Add option to build Ada debugging code

Ada knows a pragma `Debug` that is used to exclude procedure calls from
a release build. The new option `DEBUG_ADA_CODE` enables those procedure
calls.

Change-Id: Id5298e5819606c3d1cf2a2a1cd4f1d5d1227aa4f
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/16943
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
2 files changed