UPDATE: Please refer to https://github.com/gartnera/headunit for the latest code. The source here is no longer current.
Unofficial port of Android Auto Headunit App to Mazda Connect CMU. The app makes extensive use of jni functions that were originally developed by Mike Reid as part of his Android app. The Mazda specific source code is under the /mazda folder.
See the Mazda3 Revolution thread for details.
(*) - Mazda and Mazda Connect are trademarks of Mazda NA
Android, Google Play, Google Maps, Google Play Music and Android Auto are trademarks of Google Inc.