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24
A ppendix A: System Resource Allocation
2 3 B
24.1
I nterrupt Request (IRQ) Lines
9 8 B
In 8259 PIC mode (I/O APIC mode is disabled)
IRQ #
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Notes: (1) If the „used for"-device is disabled in setup, the corresponding interrupt is available for other devices.
(2) Possible setting for LPT1. IRQ7 is the default setting.
(3) Available in default configuration. IRQ 9 is used as SCI, if ACPI is enabled.
In I/O APIC mode
Kontron User's Guide
coolMonster/PM
Use
Available
Timer0
No
Keyboard
No
Slave 8259
No
COM2
No
COM1
No
Sound
No
FDC
No
LPT1
No
RTC
No
SCI
Yes
COM4
No
COM3
No
PS/2 Mouse
No
FPU
No
IDE0
No
IDE1
No
IRQ #
Use
Available
0
Timer0
No
1
Keyboard
No
2
Slave 8259
No
3
COM2
No
4
COM1
No
5
Sound
No
Note (1), Note (2)
6
FDC
No
7
LPT1
No
8
RTC
No
9
SCI
Yes
10
COM4
No
11
COM3
No
12 PS/2 Mouse
No
13
FPU
No
14
IDE0
No
Note (1), Note (5)
15
IDE1
No
Note (1), Note (5)
16
PIRQ[A]
For PCI
54
24 23BAppendix A: System Resource Allocation
Comment
Note (1)
Note (1)
Note (1), Note (2)
Note (1)
Note (1)
Note (3)
Note (1)
Note (1)
Note (1)
Note (1)
Note (1)
Comment
Note (1)
Note (1)
Note (1)
Note (1)
Note (3)
Note (1)
Note (1)
Note (1)
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