1 files changed, 82 insertions, 0 deletions
diff --git a/src/ao_log_tiny.c b/src/ao_log_tiny.c
new file mode 100644
index 00000000..877c1033
--- /dev/null
+++ b/src/ao_log_tiny.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright © 2011 Keith Packard <keithp@keithp.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; version 2 of the License.
+ *
+ * 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"
+
+static __data uint16_t	ao_log_tiny_interval;
+static __data uint32_t	ao_log_tiny_pos;
+
+#define AO_LOG_TINY_INTERVAL_ASCENT	AO_MS_TO_TICKS(100)
+#define AO_LOG_TINY_INTERVAL_DEFAULT	AO_MS_TO_TICKS(1000)
+
+void
+ao_log_tiny_set_interval(uint16_t ticks)
+{
+	ao_log_tiny_interval = ticks;
+}
+
+static __xdata uint16_t ao_log_tiny_data_temp;
+
+#define ao_log_tiny_data(d) do { \
+		ao_log_tiny_data_temp = (d);					\
+		ao_storage_write(ao_log_tiny_pos, &ao_log_tiny_data_temp, 2);	\
+		ao_log_tiny_pos += 2;						\
+	} while (0)
+
+void
+ao_log(void)
+{
+	uint16_t		time;
+	int16_t			delay;
+	enum ao_flight_state	ao_log_tiny_state;
+
+	ao_storage_setup();
+
+	ao_log_tiny_state = ao_flight_invalid;
+	ao_log_tiny_interval = AO_LOG_TINY_INTERVAL_DEFAULT;
+	while (!ao_log_running)
+		ao_sleep(&ao_log_running);
+
+	time = ao_time();
+	ao_log_tiny_data(ao_flight_number);
+	for (;;) {
+		if (ao_flight_state != ao_log_tiny_state) {
+			ao_log_tiny_data(ao_flight_state | 0x8000);
+			ao_log_tiny_state = ao_flight_state;
+			ao_log_tiny_interval = AO_LOG_TINY_INTERVAL_DEFAULT;
+			if (ao_log_tiny_state <= ao_flight_coast)
+				ao_log_tiny_interval = AO_LOG_TINY_INTERVAL_ASCENT;
+		}
+		ao_log_tiny_data(ao_flight_pres);	// XXX change to alt
+		time += ao_log_tiny_interval;
+		delay = time - ao_time();
+		if (delay > 0)
+			ao_delay(delay);
+	}
+}
+
+uint16_t
+ao_log_flight(uint8_t slot)
+{
+	static __xdata uint16_t flight;
+
+	(void) slot;
+	ao_storage_read(0, &flight, 2);
+	if (flight == 0xffff)
+		flight = 0;
+	return flight;
+}