altos: Shrink ao_add_task by rolling up a memset loop
[fw/altos] / src / ao_telemetry.c
index 024ac6f8a4021a68f56de65c38f28366cd9751c3..f45d2ab41b5cd592b72b95e15635c90773193dd0 100644 (file)
 #include "ao.h"
 #include "ao_product.h"
 
-__xdata uint16_t ao_telemetry_interval = 0;
+__xdata uint16_t ao_telemetry_interval;
+__xdata int8_t ao_telemetry_config_max;
+__xdata int8_t ao_telemetry_config_cur;
+#if HAS_GPS
+__xdata int8_t ao_telemetry_loc_cur;
+__xdata int8_t ao_telemetry_sat_cur;
+#endif
 __xdata uint8_t ao_rdf = 0;
 __xdata uint16_t ao_rdf_time;
 
@@ -37,13 +43,111 @@ __xdata uint16_t ao_rdf_time;
 #define AO_TELEMETRY_SENSOR    AO_TELEMETRY_SENSOR_TELENANO
 #endif
 
+static __xdata union ao_telemetry_all  telemetry;
+
+/* Send sensor packet */
+static void
+ao_send_sensor(void)
+{
+       uint8_t         sample;
+       sample = ao_sample_adc;
+                       
+       telemetry.generic.tick = ao_adc_ring[sample].tick;
+       telemetry.generic.type = AO_TELEMETRY_SENSOR;
+
+       telemetry.sensor.state = ao_flight_state;
+#if HAS_ACCEL
+       telemetry.sensor.accel = ao_adc_ring[sample].accel;
+#else
+       telemetry.sensor.accel = 0;
+#endif
+       telemetry.sensor.pres = ao_adc_ring[sample].pres;
+       telemetry.sensor.temp = ao_adc_ring[sample].temp;
+       telemetry.sensor.v_batt = ao_adc_ring[sample].v_batt;
+#if HAS_IGNITE
+       telemetry.sensor.sense_d = ao_adc_ring[sample].sense_d;
+       telemetry.sensor.sense_m = ao_adc_ring[sample].sense_m;
+#else
+       telemetry.sensor.sense_d = 0;
+       telemetry.sensor.sense_m = 0;
+#endif
+
+       telemetry.sensor.acceleration = ao_accel;
+       telemetry.sensor.speed = ao_speed;
+       telemetry.sensor.height = ao_height;
+
+       telemetry.sensor.ground_pres = ao_ground_pres;
+       telemetry.sensor.ground_accel = ao_ground_accel;
+       telemetry.sensor.accel_plus_g = ao_config.accel_plus_g;
+       telemetry.sensor.accel_minus_g = ao_config.accel_minus_g;
+
+       ao_radio_send(&telemetry, sizeof (telemetry));
+}
+
+static void
+ao_send_configuration(void)
+{
+       if (--ao_telemetry_config_cur <= 0)
+       {
+               telemetry.generic.type = AO_TELEMETRY_CONFIGURATION;
+               telemetry.configuration.device = AO_idProduct_NUMBER;
+               telemetry.configuration.flight = ao_flight_number;
+               telemetry.configuration.config_major = AO_CONFIG_MAJOR;
+               telemetry.configuration.config_minor = AO_CONFIG_MINOR;
+               telemetry.configuration.apogee_delay = ao_config.apogee_delay;
+               telemetry.configuration.main_deploy = ao_config.main_deploy;
+               telemetry.configuration.flight_log_max = ao_config.flight_log_max >> 10;
+               memcpy (telemetry.configuration.callsign,
+                       ao_config.callsign,
+                       AO_MAX_CALLSIGN);
+               memcpy (telemetry.configuration.version,
+                       ao_version,
+                       AO_MAX_VERSION);
+               ao_radio_send(&telemetry, sizeof (telemetry));
+               ao_telemetry_config_cur = ao_telemetry_config_max;
+       }
+}
+
+#if HAS_GPS
+static void
+ao_send_location(void)
+{
+       if (--ao_telemetry_loc_cur <= 0)
+       {
+               telemetry.generic.type = AO_TELEMETRY_LOCATION;
+               ao_mutex_get(&ao_gps_mutex);
+               memcpy(&telemetry.location.flags,
+                      &ao_gps_data.flags,
+                      26);
+               ao_mutex_put(&ao_gps_mutex);
+               ao_radio_send(&telemetry, sizeof (telemetry));
+               ao_telemetry_loc_cur = ao_telemetry_config_max;
+       }
+}
+
+static void
+ao_send_satellite(void)
+{
+       if (--ao_telemetry_sat_cur <= 0)
+       {
+               telemetry.generic.type = AO_TELEMETRY_SATELLITE;
+               ao_mutex_get(&ao_gps_mutex);
+               telemetry.satellite.channels = ao_gps_tracking_data.channels;
+               memcpy(&telemetry.satellite.sats,
+                      &ao_gps_tracking_data.sats,
+                      AO_MAX_GPS_TRACKING * sizeof (struct ao_telemetry_satellite_info));
+               ao_mutex_put(&ao_gps_mutex);
+               ao_radio_send(&telemetry, sizeof (telemetry));
+               ao_telemetry_sat_cur = ao_telemetry_config_max;
+       }
+}
+#endif
+
 void
 ao_telemetry(void)
 {
        uint16_t        time;
        int16_t         delay;
-       static __xdata union ao_telemetry_all   telemetry;
-       uint8_t         sample;
 
        ao_config_get();
        while (!ao_flight_number)
@@ -56,54 +160,13 @@ ao_telemetry(void)
                time = ao_rdf_time = ao_time();
                while (ao_telemetry_interval) {
 
-                       /* Send sensor packet */
-                       sample = ao_sample_adc;
-                       
-                       telemetry.generic.tick = ao_adc_ring[sample].tick;
-                       telemetry.generic.type = AO_TELEMETRY_SENSOR;
 
-                       telemetry.sensor.state = ao_flight_state;
-#if HAS_ACCEL
-                       telemetry.sensor.accel = ao_adc_ring[sample].accel;
-#else
-                       telemetry.sensor.accel = 0;
-#endif
-                       telemetry.sensor.pres = ao_adc_ring[sample].pres;
-                       telemetry.sensor.temp = ao_adc_ring[sample].temp;
-                       telemetry.sensor.v_batt = ao_adc_ring[sample].v_batt;
-#if HAS_IGNITE
-                       telemetry.sensor.sense_d = ao_adc_ring[sample].sense_d;
-                       telemetry.sensor.sense_m = ao_adc_ring[sample].sense_m;
-#else
-                       telemetry.sensor.sense_d = 0;
-                       telemetry.sensor.sense_m = 0;
+                       ao_send_sensor();
+                       ao_send_configuration();
+#if HAS_GPS
+                       ao_send_location();
+                       ao_send_satellite();
 #endif
-
-                       telemetry.sensor.acceleration = ao_accel;
-                       telemetry.sensor.speed = ao_speed;
-                       telemetry.sensor.height = ao_height;
-
-                       telemetry.sensor.ground_pres = ao_ground_pres;
-                       telemetry.sensor.ground_accel = ao_ground_accel;
-                       telemetry.sensor.accel_plus_g = ao_config.accel_plus_g;
-                       telemetry.sensor.accel_minus_g = ao_config.accel_minus_g;
-
-                       ao_radio_send(&telemetry, sizeof (telemetry));
-
-                       telemetry.generic.type = AO_TELEMETRY_CONFIGURATION;
-                       telemetry.configuration.device = AO_idProduct_NUMBER;
-                       telemetry.configuration.flight = ao_flight_number;
-                       telemetry.configuration.config_major = AO_CONFIG_MAJOR;
-                       telemetry.configuration.config_minor = AO_CONFIG_MINOR;
-                       telemetry.configuration.main_deploy = ao_config.main_deploy;
-                       telemetry.configuration.flight_log_max = ao_config.flight_log_max;
-                       memcpy (telemetry.configuration.callsign,
-                               ao_config.callsign,
-                               AO_MAX_CALLSIGN);
-                       memcpy (telemetry.configuration.version,
-                               ao_version,
-                               AO_MAX_VERSION);
-
                        if (ao_rdf &&
                            (int16_t) (ao_time() - ao_rdf_time) >= 0)
                        {
@@ -124,6 +187,16 @@ void
 ao_telemetry_set_interval(uint16_t interval)
 {
        ao_telemetry_interval = interval;
+       ao_telemetry_config_max = AO_SEC_TO_TICKS(1) / interval;
+       ao_telemetry_config_cur = 0;
+#if HAS_GPS
+       ao_telemetry_loc_cur = 0;
+       if (ao_telemetry_config_max - 1 > ao_telemetry_loc_cur)
+               ao_telemetry_loc_cur++;
+       ao_telemetry_sat_cur = ao_telemetry_loc_cur;
+       if (ao_telemetry_config_max - 1 > ao_telemetry_sat_cur)
+               ao_telemetry_sat_cur++;
+#endif
        ao_wakeup(&ao_telemetry_interval);
 }