add the dma interface code

This is mostly copied from what Austin wrote.

Change-Id: I06a5f2323ec2d39ca6f1a3eaac6f4d129de84a3c
5 files changed
tree: b79d39d31142c2a2e2144562c6d9000d313683b6
  1. aos/
  2. doc/
  3. frc971/
  4. output/
  5. vision/
  6. .clang-format
  7. .gitignore
  8. README.txt