xref: /f-stack/freebsd/mips/include/smp.h (revision a9643ea8)
1 /*-
2  * ----------------------------------------------------------------------------
3  * "THE BEER-WARE LICENSE" (Revision 42):
4  * <[email protected]> wrote this file.  As long as you retain this notice you
5  * can do whatever you want with this stuff. If we meet some day, and you think
6  * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
7  * ----------------------------------------------------------------------------
8  *
9  *	from: src/sys/alpha/include/smp.h,v 1.8 2005/01/05 20:05:50 imp
10  *	JNPR: smp.h,v 1.3 2006/12/02 09:53:41 katta
11  * $FreeBSD$
12  *
13  */
14 
15 #ifndef _MACHINE_SMP_H_
16 #define	_MACHINE_SMP_H_
17 
18 #ifdef _KERNEL
19 
20 #include <sys/_cpuset.h>
21 
22 #include <machine/pcb.h>
23 
24 #ifdef INTRNG
25 # define MIPS_IPI_COUNT 	1
26 # define INTR_IPI_COUNT 	MIPS_IPI_COUNT
27 #endif
28 
29 /*
30  * Interprocessor interrupts for SMP.
31  */
32 #define	IPI_RENDEZVOUS		0x0002
33 #define	IPI_AST			0x0004
34 #define	IPI_STOP		0x0008
35 #define	IPI_STOP_HARD		0x0008
36 #define	IPI_PREEMPT		0x0010
37 #define	IPI_HARDCLOCK		0x0020
38 
39 #ifndef LOCORE
40 
41 void	ipi_all_but_self(int ipi);
42 void	ipi_cpu(int cpu, u_int ipi);
43 void	ipi_selected(cpuset_t cpus, int ipi);
44 void	smp_init_secondary(u_int32_t cpuid);
45 void	mpentry(void);
46 
47 extern struct pcb stoppcbs[];
48 
49 #endif /* !LOCORE */
50 #endif /* _KERNEL */
51 
52 #endif /* _MACHINE_SMP_H_ */
53