[rtems commit] Optional Classic Barrier initialization
Sebastian Huber
sebh at rtems.org
Wed Feb 3 09:32:05 UTC 2016
Module: rtems
Branch: master
Commit: 97d94ff3e96c86d2a23b26efe48a9386c16a915a
Changeset: http://git.rtems.org/rtems/commit/?id=97d94ff3e96c86d2a23b26efe48a9386c16a915a
Author: Sebastian Huber <sebastian.huber at embedded-brains.de>
Date: Mon Dec 14 15:27:56 2015 +0100
Optional Classic Barrier initialization
Update #2408.
---
cpukit/rtems/Makefile.am | 1 -
cpukit/rtems/include/rtems/rtems/barrierimpl.h | 23 +----------------------
cpukit/rtems/src/barrier.c | 11 ++++++++++-
cpukit/rtems/src/barrierdata.c | 26 --------------------------
cpukit/sapi/src/rtemsapi.c | 2 --
cpukit/score/include/rtems/sysinit.h | 1 +
testsuites/sptests/spsysinit01/init.c | 17 +++++++++++++++++
7 files changed, 29 insertions(+), 52 deletions(-)
diff --git a/cpukit/rtems/Makefile.am b/cpukit/rtems/Makefile.am
index 7cf28b9..a295daf 100644
--- a/cpukit/rtems/Makefile.am
+++ b/cpukit/rtems/Makefile.am
@@ -141,7 +141,6 @@ librtems_a_SOURCES += src/barrierident.c
librtems_a_SOURCES += src/barriertranslatereturncode.c
librtems_a_SOURCES += src/barrierrelease.c
librtems_a_SOURCES += src/barrierwait.c
-librtems_a_SOURCES += src/barrierdata.c
## CLOCK_C_FILES
librtems_a_SOURCES += src/clockget.c
diff --git a/cpukit/rtems/include/rtems/rtems/barrierimpl.h b/cpukit/rtems/include/rtems/rtems/barrierimpl.h
index e718028..9b22a32 100644
--- a/cpukit/rtems/include/rtems/rtems/barrierimpl.h
+++ b/cpukit/rtems/include/rtems/rtems/barrierimpl.h
@@ -39,31 +39,10 @@ extern "C" {
*/
/**
- * @brief Instantiate Barrier Data
- *
- * Barrier Manager -- Instantiate Data
- *
- * This constant is defined to extern most of the time when using
- * this header file. However by defining it to nothing, the data
- * declared in this header file can be instantiated. This is done
- * in a single per manager file.
- */
-#ifndef RTEMS_BARRIER_EXTERN
-#define RTEMS_BARRIER_EXTERN extern
-#endif
-
-/**
* The following defines the information control block used to manage
* this class of objects.
*/
-RTEMS_BARRIER_EXTERN Objects_Information _Barrier_Information;
-
-/**
- * @brief _Barrier_Manager_initialization
- *
- * This routine performs the initialization necessary for this manager.
- */
-void _Barrier_Manager_initialization(void);
+extern Objects_Information _Barrier_Information;
/**
* @brief _Barrier_Allocate
diff --git a/cpukit/rtems/src/barrier.c b/cpukit/rtems/src/barrier.c
index e693329..6c85f47 100644
--- a/cpukit/rtems/src/barrier.c
+++ b/cpukit/rtems/src/barrier.c
@@ -20,14 +20,17 @@
#include <rtems/system.h>
#include <rtems/config.h>
+#include <rtems/sysinit.h>
#include <rtems/rtems/status.h>
#include <rtems/rtems/support.h>
#include <rtems/rtems/barrierimpl.h>
+Objects_Information _Barrier_Information;
+
/**
* @brief _Barrier_Manager_initialization
*/
-void _Barrier_Manager_initialization(void)
+static void _Barrier_Manager_initialization(void)
{
_Objects_Initialize_information(
&_Barrier_Information, /* object information table */
@@ -45,3 +48,9 @@ void _Barrier_Manager_initialization(void)
#endif
);
}
+
+RTEMS_SYSINIT_ITEM(
+ _Barrier_Manager_initialization,
+ RTEMS_SYSINIT_CLASSIC_BARRIER,
+ RTEMS_SYSINIT_ORDER_MIDDLE
+);
diff --git a/cpukit/rtems/src/barrierdata.c b/cpukit/rtems/src/barrierdata.c
deleted file mode 100644
index ea42919..0000000
--- a/cpukit/rtems/src/barrierdata.c
+++ /dev/null
@@ -1,26 +0,0 @@
-/**
- * @file
- *
- * @brief Instantiate Barrier Data
- * @ingroup ClassicBarrier Barriers
- */
-
-/*
- * COPYRIGHT (c) 1989-2007.
- * 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
-
-/* instantiate barrier data */
-#define RTEMS_BARRIER_EXTERN
-
-#include <rtems/system.h>
-#include <rtems/rtems/barrierimpl.h>
-
diff --git a/cpukit/sapi/src/rtemsapi.c b/cpukit/sapi/src/rtemsapi.c
index 71f392b..0fddec6 100644
--- a/cpukit/sapi/src/rtemsapi.c
+++ b/cpukit/sapi/src/rtemsapi.c
@@ -26,10 +26,8 @@
#include <rtems/rtems/rtemsapi.h>
#include <rtems/rtems/intr.h>
-#include <rtems/rtems/barrierimpl.h>
#include <rtems/rtems/clock.h>
void _RTEMS_API_Initialize(void)
{
- _Barrier_Manager_initialization();
}
diff --git a/cpukit/score/include/rtems/sysinit.h b/cpukit/score/include/rtems/sysinit.h
index 3580640..faef223 100644
--- a/cpukit/score/include/rtems/sysinit.h
+++ b/cpukit/score/include/rtems/sysinit.h
@@ -41,6 +41,7 @@ extern "C" {
#define RTEMS_SYSINIT_CLASSIC_REGION 000347
#define RTEMS_SYSINIT_CLASSIC_DUAL_PORTED_MEMORY 000348
#define RTEMS_SYSINIT_CLASSIC_RATE_MONOTONIC 000349
+#define RTEMS_SYSINIT_CLASSIC_BARRIER 00034a
#define RTEMS_SYSINIT_IDLE_THREADS 000380
#define RTEMS_SYSINIT_BSP_LIBC 000400
#define RTEMS_SYSINIT_BEFORE_DRIVERS 000500
diff --git a/testsuites/sptests/spsysinit01/init.c b/testsuites/sptests/spsysinit01/init.c
index 22786bd..31e691e 100644
--- a/testsuites/sptests/spsysinit01/init.c
+++ b/testsuites/sptests/spsysinit01/init.c
@@ -25,6 +25,7 @@
#include <rtems/test.h>
#include <rtems/extensionimpl.h>
+#include <rtems/rtems/barrierimpl.h>
#include <rtems/rtems/dpmemimpl.h>
#include <rtems/rtems/messageimpl.h>
#include <rtems/rtems/partimpl.h>
@@ -71,6 +72,8 @@ typedef enum {
CLASSIC_DUAL_PORTED_MEMORY_POST,
CLASSIC_RATE_MONOTONIC_PRE,
CLASSIC_RATE_MONOTONIC_POST,
+ CLASSIC_BARRIER_PRE,
+ CLASSIC_BARRIER_POST,
IDLE_THREADS_PRE,
IDLE_THREADS_POST,
BSP_LIBC_PRE,
@@ -294,6 +297,18 @@ LAST(RTEMS_SYSINIT_CLASSIC_RATE_MONOTONIC)
next_step(CLASSIC_RATE_MONOTONIC_POST);
}
+FIRST(RTEMS_SYSINIT_CLASSIC_BARRIER)
+{
+ assert(_Barrier_Information.maximum == 0);
+ next_step(CLASSIC_BARRIER_PRE);
+}
+
+LAST(RTEMS_SYSINIT_CLASSIC_BARRIER)
+{
+ assert(_Barrier_Information.maximum != 0);
+ next_step(CLASSIC_BARRIER_POST);
+}
+
FIRST(RTEMS_SYSINIT_IDLE_THREADS)
{
assert(_System_state_Is_before_initialization(_System_state_Get()));
@@ -379,6 +394,8 @@ static void Init(rtems_task_argument arg)
#define CONFIGURE_MAXIMUM_USER_EXTENSIONS 1
+#define CONFIGURE_MAXIMUM_BARRIERS 1
+
#define CONFIGURE_MAXIMUM_MESSAGE_QUEUES 1
#define CONFIGURE_MAXIMUM_PARTITIONS 1
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