel/socket_m
			device lapic 0 on end
		end
	end

	register "pci_mmio_size" = "768"

	device domain 0 on
		ops i945_pci_domain_ops
		device pci 00.0 on end # host bridge
		device pci 01.0 off end # i945 PCIe root port
		device pci 02.0 on end # vga controller
		device pci 02.1 on end # display controller

		chip southbridge/intel/i82801gx
			register "pirqa_routing" = "0x0a"
			register "pirqb_routing" = "0x0a"
			register "pirqc_routing" = "0x0a"
			register "pirqd_routing" = "0x0a"
			register "pirqe_routing" = "0x80"
			register "pirqf_routing" = "0x80"
			register "pirqg_routing" = "0x0a"
			register "pirqh_routing" = "0x0a"

			# GPI routing
			#  0 No effect (default)
			#  1 SMI# (if corresponding ALT_GPI_SMI_EN bit is also set)
			#  2 SCI (if corresponding GPIO_EN bit is also set)
			register "gpi8_routing" = "1" # EXTSMI low active
			register "gpi7_routing" = "2" # ECSCI  low active

			# GPE0 Enables
			register "gpe0_en" = "0x00800106"
			register "alt_gp_smi_en" = "0x0100"

			register "sata_mode" = "SATA_MODE_IDE_LEGACY_COMBINED"
			register "ide_enable_primary" = "0x1"
			register "ide_enable_secondary" = "0x0"

			register "c3_latency" = "85"
			register "docking_supported" = "1"
			register "p_cnt_throttling_supported" = "1"

			register "gen1_dec" = "0x001c02e1"
			register "gen2_dec" = "0x00fc0601"
			register "gen3_dec" = "0x00040069"

			device pci 1b.0 on end # High Definition Audio
			device pci 1c.0 on end # PCIe port 1
			device pci 1c.1 on end # PCIe port 2
			device pci 1c.2 on end # PCIe port 3
			device pci 1c.3 on end # PCIe port 4
			device pci 1c.4 off end # PCIe port 5
			device pci 1c.5 off end # PCIe port 6
			device pci 1d.0 on end # USB UHCI
			device pci 1d.1 on end # USB UHCI
			device pci 1d.2 on end # USB UHCI
			device pci 1d.3 on end # USB UHCI
			device pci 1d.7 on end # USB2 EHCI
			device pci 1e.0 on end # PCI bridge
			device pci 1e.2 off end # AC'97 Audio
			device pci 1e.3 off end # AC'97 Modem
			device pci 1f.0 on # LPC bridge
				chip superio/smsc/fdc37n972
					device pnp 2e.0 off		# Floppy
					end
					device pnp 2e.1 off		# ACPI PM
					end
					# 2e.2 does not exist
					device pnp 2e.3 on		# Parallel port
						 io 0x60 = 0x378
						irq 0x70 = 5
					end
					device pnp 2e.4 on		# COM1
						 io 0x60 = 0x3f8
						irq 0x70 = 4
					end
					device pnp 2e.5 off
					end
					#device pnp 2e.6 on		# RTC
					#	 io 0x60 = 0x70
					#	 io 0x62 = 0x74
					#end
					device pnp 2e.7 off		# Keyboard
					end
					device pnp 2e.8 off		# EC
						io 0x60 = 0x62
					end
					#device pnp 2e.9 on		# Mailbox
					#end
				end
				chip superio/smsc/sio10n268
					device pnp 4e.0 off		# Floppy
					end
					device pnp 4e.1 off		# Parport
					end
					#device pnp 4e.2 on		# COM3
					#	 io 0x60 = 0x3e8
					#	irq 0x70 = 6
					#end
					#device pnp 4e.3 on		# COM4
					#	 io 0x60 = 0x2e8
					#	irq 0x70 = 6
					#end
					device pnp 4e.5 on		# Keyboard
						io 0x60 = 0x60
						io 0x62 = 0x64
					end
					device pnp 4e.7 off		# GPIO1, GAME, MIDI
					end
					device pnp 4e.8 off		# GPIO2
					end
					device pnp 4e.9 off		# GPIO3/4
					end
					device pnp 4e.a off		# ACPI
					end
					device pnp 4e.b off		# HWM
					end
				end

			end
			device pci 1f.1 off end  # IDE
			device pci 1f.2 on end  # SATA
			device pci 1f.3 on end  # SMBus
		end
	end
end