altos: Extend GPS altitudes to at least 24 bits everywhere

[fw/altos] / src / test / ao_gps_test_ublox.c

diff --git a/src/test/ao_gps_test_ublox.c b/src/test/ao_gps_test_ublox.c
index 4eb4b837d6db7951b947041720f2cba742c62a7f..5ea205d66792fd1e6ce4391cb516a24e6d764859 100644 (file)
--- a/src/test/ao_gps_test_ublox.c
+++ b/src/test/ao_gps_test_ublox.c
@@ -16,6 +16,7 @@
  */
 
 #define AO_GPS_TEST
+#define HAS_GPS        1
 #include "ao_host.h"
 #include <termios.h>
 #include <errno.h>
@@ -44,7 +45,7 @@ struct ao_telemetry_location {
        uint8_t                 flags;
        int32_t                 latitude;       /* degrees * 10⁷ */
        int32_t                 longitude;      /* degrees * 10⁷ */
-       int16_t                 altitude;       /* m */
+       int16_t                 altitude_low;   /* m */
        uint16_t                ground_speed;   /* cm/s */
        uint8_t                 course;         /* degrees / 2 */
        uint8_t                 pdop;           /* * 5 */
@@ -53,8 +54,14 @@ struct ao_telemetry_location {
        int16_t                 climb_rate;     /* cm/s */
        uint16_t                h_error;        /* m */
        uint16_t                v_error;        /* m */
+       int16_t                 altitude_high;  /* m */
 };
 
+typedef int32_t                gps_alt_t;
+#define AO_TELEMETRY_LOCATION_ALTITUDE(l)      (((gps_alt_t) (l)->altitude_high << 16) | ((l)->altitude_low))
+#define AO_TELEMETRY_LOCATION_SET_ALTITUDE(l,a) (((l)->altitude_high = (a) >> 16), \
+                                                ((l)->altitude_low = (a)))
+
 #define UBLOX_SAT_STATE_ACQUIRED               (1 << 0)
 #define UBLOX_SAT_STATE_CARRIER_PHASE_VALID    (1 << 1)
 #define UBLOX_SAT_BIT_SYNC_COMPLETE            (1 << 2)