1 files changed, 27 insertions, 17 deletions
diff --git a/os/kernel/include/chvt.h b/os/kernel/include/chvt.h
index e75e966d5..0038e3d0a 100644
--- a/os/kernel/include/chvt.h
+++ b/os/kernel/include/chvt.h
@@ -30,25 +30,30 @@
 #define _CHVT_H_
 
 /**
- * @brief   Time conversion utility.
+ * @name    Time conversion utilities
+ * @{
+ */
+/**
+ * @brief   Seconds to system ticks.
  * @details Converts from seconds to system ticks number.
  * @note    The result is rounded upward to the next tick boundary.
  */
 #define S2ST(sec)   ((systime_t)((sec) * CH_FREQUENCY))
 
 /**
- * @brief   Time conversion utility.
+ * @brief   Milliseconds t0 system ticks.
  * @details Converts from milliseconds to system ticks number.
  * @note    The result is rounded upward to the next tick boundary.
  */
 #define MS2ST(msec) ((systime_t)(((((msec) - 1L) * CH_FREQUENCY) / 1000L) + 1L))
 
 /**
- * @brief   Time conversion utility.
+ * @brief   Microseconds to system ticks.
  * @details Converts from microseconds to system ticks number.
  * @note    The result is rounded upward to the next tick boundary.
  */
 #define US2ST(usec) ((systime_t)(((((usec) - 1L) * CH_FREQUENCY) / 1000000L) + 1L))
+/** @} */
 
 /**
  * @brief   Virtual Timer callback function.
@@ -95,6 +100,10 @@ typedef struct {
 extern VTList vtlist;
 
 /**
+ * @name    Macro Functions
+ * @{
+ */
+/**
  * @brief   Virtual timers ticker.
  *
  * @iclass
@@ -115,20 +124,6 @@ extern VTList vtlist;
   }                                                                     \
 }
 
-/*
- * Virtual Timers APIs.
- */
-#ifdef __cplusplus
-extern "C" {
-#endif
-  void _vt_init(void);
-  void chVTSetI(VirtualTimer *vtp, systime_t time, vtfunc_t vtfunc, void *par);
-  void chVTResetI(VirtualTimer *vtp);
-  bool_t chTimeIsWithin(systime_t start, systime_t end);
-#ifdef __cplusplus
-}
-#endif
-
 /**
  * @brief   Returns TRUE if the speciified timer is armed.
  *
@@ -148,6 +143,21 @@ extern "C" {
  * @api
  */
 #define chTimeNow() (vtlist.vt_systime)
+/** @} */
+
+/*
+ * Virtual Timers APIs.
+ */
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void _vt_init(void);
+  void chVTSetI(VirtualTimer *vtp, systime_t time, vtfunc_t vtfunc, void *par);
+  void chVTResetI(VirtualTimer *vtp);
+  bool_t chTimeIsWithin(systime_t start, systime_t end);
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* _CHVT_H_ */