xref: /freebsd/sys/arm/include/smp.h (revision d4ae33f0721c1b170fe37d97e395228ffcfb3f80)
1 /* $FreeBSD$ */
2 
3 #ifndef _MACHINE_SMP_H_
4 #define _MACHINE_SMP_H_
5 
6 #include <sys/_cpuset.h>
7 #include <machine/pcb.h>
8 
9 #define IPI_AST		0
10 #define IPI_PREEMPT	2
11 #define IPI_RENDEZVOUS	3
12 #define IPI_STOP	4
13 #define IPI_STOP_HARD	5
14 #define IPI_HARDCLOCK	6
15 #define IPI_TLB		7
16 
17 void	init_secondary(int cpu);
18 
19 void	ipi_all_but_self(u_int ipi);
20 void	ipi_cpu(int cpu, u_int ipi);
21 void	ipi_selected(cpuset_t cpus, u_int ipi);
22 
23 /* PIC interface */
24 void	pic_ipi_send(cpuset_t cpus, u_int ipi);
25 void	pic_ipi_clear(int ipi);
26 int	pic_ipi_get(int arg);
27 
28 /* Platform interface */
29 void	platform_mp_setmaxid(void);
30 int	platform_mp_probe(void);
31 void	platform_mp_start_ap(void);
32 void	platform_mp_init_secondary(void);
33 
34 void	platform_ipi_send(cpuset_t cpus, u_int ipi);
35 
36 /* global data in mp_machdep.c */
37 extern struct pcb               stoppcbs[];
38 
39 #endif /* !_MACHINE_SMP_H_ */
40