freebsd-dev/sys/arm/include/smp.h
Andrew Turner 59c3cb81c1 Rename ARM_INTRNG and MIPS_INTRNG to INTRNG. This will help with machine
independent code that needs to know about INTRNG such as PCI drivers.

Obtained from:	ABT Systems Ltd
Sponsored by:	The FreeBSD Foundation
2016-04-15 16:05:41 +00:00

54 lines
1.2 KiB
C

/* $FreeBSD$ */
#ifndef _MACHINE_SMP_H_
#define _MACHINE_SMP_H_
#include <sys/_cpuset.h>
#include <machine/pcb.h>
#ifdef INTRNG
enum {
IPI_AST,
IPI_PREEMPT,
IPI_RENDEZVOUS,
IPI_STOP,
IPI_STOP_HARD = IPI_STOP, /* These are synonyms on arm. */
IPI_HARDCLOCK,
IPI_TLB, /* Not used now, but keep it reserved. */
IPI_CACHE, /* Not used now, but keep it reserved. */
INTR_IPI_COUNT
};
#else
#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 /* Not used now, but keep it reserved. */
#define IPI_CACHE 8 /* Not used now, but keep it reserved. */
#endif /* INTRNG */
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 */
#ifndef INTRNG
void pic_ipi_send(cpuset_t cpus, u_int ipi);
void pic_ipi_clear(int ipi);
int pic_ipi_read(int arg);
#endif
/* Platform interface */
void platform_mp_setmaxid(void);
void platform_mp_start_ap(void);
/* global data in mp_machdep.c */
extern struct pcb stoppcbs[];
#endif /* !_MACHINE_SMP_H_ */