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 * ----------------------------------------------------------------------------
9 * $FreeBSD: src/sys/amd64/include/smp.h,v 1.90 2007/05/19 05:01:43 kan Exp $
10 * $DragonFly: src/sys/platform/pc64/include/smp.h,v 1.1 2007/09/23 04:42:07 yanyh Exp $
14 #ifndef _MACHINE_SMP_H_
15 #define _MACHINE_SMP_H_
24 #include <machine/frame.h>
25 #include <machine/intr_machdep.h>
26 #include <machine/apicvar.h>
27 #include <machine/pcb.h>
29 /* global symbols in mpboot.S */
30 extern char mptramp_start[];
31 extern char mptramp_end[];
32 extern u_int32_t mptramp_pagetables;
34 /* global data in mp_machdep.c */
36 extern int boot_cpu_id;
37 extern struct pcb stoppcbs[];
38 extern struct mtx smp_tlb_mtx;
39 extern int cpu_apic_ids[];
43 IDTVEC(invltlb), /* TLB shootdowns - global */
44 IDTVEC(invlpg), /* TLB shootdowns - 1 page */
45 IDTVEC(invlrng), /* TLB shootdowns - page range */
46 IDTVEC(invlcache), /* Write back and invalidate cache */
47 IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */
48 IDTVEC(cpustop), /* CPU stops & waits to be restarted */
49 IDTVEC(rendezvous); /* handle CPU rendezvous */
51 /* functions in mp_machdep.c */
52 void cpu_add(u_int apic_id, char boot_cpu);
53 void cpustop_handler(void);
54 void init_secondary(void);
55 void ipi_selected(u_int cpus, u_int ipi);
56 void ipi_all(u_int ipi);
57 void ipi_all_but_self(u_int ipi);
58 void ipi_self(u_int ipi);
59 void ipi_bitmap_handler(struct trapframe frame);
60 u_int mp_bootaddress(u_int);
61 int mp_grab_cpu_hlt(void);
62 void mp_topology(void);
63 void smp_cache_flush(void);
64 void smp_invlpg(vm_offset_t addr);
65 void smp_masked_invlpg(u_int mask, vm_offset_t addr);
66 void smp_invlpg_range(vm_offset_t startva, vm_offset_t endva);
67 void smp_masked_invlpg_range(u_int mask, vm_offset_t startva,
69 void smp_invltlb(void);
70 void smp_masked_invltlb(u_int mask);
73 int ipi_nmi_handler(void);
79 #define smp_active_mask 1 /* smp_active_mask always 1 on UP machines */
84 #endif /* _MACHINE_SMP_H_ */