blob: 7e70761069915dc5ae3a75bb3ba9268eff588504 (
plain) (
tree)
|
|
/**
* @file
*
* @brief Greedy Allocate that Empties the Workspace and Free
* @ingroup ClassicRTEMS
*/
/*
* Copyright (c) 2012 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Obere Lagerstr. 30
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/rtems/support.h>
#include <rtems/score/apimutex.h>
#include <rtems/score/heapimpl.h>
#include <rtems/score/threaddispatch.h>
#include <rtems/score/wkspace.h>
void *rtems_workspace_greedy_allocate(
const uintptr_t *block_sizes,
size_t block_count
)
{
void *opaque;
_RTEMS_Lock_allocator();
opaque = _Heap_Greedy_allocate( &_Workspace_Area, block_sizes, block_count );
_RTEMS_Unlock_allocator();
return opaque;
}
void *rtems_workspace_greedy_allocate_all_except_largest(
uintptr_t *allocatable_size
)
{
void *opaque;
_RTEMS_Lock_allocator();
opaque = _Heap_Greedy_allocate_all_except_largest(
&_Workspace_Area,
allocatable_size
);
_RTEMS_Unlock_allocator();
return opaque;
}
void rtems_workspace_greedy_free( void *opaque )
{
_RTEMS_Lock_allocator();
_Heap_Greedy_free( &_Workspace_Area, opaque );
_RTEMS_Unlock_allocator();
}
|