5 system resources, 1 interrupt request (irq) lines, System resources – Kontron COMe-bIP2 User Manual
Page 56: Interrupt request (irq) lines, Come-bip2 / system resources
COMe-bIP2 / System Resources
5 System Resources
5.1
Interrupt Request (IRQ) Lines
IRQ #
Used For
Available
Comment
0
Timer0
No
-
1
Keyboard
No
-
2
Cascade
No
-
3
COM2
No
Type2: External SIO COM2, Type6: onboard COM2
4
COM1
No
Type2: External SIO COM1, Type6: onboard COM1
5
COM3
Note(4)
Type2: not used, Type6: External SIO COM1
6
-
Yes
-
7
SIO LPT
No
-
8
RTC
No
-
9
ACPI
No
-
10
COM4
Note(4)
Type2: not used, Type6: External SIO COM2
11
SMBus
No
-
12
PS/2 Mouse
No
-
13
FPU
No
-
14
-
Yes
-
15
-
Yes
-
16
LNK A
No
PCIe RP 0 + PCIe RP 4 + USB EHCI#1 + Intel ME +
I.G.D.; Note(3)
17
LNK B
No
PCIe2Pata (Type2 only) + PCIe RP 1 + PCIe RP 5;
Note(3)
18
LNK C
No
PCIe2PCI (Type2 only) + PCIe RP 2 + PCIe RP 6;
Note(3)
19
LNK D
No
PCIe RP 3 + SATA AHCI; Note(3)
20
LNK E
No
Note(3)
21
LNK F
No
Note(3)
22
LNK G
No
Note(3)
23
LNK H
No
USB EHCI#2
(1) If the “Used For” device is disabled in setup, the corresponding interrupt is available
for other device.
(2) Not available if ACPI is used
(3) ACPI OS decides on particular IRQ usage
(4) Depends on system configuration (onboard COM Port support and external SIO
presence)
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