IBASE Technology MI997AF, User Manual

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MI997AF User’s Manual
B. Interrupt Request Lines (IRQ)
The following table shows the IRQ used by the devices on board.
Level Function
IRQ 0 System timer
IRQ 1 Standard PS/2 Keyboard
IRQ 3 Communications Port (COM2)
IRQ 4 Communications Port (COM1)
IRQ 5 Communications Port (COM3)
IRQ 6 Communications Port (COM4)
IRQ 12 Microsoft PS/2 Mouse
IRQ 14
Intel(R) Serial IO GPIO Host Controller -
INTC1055
IRQ 16 High Definition Audio Controller
IRQ 19
Intel(R) Active Management Technology -
SOL (COM14)
IRQ 256~IRQ 511 Microsoft ACPI-Compliant System
IRQ 4294967266 Intel(R) Management Engine Interface #1
IRQ 4294967267 Intel(R) Iris(R) Xe Graphics
IRQ 4294967268~78 Intel(R) Ethernet Controller I226-V #4
IRQ 4294967279~89 Intel(R) Ethernet Controller I226-LM #2
IRQ 4294967290
Intel(R) USB 3.10 eXtensible Host
Controller - 1.20 (Microsoft)
IRQ 4294967291
Intel(R) USB 3.20 eXtensible Host
Controller - 1.20 (Microsoft)
IRQ 4294967292 Standard SATA AHCI Controller
IRQ 4294967293 PCI Express Root Port
IRQ 4294967294 PCI Express Root Port