Linux and software for avionics systems

Guest columnist Chip Downing, aerospace & defence industry specialist at Wind River has presented his user guide to the software hurdles facing avionics systems designers…

According to Downing, one of the biggest challenges in supplying software to the aerospace and defense market is that each vertical application segment within this market has very different requirements that are very difficult to achieve and maintain.

He identifies several software hurdles facing engineers: Software Communications Architecture (SCA), POSIX, Linux, safety, security and multicore processors/virtualization.

He begins:

The next generation of communications, both in the military and commercial space, will be based upon a concept called software defined radio (SDR). This technology extends the use of military radios and enables communications to take advantage of new waveforms and adapt to the local infrastructure without modifying hardware systems.

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