osfmk/i386/mp_events.h

   1 /*
   2  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 #ifndef __AT386_MP_EVENTS__
  23 #define __AT386_MP_EVENTS__
  24
  25 /* Interrupt types */
  26
  27 #ifndef ASSEMBLER
  28
  29 #include <sys/cdefs.h>
  30
  31 typedef enum {
  32         MP_TLB_FLUSH = 0,
  33         MP_KDP,
  34         MP_KDB,
  35         MP_AST,
  36         MP_RENDEZVOUS,
  37         MP_IDLE,
  38         MP_UNIDLE,
  39         MP_LAST
  40 } mp_event_t;
  41
  42 #define MP_EVENT_NAME_DECL()    \
  43 const char *mp_event_name[] = { \
  44         "MP_TLB_FLUSH",         \
  45         "MP_KDP",               \
  46         "MP_KDB",               \
  47         "MP_AST",               \
  48         "MP_RENDEZVOUS",        \
  49         "MP_IDLE",              \
  50         "MP_UNIDLE",            \
  51         "MP_LAST"               \
  52 }
  53
  54 typedef enum { SYNC, ASYNC } mp_sync_t;
  55
  56 __BEGIN_DECLS
  57
  58 extern void     i386_signal_cpu(int cpu, mp_event_t event, mp_sync_t mode);
  59 extern void     i386_signal_cpus(mp_event_t event, mp_sync_t mode);
  60 extern int      i386_active_cpus(void);
  61
  62 __END_DECLS
  63
  64 #endif
  65
  66 #endif