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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 #include <ao_flight.h>
  20 #include <ao_sample.h>
  21
  22 __code uint8_t ao_log_format = AO_LOG_FORMAT_TELEMETRY;
  23
  24 static __data uint8_t                   ao_log_monitor_pos;
  25 __pdata enum ao_flight_state            ao_flight_state;
  26 __xdata int16_t                         ao_max_height;  /* max of ao_height */
  27 __pdata int16_t                         sense_d, sense_m;
  28 __pdata uint8_t                         ao_igniter_present;
  29
  30 static void
  31 ao_log_telem_track() {
  32         if (ao_monitoring == sizeof (union ao_telemetry_all)) {
  33                 switch (ao_log_single_write_data.telemetry.generic.type) {
  34                 case AO_TELEMETRY_SENSOR_TELEMETRUM:
  35                 case AO_TELEMETRY_SENSOR_TELEMINI:
  36                         /* fall through ... */
  37                 case AO_TELEMETRY_SENSOR_TELENANO:
  38                         if (ao_log_single_write_data.telemetry.generic.type == AO_TELEMETRY_SENSOR_TELENANO) {
  39                                 ao_igniter_present = 0;
  40                         } else {
  41                                 sense_d = ao_log_single_write_data.telemetry.sensor.sense_d;
  42                                 sense_m = ao_log_single_write_data.telemetry.sensor.sense_m;
  43                                 ao_igniter_present = 1;
  44                         }
  45                         if (ao_log_single_write_data.telemetry.sensor.height > ao_max_height) {
  46                                 ao_max_height = ao_log_single_write_data.telemetry.sensor.height;
  47                         }
  48                         if (ao_log_single_write_data.telemetry.sensor.state != ao_flight_state) {
  49                                 ao_flight_state = ao_log_single_write_data.telemetry.sensor.state;
  50                                 if (ao_flight_state == ao_flight_pad)
  51                                         ao_max_height = 0;
  52                                 ao_wakeup(DATA_TO_XDATA(&ao_flight_state));
  53                         }
  54                 }
  55         }
  56 }
  57
  58 enum ao_igniter_status
  59 ao_igniter_status(enum ao_igniter igniter)
  60 {
  61         int16_t value;
  62
  63         switch (igniter) {
  64         case ao_igniter_drogue:
  65                 value = sense_d;
  66                 break;
  67         case ao_igniter_main:
  68                 value = sense_m;
  69                 break;
  70         default:
  71                 value = 0;
  72                 break;
  73         }
  74         if (value < AO_IGNITER_OPEN)
  75                 return ao_igniter_open;
  76         else if (value > AO_IGNITER_CLOSED)
  77                 return ao_igniter_ready;
  78         else
  79                 return ao_igniter_unknown;
  80 }
  81
  82 void
  83 ao_log_single(void)
  84 {
  85         ao_storage_setup();
  86
  87         /* This can take a while, so let the rest
  88          * of the system finish booting before we start
  89          */
  90         ao_delay(AO_SEC_TO_TICKS(2));
  91
  92         ao_log_running = 1;
  93         ao_log_single_restart();
  94         ao_flight_state = ao_flight_startup;
  95         ao_monitor_set(sizeof(struct ao_telemetry_generic));
  96
  97         for (;;) {
  98                 while (!ao_log_running)
  99                         ao_sleep(&ao_log_running);
 100
 101                 ao_log_monitor_pos = ao_monitor_head;
 102                 while (ao_log_running) {
 103                         /* Write samples to EEPROM */
 104                         while (ao_log_monitor_pos != ao_monitor_head) {
 105                                 ao_xmemcpy(&ao_log_single_write_data.telemetry,
 106                                            &ao_monitor_ring[ao_log_monitor_pos],
 107                                            AO_LOG_SINGLE_SIZE);
 108                                 ao_log_single_write();
 109                                 ao_log_monitor_pos = ao_monitor_ring_next(ao_log_monitor_pos);
 110                                 ao_log_telem_track();
 111                         }
 112                         /* Wait for more telemetry data to arrive */
 113                         ao_sleep(DATA_TO_XDATA(&ao_monitor_head));
 114                 }
 115         }
 116 }
 117
 118 void
 119 ao_log_single_list(void)
 120 {
 121         if (ao_log_current_pos != 0)
 122                 printf("flight 1 start %x end %x\n",
 123                        0,
 124                        (uint16_t) ((ao_log_current_pos + 0xff) >> 8));
 125         printf ("done\n");
 126 }
 127
 128 void
 129 ao_log_single_extra_query(void)
 130 {
 131 }