smp.h revision 263001
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 263001 2014-03-11 10:03:29Z royger $ 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 <x86/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#ifdef COUNT_IPIS 39extern u_long *ipi_invltlb_counts[MAXCPU]; 40extern u_long *ipi_invlrng_counts[MAXCPU]; 41extern u_long *ipi_invlpg_counts[MAXCPU]; 42extern u_long *ipi_invlcache_counts[MAXCPU]; 43extern u_long *ipi_rendezvous_counts[MAXCPU]; 44#endif 45 46/* IPI handlers */ 47inthand_t 48 IDTVEC(invltlb_pcid), /* TLB shootdowns - global, pcid enabled */ 49 IDTVEC(invltlb), /* TLB shootdowns - global */ 50 IDTVEC(invlpg_pcid), /* TLB shootdowns - 1 page, pcid enabled */ 51 IDTVEC(invlpg), /* TLB shootdowns - 1 page */ 52 IDTVEC(invlrng), /* TLB shootdowns - page range */ 53 IDTVEC(invlcache), /* Write back and invalidate cache */ 54 IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */ 55 IDTVEC(cpustop), /* CPU stops & waits to be restarted */ 56 IDTVEC(cpususpend), /* CPU suspends & waits to be resumed */ 57 IDTVEC(rendezvous); /* handle CPU rendezvous */ 58 59struct pmap; 60 61/* functions in mp_machdep.c */ 62void cpu_add(u_int apic_id, char boot_cpu); 63void cpustop_handler(void); 64void cpususpend_handler(void); 65void invltlb_handler(void); 66void invltlb_pcid_handler(void); 67void invlpg_handler(void); 68void invlpg_pcid_handler(void); 69void invlrng_handler(void); 70void invlcache_handler(void); 71void init_secondary(void); 72void ipi_startup(int apic_id, int vector); 73void ipi_all_but_self(u_int ipi); 74void ipi_bitmap_handler(struct trapframe frame); 75void ipi_cpu(int cpu, u_int ipi); 76int ipi_nmi_handler(void); 77void ipi_selected(cpuset_t cpus, u_int ipi); 78u_int mp_bootaddress(u_int); 79void smp_cache_flush(void); 80void smp_invlpg(struct pmap *pmap, vm_offset_t addr); 81void smp_masked_invlpg(cpuset_t mask, struct pmap *pmap, vm_offset_t addr); 82void smp_invlpg_range(struct pmap *pmap, vm_offset_t startva, 83 vm_offset_t endva); 84void smp_masked_invlpg_range(cpuset_t mask, struct pmap *pmap, 85 vm_offset_t startva, vm_offset_t endva); 86void smp_invltlb(struct pmap *pmap); 87void smp_masked_invltlb(cpuset_t mask, struct pmap *pmap); 88 89#endif /* !LOCORE */ 90#endif /* SMP */ 91 92#endif /* _KERNEL */ 93#endif /* _MACHINE_SMP_H_ */ 94