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author | Lorenz Meier <lm@inf.ethz.ch> | 2013-08-28 08:14:13 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2013-08-28 08:14:13 +0200 |
commit | 5fe3c49ba0e7e3f64f5b6c9b64ced675c01b14fe (patch) | |
tree | 5f024477d370d92edacead7412f60f6757cbf082 /src/drivers/stm32/tone_alarm/tone_alarm.cpp | |
parent | e44d134c6c64535f67e26f9633206aba50a10613 (diff) | |
parent | 66c61fbe96e11ee7099431a8370d84f862543810 (diff) | |
download | px4-firmware-5fe3c49ba0e7e3f64f5b6c9b64ced675c01b14fe.tar.gz px4-firmware-5fe3c49ba0e7e3f64f5b6c9b64ced675c01b14fe.tar.bz2 px4-firmware-5fe3c49ba0e7e3f64f5b6c9b64ced675c01b14fe.zip |
Merged multirotor branch
Diffstat (limited to 'src/drivers/stm32/tone_alarm/tone_alarm.cpp')
-rw-r--r-- | src/drivers/stm32/tone_alarm/tone_alarm.cpp | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/src/drivers/stm32/tone_alarm/tone_alarm.cpp b/src/drivers/stm32/tone_alarm/tone_alarm.cpp index 2284be84d..ad21f7143 100644 --- a/src/drivers/stm32/tone_alarm/tone_alarm.cpp +++ b/src/drivers/stm32/tone_alarm/tone_alarm.cpp @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * Copyright (C) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -104,7 +104,7 @@ #include <math.h> #include <ctype.h> -#include <arch/board/board.h> +#include <board_config.h> #include <drivers/drv_hrt.h> #include <arch/stm32/chip.h> @@ -237,6 +237,8 @@ private: static const unsigned _default_ntunes; static const uint8_t _note_tab[]; + unsigned _default_tune_number; // number of currently playing default tune (0 for none) + const char *_user_tune; const char *_tune; // current tune string @@ -452,6 +454,9 @@ const char * const ToneAlarm::_default_tunes[] = { "O1B8O2G+8E8B8G+8O3E8O2B8O3E8O2B8O3G+8E8B8" "O3G+8O4E4P8E16E16E8E8E8E8E4P8E16E4P8O2E16" "O2E2P64", + "MNT75L1O2G", //arming warning + "MBNT100a8", //battery warning slow + "MBNT255a8a8a8a8a8a8a8a8a8a8a8a8a8a8a8a8" //battery warning fast // XXX why is there a break before a repetition }; const unsigned ToneAlarm::_default_ntunes = sizeof(_default_tunes) / sizeof(_default_tunes[0]); @@ -467,6 +472,7 @@ extern "C" __EXPORT int tone_alarm_main(int argc, char *argv[]); ToneAlarm::ToneAlarm() : CDev("tone_alarm", "/dev/tone_alarm"), + _default_tune_number(0), _user_tune(nullptr), _tune(nullptr), _next(nullptr) @@ -799,8 +805,12 @@ tune_error: // stop (and potentially restart) the tune tune_end: stop_note(); - if (_repeat) + if (_repeat) { start_tune(_tune); + } else { + _tune = nullptr; + _default_tune_number = 0; + } return; } @@ -869,8 +879,12 @@ ToneAlarm::ioctl(file *filp, int cmd, unsigned long arg) _tune = nullptr; _next = nullptr; } else { - // play the selected tune - start_tune(_default_tunes[arg - 1]); + /* always interrupt alarms, unless they are repeating and already playing */ + if (!(_repeat && _default_tune_number == arg)) { + /* play the selected tune */ + _default_tune_number = arg; + start_tune(_default_tunes[arg - 1]); + } } } else { result = -EINVAL; |