--- /dev/null
+/*
+ * Copyright © 2009 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#include "ao.h"
+
+void
+ao_gps_report(void)
+{
+ static __xdata struct ao_log_record gps_log;
+ static __xdata struct ao_telemetry_location gps_data;
+ static __xdata struct ao_telemetry_satellite gps_tracking_data;
+ uint8_t date_reported = 0;
+ uint8_t new;
+
+ for (;;) {
+ while ((new = ao_gps_new) == 0)
+ ao_sleep(&ao_gps_new);
+ ao_mutex_get(&ao_gps_mutex);
+ if (new & AO_GPS_NEW_DATA)
+ ao_xmemcpy(&gps_data, &ao_gps_data, sizeof (ao_gps_data));
+ if (new & AO_GPS_NEW_TRACKING)
+ ao_xmemcpy(&gps_tracking_data, &ao_gps_tracking_data, sizeof (ao_gps_tracking_data));
+ ao_gps_new = 0;
+ ao_mutex_put(&ao_gps_mutex);
+
+ if ((new & AO_GPS_NEW_DATA) && (gps_data.flags & AO_GPS_VALID)) {
+ gps_log.tick = ao_gps_tick;
+ gps_log.type = AO_LOG_GPS_TIME;
+ gps_log.u.gps_time.hour = gps_data.hour;
+ gps_log.u.gps_time.minute = gps_data.minute;
+ gps_log.u.gps_time.second = gps_data.second;
+ gps_log.u.gps_time.flags = gps_data.flags;
+ ao_log_data(&gps_log);
+ gps_log.type = AO_LOG_GPS_LAT;
+ gps_log.u.gps_latitude = gps_data.latitude;
+ ao_log_data(&gps_log);
+ gps_log.type = AO_LOG_GPS_LON;
+ gps_log.u.gps_longitude = gps_data.longitude;
+ ao_log_data(&gps_log);
+ gps_log.type = AO_LOG_GPS_ALT;
+ gps_log.u.gps_altitude.altitude = gps_data.altitude;
+ gps_log.u.gps_altitude.unused = 0xffff;
+ ao_log_data(&gps_log);
+ if (!date_reported && (gps_data.flags & AO_GPS_DATE_VALID)) {
+ gps_log.type = AO_LOG_GPS_DATE;
+ gps_log.u.gps_date.year = gps_data.year;
+ gps_log.u.gps_date.month = gps_data.month;
+ gps_log.u.gps_date.day = gps_data.day;
+ gps_log.u.gps_date.extra = 0;
+ date_reported = ao_log_data(&gps_log);
+ }
+ }
+ if (new & AO_GPS_NEW_TRACKING) {
+ uint8_t c, n;
+
+ if ((n = gps_tracking_data.channels) != 0) {
+ gps_log.type = AO_LOG_GPS_SAT;
+ for (c = 0; c < n; c++)
+ if ((gps_log.u.gps_sat.svid = gps_tracking_data.sats[c].svid))
+ {
+ gps_log.u.gps_sat.c_n = gps_tracking_data.sats[c].c_n_1;
+ ao_log_data(&gps_log);
+ }
+ }
+ }
+ }
+}
+
+__xdata struct ao_task ao_gps_report_task;
+
+void
+ao_gps_report_init(void)
+{
+ ao_add_task(&ao_gps_report_task, ao_gps_report, "gps_report");
+}