System I/O Addresses - Gateway 910 Series System Manual

System I/O addresses

The following table shows the location in I/O space of all directly
I/O-accessible registers.
Address (hex)
0000 - 03AF
0020 - 0021
0040 - 0043
0060 - 0060
0061 - 0061
0064 - 0064
0070 - 0071
0081 - 0083
0087 - 0087
0089 - 008B
008F - 008F
00A0 - 00A1
00C0 - 00DF
00F0 - 00FF
0170 - 0177
01F0 - 01F7
0274- 0277
0279 - 0279
02F8 - 02FF
0376 - 0376
0378 - 037F
03B0 - 03BB
03B0 - 03DF
03C0 - 03DF
03E8 - 03EF
03F2 - 03F3
03F4 - 03F5
03F6 - -3F6
03F7 - 03F7
03F8 - 03FF
Resource
PCI bus
Programmable interrupt controller
System timer
Keyboard controller
System Speaker
Keyboard controller
System CMOS/RTC
DMA controller
DMA controller
DMA controller
DMA controller
Programmable Interrupt controller
DMA controller
Numeric data processor
Secondary IDE channel
Primary IDE channel
LPT3
LPT2
COM2
Secondary IDE channel
LPT1
ATI Rage XL PCI bus
PCI bus
ATI Rage XL PCI bus
PCI bus
Floppy controller
Floppy controller
Primary IDE channel
Floppy controller
COM1
System I/O addresses
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