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   1 /*
   2  * Copyright © 2011 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
  20 __code uint8_t ao_log_format = AO_LOG_FORMAT_TELEMETRY;
  21
  22 static __data uint8_t                   ao_log_monitor_pos;
  23 __pdata enum ao_flight_state            ao_flight_state;
  24 __pdata int16_t                         ao_max_height;  /* max of ao_height */
  25 __pdata int16_t                         sense_d, sense_m;
  26 __pdata uint8_t                         ao_igniter_present;
  27
  28 static void
  29 ao_log_telem_track() {
  30         if (ao_monitoring == sizeof (union ao_telemetry_all)) {
  31                 switch (ao_log_single_write_data.telemetry.generic.type) {
  32                 case AO_TELEMETRY_SENSOR_TELEMETRUM:
  33                 case AO_TELEMETRY_SENSOR_TELEMINI:
  34                         /* fall through ... */
  35                 case AO_TELEMETRY_SENSOR_TELENANO:
  36                         if (ao_log_single_write_data.telemetry.generic.type == AO_TELEMETRY_SENSOR_TELENANO) {
  37                                 ao_igniter_present = 0;
  38                         } else {
  39                                 sense_d = ao_log_single_write_data.telemetry.sensor.sense_d;
  40                                 sense_m = ao_log_single_write_data.telemetry.sensor.sense_m;
  41                                 ao_igniter_present = 1;
  42                         }
  43                         if (ao_log_single_write_data.telemetry.sensor.height > ao_max_height) {
  44                                 ao_max_height = ao_log_single_write_data.telemetry.sensor.height;
  45                         }
  46                         if (ao_log_single_write_data.telemetry.sensor.state != ao_flight_state) {
  47                                 ao_flight_state = ao_log_single_write_data.telemetry.sensor.state;
  48                                 if (ao_flight_state == ao_flight_pad)
  49                                         ao_max_height = 0;
  50                                 ao_wakeup(DATA_TO_XDATA(&ao_flight_state));
  51                         }
  52                 }
  53         }
  54 }
  55
  56 enum ao_igniter_status
  57 ao_igniter_status(enum ao_igniter igniter)
  58 {
  59         int16_t value;
  60
  61         switch (igniter) {
  62         case ao_igniter_drogue:
  63                 value = sense_d;
  64                 break;
  65         case ao_igniter_main:
  66                 value = sense_m;
  67                 break;
  68         default:
  69                 value = 0;
  70                 break;
  71         }
  72         if (value < AO_IGNITER_OPEN)
  73                 return ao_igniter_open;
  74         else if (value > AO_IGNITER_CLOSED)
  75                 return ao_igniter_ready;
  76         else
  77                 return ao_igniter_unknown;
  78 }
  79
  80 void
  81 ao_log_single(void)
  82 {
  83         ao_storage_setup();
  84
  85         /* This can take a while, so let the rest
  86          * of the system finish booting before we start
  87          */
  88         ao_delay(AO_SEC_TO_TICKS(2));
  89
  90         ao_log_running = 1;
  91         ao_log_single_restart();
  92         ao_flight_state = ao_flight_startup;
  93         ao_monitor_set(sizeof(struct ao_telemetry_generic));
  94
  95         for (;;) {
  96                 while (!ao_log_running)
  97                         ao_sleep(&ao_log_running);
  98
  99                 ao_log_monitor_pos = ao_monitor_head;
 100                 while (ao_log_running) {
 101                         /* Write samples to EEPROM */
 102                         while (ao_log_monitor_pos != ao_monitor_head) {
 103                                 memcpy(&ao_log_single_write_data.telemetry,
 104                                        &ao_monitor_ring[ao_log_monitor_pos],
 105                                        AO_LOG_SINGLE_SIZE);
 106                                 ao_log_single_write();
 107                                 ao_log_monitor_pos = ao_monitor_ring_next(ao_log_monitor_pos);
 108                                 ao_log_telem_track();
 109                         }
 110                         /* Wait for more telemetry data to arrive */
 111                         ao_sleep(DATA_TO_XDATA(&ao_monitor_head));
 112                 }
 113         }
 114 }
 115
 116 void
 117 ao_log_single_list(void)
 118 {
 119         if (ao_log_current_pos != 0)
 120                 printf("flight 1 start %x end %x\n",
 121                        0,
 122                        (uint16_t) ((ao_log_current_pos + 0xff) >> 8));
 123         printf ("done\n");
 124 }
 125
 126 void
 127 ao_log_single_extra_query(void)
 128 {
 129 }