memory.h File Reference

Memory Handler API. More...

#include <rtems/score/basedefs.h>
#include <rtems/score/assert.h>

Go to the source code of this file.

Data Structures
struct	Memory_Area
	The memory area description. More...
struct	Memory_Information
	The memory information. More...

Macros
#define	MEMORY_INFORMATION_INITIALIZER(areas)   { RTEMS_ARRAY_SIZE( areas ), ( areas ) }
	Statically initialize a memory information. More...
#define	MEMORY_INITIALIZER(begin, end)   { ( begin ), ( begin ), ( end ) }
	Statically initialize a memory area. More...

Functions
RTEMS_INLINE_ROUTINE size_t	_Memory_Get_count (const Memory_Information *information)
	Get the memory area count. More...
RTEMS_INLINE_ROUTINE Memory_Area *	_Memory_Get_area (const Memory_Information *information, size_t index)
	Get a memory area by index. More...
RTEMS_INLINE_ROUTINE void	_Memory_Initialize (Memory_Area *area, void *begin, void *end)
	Initialize the memory area. More...
RTEMS_INLINE_ROUTINE void	_Memory_Initialize_by_size (Memory_Area *area, void *begin, uintptr_t size)
	Initialize the memory area by size. More...
RTEMS_INLINE_ROUTINE const void *	_Memory_Get_begin (const Memory_Area *area)
	Get the memory area begin. More...
RTEMS_INLINE_ROUTINE void	_Memory_Set_begin (Memory_Area *area, const void *begin)
	Set the memory area begin. More...
RTEMS_INLINE_ROUTINE const void *	_Memory_Get_end (const Memory_Area *area)
	Get the memory area end. More...
RTEMS_INLINE_ROUTINE void	_Memory_Set_end (Memory_Area *area, const void *end)
	Set the memory area end. More...
RTEMS_INLINE_ROUTINE uintptr_t	_Memory_Get_size (const Memory_Area *area)
	Get the memory area size. More...
RTEMS_INLINE_ROUTINE void *	_Memory_Get_free_begin (const Memory_Area *area)
	Get the begin of the free area of the memory area. More...
RTEMS_INLINE_ROUTINE void	_Memory_Set_free_begin (Memory_Area *area, void *begin)
	Set the begin of the free area of the memory area. More...
RTEMS_INLINE_ROUTINE uintptr_t	_Memory_Get_free_size (const Memory_Area *area)
	Get the size of the free memory area of the memory area. More...
RTEMS_INLINE_ROUTINE void	_Memory_Consume (Memory_Area *area, uintptr_t consume)
	Consume the specified size from the free memory area of the memory area. More...
const Memory_Information *	_Memory_Get (void)
	Return the memory information of this platform. More...
void *	_Memory_Allocate (const Memory_Information *information, uintptr_t size, uintptr_t alignment)
	Allocate a memory area from the memory information. More...
void	_Memory_Fill (const Memory_Information *information, int c)
	Fill all free memory areas of the memory information with a constant byte. More...
void	_Memory_Zero_free_areas (void)
	Zeros all free memory areas of the system.
void	_Memory_Dirty_free_areas (void)
	Dirty all free memory areas of the system.

Variables
const bool	_Memory_Zero_before_use
	Indicates if the memory is zeroed during system initialization. More...

Detailed Description

Memory Handler API.