forked from Imagelibrary/rtems
01557b0c6e
Use the heap handler statistics instead. Add heap walk option to MALLOC shell command. close #1367
71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
/**
|
|
* @file
|
|
*
|
|
* @brief RTEMS_Malloc_Initialize() implementation.
|
|
*/
|
|
|
|
/*
|
|
* COPYRIGHT (c) 1989-2012.
|
|
* 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.org/license/LICENSE.
|
|
*/
|
|
|
|
#if HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <rtems/malloc.h>
|
|
|
|
#include "malloc_p.h"
|
|
|
|
#ifdef RTEMS_NEWLIB
|
|
void RTEMS_Malloc_Initialize(
|
|
const Heap_Area *areas,
|
|
size_t area_count,
|
|
Heap_Initialization_or_extend_handler extend
|
|
)
|
|
{
|
|
Heap_Control *heap = RTEMS_Malloc_Heap;
|
|
|
|
if ( !rtems_configuration_get_unified_work_area() ) {
|
|
Heap_Initialization_or_extend_handler init_or_extend = _Heap_Initialize;
|
|
uintptr_t page_size = CPU_HEAP_ALIGNMENT;
|
|
size_t i;
|
|
|
|
for (i = 0; i < area_count; ++i) {
|
|
const Heap_Area *area = &areas [i];
|
|
uintptr_t space_available = (*init_or_extend)(
|
|
heap,
|
|
area->begin,
|
|
area->size,
|
|
page_size
|
|
);
|
|
|
|
if ( space_available > 0 ) {
|
|
init_or_extend = extend;
|
|
}
|
|
}
|
|
|
|
if ( init_or_extend == _Heap_Initialize ) {
|
|
_Terminate(
|
|
INTERNAL_ERROR_CORE,
|
|
true,
|
|
INTERNAL_ERROR_NO_MEMORY_FOR_HEAP
|
|
);
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
void RTEMS_Malloc_Initialize(
|
|
Heap_Area *areas,
|
|
size_t area_count,
|
|
Heap_Initialization_or_extend_handler extend
|
|
)
|
|
{
|
|
/* FIXME: Dummy function */
|
|
}
|
|
#endif
|