include/nucleus/sched-idle.h

Go to the documentation of this file.

#ifndef _XENO_NUCLEUS_SCHED_IDLE_H
#define _XENO_NUCLEUS_SCHED_IDLE_H

#ifndef _XENO_NUCLEUS_SCHED_H
#error "please don't include nucleus/sched-idle.h directly"
#endif

/* Idle priority level - actually never used for indexing. */
#define XNSCHED_IDLE_PRIO       -1

#if defined(__KERNEL__) || defined(__XENO_SIM__)

extern struct xnsched_class xnsched_class_idle;

#define xnsched_class_default xnsched_class_rt

static inline void __xnsched_idle_setparam(struct xnthread *thread,
                                           const union xnsched_policy_param *p)
{
        thread->cprio = p->idle.prio;
}

static inline void __xnsched_idle_getparam(struct xnthread *thread,
                                           union xnsched_policy_param *p)
{
        p->idle.prio = thread->cprio;
}

static inline void __xnsched_idle_trackprio(struct xnthread *thread,
                                            const union xnsched_policy_param *p)
{
        if (p)
                __xnsched_idle_setparam(thread, p);
        else
                thread->cprio = XNSCHED_IDLE_PRIO;
}

static inline int xnsched_idle_init_tcb(struct xnthread *thread)
{
        return 0;
}

#endif /* __KERNEL__ || __XENO_SIM__ */

#endif /* !_XENO_NUCLEUS_SCHED_IDLE_H */

---