smp.h revision 183439 
1/*
2 * $FreeBSD: head/sys/ia64/include/smp.h 183439 2008-09-28 18:34:14Z marius $
3 */
4#ifndef _MACHINE_SMP_H_
5#define _MACHINE_SMP_H_
6
7#ifdef _KERNEL
8
9/*
10 * Interprocessor interrupts for SMP. The following values are indices
11 * into the IPI vector table. The SAL gives us the vector used for AP
12 * wake-up. We base the other vectors on that. Keep IPI_AP_WAKEUP at
13 * index 0. See sal.c for details.
14 */
15/* Architecture specific IPIs. */
16#define	IPI_AP_WAKEUP		0
17#define	IPI_HIGH_FP		1
18#define	IPI_MCA_CMCV		2
19#define	IPI_MCA_RENDEZ		3
20/* Machine independent IPIs. */
21#define	IPI_AST			4
22#define	IPI_RENDEZVOUS		5
23#define	IPI_STOP		6
24#define	IPI_PREEMPT		7
25
26#define	IPI_COUNT		8
27
28#ifndef LOCORE
29
30struct pcpu;
31
32extern int ipi_vector[];
33
34void	ipi_all_but_self(int ipi);
35void	ipi_selected(cpumask_t cpus, int ipi);
36void	ipi_send(struct pcpu *, int ipi);
37
38#endif /* !LOCORE */
39#endif /* _KERNEL */
40#endif /* !_MACHINE_SMP_H */
41