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author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-23 07:57:26 +0000 |
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committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-23 07:57:26 +0000 |
commit | 960847273c5015002fff1bb7c483556140746de2 (patch) | |
tree | 5f0e8d024143d216301dd3472deb1c3c904ba099 /os/hal | |
parent | b11d97ab581b4b2983b40d36fac8202f18ff0bac (diff) | |
download | ChibiOS-960847273c5015002fff1bb7c483556140746de2.tar.gz ChibiOS-960847273c5015002fff1bb7c483556140746de2.tar.bz2 ChibiOS-960847273c5015002fff1bb7c483556140746de2.zip |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6205 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal')
-rw-r--r-- | os/hal/include/st.h | 11 | ||||
-rw-r--r-- | os/hal/platforms/STM32/TIMv1/st_lld.h | 14 |
2 files changed, 25 insertions, 0 deletions
diff --git a/os/hal/include/st.h b/os/hal/include/st.h index 05d382d93..b2cb00543 100644 --- a/os/hal/include/st.h +++ b/os/hal/include/st.h @@ -111,6 +111,17 @@ * @api
*/
#define stGetAlarm() st_lld_get_alarm()
+
+/**
+ * @brief Determines if the alarm is active.
+ *
+ * @return The alarm status.
+ * @retval false if the alarm is not active.
+ * @retval true is the alarm is active
+ *
+ * @api
+ */
+#define stIsAlarmActive() st_lld_is_alarm_active()
/** @} */
/*===========================================================================*/
diff --git a/os/hal/platforms/STM32/TIMv1/st_lld.h b/os/hal/platforms/STM32/TIMv1/st_lld.h index 882472cb2..fb067f202 100644 --- a/os/hal/platforms/STM32/TIMv1/st_lld.h +++ b/os/hal/platforms/STM32/TIMv1/st_lld.h @@ -128,6 +128,20 @@ static inline systime_t st_lld_get_alarm(void) { return (systime_t)STM32_TIM2->CCR[0];
}
+/**
+ * @brief Determines if the alarm is active.
+ *
+ * @return The alarm status.
+ * @retval false if the alarm is not active.
+ * @retval true is the alarm is active
+ *
+ * @notapi
+ */
+static inline bool st_lld_is_alarm_active(void) {
+
+ return (bool)((STM32_TIM2->DIER & STM32_TIM_DIER_CC1IE) != 0);
+}
+
#endif /* _ST_LLD_H_ */
/** @} */
|