diff options
Diffstat (limited to 'include/rtems/score/cpuset.h')
-rw-r--r-- | include/rtems/score/cpuset.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/include/rtems/score/cpuset.h b/include/rtems/score/cpuset.h new file mode 100644 index 0000000000..ebdb35dfd1 --- /dev/null +++ b/include/rtems/score/cpuset.h @@ -0,0 +1,67 @@ +/** + * @file rtems/score/cpuset.h + * + * @brief Information About the CPU Set + * + * This include file contains all information about the thread + * CPU Set. + */ + +/* + * 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_CPUSET_H +#define _RTEMS_SCORE_CPUSET_H + +#include <rtems/score/basedefs.h> + +#ifdef __RTEMS_HAVE_SYS_CPUSET_H__ + +#include <sys/cpuset.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * @defgroup ScoreCpuset SuperCore CPU Set + * + * @ingroup Score + * + * This handler encapsulates functionality which is used in the management + * of thread's CPU set. + */ +/**@{*/ + +/** + * The following defines the control block used to manage the cpuset. + * The names do not include affinity in the front in case the set is + * ever used for something other than affinity. The usage in thread + * uses the attribute affinity such that accesses will read + * thread->affinity.set. + */ +typedef struct { + /** This is the size of the set */ + size_t setsize; + /** This is the preallocated space to store the set */ + cpu_set_t preallocated; + /** This is a pointer to the set in use */ + cpu_set_t *set; +} CPU_set_Control; + +/**@}*/ + +#ifdef __cplusplus +} +#endif + +#endif /* __RTEMS_HAVE_SYS_CPUSET_H__ */ + +#endif /* _RTEMS_SCORE_CPUSET_H */ +/* end of include file */ |