12c1418ccf
to help the AMD cpus (which have a hardware tlb flush filter). I held off to see what the 64 bit Intel cpus did, but it doesn't seem to help much there either. Oh well, store it in the Attic.
76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*
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* ----------------------------------------------------------------------------
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* "THE BEER-WARE LICENSE" (Revision 42):
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* <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
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* ----------------------------------------------------------------------------
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*
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* $FreeBSD$
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*
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*/
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#ifndef _MACHINE_SMP_H_
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#define _MACHINE_SMP_H_
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#ifdef _KERNEL
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#ifdef SMP
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#ifndef LOCORE
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#include <sys/bus.h>
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#include <machine/frame.h>
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#include <machine/intr_machdep.h>
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#include <machine/apicvar.h>
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/* global symbols in mpboot.S */
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extern char mptramp_start[];
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extern char mptramp_end[];
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extern u_int32_t mptramp_pagetables;
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/* global data in mp_machdep.c */
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extern int mp_naps;
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extern int boot_cpu_id;
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extern struct pcb stoppcbs[];
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extern struct mtx smp_tlb_mtx;
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/* IPI handlers */
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inthand_t
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IDTVEC(invltlb), /* TLB shootdowns - global */
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IDTVEC(invlpg), /* TLB shootdowns - 1 page */
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IDTVEC(invlrng), /* TLB shootdowns - page range */
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IDTVEC(hardclock), /* Forward hardclock() */
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IDTVEC(statclock), /* Forward statclock() */
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IDTVEC(cpuast), /* Additional software trap on other cpu */
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IDTVEC(cpustop), /* CPU stops & waits to be restarted */
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IDTVEC(rendezvous); /* handle CPU rendezvous */
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/* functions in mp_machdep.c */
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void cpu_add(u_int apic_id, char boot_cpu);
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void init_secondary(void);
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void ipi_selected(u_int cpus, u_int ipi);
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void ipi_all(u_int ipi);
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void ipi_all_but_self(u_int ipi);
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void ipi_self(u_int ipi);
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void forward_statclock(void);
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void forwarded_statclock(struct clockframe frame);
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void forward_hardclock(void);
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void forwarded_hardclock(struct clockframe frame);
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u_int mp_bootaddress(u_int);
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int mp_grab_cpu_hlt(void);
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void mp_topology(void);
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void smp_invlpg(vm_offset_t addr);
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void smp_masked_invlpg(u_int mask, vm_offset_t addr);
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void smp_invlpg_range(vm_offset_t startva, vm_offset_t endva);
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void smp_masked_invlpg_range(u_int mask, vm_offset_t startva,
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vm_offset_t endva);
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void smp_invltlb(void);
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void smp_masked_invltlb(u_int mask);
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#endif /* !LOCORE */
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#endif /* SMP */
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#endif /* _KERNEL */
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#endif /* _MACHINE_SMP_H_ */
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