IBASE Technology IB838 Series, Руководство пользователя

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74 IB838 Series
User’s Manual
B. Interrupt Request Lines (IRQ)
Peripheral devices use interrupt request lines to notify CPU for the service
required. The following table shows the IRQ used by the devices on board.
Level Function
IRQ 4294967291
Intel(R) USB 3.20 eXtensible Host Controller - 1.20
(Microsoft)
IRQ 4294967294 PCI Express Root Port #7 - 54BE
IRQ 4294967278 Intel(R) Management Engine Interface #1
IRQ 4294967285~89 Intel(R) Ethernet Controller I226-V #6
IRQ 4294967280~84 Intel(R) Ethernet Controller I226-V #7
IRQ 4 Communications Port (COM1)
IRQ 3 Communications Port (COM2)
IRQ 5 Communications Port (COM3)
IRQ 6 Communications Port (COM4)
IRQ 19 High Definition Audio Controller
IRQ 4294967279 Intel(R) UHD Graphics
IRQ 16 Intel(R) Serial IO UART Host Controller - 54A8
IRQ 55~204 Microsoft ACPI-Compliant System
IRQ 256~511 Microsoft ACPI-Compliant System
IRQ 4294967292 Standard SATA AHCI Controller
IRQ 4294967290
Intel(R) USB 3.10 eXtensible Host Controller - 1.20
(Microsoft)
IRQ 0 System timer
IRQ 14 Intel(R) Serial IO GPIO Host Controller - INTC1057
IRQ 1 Standard PS/2 Keyboard
IRQ 12 Microsoft PS/2 Mouse
IRQ 4294967293 PCI Express Root Port #9 - 54B0
IRQ 4294967291
Intel(R) USB 3.20 eXtensible Host Controller - 1.20
(Microsoft)
IRQ 4294967294 PCI Express Root Port #7 - 54BE
IRQ 4294967278 Intel(R) Management Engine Interface #1