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 * $FreeBSD$ 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 */ 29 extern char mptramp_start[]; 30 extern char mptramp_end[]; 31 extern u_int32_t mptramp_pagetables; 32 33 /* global data in mp_machdep.c */ 34 extern int mp_naps; 35 extern int boot_cpu_id; 36 extern struct pcb stoppcbs[]; 37 extern int cpu_apic_ids[]; 38 39 /* IPI handlers */ 40 inthand_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 */ 51 void cpu_add(u_int apic_id, char boot_cpu); 52 void cpustop_handler(void); 53 void cpususpend_handler(void); 54 void init_secondary(void); 55 int ipi_nmi_handler(void); 56 void ipi_selected(cpumask_t cpus, u_int ipi); 57 void ipi_all_but_self(u_int ipi); 58 void ipi_bitmap_handler(struct trapframe frame); 59 u_int mp_bootaddress(u_int); 60 int mp_grab_cpu_hlt(void); 61 void smp_cache_flush(void); 62 void smp_invlpg(vm_offset_t addr); 63 void smp_masked_invlpg(cpumask_t mask, vm_offset_t addr); 64 void smp_invlpg_range(vm_offset_t startva, vm_offset_t endva); 65 void smp_masked_invlpg_range(cpumask_t mask, vm_offset_t startva, 66 vm_offset_t endva); 67 void smp_invltlb(void); 68 void smp_masked_invltlb(cpumask_t mask); 69 70 #endif /* !LOCORE */ 71 #endif /* SMP */ 72 73 #endif /* _KERNEL */ 74 #endif /* _MACHINE_SMP_H_ */ 75