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/**
* @file rtems/score/cpusetimpl.h
*
* @brief Implementation Prototypes for CPU Set
*
* This file contains the implementation prototypes for
* CPU set methods.
*/
/*
* COPYRIGHT (c) 2014.
* 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.
*/
#ifndef _RTEMS_SCORE_CPUSETIMPL_H
#define _RTEMS_SCORE_CPUSETIMPL_H
#include <rtems/score/cpuset.h>
#include <rtems/score/smp.h>
#include <limits.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __RTEMS_HAVE_SYS_CPUSET_H__
/**
* _CPU_set_Is_valid
*
* This routine validates a cpuset size corresponds to
* the system correct size, that at least one
* valid cpu is set and that no invalid cpus are set.
*/
bool _CPU_set_Is_valid( const cpu_set_t *cpuset, size_t setsize );
/**
* _CPU_set_Show
*
* This routine will print the value of the given cpuset.
*/
void _CPU_set_Show( const char *description, const cpu_set_t *cpuset);
/**
* _CPU_set_Show_default
*
* This routine will print the value of the default cpuset.
*/
void _CPU_set_Show_default( const char *description );
/**
* _CPU_set_Default
*
* This routine returns the default cpuset for
* this system.
*/
const CPU_set_Control *_CPU_set_Default(void);
RTEMS_INLINE_ROUTINE size_t _CPU_set_Maximum_CPU_count(
size_t cpusetsize
)
{
return cpusetsize * CHAR_BIT;
}
RTEMS_INLINE_ROUTINE bool _CPU_set_Is_large_enough(
size_t cpusetsize
)
{
return _CPU_set_Maximum_CPU_count( cpusetsize )
>= _SMP_Get_processor_count();
}
#endif
/**
* _CPU_set_Handler_initialization
*
* This routine validates a cpuset sets at least one
* valid cpu and that it does not set any invalid
* cpus.
*/
#if __RTEMS_HAVE_SYS_CPUSET_H__ && defined( RTEMS_SMP )
void _CPU_set_Handler_initialization(void);
#else
#define _CPU_set_Handler_initialization() do { } while ( 0 )
#endif
/**@}*/
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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