atomic.h File Reference

#include <stdbool.h>
#include <zephyr/toolchain.h>
#include <stddef.h>
#include <zephyr/types.h>
#include <zephyr/sys/util_macro.h>
#include <zephyr/sys/atomic_builtin.h>

Go to the source code of this file.

Macros
#define	ATOMIC_INIT(i)   (i)
	Initialize an atomic variable. More...
#define	ATOMIC_PTR_INIT(p)   (p)
	Initialize an atomic pointer variable. More...
#define	ATOMIC_BITMAP_SIZE(num_bits)   (1 + ((num_bits) - 1) / ATOMIC_BITS)
	This macro computes the number of atomic variables necessary to represent a bitmap with num_bits. More...
#define	ATOMIC_DEFINE(name, num_bits)    atomic_t name[ATOMIC_BITMAP_SIZE(num_bits)]
	Define an array of atomic variables. More...

Typedefs
typedef long	atomic_t
typedef atomic_t	atomic_val_t
typedef void *	atomic_ptr_t
typedef atomic_ptr_t	atomic_ptr_val_t

Functions
static bool	atomic_test_bit (const atomic_t *target, int bit)
	Atomically test a bit. More...
static bool	atomic_test_and_clear_bit (atomic_t *target, int bit)
	Atomically test and clear a bit. More...
static bool	atomic_test_and_set_bit (atomic_t *target, int bit)
	Atomically set a bit. More...
static void	atomic_clear_bit (atomic_t *target, int bit)
	Atomically clear a bit. More...
static void	atomic_set_bit (atomic_t *target, int bit)
	Atomically set a bit. More...
static void	atomic_set_bit_to (atomic_t *target, int bit, bool val)
	Atomically set a bit to a given value. More...

Typedef Documentation

atomic_ptr_t

typedef void* atomic_ptr_t

atomic_ptr_val_t

typedef atomic_ptr_t atomic_ptr_val_t

atomic_t

typedef long atomic_t

atomic_val_t

typedef atomic_t atomic_val_t