B&R 500 Series, User Manual

Page: 187 / 253

Software • BIOS options
Chapter 4
Software
Power Panel 500 User's Manual V 1.00 187
IRQ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NMI NONE
Real-time clock ●
Coprocessor (FPU) ●
Primary IDE channel ●
Secondary IDE channel ●
Table 124: IRQ interrupt assignments PIC Mode
1)
A
dvanced
C
onfiguration and
P
ower
I
nterface.
● ... Standard setting
○ ... Optional setting
1.11.4 Interrupt assignments in APIC mode
A total of 23 IRQs are available in the APIC mode (
A
dvanced
P
rogrammable
I
nterrupt
C
on-
troller). The activation of this option is only effective if it takes place before the operating system
is activated.
IRQ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NMINONE
System timer ●
Keyboard ●
IRQ cascade ●
COM1 (Serial port A) ○ ● ○ ○ ○ ○ ○
COM2 (Serial port B) ● ○ ○ ○ ○ ○ ○
ACPI
1)
●
Real-time clock ●
Coprocessor (FPU) ●
Primary IDE channel ●
Secondary IDE channel ●
PIRQ A
2)
●
PIRQ B
3)
●
PIRQ C
4)
●
PIRQ D
5)
●
PIRQ E
6)
●
PIRQ F
7)
●
PIRQ G
8)
●
PIRQ H
9)
●
Table 125: IRQ interrupt assignments in APIC mode
1) A dvanced C onfiguration and P ower I nterface.
2) PIRQ A: for IF board; GMA500 graphics controller, LPC, root port 1, Ethernet controller, USB client
3) PIRQ B: for IF board; root port 2
4) PIRQ C: for IF board
5) PIRQ D: for IF board; HDA audio
6) PIRQ E: UHCI host controller 0, SDIO 0 controller
7) PIRQ F: UHCI host controller 1, SDIO 1 controller
8) PIRQ G: UHCI host controller 2, SDIO 2 controller
9) PIRQ H: EHCI host controller
● ... Standard setting
○ ... Optional setting