1/*-
2 * Copyright (c) 2014 Andrew Turner <andrew@FreeBSD.org>
3 * Copyright (c) 2015 The FreeBSD Foundation
4 * All rights reserved.
5 *
6 * This software was developed by Andrew Turner under sponsorship from
7 * the FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32
33#ifndef	_MACHINE_SMP_H_
34#define	_MACHINE_SMP_H_
35
36#include <machine/pcb.h>
37
38enum {
39	IPI_AST,
40	IPI_PREEMPT,
41	IPI_RENDEZVOUS,
42	IPI_STOP,
43	IPI_STOP_HARD,
44	IPI_HARDCLOCK,
45	INTR_IPI_COUNT,
46};
47
48void	ipi_all_but_self(u_int ipi);
49void	ipi_cpu(int cpu, u_int ipi);
50void	ipi_selected(cpuset_t cpus, u_int ipi);
51
52/* global data in mp_machdep.c */
53extern struct pcb               stoppcbs[];
54
55#endif /* !_MACHINE_SMP_H_ */
56