Commell FS-975M, User Manual

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FS-975M Use’s Manual Appendix
System Resources
42
C.3 < System IRQ and DMA Resources >
C.3.1 < IRQ >
IRQ Number Device
0 System Clock
1 Standard 101/102-Key or Microsoft Natural Keyboard
2 Programmable Interrupt Controller
3 Communication Port (COM2)
4 Communication Port (COM1)
5 Intel(R) 82801BA/BAM USB Universal Host Controller - 2444
5 ACPI IRQ Holder for PCI IRQ Steering
6 Standard Floppy Controller
7 Printer Port (LPT1)
8 System CMOS/ Real Time Clock
9 Intel(R) 82801BA/BAM USB Universal Host Controller - 2442
9 ACPI IRQ Holder for PCI IRQ Steering
9 SCI IRQ used by ACPI bus
10 Intel(R) 82801BA/BAM SMBus Controller - 2443
10 Intel(R) GD82559ER PCI Adapter
10 ACPI IRQ Holder for PCI IRQ Steering
11 Intel(R) PRO/100 VE Desktop Adapter
11 ACPI IRQ Holder for PCI IRQ Steering
12 PS/2 Compatible Port
13 Numeric Data Processor
14 Primary IDE controller (dual fifo)
14 Intel(R) 82801BA Ultra ATA Storage Controller - 244B
15 Secondary IDE controller (dual fifo)
15 Intel(R) 82801BA Ultra ATA Storage Controller - 244B
C.3.2 < DMA >
Channel Device
0 (free)
1 (free)
2 Standard Floppy Disk Controller
3 (free)
4 Direct Memory Access Controller
5 (free)
6 (free)
7 (free)