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 symbols in mpboot.S */
29 extern char mptramp_start[];
30 extern char mptramp_end[];
31 extern u_int32_t mptramp_pagetables;
33 /* global data in mp_machdep.c */
35 extern int boot_cpu_id;
36 extern struct pcb stoppcbs[];
37 extern int cpu_apic_ids[];
41 extern void *bootstacks[];
42 extern volatile u_int cpu_ipi_pending[];
43 extern volatile int aps_ready;
44 extern struct mtx ap_boot_mtx;
45 extern int cpu_logical;
47 extern int pmap_pcid_enabled;
48 extern int invpcid_works;
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;
57 extern volatile int smp_tlb_wait;
63 int cpu_hyperthread:1;
65 extern struct cpu_info cpu_info[];
68 extern u_long *ipi_invltlb_counts[MAXCPU];
69 extern u_long *ipi_invlrng_counts[MAXCPU];
70 extern u_long *ipi_invlpg_counts[MAXCPU];
71 extern u_long *ipi_invlcache_counts[MAXCPU];
72 extern u_long *ipi_rendezvous_counts[MAXCPU];
77 IDTVEC(invltlb), /* TLB shootdowns - global */
78 IDTVEC(invltlb_pcid), /* TLB shootdowns - global, pcid */
79 IDTVEC(invltlb_invpcid),/* TLB shootdowns - global, invpcid */
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(justreturn), /* interrupt CPU with minimum overhead */
87 IDTVEC(rendezvous); /* handle CPU rendezvous */
91 /* functions in mp_machdep.c */
92 void assign_cpu_ids(void);
93 void cpu_add(u_int apic_id, char boot_cpu);
94 void cpustop_handler(void);
95 void cpususpend_handler(void);
96 void init_secondary_tail(void);
97 void invltlb_handler(void);
98 void invltlb_pcid_handler(void);
99 void invltlb_invpcid_handler(void);
100 void invlpg_handler(void);
101 void invlrng_handler(void);
102 void invlcache_handler(void);
103 void init_secondary(void);
104 void ipi_startup(int apic_id, int vector);
105 void ipi_all_but_self(u_int ipi);
106 void ipi_bitmap_handler(struct trapframe frame);
107 void ipi_cpu(int cpu, u_int ipi);
108 int ipi_nmi_handler(void);
109 void ipi_selected(cpuset_t cpus, u_int ipi);
110 u_int mp_bootaddress(u_int);
111 void set_interrupt_apic_ids(void);
112 void smp_cache_flush(void);
113 void smp_masked_invlpg(cpuset_t mask, vm_offset_t addr);
114 void smp_masked_invlpg_range(cpuset_t mask, vm_offset_t startva,
116 void smp_masked_invltlb(cpuset_t mask, struct pmap *pmap);
117 int native_start_all_aps(void);
118 void mem_range_AP_init(void);
119 void topo_probe(void);
120 void ipi_send_cpu(int cpu, u_int ipi);
126 #endif /* _MACHINE_SMP_H_ */