Appendix B. Interrupt and DMA Resources
This appendix lists the settings for the default interrupt and direct memory access
(DMA) resources for your computer.
Note:
The interrupt and DMA settings might change under configuration control.
Table 4. Interrupt Resources
Interrupt Request
System Resource
0
Timer
1
Keyboard
2
Interrupt Controller
3
6
Serial Port B
4
6
Serial Port A
5
Available
6
6
Diskette
7
6
Parallel Port
8
Real Time Clock
9
Available
10
Available
11
Available
12
6
Mouse
13
Coprocessor
14
6
IDE Drives (0, 1) if installed
15
6
IDE Drives (2, 3) if installed
6
Can be modified to alternative settings or disabled.
Copyright IBM Corp. 1996, 1997
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