/* $FreeBSD$ */

#ifndef _MACHINE_SMP_H_
#define _MACHINE_SMP_H_

#include <sys/_cpuset.h>
#include <machine/pcb.h>

#define IPI_AST		0
#define IPI_PREEMPT	2
#define IPI_RENDEZVOUS	3
#define IPI_STOP	4
#define IPI_STOP_HARD	4
#define IPI_HARDCLOCK	6
#define IPI_TLB		7

void	init_secondary(int cpu);
void	mpentry(void);

void	ipi_all_but_self(u_int ipi);
void	ipi_cpu(int cpu, u_int ipi);
void	ipi_selected(cpuset_t cpus, u_int ipi);

/* PIC interface */
void	pic_ipi_send(cpuset_t cpus, u_int ipi);
void	pic_ipi_clear(int ipi);
int	pic_ipi_get(int arg);

/* Platform interface */
void	platform_mp_setmaxid(void);
int	platform_mp_probe(void);
void	platform_mp_start_ap(void);
void	platform_mp_init_secondary(void);

void	platform_ipi_send(cpuset_t cpus, u_int ipi);

/* global data in mp_machdep.c */
extern struct pcb               stoppcbs[];

#endif /* !_MACHINE_SMP_H_ */