1 chip northbridge
/amd
/lx
5 chip southbridge
/amd
/cs5536
6 # IRQ
12 and 1 unmasked
, Keyboard
and Mouse IRQs. OK
7 # SIRQ Mode
= Active
(Quiet
) mode. Save power....
8 # Invert mask
= IRQ
12 and 1 are active high. Keyboard
and Mouse IRQs. OK
9 # How
to get these? Boot
linux and do this
:
11 register
"lpc_serirq_enable" = "0x0000105a"
12 # rdmsr
0x5140004e -- polairy is high
16 bits of low
32 bits
13 register
"lpc_serirq_polarity" = "0x0000EFA5"
14 # mode is high
10 bits
(determined from code
)
15 register
"lpc_serirq_mode" = "1"
16 # Don
't yet know how to find this.
17 register
"enable_gpio_int_route" = "0x0D0C0700"
18 register
"enable_ide_nand_flash" = "0" #
0:ide mode
, 1:flash
19 register
"enable_USBP4_device" = "0" #
0: host
, 1:device
20 register
"enable_USBP4_overcurrent" = "0" #
0:off
, xxxx
:overcurrent setting CS5536 Data Book
(pages
380-381)
21 register
"com1_enable" = "0"
22 register
"com1_address" = "0x3F8"
23 register
"com1_irq" = "4"
24 register
"com2_enable" = "0"
25 register
"com2_address" = "0x2F8"
26 register
"com2_irq" = "3"
27 register
"unwanted_vpci[0]" = "0" #
End of
list has a zero
28 device pci f
.0 on # ISA Bridge
29 chip superio
/winbond
/w83627hf
30 device pnp
2e
.0 off # Floppy
35 device pnp
2e
.1 off # Parallel Port
39 device pnp
2e
.2 on # Com1
43 device pnp
2e
.3 on # Com2
47 device pnp
2e
.5 on # Keyboard
53 device pnp
2e
.6 off # CIR
56 device pnp
2e
.7 off # GAME_MIDI_GIPO1
61 device pnp
2e
.8 off
end # GPIO2
62 device pnp
2e
.9 off
end # GPIO3
63 device pnp
2e.a off
end # ACPI
64 device pnp
2e.b on # HW Monitor
70 device pci f
.1 on
end # Flash controller
71 device pci f
.2 on
end # IDE controller
72 device pci f
.3 on
end # Audio
73 device pci f
.4 on
end # OHCI
74 device pci f
.5 on
end # EHCI
78 # APIC cluster is late CPU init.
79 device apic_cluster
0 on