C-3
I/O Port Address
The factory-set I/O port addresses for the server are assigned as follows:
Addresses Description
Chip
00-08h
DMA Control Registers
ICH5
09-0Eh RESERVED
ICH5
0Fh
DMA Control Register
ICH5
10-18h
DMA Control Register
ICH5
19-1Eh RESERVED
ICH5
1Fh
DMA Control Register
ICH5
20-21h
Master 8259 Programming Interface
ICH5
24-25h
Master 8259 Programming Interface
ICH5
28-29h
Master 8259 Programming Interface
ICH5
2C-2Dh
Master 8259 Programming Interface
ICH5
2E-2Fh Configuration
Registers
PC87417
30-31h
Master 8259 Programming Interface
ICH5
34-35h
Master 8259 Programming Interface
ICH5
38-39h
Master 8259 Programming Interface
ICH5
3C-3Dh
Master 8259 Programming Interface
ICH5
40-42h
8254 Programming Interface
ICH5
43h RESERVED
ICH5
4E-4Fh Configuration
Registers
PC87417
50-52h
8254 Programming Interface
ICH5
53h RESERVED
ICH5
60h Keyboard/Mouse
PC87417
61h
NMI Status Register
ICH5
62h
PC87417
63h
NMI Status Register
ICH5
64h Keyboard/Mouse
PC87417
65h
NMI Status Register
ICH5
66h
PC87417
67h
NMI Status Register
ICH5
70h RESERVED
ICH5
71h RTC
(data)
ICH5
72h RTC
(data)
ICH5
73h RTC
(data)
ICH5
74h RTC
(data)
ICH5
75h RTC
(data)
ICH5
76h RTC
(data)
ICH5
77h RTC
(data)
ICH5
80-91h
16-bit DMA Control Registers
ICH5
92h
Port 92 Register
ICH5
93-9Fh
DMA Control Register
ICH5
A0-A1h
Slave 8259 Programming Interface
ICH5
A4-A5h
Slave 8259 Programming Interface
ICH5
A8-A9h
Slave 8259 Programming Interface
ICH5
AC-ADh
Slave 8259 Programming Interface
ICH5
B0-B1h
Slave 8259 Programming Interface
ICH5
B2-B3h Power
Management
ICH5
B4-B5h
Slave 8259 Programming Interface
ICH5
B8-B9h
Slave 8259 Programming Interface
ICH5
BC-BDh
Slave 8259 Programming Interface
ICH5
C0-D1h
DMA Controller Page Registers
ICH5
C2-DDh RESERVED
ICH5
DE-DFh
DMA Controller Page Registers
ICH5
F0h Reset
IRQ13
ICH5
102h VGA
Radeon7000M
170h-177h
Secondary IDE Command Block Registers
ICH5
Summary of Contents for 140He
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