60 lines
2.6 KiB
C
60 lines
2.6 KiB
C
/* $NetBSD: cpuset.h,v 1.2 2004/03/14 21:12:08 simonb Exp $ */
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/*-
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* Copyright (c) 2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SPARC64_CPUSET_H_
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#define _SPARC64_CPUSET_H_
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typedef uint64_t cpuset_t;
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extern __volatile cpuset_t cpus_active;
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#define CPUSET_SINGLE(cpu) ((cpuset_t)1 << (cpu))
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#define CPUSET_ADD(set, cpu) ((set) |= CPUSET_SINGLE(cpu))
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#define CPUSET_DEL(set, cpu) ((set) &= ~CPUSET_SINGLE(cpu))
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#define CPUSET_SUB(set1, set2) ((set1) &= ~(set2))
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#define CPUSET_ALL(set) ((set) = (cpuset_t)-1)
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#define CPUSET_ALL_BUT(set, cpu) ((set) = ~CPUSET_SINGLE(cpu))
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#define CPUSET_HAS(set, cpu) ((set) & CPUSET_SINGLE(cpu))
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#define CPUSET_NEXT(set) (ffs(set) - 1)
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#define CPUSET_EMPTY(set) ((set) == (cpuset_t)0)
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#define CPUSET_EQUAL(set1, set2) ((set1) == (set2))
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#define CPUSET_CLEAR(set) ((set) = (cpuset_t)0)
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#define CPUSET_ASSIGN(set1, set2) ((set1) = (set2))
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#endif /* _SPARC64_CPUSET_H_ */
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