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Colibri T20 Interrupts

 
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Article updated at 28 Oct 2017
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The Colibri T20 features the following interrupt sources that can be mapped using

RequestSysInterrupt()


Interrupt#Interrupt Source DeviceInterrupt Source Details
000 - 015Cortex-A9Software Generated Interrupts (SGI)
027Cortex-A9Global Timer, PPI(0)
028Cortex-A9Legacy nFIQ, PPI(1)
029Cortex-A9Private timer, PPI(2)
030Cortex-A9Watchdog timers, PPI(3)
031Cortex-A9Legacy nIRQ, PPI(4)
032 - 063Primary Interrupt ControllerBits 0 - 31
064 - 095Second Interrupt ControllerBits 0 - 31
096 - 127Third Interrupt ControllerBits 0 - 31
128 - 159Fourth Interrupt ControllerBits 0 - 31

More Information on interrupts 0-31 can be found in ARM's Cortec A9 Reference Manual.

More information on interrupts 32 and higher can be found in the Nvidia T20 Technical Reference Manual.