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59f3a8e626
the smp_topology structure to reflect the layout of HTT enabled machines. - Add a prototype for mp_topology() in smp.h
92 lines
2.7 KiB
C
92 lines
2.7 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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/*
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* For sending values to POST displays.
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* XXX FIXME: where does this really belong, isa.h/isa.c perhaps?
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*/
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extern int current_postcode; /** XXX currently in mp_machdep.c */
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#define POSTCODE(X) current_postcode = (X), \
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outb(0x80, current_postcode)
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#define POSTCODE_LO(X) current_postcode &= 0xf0, \
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current_postcode |= ((X) & 0x0f), \
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outb(0x80, current_postcode)
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#define POSTCODE_HI(X) current_postcode &= 0x0f, \
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current_postcode |= (((X) << 4) & 0xf0), \
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outb(0x80, current_postcode)
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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 data in mpboot.s */
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extern int bootMP_size;
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/* functions in mpboot.s */
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void bootMP(void);
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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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IDTVEC(lazypmap); /* handle lazy pmap release */
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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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