Apic mode – ADLINK Express-BE User Manual
Page 45
Express-BE
Page 45
6.4.2. APIC Mode
IRQ#
Typical Intterupt Resource
Connected to Pin
Available
0 Counter
0
N/A
No
1 Keyboard
controller
N/A
No
2 PCI
N/A
No
3
Serial Port 4 / PCI
IRQ3 via SERIRQ
Note (1)
4
Serial Port 3 / PCI
IRQ4 via SERIRQ
Note (1)
5
PCI
IRQ5 via SERIRQ
Note (1)
6
Floppy Drive Controller
IRQ6 via SERIRQ
No
7
PCI
IRQ7 via SERIRQ
Note (1)
8 Real-time
clock
N/A
No
9
ACPI-Compliant system
IRQ9 via SERIRQ
Note (1)
10
Serial Port 1
IRQ10 via SERIRQ
Note (1)
11
Serial Port 2
IRQ11 via SERIRQ
Note (1)
12
PS/2 Mouse / PCI
IRQ12 via SERIRQ
Note (1)
13 Math
Processor
N/A
No
14 N/A
N/A
Note
(1)
15 N/A
N/A
Note
(1)
16
N/A
HDA controller, AMD PCI-to-PCI Bridge#1
ATI PCI-to-PCI Bridge#1/2/3/4
Yes
17
N/A
EHCI USB Controller#0/1/2
Yes
18
N/A
AMD PCI-to-PCI Bridge#3,OHCI USB
Controller#0/1/2
Yes
19
N/A
HDA controller, AMD PCI-to-PCI Bridge#4
Yes
Note (1): These IRQs can be used for PCI devices when onboard device is disabled.