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/*
* This routine is an implementation of the bsp_get_work_area()
* that can be used by all m68k BSPs following linkcmds conventions
* regarding heap, stack, and workspace allocation.
*
* COPYRIGHT (c) 1989-2008.
* 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.com/license/LICENSE.
*
* $Id$
*/
#include <bsp.h>
#include <bsp/bootcard.h>
/*
* These are provided by the linkcmds of ALL M68K BSPs which use this file.
*/
extern char _RamBase[];
extern char _WorkspaceBase[];
extern char _HeapSize[];
extern char _RamSize[];
/*
* This method returns the base address and size of the area which
* is to be allocated between the RTEMS Workspace and the C Program
* Heap.
*/
void bsp_get_work_area(
void **work_area_start,
size_t *work_area_size,
void **heap_start,
size_t *heap_size
)
{
*work_area_start = _WorkspaceBase;
*work_area_size = (unsigned long)_RamBase + (unsigned long) _RamSize -
(unsigned long)_WorkspaceBase;
*heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA;
*heap_size = (size_t) _HeapSize;
}
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