git.gag.com Git - fw/altos/blob - src/core/ao_log_telescience.c

   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_product.h"
  20
  21 static uint8_t  ao_log_adc_pos;
  22
  23 __code uint8_t ao_log_format = AO_LOG_FORMAT_TELESCIENCE;
  24
  25 static void
  26 ao_log_telescience_csum(void) __reentrant
  27 {
  28         __xdata uint8_t *b = ao_log_single_write_data.bytes;
  29         uint8_t sum = 0x5a;
  30         uint8_t i;
  31
  32         ao_log_single_write_data.telescience.csum = 0;
  33         for (i = 0; i < sizeof (struct ao_log_telescience); i++)
  34                 sum += *b++;
  35         ao_log_single_write_data.telescience.csum = -sum;
  36 }
  37
  38 void
  39 ao_log_single(void)
  40 {
  41         ao_storage_setup();
  42
  43         /* This can take a while, so let the rest
  44          * of the system finish booting before we start
  45          */
  46         ao_delay(AO_SEC_TO_TICKS(10));
  47
  48         ao_log_single_restart();
  49         for (;;) {
  50                 while (!ao_log_running)
  51                         ao_sleep(&ao_log_running);
  52
  53                 ao_log_start_pos = ao_log_current_pos;
  54                 ao_log_single_write_data.telescience.type = AO_LOG_TELESCIENCE_START;
  55                 ao_log_single_write_data.telescience.tick = ao_time();
  56                 ao_log_single_write_data.telescience.adc[0] = ao_companion_command.serial;
  57                 ao_log_single_write_data.telescience.adc[1] = ao_companion_command.flight;
  58                 ao_log_telescience_csum();
  59                 ao_log_single_write();
  60                 /* Write the whole contents of the ring to the log
  61                  * when starting up.
  62                  */
  63                 ao_log_adc_pos = ao_adc_ring_next(ao_adc_head);
  64                 ao_log_single_write_data.telescience.type = AO_LOG_TELESCIENCE_DATA;
  65                 while (ao_log_running) {
  66                         /* Write samples to EEPROM */
  67                         while (ao_log_adc_pos != ao_adc_head) {
  68                                 ao_log_single_write_data.telescience.tick = ao_adc_ring[ao_log_adc_pos].tick;
  69                                 memcpy(&ao_log_single_write_data.telescience.adc, (void *) ao_adc_ring[ao_log_adc_pos].adc,
  70                                        AO_LOG_TELESCIENCE_NUM_ADC * sizeof (uint16_t));
  71                                 ao_log_telescience_csum();
  72                                 ao_log_single_write();
  73                                 ao_log_adc_pos = ao_adc_ring_next(ao_log_adc_pos);
  74                         }
  75                         /* Wait for more ADC data to arrive */
  76                         ao_sleep((void *) &ao_adc_head);
  77                 }
  78                 memset(&ao_log_single_write_data.telescience.adc, '\0', sizeof (ao_log_single_write_data.telescience.adc));
  79         }
  80 }
  81
  82 void
  83 ao_log_single_list(void)
  84 {
  85         uint32_t        pos;
  86         uint32_t        start = 0;
  87         uint8_t         flight = 0;
  88
  89         for (pos = 0; ; pos += sizeof (struct ao_log_telescience)) {
  90                 if (pos >= ao_storage_config ||
  91                     !ao_log_single_read(pos) ||
  92                     ao_log_single_read_data.telescience.type == AO_LOG_TELESCIENCE_START)
  93                 {
  94                         if (pos != start) {
  95                                 printf("flight %d start %x end %x\n",
  96                                        flight,
  97                                        (uint16_t) (start >> 8),
  98                                        (uint16_t) ((pos + 0xff) >> 8)); flush();
  99                         }
 100                         if (ao_log_single_read_data.telescience.type != AO_LOG_TELESCIENCE_START)
 101                                 break;
 102                         start = pos;
 103                         flight++;
 104                 }
 105         }
 106         printf ("done\n");
 107 }
 108
 109 void
 110 ao_log_single_extra_query(void)
 111 {
 112         printf("log data tick: %04x\n", ao_log_single_write_data.telescience.tick);
 113         printf("TM data tick: %04x\n", ao_log_single_write_data.telescience.tm_tick);
 114         printf("TM state: %d\n", ao_log_single_write_data.telescience.tm_state);
 115         printf("TM serial: %d\n", ao_companion_command.serial);
 116         printf("TM flight: %d\n", ao_companion_command.flight);
 117 }