altos: Share common LCO functions in ao_lco_bits.c

Move common code out of ao_lco.c and ao_lco_v2.c into a shared file,
ao_lco_bits.c. Update ao_lco.h to include shared functions.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 116 insertions, 0 deletions

diff --git a/src/drivers/ao_lco.h b/src/drivers/ao_lco.h
index 5721eed5..d5aace0d 100644
--- a/src/drivers/ao_lco.h
+++ b/src/drivers/ao_lco.h
@@ -19,7 +19,123 @@
 #ifndef _AO_LCO_H_
 #define _AO_LCO_H_
 
+#include <ao_lco_func.h>
+
+#define DEBUG	1
+
+#if DEBUG
+extern uint8_t	ao_lco_debug;
+#define PRINTD(...) do { if (!ao_lco_debug) break; printf ("\r%5u %s: ", ao_tick_count, __func__); printf(__VA_ARGS__); flush(); } while(0)
+#else
+#define PRINTD(...) 
+#endif
+
+extern uint8_t	ao_lco_drag_race;	/* TRUE when drag race mode enabled */
+extern uint8_t	ao_lco_pad;		/* Currently selected pad */
+extern int16_t	ao_lco_box;		/* Currently selected box */
+
+extern uint8_t	ao_lco_armed;
+extern uint8_t	ao_lco_firing;
+
+extern struct ao_pad_query	ao_pad_query;	/* Last received QUERY from pad */
+
+#define AO_LCO_VALID_LAST	1
+#define AO_LCO_VALID_EVER	2
+
+#define AO_LCO_PAD_VOLTAGE	0		/* Pad number to show box voltage */
+
+extern uint8_t	ao_lco_min_box, ao_lco_max_box;
+extern uint8_t	ao_lco_selected[AO_PAD_MAX_BOXES];
+extern uint8_t	ao_lco_valid[AO_PAD_MAX_BOXES];
+extern uint8_t	ao_lco_channels[AO_PAD_MAX_BOXES];
+extern uint16_t	ao_lco_tick_offset[AO_PAD_MAX_BOXES];
+
+#define AO_LCO_MASK_SIZE(n)	(((n) + 7) >> 3)
+#define AO_LCO_MASK_ID(n)	((n) >> 3)
+#define AO_LCO_MASK_SHIFT(n)	((n) & 7)
+
+extern uint8_t	ao_lco_box_mask[AO_LCO_MASK_SIZE(AO_PAD_MAX_BOXES)];
+
+/*
+ * Shared functions
+ */
+
+void
+ao_lco_igniter_status(void);
+
+void
+ao_lco_update(void);
+
+uint8_t
+ao_lco_pad_present(uint8_t box, uint8_t pad);
+
+uint8_t
+ao_lco_pad_first(uint8_t box);
+
+void
+ao_lco_step_pad(int8_t dir);
+
+void
+ao_lco_set_armed(uint8_t armed);
+
+void
+ao_lco_set_firing(uint8_t firing);
+
+void
+ao_lco_toggle_drag(void);
+
+void
+ao_lco_search(void);
+
+void
+ao_lco_monitor(void);
+
+extern uint8_t			ao_lco_drag_beep_count;
+
+/* enable drag race mode */
+void
+ao_lco_drag_enable(void);
+
+/* disable drag race mode */
+void
+ao_lco_drag_disable(void);
+
+/* Handle drag beeps, return new delay */
+uint16_t
+ao_lco_drag_beep_check(uint16_t now, uint16_t delay);
+
+/* Check if it's time to beep during drag race. Return new delay */
+uint16_t
+ao_lco_drag_warn_check(uint16_t now, uint16_t delay);
+
+/* Request 'beeps' additional drag race beeps */
+void
+ao_lco_drag_add_beeps(uint8_t beeps);
+
+/* task function for beeping while arm is active */
+void
+ao_lco_arm_warn(void);
+
+/*
+ * Provided by the hw-specific driver code
+ */
+
+void
+ao_lco_set_pad(uint8_t pad);
+
+void
+ao_lco_set_box(uint16_t box);
+
+void
+ao_lco_set_voltage(uint16_t decivolts);
+
+void
+ao_lco_set_display(void);
+
 void
 ao_lco_init(void);
 
+uint8_t
+ao_lco_box_present(uint16_t box);
+
 #endif /* _AO_LCO_H_ */