smp.h revision 140555 
1/*-
2 * ----------------------------------------------------------------------------
3 * "THE BEER-WARE LICENSE" (Revision 42):
4 * <phk@FreeBSD.org> 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 * $FreeBSD: head/sys/amd64/include/smp.h 140555 2005-01-21 06:01:20Z peter $
10 *
11 */
12
13#ifndef _MACHINE_SMP_H_
14#define _MACHINE_SMP_H_
15
16#ifdef _KERNEL
17
18#ifdef SMP
19
20#ifndef LOCORE
21
22#include <sys/bus.h>
23#include <machine/frame.h>
24#include <machine/intr_machdep.h>
25#include <machine/apicvar.h>
26
27/* global symbols in mpboot.S */
28extern char			mptramp_start[];
29extern char			mptramp_end[];
30extern u_int32_t		mptramp_pagetables;
31
32/* global data in mp_machdep.c */
33extern int			mp_naps;
34extern int			boot_cpu_id;
35extern struct pcb		stoppcbs[];
36extern struct mtx		smp_tlb_mtx;
37
38/* IPI handlers */
39inthand_t
40	IDTVEC(invltlb),	/* TLB shootdowns - global */
41	IDTVEC(invlpg),		/* TLB shootdowns - 1 page */
42	IDTVEC(invlrng),	/* TLB shootdowns - page range */
43	IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */
44	IDTVEC(cpustop),	/* CPU stops & waits to be restarted */
45	IDTVEC(rendezvous);	/* handle CPU rendezvous */
46
47/* functions in mp_machdep.c */
48void	cpu_add(u_int apic_id, char boot_cpu);
49void	init_secondary(void);
50void	ipi_selected(u_int cpus, u_int ipi);
51void	ipi_all(u_int ipi);
52void	ipi_all_but_self(u_int ipi);
53void	ipi_self(u_int ipi);
54void	forward_statclock(void);
55void	forward_hardclock(void);
56void 	ipi_bitmap_handler(struct clockframe frame);
57u_int	mp_bootaddress(u_int);
58int	mp_grab_cpu_hlt(void);
59void	mp_topology(void);
60void	smp_invlpg(vm_offset_t addr);
61void	smp_masked_invlpg(u_int mask, vm_offset_t addr);
62void	smp_invlpg_range(vm_offset_t startva, vm_offset_t endva);
63void	smp_masked_invlpg_range(u_int mask, vm_offset_t startva,
64	    vm_offset_t endva);
65void	smp_invltlb(void);
66void	smp_masked_invltlb(u_int mask);
67
68#endif /* !LOCORE */
69#endif /* SMP */
70
71#endif /* _KERNEL */
72#endif /* _MACHINE_SMP_H_ */
73