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path: root/src/drivers/drv_tone_alarm.h
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Diffstat (limited to 'src/drivers/drv_tone_alarm.h')
-rw-r--r--src/drivers/drv_tone_alarm.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/drivers/drv_tone_alarm.h b/src/drivers/drv_tone_alarm.h
index f0b860620..cb5fd53a5 100644
--- a/src/drivers/drv_tone_alarm.h
+++ b/src/drivers/drv_tone_alarm.h
@@ -31,7 +31,9 @@
*
****************************************************************************/
-/*
+/**
+ * @file drv_tone_alarm.h
+ *
* Driver for the PX4 audio alarm port, /dev/tone_alarm.
*
* The tone_alarm driver supports a set of predefined "alarm"
@@ -60,6 +62,8 @@
#include <sys/ioctl.h>
+#define TONEALARM_DEVICE_PATH "/dev/tone_alarm"
+
#define _TONE_ALARM_BASE 0x7400
#define TONE_SET_ALARM _IOC(_TONE_ALARM_BASE, 1)
@@ -142,6 +146,7 @@ enum {
TONE_ARMING_WARNING_TUNE,
TONE_BATTERY_WARNING_SLOW_TUNE,
TONE_BATTERY_WARNING_FAST_TUNE,
+ TONE_GPS_WARNING_TUNE,
TONE_NUMBER_OF_TUNES
};