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   1 /*
   2  * Copyright © 2009 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 #include "ao.h"
  19 #include "ao_log.h"
  20
  21 void
  22 ao_gps_report_metrum(void)
  23 {
  24         static __xdata struct ao_log_metrum             gps_log;
  25         static __xdata struct ao_telemetry_location     gps_data;
  26         uint8_t date_reported = 0;
  27
  28         for (;;) {
  29                 ao_sleep(&ao_gps_data);
  30                 ao_mutex_get(&ao_gps_mutex);
  31                 ao_xmemcpy(&gps_data, &ao_gps_data, sizeof (ao_gps_data));
  32                 ao_mutex_put(&ao_gps_mutex);
  33
  34                 if (!(gps_data.flags & AO_GPS_VALID))
  35                         continue;
  36
  37                 gps_log.tick = ao_gps_tick;
  38                 gps_log.type = AO_LOG_GPS_POS;
  39                 gps_log.u.gps.latitude = gps_data.latitude;
  40                 gps_log.u.gps.longitude = gps_data.longitude;
  41                 gps_log.u.gps.altitude = gps_data.altitude;
  42                 ao_log_metrum(&gps_log);
  43
  44                 gps_log.type = AO_LOG_GPS_TIME;
  45                 gps_log.u.gps_time.hour = gps_data.hour;
  46                 gps_log.u.gps_time.minute = gps_data.minute;
  47                 gps_log.u.gps_time.second = gps_data.second;
  48                 gps_log.u.gps_time.flags = gps_data.flags;
  49                 gps_log.u.gps_time.year = gps_data.year;
  50                 gps_log.u.gps_time.month = gps_data.month;
  51                 gps_log.u.gps_time.day = gps_data.day;
  52                 ao_log_metrum(&gps_log);
  53         }
  54 }
  55
  56 void
  57 ao_gps_tracking_report_metrum(void)
  58 {
  59         static __xdata struct ao_log_metrum             gps_log;
  60         static __xdata struct ao_telemetry_satellite    gps_tracking_data;
  61         uint8_t c, n, i, p, valid, packets;
  62         uint8_t svid;
  63
  64         for (;;) {
  65                 ao_sleep(&ao_gps_tracking_data);
  66                 ao_mutex_get(&ao_gps_mutex);
  67                 ao_xmemcpy(&gps_tracking_data, &ao_gps_tracking_data, sizeof (ao_gps_tracking_data));
  68                 ao_mutex_put(&ao_gps_mutex);
  69
  70                 if (!(n = gps_tracking_data.channels))
  71                         continue;
  72
  73                 gps_log.type = AO_LOG_GPS_SAT;
  74                 gps_log.tick = ao_gps_tick;
  75                 i = 0;
  76                 for (c = 0; c < n; c++) {
  77                         svid = gps_tracking_data.sats[c].svid;
  78                         if (svid != 0) {
  79                                 if (i == 4) {
  80                                         gps_log.u.gps_sat.channels = i;
  81                                         gps_log.u.gps_sat.more = 1;
  82                                         ao_log_metrum(&gps_log);
  83                                         i = 0;
  84                                 }
  85                                 gps_log.u.gps_sat.sats[i].svid = svid;
  86                                 gps_log.u.gps_sat.sats[i].c_n = gps_tracking_data.sats[c].c_n_1;
  87                                 i++;
  88                         }
  89                 }
  90                 if (i) {
  91                         gps_log.u.gps_sat.channels = i;
  92                         gps_log.u.gps_sat.more = 0;
  93                         ao_log_metrum(&gps_log);
  94                 }
  95         }
  96 }
  97
  98 __xdata struct ao_task ao_gps_report_metrum_task;
  99 __xdata struct ao_task ao_gps_tracking_report_metrum_task;
 100
 101 void
 102 ao_gps_report_metrum_init(void)
 103 {
 104         ao_add_task(&ao_gps_report_metrum_task,
 105                     ao_gps_report_metrum,
 106                     "gps_report");
 107         ao_add_task(&ao_gps_tracking_report_metrum_task,
 108                     ao_gps_tracking_report_metrum,
 109                     "gps_tracking_report");
 110 }