LCOM1920-T02G10

/*        $NetBSD: kcpuset.h,v 1.11 2014/05/19 20:39:23 rmind Exp $        */

/*-

 * Copyright (c) 2008, 2011 The NetBSD Foundation, Inc.

 * All rights reserved.

 *

 * This code is derived from software contributed to The NetBSD Foundation

 * by Christos Zoulas and Mindaugas Rasiukevicius.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS

 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED

 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS

 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef        _SYS_KCPUSET_H_

#define        _SYS_KCPUSET_H_

struct kcpuset;

typedef struct kcpuset        kcpuset_t;

#ifdef _KERNEL

#include <sys/sched.h>

void                kcpuset_sysinit(void);

void                kcpuset_create(kcpuset_t **, bool);

void                kcpuset_clone(kcpuset_t **, const kcpuset_t *);

void                kcpuset_destroy(kcpuset_t *);

void                kcpuset_copy(kcpuset_t *, const kcpuset_t *);

void                kcpuset_use(kcpuset_t *);

void                kcpuset_unuse(kcpuset_t *, kcpuset_t **);

int                kcpuset_copyin(const cpuset_t *, kcpuset_t *, size_t);

int                kcpuset_copyout(kcpuset_t *, cpuset_t *, size_t);

void                kcpuset_zero(kcpuset_t *);

void                kcpuset_fill(kcpuset_t *);

void                kcpuset_set(kcpuset_t *, cpuid_t);

void                kcpuset_clear(kcpuset_t *, cpuid_t);

bool                kcpuset_isset(const kcpuset_t *, cpuid_t);

bool                kcpuset_isotherset(const kcpuset_t *, cpuid_t);

bool                kcpuset_iszero(const kcpuset_t *);

bool                kcpuset_intersecting_p(const kcpuset_t *, const kcpuset_t *);

bool                kcpuset_match(const kcpuset_t *, const kcpuset_t *);

void                kcpuset_intersect(kcpuset_t *, const kcpuset_t *);

void                kcpuset_merge(kcpuset_t *, const kcpuset_t *);

void                kcpuset_remove(kcpuset_t *, const kcpuset_t *);

int                kcpuset_countset(const kcpuset_t *);

cpuid_t                kcpuset_ffs(const kcpuset_t *);

cpuid_t                kcpuset_ffs_intersecting(const kcpuset_t *, const kcpuset_t *);

void                kcpuset_atomic_set(kcpuset_t *, cpuid_t);

void                kcpuset_atomic_clear(kcpuset_t *, cpuid_t);

void                kcpuset_atomicly_zero(kcpuset_t *);

void                kcpuset_atomicly_intersect(kcpuset_t *, const kcpuset_t *);

void                kcpuset_atomicly_merge(kcpuset_t *, const kcpuset_t *);

void                kcpuset_atomicly_remove(kcpuset_t *, const kcpuset_t *);

void                kcpuset_export_u32(const kcpuset_t *, uint32_t *, size_t);

#endif

#endif /* _SYS_KCPUSET_H_ */