diff options
Diffstat (limited to 'src/kernel/ao_log_firetwo.c')
| -rw-r--r-- | src/kernel/ao_log_firetwo.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/src/kernel/ao_log_firetwo.c b/src/kernel/ao_log_firetwo.c new file mode 100644 index 00000000..4b42abe4 --- /dev/null +++ b/src/kernel/ao_log_firetwo.c @@ -0,0 +1,149 @@ +/* + * Copyright © 2017 Bdale Garbee <bdale@gag.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; either version 2 of the License, or + * (at your option) any later version. + * + * 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" +#include <ao_log.h> +#include <ao_data.h> +#include <ao_flight.h> + +static __xdata struct ao_log_firetwo log; + +__code uint8_t ao_log_format = AO_LOG_FORMAT_TELEFIRETWO; + +static uint8_t +ao_log_csum(__xdata uint8_t *b) __reentrant +{ + uint8_t sum = 0x5a; + uint8_t i; + + for (i = 0; i < sizeof (struct ao_log_firetwo); i++) + sum += *b++; + return -sum; +} + +uint8_t +ao_log_firetwo(__xdata struct ao_log_firetwo *log) __reentrant +{ + uint8_t wrote = 0; + /* set checksum */ + log->csum = 0; + log->csum = ao_log_csum((__xdata uint8_t *) log); + ao_mutex_get(&ao_log_mutex); { + if (ao_log_current_pos >= ao_log_end_pos && ao_log_running) + ao_log_stop(); + if (ao_log_running) { + wrote = 1; + ao_storage_write(ao_log_current_pos, + log, + sizeof (struct ao_log_firetwo)); + ao_log_current_pos += sizeof (struct ao_log_firetwo); + } + } ao_mutex_put(&ao_log_mutex); + return wrote; +} + +static uint8_t +ao_log_dump_check_data(void) +{ + if (ao_log_csum((uint8_t *) &log) != 0) + return 0; + return 1; +} + +#if HAS_ADC +static __data uint8_t ao_log_data_pos; + +/* a hack to make sure that ao_log_metrums fill the eeprom block in even units */ +typedef uint8_t check_log_size[1-(256 % sizeof(struct ao_log_firetwo))] ; +#endif + +void +ao_log(void) +{ + uint16_t ao_idle_pressure = 0; // write code to capture pre-test values someday + uint16_t ao_idle_thrust = 0; + uint16_t ao_flight_state = ao_flight_startup; + + ao_storage_setup(); + + do { + ao_log_scan(); + + while (!ao_log_running) + ao_sleep(&ao_log_running); + + log.type = AO_LOG_FLIGHT; + log.tick = ao_time(); + log.u.flight.idle_pressure = ao_idle_pressure; + log.u.flight.idle_thrust = ao_idle_thrust; + log.u.flight.flight = ao_flight_number; + ao_log_firetwo(&log); + + /* Write the whole contents of the ring to the log + * when starting up. + */ + ao_log_data_pos = ao_data_ring_next(ao_data_head); + ao_log_state = ao_flight_startup; + for (;;) { + /* Write samples to EEPROM */ + while (ao_log_data_pos != ao_data_head) { + log.tick = ao_data_ring[ao_log_data_pos].tick; + log.type = AO_LOG_SENSOR; + log.u.sensor.pressure = ao_data_ring[ao_log_data_pos].adc.pressure; + log.u.sensor.thrust = ao_data_ring[ao_log_data_pos].adc.thrust; + // for (i = 0; i < 4; i++) { + // log.u.sensor.thermistor[i] = ao_data_ring[ao_log_data_pos].sensor.thermistor[i]; + // } + ao_log_firetwo(&log); + ao_log_data_pos = ao_data_ring_next(ao_log_data_pos); + } + /* Write state change to EEPROM */ + if (ao_flight_state != ao_log_state) { + ao_log_state = ao_flight_state; + log.type = AO_LOG_STATE; + log.tick = ao_time(); + log.u.state.state = ao_log_state; + log.u.state.reason = 0; + ao_log_firetwo(&log); + + if (ao_log_state == ao_flight_landed) + ao_log_stop(); + } + + ao_log_flush(); + + if (!ao_log_running) break; + + /* Wait for a while */ + ao_delay(AO_MS_TO_TICKS(100)); + } + } while (ao_log_running); +} + +uint16_t +ao_log_flight(uint8_t slot) +{ + if (!ao_storage_read(ao_log_pos(slot), + &log, + sizeof (struct ao_log_firetwo))) + return 0; + + if (ao_log_dump_check_data() && log.type == AO_LOG_FLIGHT) + return log.u.flight.flight; + return 0; +} |