Bitfields for Card Services Request IRQ info flags |
| Value | Description |
|---|---|
|
7 |
IRQ is shared |
|
6 |
pulse (edge-triggered) interrupt |
|
5 |
level interrupt |
|
4 |
use IRQ bitmap |
|
--- bit 4 set --- |
|
|
3 |
vendor-specific interrupt |
|
2 |
bus error |
|
1 |
I/O check interrupt |
|
0 |
NMI |
|
--- bit 4 clear --- |
|
|
3 - 0 |
IRQ number |
|
See Also: |