forked from Imagelibrary/rtems
38 lines
1005 B
C
38 lines
1005 B
C
/*
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* COPYRIGHT (c) 1989-2008.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#include <bsp.h>
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#include <rtems/libcsupport.h>
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#include <rtems/libio.h>
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#include <bsp/bootcard.h>
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void bsp_get_work_area(
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void **work_area_start,
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ssize_t *work_area_size,
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void **heap_start,
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ssize_t *heap_size
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)
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{
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uintptr_t workspace_ptr;
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workspace_ptr = (uintptr_t)
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sbrk(rtems_configuration_get_work_space_size() + CPU_ALIGNMENT);
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workspace_ptr += CPU_ALIGNMENT - 1;
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workspace_ptr &= ~(CPU_ALIGNMENT - 1);
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/* start with requested workspace + 1 MB for heap */
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*work_area_start = (void *) workspace_ptr;
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*work_area_size = rtems_configuration_get_work_space_size() +
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(1 * 1024 * 1024);
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*heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA;
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*heap_size = BSP_BOOTCARD_HEAP_SIZE_DEFAULT;
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}
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