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2008-09-10 Joel Sherrill <joel.sherrill@oarcorp.com>

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* shared/bspgetworkarea.c: New file.
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Joel Sherrill
2008-09-10 20:32:30 +00:00
parent 018e3821cc
commit e993f5b1ba
2 changed files with 45 additions and 0 deletions
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c/src/lib/libbsp/bfin/ChangeLog
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2008-09-10 Joel Sherrill <joel.sherrill@oarcorp.com>
* shared/bspgetworkarea.c: New file.
2008-08-30 Joel Sherrill <joel.sherrill@OARcorp.com>
* acinclude.m4: Add bf537Stamp. Regenerate.
c/src/lib/libbsp/bfin/shared/bspgetworkarea.c
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/*
* 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>
#include <stdint.h>
extern int WorkArea;
extern int RamBase;
extern int 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
)
{
uintptr_t size;
size = (uintptr_t)&RamBase + (uintptr_t)&RamSize - (uintptr_t)&WorkArea;
*work_area_start = &WorkArea;
*work_area_size = size;
*heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA;
*heap_size = BSP_BOOTCARD_HEAP_SIZE_DEFAULT;
}