#define AO_LOG_TELESCIENCE_START ((uint8_t) 's')
#define AO_LOG_TELESCIENCE_DATA ((uint8_t) 'd')
-struct ao_log_telescience {
- uint8_t type;
- uint8_t csum;
- uint16_t tick;
- union {
- uint8_t bytes[28];
- uint16_t adc[NUM_ADC];
- } u;
-};
+struct ao_log_telescience ao_log_store;
+struct ao_log_telescience ao_log_fetch;
-static struct ao_log_telescience log;
static uint8_t ao_log_adc_pos;
+__code uint8_t ao_log_format = AO_LOG_FORMAT_TELESCIENCE;
+
static uint8_t
ao_log_csum(__xdata uint8_t *b) __reentrant
{
return -sum;
}
-uint8_t
-ao_log_telescience_data(struct ao_log_telescience *log)
+static uint8_t
+ao_log_telescience_write(void)
{
uint8_t wrote = 0;
- log->csum = 0;
- log->csum = ao_log_csum((__xdata uint8_t *) log);
+ ao_log_store.csum = 0;
+ ao_log_store.csum = ao_log_csum((__xdata uint8_t *) &ao_log_store);
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,
+ (__xdata uint8_t *) &ao_log_store,
sizeof (struct ao_log_telescience));
ao_log_current_pos += sizeof (struct ao_log_telescience);
}
return 0;
}
+static uint8_t
+ao_log_telescience_read(uint32_t pos)
+{
+ if (!ao_storage_read(pos, &ao_log_fetch, sizeof (struct ao_log_telescience)))
+ return 0;
+ return ao_log_valid(&ao_log_fetch);
+}
+
void
ao_log_start(void)
{
- ao_log_running = 1;
- ao_wakeup(&ao_log_running);
+ if (!ao_log_running) {
+ ao_log_running = 1;
+ ao_wakeup(&ao_log_running);
+ }
}
void
ao_log_stop(void)
{
- ao_log_running = 0;
- ao_wakeup((void *) &ao_adc_head);
+ if (ao_log_running) {
+ ao_log_running = 0;
+ }
}
void
-ao_log_check_pin(void)
+ao_log_restart(void)
{
- if (PINB & (1 << PINB0))
- ao_log_stop();
- else
- ao_log_start();
+ printf("Finding end of current data...\n"); flush();
+ /* Find end of data */
+ ao_log_end_pos = ao_storage_config;
+ for (ao_log_current_pos = 0;
+ ao_log_current_pos < ao_storage_config;
+ ao_log_current_pos += ao_storage_block)
+ {
+ printf("reading %ld\n", ao_log_current_pos); flush();
+ if (!ao_log_telescience_read(ao_log_current_pos))
+ break;
+ }
+ printf("last block is at %ld\n", ao_log_current_pos); flush();
+ if (ao_log_current_pos > 0) {
+ ao_log_current_pos -= ao_storage_block;
+ for (; ao_log_current_pos < ao_storage_config;
+ ao_log_current_pos += sizeof (struct ao_log_telescience))
+ {
+ if (!ao_log_telescience_read(ao_log_current_pos))
+ break;
+ }
+ }
+ printf("Logging will start at %ld\n", ao_log_current_pos); flush();
}
void
{
ao_storage_setup();
- /* Find end of data */
- while (ao_log_start_pos < ao_log_end_pos) {
- if (!(ao_storage_read(ao_log_start_pos, &log, sizeof (struct ao_log_telescience))))
- break;
- if (!ao_log_valid(&log))
- break;
- }
-
- /*
- * Wait for the other side to settle down
+ /* This can take a while, so let the rest
+ * of the system finish booting before we start
*/
- ao_delay(AO_SEC_TO_TICKS(5));
+ ao_delay(AO_SEC_TO_TICKS(10));
- ao_log_check_pin();
-
- ao_log_current_pos = ao_log_start_pos;
- ao_log_end_pos = ao_storage_config;
+ ao_log_restart();
for (;;) {
while (!ao_log_running)
ao_sleep(&ao_log_running);
- flush();
- memset(&log, '\0', sizeof (struct ao_log_telescience));
- log.type = AO_LOG_TELESCIENCE_START;
- log.tick = ao_time();
- ao_log_telescience_data(&log);
+ ao_log_start_pos = ao_log_current_pos;
+ printf("Start logging at %ld state %d\n",
+ ao_log_current_pos, ao_log_store.tm_state); flush();
+ ao_log_store.type = AO_LOG_TELESCIENCE_START;
+ ao_log_store.tick = ao_time();
+ ao_log_telescience_write();
/* Write the whole contents of the ring to the log
* when starting up.
*/
ao_log_adc_pos = ao_adc_ring_next(ao_adc_head);
- log.type = AO_LOG_TELESCIENCE_DATA;
+ ao_log_store.type = AO_LOG_TELESCIENCE_DATA;
while (ao_log_running) {
/* Write samples to EEPROM */
while (ao_log_adc_pos != ao_adc_head) {
- log.tick = ao_adc_ring[ao_log_adc_pos].tick;
- memcpy(&log.u.adc, (void *) ao_adc_ring[ao_log_adc_pos].adc,
+ ao_log_store.tick = ao_adc_ring[ao_log_adc_pos].tick;
+ memcpy(&ao_log_store.adc, (void *) ao_adc_ring[ao_log_adc_pos].adc,
NUM_ADC * sizeof (uint16_t));
- ao_log_telescience_data(&log);
+ ao_log_telescience_write();
ao_log_adc_pos = ao_adc_ring_next(ao_log_adc_pos);
}
/* Wait for more ADC data to arrive */
ao_sleep((void *) &ao_adc_head);
}
- flush();
+ printf("Stop logging at %ld state %d\n",
+ ao_log_current_pos, ao_log_store.tm_state); flush();
+ memset(&ao_log_store.adc, '\0', sizeof (ao_log_store.adc));
}
}
uint8_t flight = 0;
for (pos = 0; ; pos += sizeof (struct ao_log_telescience)) {
- if (!ao_storage_read(pos, &log, sizeof (struct ao_log_telescience)))
- break;
- if (!ao_log_valid(&log) || log.type == AO_LOG_TELESCIENCE_START) {
+ if (pos >= ao_storage_config ||
+ !ao_log_telescience_read(pos) ||
+ ao_log_fetch.type == AO_LOG_TELESCIENCE_START)
+ {
if (pos != start) {
printf("flight %d start %x end %x\n",
flight,
(uint16_t) (start >> 8),
- (uint16_t) ((pos + 0xff) >> 8));
+ (uint16_t) ((pos + 0xff) >> 8)); flush();
}
- if (!ao_log_valid(&log))
+ if (ao_log_fetch.type != AO_LOG_TELESCIENCE_START)
break;
start = pos;
flight++;
}
ao_log_stop();
for (pos = 0; pos < ao_storage_config; pos += ao_storage_block) {
- if (!ao_storage_read(pos, &log, sizeof (struct ao_log_telescience)))
- break;
- if (!ao_log_valid(&log))
+ if (!ao_log_telescience_read(pos))
break;
ao_storage_erase(pos);
}
printf ("Erased\n");
}
+static void
+ao_log_query(void)
+{
+ printf("Logging enabled: %d\n", ao_log_running);
+ printf("Log start: %ld\n", ao_log_start_pos);
+ printf("Log cur: %ld\n", ao_log_current_pos);
+ printf("Log end: %ld\n", ao_log_end_pos);
+ printf("log data tick: %04x\n", ao_log_store.tick);
+ printf("TM data tick: %04x\n", ao_log_store.tm_tick);
+ printf("TM state: %d\n", ao_log_store.tm_state);
+}
+
const struct ao_cmds ao_log_cmds[] = {
{ ao_log_set, "L <0 off, 1 on>\0Set logging mode" },
{ ao_log_list, "l\0List stored flight logs" },
{ ao_log_delete, "d 1\0Delete all stored flights" },
- { ao_spi_slave_debug, "s\0Dump SPI slave data" },
+ { ao_log_query, "q\0Query log status" },
{ 0, NULL },
};
ao_cmd_register(&ao_log_cmds[0]);
ao_add_task(&ao_log_task, ao_log_telescience, "log");
-// ao_add_task(&ao_spi_task, ao_spi_telescience, "spi");
}