forked from Imagelibrary/rtems
7d1b2cac53
* shared/bspgetworkarea.c: Switch from ssize_t to uintptr_t for bsp_get_work_area() since the work area is larger than a single allocatable object.
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
|
|
* This set of routines are the BSP specific initialization
|
|
* support routines.
|
|
*
|
|
* 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>
|
|
|
|
/* Tells us where to put the workspace in case remote debugger is present. */
|
|
extern uint32_t rdb_start;
|
|
|
|
/*
|
|
* 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,
|
|
uintptr_t *work_area_size,
|
|
void **heap_start,
|
|
uintptr_t *heap_size
|
|
)
|
|
{
|
|
/* must be identical to STACK_SIZE in start.S */
|
|
#define STACK_SIZE (16 * 1024)
|
|
|
|
*work_area_start = &end;
|
|
*work_area_size = (void *)rdb_start - (void *)&end - STACK_SIZE;
|
|
*heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA;
|
|
*heap_size = BSP_BOOTCARD_HEAP_SIZE_DEFAULT;
|
|
}
|