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IB952 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 0
High precision event timer
IRQ 0
System timer
IRQ 8
High precision event timer
IRQ 7
AMD GPIO Controller
IRQ 4294967290
Standard SATA AHCI Controller
IRQ 4294967272~79
AMD USB 3.10 eXtensible Host
Controller - 1.10 (Microsoft)
IRQ 4294967268~71
AMD Radeon(TM) Graphics
IRQ 4294967280~87
AMD USB 3.10 eXtensible Host
Controller - 1.10 (Microsoft)
IRQ 4
Communications Port (COM1)
IRQ 3
Communications Port (COM2)
IRQ 4294967288~89
AMD PSP 10.0 Device
IRQ 39
AMD Audio CoProcessor
IRQ 39
High Definition Audio Controller
IRQ 55~204
Microsoft ACPI-Compliant System
IRQ 256~511
Microsoft ACPI-Compliant System
IRQ 1024
Trusted Platform Module 2.0
IRQ 37
AMD Sensor Fusion Hub
IRQ 36
High Definition Audio Controller
IRQ 4294967291~94
PCI Express Root Port
Summary of Contents for IB952 Series
Page 1: ...IB952 Series AMD V2000 3 5 Disk Size SBC User s Manual Version 1 0 August 2021...
Page 12: ...6 IB952 User s Manual 1 6 Block Diagram...
Page 15: ...General Information IB952 User s Manual 9 1 Dimensions...
Page 16: ...10 IB952 User s Manual THIS PAGE IS INTENTIONALLY LEFT BLANK...
Page 20: ...14 IB952 User s Manual 2 3 Jumper Connector Locations on IB952...
Page 36: ...30 IB952 User s Manual THIS PAGE IS INTENTIONALLY LEFT BLANK...
Page 52: ...46 IB952 User s Manual Serial Port 2 Configuration...
Page 54: ...48 IB952 User s Manual 4 4 6 CPU Configuration...
Page 55: ...BIOS Setup IB952 User s Manual 49 4 4 4 7 IDE Configuration...
Page 56: ...50 IB952 User s Manual 4 4 8 AMI Graphic Output Protocol Policy...
Page 59: ...BIOS Setup IB952 User s Manual 53 4 4 4 11 NVMe Configuration...
Page 60: ...54 IB952 User s Manual 4 4 12 AMD CBS...
Page 66: ...60 IB952 User s Manual THIS PAGE IS INTENTIONALLY LEFT BLANK...