HAL_Linux: added ToneAlarmDriver.h

libraries/AP_HAL_Linux/ToneAlarmDriver.h

@@ -0,0 +1,144 @@
+#ifndef __TONE_ALARM_DRIVER_H__
+#define __TONE_ALARM_DRIVER_H__
+
+#include <AP_HAL.h>
+#include "AP_HAL_Linux_Namespace.h"
+
+#define OCTAVE_OFFSET 0
+
+#define NOTE_B0  31
+#define NOTE_C1  33
+#define NOTE_CS1 35
+#define NOTE_D1  37
+#define NOTE_DS1 39
+#define NOTE_E1  41
+#define NOTE_F1  44
+#define NOTE_FS1 46
+#define NOTE_G1  49
+#define NOTE_GS1 52
+#define NOTE_A1  55
+#define NOTE_AS1 58
+#define NOTE_B1  62
+#define NOTE_C2  65
+#define NOTE_CS2 69
+#define NOTE_D2  73
+#define NOTE_DS2 78
+#define NOTE_E2  82
+#define NOTE_F2  87
+#define NOTE_FS2 93
+#define NOTE_G2  98
+#define NOTE_GS2 104
+#define NOTE_A2  110
+#define NOTE_AS2 117
+#define NOTE_B2  123
+#define NOTE_C3  131
+#define NOTE_CS3 139
+#define NOTE_D3  147
+#define NOTE_DS3 156
+#define NOTE_E3  165
+#define NOTE_F3  175
+#define NOTE_FS3 185
+#define NOTE_G3  196
+#define NOTE_GS3 208
+#define NOTE_A3  220
+#define NOTE_AS3 233
+#define NOTE_B3  247
+#define NOTE_C4  262
+#define NOTE_CS4 277
+#define NOTE_D4  294
+#define NOTE_DS4 311
+#define NOTE_E4  330
+#define NOTE_F4  349
+#define NOTE_FS4 370
+#define NOTE_G4  392
+#define NOTE_GS4 415
+#define NOTE_A4  440
+#define NOTE_AS4 466
+#define NOTE_B4  494
+#define NOTE_C5  523
+#define NOTE_CS5 554
+#define NOTE_D5  587
+#define NOTE_DS5 622
+#define NOTE_E5  659
+#define NOTE_F5  698
+#define NOTE_FS5 740
+#define NOTE_G5  784
+#define NOTE_GS5 831
+#define NOTE_A5  880
+#define NOTE_AS5 932
+#define NOTE_B5  988
+#define NOTE_C6  1047
+#define NOTE_CS6 1109
+#define NOTE_D6  1175
+#define NOTE_DS6 1245
+#define NOTE_E6  1319
+#define NOTE_F6  1397
+#define NOTE_FS6 1480
+#define NOTE_G6  1568
+#define NOTE_GS6 1661
+#define NOTE_A6  1760
+#define NOTE_AS6 1865
+#define NOTE_B6  1976
+#define NOTE_C7  2093
+#define NOTE_CS7 2217
+#define NOTE_D7  2349
+#define NOTE_DS7 2489
+#define NOTE_E7  2637
+#define NOTE_F7  2794
+#define NOTE_FS7 2960
+#define NOTE_G7  3136
+#define NOTE_GS7 3322
+#define NOTE_A7  3520
+#define NOTE_AS7 3729
+#define NOTE_B7  3951
+#define NOTE_C8  4186
+#define NOTE_CS8 4435
+#define NOTE_D8  4699
+#define NOTE_DS8 4978
+
+#define     TONE_STARTUP_TUNE                   0
+#define     TONE_ERROR_TUNE                     1
+#define     TONE_NOTIFY_POSITIVE_TUNE           2
+#define     TONE_NOTIFY_NEUTRAL_TUNE            3
+#define     TONE_NOTIFY_NEGATIVE_TUNE           4
+#define     TONE_ARMING_WARNING_TUNE            5
+#define     TONE_BATTERY_WARNING_SLOW_TUNE      6
+#define     TONE_BATTERY_WARNING_FAST_TUNE      7
+#define     TONE_GPS_WARNING_TUNE               8
+#define     TONE_ARMING_FAILURE_TUNE            9    
+#define     TONE_PARACHUTE_RELEASE_TUNE         10
+
+#define TONE_NUMBER_OF_TUNES 11
+
+class Linux::ToneAlarm{
+public:
+	ToneAlarm();
+	void set_tune(uint8_t tone);
+	bool init();
+	bool is_tune_comp();
+	void stop();
+	bool play();
+	bool set_note();
+	bool init_tune();
+
+private:
+	bool tune_comp;
+	static const char *tune[TONE_NUMBER_OF_TUNES];
+	static bool tune_repeat[TONE_NUMBER_OF_TUNES];
+	bool tune_changed;
+	uint8_t default_oct;
+	uint8_t default_dur;
+	uint16_t bpm;
+	uint16_t wholenote;
+	uint16_t cur_note;
+	uint16_t duration;
+	int32_t prev_tune_num;
+	uint32_t prev_time;
+	int32_t period_fd;
+	int32_t duty_fd;
+	int32_t run_fd;
+	int8_t tune_num;
+	uint8_t tune_pos;
+};
+
+#endif