diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2020-02-20 15:13:16 +0100 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2020-02-25 07:18:38 +0100 |
commit | 35e58c45f73239ac40abd09d6fbe40104acb89ae (patch) | |
tree | 39bad2f9bd3da59865fbd341904664fcb405beb2 /cpukit/include | |
parent | d20209b06578c3fdfab3eee892dcfbdb6bf64620 (diff) |
config: Add <rtems/confdefs/wkspacesupport.h>
Remove all comments and copyrightable content from the moved content.
Use BSD-2-Clause license for new file.
Update #3053.
Update #3875.
Diffstat (limited to 'cpukit/include')
-rw-r--r-- | cpukit/include/rtems/confdefs.h | 26 | ||||
-rw-r--r-- | cpukit/include/rtems/confdefs/wkspacesupport.h | 64 |
2 files changed, 65 insertions, 25 deletions
diff --git a/cpukit/include/rtems/confdefs.h b/cpukit/include/rtems/confdefs.h index ef1200419b..97e5b6d9fb 100644 --- a/cpukit/include/rtems/confdefs.h +++ b/cpukit/include/rtems/confdefs.h @@ -54,6 +54,7 @@ #include <rtems/confdefs/percpu.h> #include <rtems/confdefs/scheduler.h> #include <rtems/confdefs/threads.h> +#include <rtems/confdefs/wkspacesupport.h> #include <limits.h> @@ -101,31 +102,6 @@ extern "C" { /**@{*/ /** - * Zero of one returns 0 if the parameter is 0 else 1 is returned. - */ -#define _Configure_Zero_or_One(_number) ((_number) != 0 ? 1 : 0) - -/** - * General helper to align up a value. - */ -#define _Configure_Align_up(_val, _align) \ - (((_val) + (_align) - 1) - ((_val) + (_align) - 1) % (_align)) - -#define _CONFIGURE_HEAP_MIN_BLOCK_SIZE \ - _Configure_Align_up(sizeof(Heap_Block), CPU_HEAP_ALIGNMENT) - -/** - * This is a helper macro used in calculations in this file. It is used - * to noted when an element is allocated from the RTEMS Workspace and adds - * a factor to account for heap overhead plus an alignment factor that - * may be applied. - */ -#define _Configure_From_workspace(_size) \ - (uintptr_t) (_Configure_Zero_or_One(_size) * \ - _Configure_Align_up(_size + HEAP_BLOCK_HEADER_SIZE, \ - _CONFIGURE_HEAP_MIN_BLOCK_SIZE)) - -/** * This is a helper macro used in stack space calculations in this file. It * may be provided by the application in case a special task stack allocator * is used. The default is allocation from the RTEMS Workspace. diff --git a/cpukit/include/rtems/confdefs/wkspacesupport.h b/cpukit/include/rtems/confdefs/wkspacesupport.h new file mode 100644 index 0000000000..3dfb3b0d79 --- /dev/null +++ b/cpukit/include/rtems/confdefs/wkspacesupport.h @@ -0,0 +1,64 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSApplicationConfiguration + * + * @brief Configuration Options Workspace Support Macros + */ + +/* + * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de) + * + * 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. + */ + +#ifndef _RTEMS_CONFDEFS_WKSPACESUPPORT_H +#define _RTEMS_CONFDEFS_WKSPACESUPPORT_H + +#ifndef __CONFIGURATION_TEMPLATE_h +#error "Do not include this file directly, use <rtems/confdefs.h> instead" +#endif + +#ifdef CONFIGURE_INIT + +#include <rtems/score/heap.h> + +#define _Configure_Zero_or_one( _number ) ( ( _number ) != 0 ? 1 : 0 ) + +#define _Configure_Align_up( _val, _align ) \ + ( ( ( _val ) + ( _align ) - 1) - ( ( _val ) + ( _align ) - 1 ) % ( _align ) ) + +#define _CONFIGURE_HEAP_MIN_BLOCK_SIZE \ + _Configure_Align_up( sizeof( Heap_Block ), CPU_HEAP_ALIGNMENT ) + +#define _Configure_From_workspace( _size ) \ + ( (uintptr_t) ( _Configure_Zero_or_one( _size ) \ + * _Configure_Align_up( \ + _size + HEAP_BLOCK_HEADER_SIZE, \ + _CONFIGURE_HEAP_MIN_BLOCK_SIZE \ + ) ) ) + +#endif /* CONFIGURE_INIT */ + +#endif /* _RTEMS_CONFDEFS_WKSPACESUPPORT_H */ |