Intel Desktop Board D915GEV/D915GUX/D915GAV/D915GAG Product Guide
Interrupts
Table 15. | Interrupts |
|
|
IRQ | System Resource |
|
|
NMI | I/O channel check |
|
|
0 | Reserved, interval timer |
|
|
1 | Reserved, keyboard buffer full |
|
|
2 | Reserved, cascade interrupt from slave PIC |
|
|
3 | COM2* (Plug and Play option) / ** |
|
|
4 | COM1* |
|
|
5 | LPT2 (Plug and Play option) / ** |
|
|
6 | Floppy drive controller |
|
|
7 | LPT1* |
|
|
8 | Real time clock |
|
|
9 | ** |
|
|
10 | ** |
|
|
11 | ** |
|
|
12 | Onboard mouse port (if present, else user available) |
|
|
13 | Reserved, math coprocessor |
|
|
14 | Primary IDE/Serial ATA (if present, else user available) |
15Secondary IDE/Serial ATA (if present, else user available)
*Default, but can be changed to another IRQ.
**Dynamically allocated for all PCI/PCI Express devices and slots.
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