source: rtems/cpukit/libcsupport/src/mallocheap.c @ f2185d10

Last change on this file since f2185d10 was f2185d10, checked in by Sebastian Huber <sebastian.huber@…>, on 09/30/20 at 09:31:58

Decouple the C Program Heap initialization

Before this patch RTEMS_Malloc_Initialize() had a fixed dependency on
_Workspace_Area. Introduce _Workspace_Malloc_initializer to have this
dependency only if CONFIGURE_UNIFIED_WORK_AREAS is defined by the
application configuration.

  • Property mode set to 100644
File size: 1.9 KB
Line 
1/* SPDX-License-Identifier: BSD-2-Clause */
2
3/**
4 * @file
5 *
6 * @ingroup MallocSupport
7 *
8 * @brief This source file provides the C Program Heap control along with the
9 *   system initialization handler.
10 */
11
12/*
13 * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
14 *
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
17 * are met:
18 * 1. Redistributions of source code must retain the above copyright
19 *    notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 *    notice, this list of conditions and the following disclaimer in the
22 *    documentation and/or other materials provided with the distribution.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 */
36
37#ifdef HAVE_CONFIG_H
38#include "config.h"
39#endif
40
41#include <rtems/malloc.h>
42#include <rtems/sysinit.h>
43#include <rtems/score/wkspacedata.h>
44
45Heap_Control *RTEMS_Malloc_Heap;
46
47static void _Malloc_Initialize( void )
48{
49  RTEMS_Malloc_Heap = ( *_Workspace_Malloc_initializer )();
50}
51
52RTEMS_SYSINIT_ITEM(
53  _Malloc_Initialize,
54  RTEMS_SYSINIT_MALLOC,
55  RTEMS_SYSINIT_ORDER_MIDDLE
56);
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