The Colibri T20 features the following interrupt sources that can be mapped using
RequestSysInterrupt()
| Interrupt# | Interrupt Source Device | Interrupt Source Details |
|---|---|---|
| 000 - 015 | Cortex-A9 | Software Generated Interrupts (SGI) |
| 027 | Cortex-A9 | Global Timer, PPI(0) |
| 028 | Cortex-A9 | Legacy nFIQ, PPI(1) |
| 029 | Cortex-A9 | Private timer, PPI(2) |
| 030 | Cortex-A9 | Watchdog timers, PPI(3) |
| 031 | Cortex-A9 | Legacy nIRQ, PPI(4) |
| 032 - 063 | Primary Interrupt Controller | Bits 0 - 31 |
| 064 - 095 | Second Interrupt Controller | Bits 0 - 31 |
| 096 - 127 | Third Interrupt Controller | Bits 0 - 31 |
| 128 - 159 | Fourth Interrupt Controller | Bits 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.
