altos: support storage of multiple flights.

This adds the logging support for dealing with multiple flights

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/src/ao.h b/src/ao.h
index a5890d47..ad02a829 100644
--- a/src/ao.h
+++ b/src/ao.h
@@ -624,6 +624,10 @@ ao_log_init(void);
 void
 ao_log_write_erase(uint8_t pos);
 
+/* Returns true if there are any logs stored in eeprom */
+uint8_t
+ao_log_present(void);
+
 /*
  * ao_flight.c
  */