/* $NetBSD: cpuset.h,v 1.8 2008/04/28 20:23:37 martin Exp $ */ /*- * Copyright (c) 2004 The NetBSD Foundation, Inc. * All rights reserved. * * 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 _SPARC64_CPUSET_H_ #define _SPARC64_CPUSET_H_ #define CPUSET_MAXNUMCPU 64 typedef uint64_t sparc64_cpuset_t; extern volatile sparc64_cpuset_t cpus_active; #define CPUSET_SINGLE(cpu) ((sparc64_cpuset_t)1 << (cpu)) #define CPUSET_ADD(set, cpu) ((set) |= CPUSET_SINGLE(cpu)) #define CPUSET_DEL(set, cpu) ((set) &= ~CPUSET_SINGLE(cpu)) #define CPUSET_SUB(set1, set2) ((set1) &= ~(set2)) #define CPUSET_EXCEPT(set, cpu) ((set) & ~CPUSET_SINGLE(cpu)) #define CPUSET_HAS(set, cpu) ((set) & CPUSET_SINGLE(cpu)) #define CPUSET_NEXT(set) (ffs(set) - 1) #define CPUSET_EMPTY(set) ((set) == (sparc64_cpuset_t)0) #define CPUSET_EQUAL(set1, set2) ((set1) == (set2)) #define CPUSET_CLEAR(set) ((set) = (sparc64_cpuset_t)0) #define CPUSET_ASSIGN(set1, set2) ((set1) = (set2)) #endif /* _SPARC64_CPUSET_H_ */ |