/*
* $FreeBSD: src/sys/ia64/include/smp.h,v 1.10 2005/08/06 20:28:19 marcel Exp $
*/
#ifndef _MACHINE_SMP_H_
#define _MACHINE_SMP_H_

#ifdef _KERNEL

/*
* Interprocessor interrupts for SMP. The following values are indices
* into the IPI vector table. The SAL gives us the vector used for AP
* wake-up. We base the other vectors on that. Keep IPI_AP_WAKEUP at
* index 0 and IPI_MCA_RENDEZ at index 1. See sal.c for details.
*/
/* Architecture specific IPIs. */
#define IPI_AP_WAKEUP           0
#define IPI_HIGH_FP             1
#define IPI_MCA_CMCV            2
#define IPI_MCA_RENDEZ          3
#define IPI_TEST                4
/* Machine independent IPIs. */
#define IPI_AST                 5
#define IPI_RENDEZVOUS          6
#define IPI_STOP                7

#define IPI_COUNT               8

#ifndef LOCORE

extern int ipi_vector[];

void    ipi_all(int ipi);
void    ipi_all_but_self(int ipi);
void    ipi_selected(u_int64_t cpus, int ipi);
void    ipi_self(int ipi);
void    ipi_send(u_int64_t lid, int ipi);

#endif /* !LOCORE */
#endif /* _KERNEL */
#endif /* !_MACHINE_SMP_H */