freebsd-dev/sys/ia64/include/smp.h
2001-12-30 09:41:29 +00:00

36 lines
754 B
C

/*
* $FreeBSD$
*/
#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.
*/
#define IPI_AP_WAKEUP 0 /* ia64 specific */
#define IPI_AST 1
#define IPI_RENDEZVOUS 2
#define IPI_STOP 3
#define IPI_TEST 4 /* ia64 specific */
#define IPI_COUNT 5
#ifndef LOCORE
extern int mp_hardware;
extern int mp_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);
#endif /* !LOCORE */
#endif /* _KERNEL */
#endif /* !_MACHINE_SMP_H */