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 *
| 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/i386/include/smp.h 291688 2015-12-03 11:14:14Z kib $
| 9 * $FreeBSD: head/sys/i386/include/smp.h 291949 2015-12-07 17:41:20Z kib $
|
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
| 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 <x86/x86_smp.h>
23
|
22#include <sys/bus.h>
23#include <machine/frame.h>
24#include <machine/intr_machdep.h>
25#include <x86/apicvar.h>
26#include <machine/pcb.h>
27
28/* global data in mpboot.s */
| 24#include <sys/bus.h>
25#include <machine/frame.h>
26#include <machine/intr_machdep.h>
27#include <x86/apicvar.h>
28#include <machine/pcb.h>
29
30/* global data in mpboot.s */
|
29extern int bootMP_size;
| 31extern int bootMP_size;
|
30
31/* functions in mpboot.s */
| 32
33/* functions in mpboot.s */
|
32void bootMP(void);
| 34void bootMP(void);
|
33
| 35
|
34/* global data in mp_machdep.c */
35extern int mp_naps;
36extern int boot_cpu_id;
37extern struct pcb stoppcbs[];
38extern int cpu_apic_ids[];
39extern int bootAP;
40extern void *dpcpu;
41extern char *bootSTK;
42extern void *bootstacks[];
43extern volatile u_int cpu_ipi_pending[];
44extern volatile int aps_ready;
45extern struct mtx ap_boot_mtx;
46extern int cpu_logical;
47extern int cpu_cores;
48extern volatile int smp_tlb_wait;
49extern u_int xhits_gbl[];
50extern u_int xhits_pg[];
51extern u_int xhits_rng[];
52extern u_int ipi_global;
53extern u_int ipi_page;
54extern u_int ipi_range;
55extern u_int ipi_range_size;
56
57struct cpu_info {
58 int cpu_present:1;
59 int cpu_bsp:1;
60 int cpu_disabled:1;
61 int cpu_hyperthread:1;
62};
63extern struct cpu_info cpu_info[];
64
65#ifdef COUNT_IPIS
66extern u_long *ipi_invltlb_counts[MAXCPU];
67extern u_long *ipi_invlrng_counts[MAXCPU];
68extern u_long *ipi_invlpg_counts[MAXCPU];
69extern u_long *ipi_invlcache_counts[MAXCPU];
70extern u_long *ipi_rendezvous_counts[MAXCPU];
71#endif
72
73/* IPI handlers */
74inthand_t
75 IDTVEC(invltlb), /* TLB shootdowns - global */
76 IDTVEC(invlpg), /* TLB shootdowns - 1 page */
77 IDTVEC(invlrng), /* TLB shootdowns - page range */
78 IDTVEC(invlcache), /* Write back and invalidate cache */
79 IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */
80 IDTVEC(cpustop), /* CPU stops & waits to be restarted */
81 IDTVEC(cpususpend), /* CPU suspends & waits to be resumed */
82 IDTVEC(rendezvous); /* handle CPU rendezvous */
83
84/* functions in mp_machdep.c */
85void assign_cpu_ids(void);
86void cpu_add(u_int apic_id, char boot_cpu);
87void cpustop_handler(void);
88void cpususpend_handler(void);
89void init_secondary_tail(void);
90void invltlb_handler(void);
91void invlpg_handler(void);
92void invlrng_handler(void);
93void invlcache_handler(void);
94void init_secondary(void);
95void ipi_startup(int apic_id, int vector);
96void ipi_all_but_self(u_int ipi);
97void ipi_bitmap_handler(struct trapframe frame);
98void ipi_cpu(int cpu, u_int ipi);
99int ipi_nmi_handler(void);
100void ipi_selected(cpuset_t cpus, u_int ipi);
101u_int mp_bootaddress(u_int);
102void set_interrupt_apic_ids(void);
103void smp_cache_flush(void);
104void smp_masked_invlpg(cpuset_t mask, vm_offset_t addr);
105void smp_masked_invlpg_range(cpuset_t mask, vm_offset_t startva,
106 vm_offset_t endva);
107void smp_masked_invltlb(cpuset_t mask, struct pmap *pmap);
108void mem_range_AP_init(void);
109void topo_probe(void);
110void ipi_send_cpu(int cpu, u_int ipi);
111
| |
112#endif /* !LOCORE */
113#endif /* SMP */
114
115#endif /* _KERNEL */
116#endif /* _MACHINE_SMP_H_ */
| 36#endif /* !LOCORE */
37#endif /* SMP */
38
39#endif /* _KERNEL */
40#endif /* _MACHINE_SMP_H_ */
|