48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
|
/*
|
||
|
|
* Copyright (C) 2018 Alibaba Group Holding Limited
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
modification history
|
||
|
|
--------------------
|
||
|
|
21jan2018,WangMin writen.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
DESCRIPTION
|
||
|
|
This file provides base type of cpu set and method for cpu set.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __cpuset_h__
|
||
|
|
#define __cpuset_h__
|
||
|
|
|
||
|
|
#include "k_atomic.h"
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* typedefs */
|
||
|
|
|
||
|
|
typedef unsigned int cpuset_t;
|
||
|
|
|
||
|
|
#define CPUSET_ATOMIC_SET(cpuset, n) \
|
||
|
|
(void) rhino_atomic_or ((atomic_t *) &(cpuset), 1 << (n))
|
||
|
|
#define CPUSET_ATOMIC_CLR(cpuset, n) \
|
||
|
|
(void) rhino_atomic_and ((atomic_t *) &(cpuset), ~((1 << (n))))
|
||
|
|
#define CPUSET_ATOMIC_COPY(cpusetDst, cpusetSrc) \
|
||
|
|
(void) rhino_atomic_set ((atomic_t *) &(cpusetDst), (atomic_t) (cpusetSrc))
|
||
|
|
|
||
|
|
#define CPUSET_CLR(cpuset, n) ((cpuset) &= ~(1 << (n)))
|
||
|
|
#define CPUSET_ZERO(cpuset) ((cpuset) = 0)
|
||
|
|
#define CPUSET_IS_ZERO(cpuset) ((cpuset) == 0)
|
||
|
|
#define CPUSET_SET(cpuset, n) ((cpuset) |= (1 << (n)))
|
||
|
|
#define CPUSET_ISSET(cpuset, n) ((cpuset) & (1 << (n)))
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __cpuset_h__ */
|
||
|
|
|