The default Audrey image boots using the following process:

Configure and start QNX

Run /kojak/go

Create /data and /temp

Set environment variables

Set screen contrast from /config/Contrast_level using gpio

Detect a warm boot using gpio

Turn on the display using gpio

Call /kojak/boot.sh

Run /kojak/pmem2

Run res

/kojak/boot.sh sets up the channels

What is pmem2?

Res is the operating environment