smp.h revision 192114
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 192114 2009-05-14 17:43:00Z attilio $ 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#include <machine/pcb.h> 27 28/* global symbols in mpboot.S */ 29extern char mptramp_start[]; 30extern char mptramp_end[]; 31extern u_int32_t mptramp_pagetables; 32 33/* global data in mp_machdep.c */ 34extern int mp_naps; 35extern int boot_cpu_id; 36extern struct pcb stoppcbs[]; 37extern int cpu_apic_ids[]; 38 39/* IPI handlers */ 40inthand_t 41 IDTVEC(invltlb), /* TLB shootdowns - global */ 42 IDTVEC(invlpg), /* TLB shootdowns - 1 page */ 43 IDTVEC(invlrng), /* TLB shootdowns - page range */ 44 IDTVEC(invlcache), /* Write back and invalidate cache */ 45 IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */ 46 IDTVEC(cpustop), /* CPU stops & waits to be restarted */ 47 IDTVEC(cpususpend), /* CPU suspends & waits to be resumed */ 48 IDTVEC(rendezvous); /* handle CPU rendezvous */ 49 50/* functions in mp_machdep.c */ 51void cpu_add(u_int apic_id, char boot_cpu); 52void cpustop_handler(void); 53void cpususpend_handler(void); 54void init_secondary(void); 55void ipi_selected(cpumask_t cpus, u_int ipi); 56void ipi_all_but_self(u_int ipi); 57void ipi_bitmap_handler(struct trapframe frame); 58u_int mp_bootaddress(u_int); 59int mp_grab_cpu_hlt(void); 60void smp_cache_flush(void); 61void smp_invlpg(vm_offset_t addr); 62void smp_masked_invlpg(cpumask_t mask, vm_offset_t addr); 63void smp_invlpg_range(vm_offset_t startva, vm_offset_t endva); 64void smp_masked_invlpg_range(cpumask_t mask, vm_offset_t startva, 65 vm_offset_t endva); 66void smp_invltlb(void); 67void smp_masked_invltlb(cpumask_t mask); 68 69#ifdef STOP_NMI 70int ipi_nmi_handler(void); 71#endif 72 73#endif /* !LOCORE */ 74#endif /* SMP */ 75 76#endif /* _KERNEL */ 77#endif /* _MACHINE_SMP_H_ */ 78