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#include <arch/types.h>
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#include <arch/types.h>
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#include <synch/spinlock.h>
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#include <synch/spinlock.h>
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#include <synch/synch.h>
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#include <synch/synch.h>
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#include <adt/list.h>
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#include <adt/list.h>
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/** Specifies behavior of the waitq_wakeup */
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typedef enum {
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    WAKEUP_FIRST = 0,           /**< Wakes up only the first sleeping thread, if there
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                                   aren't any sleeping threads increments missed wakeups */
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    WAKEUP_ALL = 1,             /**< Wakes up all sleeping threads AND zeroes out
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#define WAKEUP_FIRST    0
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                                   missed_wakeups */
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    WAKEUP_ALL_INC_MISSED,      /**< Wakes up all sleeping threads OR increments
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                                   missed_wakeups if there aren't any */
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#define WAKEUP_ALL  1
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} wakeup_all_flag_t;
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/** Wait queue structure. */
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/** Wait queue structure. */
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typedef struct {
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typedef struct {
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    /** Lock protecting wait queue structure.
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    /** Lock protecting wait queue structure.
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extern void waitq_initialize(waitq_t *wq);
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extern void waitq_initialize(waitq_t *wq);
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extern int waitq_sleep_timeout(waitq_t *wq, uint32_t usec, int flags);
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extern int waitq_sleep_timeout(waitq_t *wq, uint32_t usec, int flags);
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extern ipl_t waitq_sleep_prepare(waitq_t *wq);
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extern ipl_t waitq_sleep_prepare(waitq_t *wq);
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extern int waitq_sleep_timeout_unsafe(waitq_t *wq, uint32_t usec, int flags);
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extern int waitq_sleep_timeout_unsafe(waitq_t *wq, uint32_t usec, int flags);
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extern void waitq_sleep_finish(waitq_t *wq, int rc, ipl_t ipl);
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extern void waitq_sleep_finish(waitq_t *wq, int rc, ipl_t ipl);
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extern void waitq_wakeup(waitq_t *wq, bool all);
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extern void waitq_wakeup(waitq_t *wq, int all);
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extern void _waitq_wakeup_unsafe(waitq_t *wq, bool all);
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extern void _waitq_wakeup_unsafe(waitq_t *wq, int all);
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extern void waitq_interrupt_sleep(struct thread *t);
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extern void waitq_interrupt_sleep(struct thread *t);
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#endif
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#endif
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/** @}
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/** @}