NetBSD/sys/arch/mips/include/cpuset.h
matt e544d50473 Major merge forward from matt-nb5-mips64.
New fixup code.
New common SPL code.
New common interrupt code.
Move related variables into structures.
Cleanup locore (move MD variable into it).
Kill StudlyCaps
Use PCU for FPU
2011-02-20 07:45:46 +00:00

51 lines
2.1 KiB
C

/* $NetBSD: cpuset.h,v 1.2 2011/02/20 07:45:47 matt 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 _MIPS_CPUSET_H_
#define _MIPS_CPUSET_H_
#include <sys/atomic.h>
#define CPUSET_SINGLE(cpu) ((__cpuset_t)1 << (cpu))
#define CPUSET_ADD(set, cpu) atomic_or_64(&(set), CPUSET_SINGLE(cpu))
#define CPUSET_DEL(set, cpu) atomic_and_64(&(set), ~CPUSET_SINGLE(cpu))
#define CPUSET_SUB(set1, set2) atomic_and_64(&(set1), ~(set2))
#define CPUSET_EXCEPT(set, cpu) ((set) & ~CPUSET_SINGLE(cpu))
#define CPUSET_HAS_P(set, cpu) ((set) & CPUSET_SINGLE(cpu))
#define CPUSET_NEXT(set) (ffs(set) - 1)
#define CPUSET_EMPTY_P(set) ((set) == (__cpuset_t)0)
#define CPUSET_EQUAL_P(set1, set2) ((set1) == (set2))
#define CPUSET_CLEAR(set) ((set) = (__cpuset_t)0)
#define CPUSET_ASSIGN(set1, set2) ((set1) = (set2))
#endif /* _MIPS_CPUSET_H_ */