IBASE Technology MI988, Руководство пользователя, Страница: 63 / 71

Appendix
MI988
User’s Manual
55
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 4294967292 PCI Express Root Port
IRQ 0 High precision event timer
IRQ 0 System timer
IRQ 8 High precision event timer
IRQ 7 AMD GPIO Controller
IRQ 4294967272 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967271 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967270 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967269 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967268 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967267 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967266 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4294967265 AMD USB 3.10 eXtensible Host Controller
- 1.10 (Microsoft)
IRQ 4 Communications Port (COM1)
IRQ 3 Communications Port (COM2)
IRQ 5 Communications Port (COM3)
IRQ 5 Communications Port (COM4)
IRQ 6 Communications Port (COM5)
IRQ 6 Communications Port (COM6)
IRQ 53 High Definition Audio Controller