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 * ----------------------------------------------------------------------------
13 #ifndef _MACHINE_SMP_H_
14 #define _MACHINE_SMP_H_
23 #include <machine/frame.h>
24 #include <machine/intr_machdep.h>
25 #include <x86/apicvar.h>
26 #include <machine/pcb.h>
28 /* global data in mpboot.s */
29 extern int bootMP_size;
31 /* functions in mpboot.s */
34 /* global data in mp_machdep.c */
36 extern int boot_cpu_id;
37 extern struct pcb stoppcbs[];
38 extern int cpu_apic_ids[];
42 extern void *bootstacks[];
43 extern volatile u_int cpu_ipi_pending[];
44 extern volatile int aps_ready;
45 extern struct mtx ap_boot_mtx;
46 extern int cpu_logical;
48 extern volatile int smp_tlb_wait;
49 extern u_int xhits_gbl[];
50 extern u_int xhits_pg[];
51 extern u_int xhits_rng[];
52 extern u_int ipi_global;
53 extern u_int ipi_page;
54 extern u_int ipi_range;
55 extern u_int ipi_range_size;
56 extern u_int ipi_masked_global;
57 extern u_int ipi_masked_page;
58 extern u_int ipi_masked_range;
59 extern u_int ipi_masked_range_size;
65 int cpu_hyperthread:1;
67 extern struct cpu_info cpu_info[];
70 extern u_long *ipi_invltlb_counts[MAXCPU];
71 extern u_long *ipi_invlrng_counts[MAXCPU];
72 extern u_long *ipi_invlpg_counts[MAXCPU];
73 extern u_long *ipi_invlcache_counts[MAXCPU];
74 extern u_long *ipi_rendezvous_counts[MAXCPU];
79 IDTVEC(invltlb), /* TLB shootdowns - global */
80 IDTVEC(invlpg), /* TLB shootdowns - 1 page */
81 IDTVEC(invlrng), /* TLB shootdowns - page range */
82 IDTVEC(invlcache), /* Write back and invalidate cache */
83 IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */
84 IDTVEC(cpustop), /* CPU stops & waits to be restarted */
85 IDTVEC(cpususpend), /* CPU suspends & waits to be resumed */
86 IDTVEC(rendezvous); /* handle CPU rendezvous */
88 /* functions in mp_machdep.c */
89 void assign_cpu_ids(void);
90 void cpu_add(u_int apic_id, char boot_cpu);
91 void cpustop_handler(void);
92 void cpususpend_handler(void);
93 void init_secondary_tail(void);
94 void invltlb_handler(void);
95 void invlpg_handler(void);
96 void invlrng_handler(void);
97 void invlcache_handler(void);
98 void init_secondary(void);
99 void ipi_startup(int apic_id, int vector);
100 void ipi_all_but_self(u_int ipi);
101 void ipi_bitmap_handler(struct trapframe frame);
102 void ipi_cpu(int cpu, u_int ipi);
103 int ipi_nmi_handler(void);
104 void ipi_selected(cpuset_t cpus, u_int ipi);
105 u_int mp_bootaddress(u_int);
106 void set_interrupt_apic_ids(void);
107 void smp_cache_flush(void);
108 void smp_invlpg(vm_offset_t addr);
109 void smp_masked_invlpg(cpuset_t mask, vm_offset_t addr);
110 void smp_invlpg_range(vm_offset_t startva, vm_offset_t endva);
111 void smp_masked_invlpg_range(cpuset_t mask, vm_offset_t startva,
113 void smp_invltlb(void);
114 void smp_masked_invltlb(cpuset_t mask);
115 void mem_range_AP_init(void);
116 void topo_probe(void);
117 void ipi_send_cpu(int cpu, u_int ipi);
123 #endif /* _MACHINE_SMP_H_ */