1/*-
2 * Copyright (c) 2008 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _MACHINE_SMP_H_
30#define _MACHINE_SMP_H_
31
32#ifdef _KERNEL
33
34#define	IPI_AST			0
35#define	IPI_PREEMPT		1
36#define	IPI_RENDEZVOUS		2
37#define	IPI_STOP		3
38#define	IPI_STOP_HARD		3
39#define	IPI_HARDCLOCK		4
40
41#ifndef LOCORE
42
43#include <sys/_cpuset.h>
44
45void	ipi_all_but_self(int ipi);
46void	ipi_cpu(int cpu, u_int ipi);
47void	ipi_selected(cpuset_t cpus, int ipi);
48
49struct cpuref {
50	uintptr_t	cr_hwref;
51	u_int		cr_cpuid;
52};
53
54void	pmap_cpu_bootstrap(int);
55void	cpudep_ap_early_bootstrap(void);
56uintptr_t cpudep_ap_bootstrap(void);
57void	cpudep_ap_setup(void);
58void	machdep_ap_bootstrap(void);
59
60#endif /* !LOCORE */
61#endif /* _KERNEL */
62#endif /* !_MACHINE_SMP_H */
63