| 1 | /* $NetBSD: pset.h,v 1.5 2016/04/02 20:38:40 christos 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 | #include <sys/idtype.h> |
| 36 | |
| 37 | /* Types of processor-sets */ |
| 38 | #define PS_NONE 0 |
| 39 | #define PS_MYID -1 |
| 40 | #define PS_QUERY -2 |
| 41 | |
| 42 | /* For compatibility only */ |
| 43 | typedef cpuid_t processorid_t; |
| 44 | |
| 45 | __BEGIN_DECLS |
| 46 | int pset_assign(psetid_t, cpuid_t, psetid_t *); |
| 47 | int pset_bind(psetid_t, idtype_t, id_t, psetid_t *); |
| 48 | int pset_create(psetid_t *); |
| 49 | int pset_destroy(psetid_t); |
| 50 | __END_DECLS |
| 51 | |
| 52 | #ifdef _NETBSD_SOURCE |
| 53 | int _pset_bind(idtype_t, id_t, id_t, psetid_t, psetid_t *); |
| 54 | #endif /* _NETBSD_SOURCE */ |
| 55 | |
| 56 | #ifdef _KERNEL |
| 57 | |
| 58 | /* Processor-set structure */ |
| 59 | typedef struct { |
| 60 | int ps_flags; |
| 61 | } pset_info_t; |
| 62 | |
| 63 | /* Flags */ |
| 64 | #define PSET_BUSY 0x01 |
| 65 | |
| 66 | void psets_init(void); |
| 67 | |
| 68 | #endif /* _KERNEL */ |
| 69 | |
| 70 | #endif /* _SYS_PSET_H_ */ |
| 71 | |