rtems: Inline rtems_clock_get_ticks_since_boot()

Update documentation.

5 files changed, 14 insertions, 47 deletions

diff --git a/cpukit/rtems/Makefile.am b/cpukit/rtems/Makefile.am
index b00e25120f..a1fafb1957 100644
--- a/cpukit/rtems/Makefile.am
+++ b/cpukit/rtems/Makefile.am
@@ -151,7 +151,6 @@ librtems_a_SOURCES += src/barrierdata.c
 librtems_a_SOURCES += src/clockget.c
 librtems_a_SOURCES += src/clockgetsecondssinceepoch.c
 librtems_a_SOURCES += src/clockgettickspersecond.c
-librtems_a_SOURCES += src/clockgettickssinceboot.c
 librtems_a_SOURCES += src/clockgettod.c
 librtems_a_SOURCES += src/clockgettodtimeval.c
 librtems_a_SOURCES += src/clockgetuptime.c
diff --git a/cpukit/rtems/include/rtems/rtems/clock.h b/cpukit/rtems/include/rtems/rtems/clock.h
index d80218d0d5..ff71665132 100644
--- a/cpukit/rtems/include/rtems/rtems/clock.h
+++ b/cpukit/rtems/include/rtems/rtems/clock.h
@@ -149,15 +149,15 @@ rtems_status_code rtems_clock_get_seconds_since_epoch(
 );
 
 /**
- * @brief Obtain Ticks Since Boot
+ * @brief Gets the current ticks counter value.
  *
- * This routine implements the rtems_clock_get_ticks_since_boot
- * directive.
- *
- * @retval This method returns the number of ticks since boot. It cannot
- *         fail since RTEMS always keeps a running count of ticks since boot.
+ * @return The current tick counter value.  With a 1ms clock tick, this counter
+ * overflows after 50 days since boot.
  */
-rtems_interval rtems_clock_get_ticks_since_boot(void);
+RTEMS_INLINE_ROUTINE rtems_interval rtems_clock_get_ticks_since_boot(void)
+{
+  return _Watchdog_Ticks_since_boot;
+}
 
 /**
  * @brief Obtain Ticks Per Seconds
diff --git a/cpukit/rtems/src/clockgettickssinceboot.c b/cpukit/rtems/src/clockgettickssinceboot.c
deleted file mode 100644
index 4aced96073..0000000000
--- a/cpukit/rtems/src/clockgettickssinceboot.c
+++ /dev/null
@@ -1,31 +0,0 @@
-/**
- *  @file
- *
- *  @brief Obtain Ticks Since Boot
- *  @ingroup ClassicClock
- */
-
-/*
- *  COPYRIGHT (c) 1989-2008.
- *  On-Line Applications Research Corporation (OAR).
- *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
- */
-
-#if HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <rtems/system.h>
-#include <rtems/rtems/status.h>
-#include <rtems/rtems/clock.h>
-#include <rtems/score/isr.h>
-#include <rtems/score/thread.h>
-#include <rtems/score/watchdogimpl.h>
-
-rtems_interval rtems_clock_get_ticks_since_boot(void)
-{
-  return _Watchdog_Ticks_since_boot;
-}
diff --git a/cpukit/score/include/rtems/score/watchdog.h b/cpukit/score/include/rtems/score/watchdog.h
index 7327f77204..06c87a138f 100644
--- a/cpukit/score/include/rtems/score/watchdog.h
+++ b/cpukit/score/include/rtems/score/watchdog.h
@@ -124,6 +124,13 @@ typedef struct {
   void                           *user_data;
 }   Watchdog_Control;
 
+/**
+ * @brief The watchdog ticks counter.
+ *
+ * With a 1ms watchdog tick, this counter overflows after 50 days since boot.
+ */
+SCORE_EXTERN volatile Watchdog_Interval _Watchdog_Ticks_since_boot;
+
 /**@}*/
 
 #ifdef __cplusplus
diff --git a/cpukit/score/include/rtems/score/watchdogimpl.h b/cpukit/score/include/rtems/score/watchdogimpl.h
index 72b6b3b568..d50e279b40 100644
--- a/cpukit/score/include/rtems/score/watchdogimpl.h
+++ b/cpukit/score/include/rtems/score/watchdogimpl.h
@@ -85,14 +85,6 @@ SCORE_EXTERN volatile uint32_t    _Watchdog_Sync_level;
 SCORE_EXTERN volatile uint32_t    _Watchdog_Sync_count;
 
 /**
- *  @brief The number of ticks since the system was booted.
- *
- *  This contains the number of ticks since the system was booted.
- */
-
-SCORE_EXTERN volatile Watchdog_Interval _Watchdog_Ticks_since_boot;
-
-/**
  *  @brief Watchdog chain which is managed at ticks.
  *
  *  This is the watchdog chain which is managed at ticks.