1 /* $NetBSD: pset.h,v 1.4 2013/04/27 21:35:24 joerg Exp $ */ 2 3 /* 4 * Copyright (c) 2008, Mindaugas Rasiukevicius <rmind at NetBSD org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _SYS_PSET_H_ 30 #define _SYS_PSET_H_ 31 32 #include <sys/cdefs.h> 33 #include <sys/featuretest.h> 34 #include <sys/types.h> 35 36 /* Types of processor-sets */ 37 #define PS_NONE 0 38 #define PS_MYID -1 39 #define PS_QUERY -2 40 41 /* ID types for processor-set calls */ 42 #define P_MYID -1 43 #define P_PID 1 44 #define P_LWPID 2 45 46 /* For compatibility only */ 47 typedef cpuid_t processorid_t; 48 49 __BEGIN_DECLS 50 int pset_assign(psetid_t, cpuid_t, psetid_t *); 51 int pset_bind(psetid_t, idtype_t, id_t, psetid_t *); 52 int pset_create(psetid_t *); 53 int pset_destroy(psetid_t); 54 __END_DECLS 55 56 #ifdef _NETBSD_SOURCE 57 int _pset_bind(idtype_t, id_t, id_t, psetid_t, psetid_t *); 58 #endif /* _NETBSD_SOURCE */ 59 60 #ifdef _KERNEL 61 62 /* Processor-set structure */ 63 typedef struct { 64 int ps_flags; 65 } pset_info_t; 66 67 /* Flags */ 68 #define PSET_BUSY 0x01 69 70 void psets_init(void); 71 72 #endif /* _KERNEL */ 73 74 #endif /* _SYS_PSET_H_ */ 75