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-rw-r--r--cpukit/sapi/src/getconfigmax.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/cpukit/sapi/src/getconfigmax.c b/cpukit/sapi/src/getconfigmax.c
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+++ b/cpukit/sapi/src/getconfigmax.c
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+/*
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (C) 2018 embedded brains GmbH
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/config.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>
+#include <rtems/rtems/ratemonimpl.h>
+#include <rtems/rtems/regionimpl.h>
+#include <rtems/rtems/semimpl.h>
+#include <rtems/rtems/tasksimpl.h>
+#include <rtems/rtems/timerimpl.h>
+#include <rtems/score/objectimpl.h>
+
+static uint32_t get_config_max( const Objects_Information *info )
+{
+ if ( _Objects_Is_auto_extend( info ) ) {
+ return info->objects_per_block | RTEMS_UNLIMITED_OBJECTS;
+ }
+
+ return _Objects_Get_maximum_index( info );
+}
+
+uint32_t rtems_configuration_get_maximum_barriers( void )
+{
+ return get_config_max( &_Barrier_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_extensions( void )
+{
+ return get_config_max( &_Extension_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_message_queues( void )
+{
+ return get_config_max( &_Message_queue_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_partitions( void )
+{
+ return get_config_max( &_Partition_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_periods( void )
+{
+ return get_config_max( &_Rate_monotonic_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_ports( void )
+{
+ return get_config_max( &_Dual_ported_memory_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_regions( void )
+{
+ return get_config_max( &_Region_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_semaphores( void )
+{
+ return get_config_max( &_Semaphore_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_timers( void )
+{
+ return get_config_max( &_Timer_Information );
+}
+
+uint32_t rtems_configuration_get_maximum_tasks( void )
+{
+ return get_config_max( &_RTEMS_tasks_Information.Objects );
+}