Interrupt Assignments In Apic Mode - B&R Industries MAPPC900-ENG User Manual

Software • BIOS options

1.9.4 Interrupt assignments in APIC mode

A total of 23 IRQs are available in APIC (Advanced Programmable Interrupt Controller) mode. Enabling this option
is only effective if done before the Windows operating system is installed.
IRQ
System timer
Keyboard
IRQ cascade
COMA (COM1)
COMB (COM2)
ACPI
1)
Real-time clock
Coprocessor (FPU)
Primary IDE channel
Secondary IDE channel
COMC (SDL onboard)
COME (IF Option 1 /
I/O board 1)
B&R
COMF (IF Option 2 /
I/O board 2)
CAN
PIRQ A
2)
PIRQ B
3)
PIRQ C
4)
PIRQ D
5)
PIRQ E
6)
PIRQ F
7)
PIRQ G
8)
PIRQ H
9)
1) Advanced Configuration and Power Interface.
2) PIRQ A: For PCIe; PEG 0/1/2, PCI Express root port 0, VGA controller, PCI Express root port 4 (ETH2)
3) PIRQ B: For PCIe; PCI Express root port 1, PCI Express root port 5
4) PIRQ C: For PCIe; PCI Express root port 2, SRAM
5) PIRQ D: For PCIe; PCI Express root port 3, PCIe to PCI bridge
6) PIRQ E: For PCIe; onboard gigabit LAN controller (ETH1)
7) PIRQ F: For PCIe; EHCI host controller 2, serial ATA controller 1, serial ATA controller 2
8) PIRQ G: For PCIe; Intel High Definition Audio controller, SMBus controller
9) PIRQ H: For PCIe; EHCI host controller 1, XHCI host controller
● ... Default setting
○ ... Optional setting
232
0 1 2 3 4 5 6 7
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Table 217: IRQ interrupt assignments in APIC mode
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NONE
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Panel PC 900 User's Manual V1.05