1 ## SPDX
-License
-Identifier
: GPL
-2.0-only
3 chip northbridge
/intel
/i945
5 device cpu_cluster
0 on ops i945_cpu_bus_ops
end # APIC cluster
7 register
"pci_mmio_size" = "768"
10 ops i945_pci_domain_ops
11 subsystemid
0x8086 0x464c inherit
12 device pci
00.0 on
end # host bridge
13 device pci
01.0 off
end # i945 PCIe root port
14 device pci
02.0 on
end # vga controller
15 device pci
02.1 on
end # display controller
17 chip southbridge
/intel
/i82801gx
18 register
"pirqa_routing" = "0x05"
19 register
"pirqb_routing" = "0x07"
20 register
"pirqc_routing" = "0x05"
21 register
"pirqd_routing" = "0x07"
22 register
"pirqe_routing" = "0x80"
23 register
"pirqf_routing" = "0x80"
24 register
"pirqg_routing" = "0x80"
25 register
"pirqh_routing" = "0x06"
28 #
0 No effect
(default
)
29 #
1 SMI#
(if corresponding ALT_GPI_SMI_EN bit is also
set)
30 #
2 SCI
(if corresponding GPIO_EN bit is also
set)
31 register
"gpi13_routing" = "1"
32 register
"gpe0_en" = "0x20000601"
34 register
"ide_enable_primary" = "true"
35 register
"ide_enable_secondary" = "false"
36 register
"c3_latency" = "85"
37 register
"p_cnt_throttling_supported" = "false"
39 register
"gen1_dec" = "0x0007c0681" # SuperIO Power Management
41 device pci
1b
.0 on
end # High Definition Audio
42 device pci
1c
.0 on
end # PCIe port
1
43 device pci
1c
.1 off
end # PCIe port
2
44 device pci
1c
.2 on
end # PCIe port
3
45 device pci
1c
.3 on
end # PCIe port
4
46 device pci
1d
.0 on
end # USB UHCI
47 device pci
1d
.1 on
end # USB UHCI
48 device pci
1d
.2 on
end # USB UHCI
49 device pci
1d
.3 off
end # USB UHCI
50 device pci
1d
.7 on
end # USB2 EHCI
51 device pci
1e
.0 on
end # PCI bridge
52 device pci
1e
.2 off
end # AC
'97 Audio
53 device pci
1e
.3 off
end # AC
'97 Modem
54 device pci
1f
.0 on # LPC bridge
55 chip superio
/smsc
/lpc47m15x
56 device pnp
2e
.0 off
end # Floppy
57 device pnp
2e
.3 off
end # Parport
65 irq
0xf1 = 4 #
set IRMODE
0 # XXX
not an irq
67 device pnp
2e
.7 on # Keyboard
+Mouse
72 irq
0xf0 = 0x82 # HW accel A20.
74 device pnp
2e
.8 on # GAME
77 device pnp
2e.a on
end # PME
78 device pnp
2e.b on
end # MPU
81 device pci
1f
.1 off
end # IDE
82 device pci
1f
.2 on
end # SATA
83 device pci
1f
.3 on
end # SMBus