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/*- * Copyright (c) 1999 Luoqi Chen <luoqi@freebsd.org> * Copyright (c) Peter Wemm <peter@netplex.com.au> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: src/sys/alpha/include/pcpu.h,v 1.15 2004/11/05 19:16:44 jhb * $FreeBSD: release/9.1.0/sys/mips/include/pcpu.h 203697 2010-02-09 06:24:43Z neel $ */ #ifndef _MACHINE_PCPU_H_ #define _MACHINE_PCPU_H_ #include <machine/pte.h> #define PCPU_MD_FIELDS \ pd_entry_t *pc_segbase; /* curthread segbase */ \ struct pmap *pc_curpmap; /* pmap of curthread */ \ u_int32_t pc_next_asid; /* next ASID to alloc */ \ u_int32_t pc_asid_generation; /* current ASID generation */ \ u_int pc_pending_ipis; /* IPIs pending to this CPU */ #ifdef _KERNEL extern char pcpu_space[MAXCPU][PAGE_SIZE * 2]; #define PCPU_ADDR(cpu) (struct pcpu *)(pcpu_space[(cpu)]) extern struct pcpu *pcpup; #define PCPUP pcpup #define PCPU_ADD(member, value) (PCPUP->pc_ ## member += (value)) #define PCPU_GET(member) (PCPUP->pc_ ## member) #define PCPU_INC(member) PCPU_ADD(member, 1) #define PCPU_PTR(member) (&PCPUP->pc_ ## member) #define PCPU_SET(member,value) (PCPUP->pc_ ## member = (value)) #define PCPU_LAZY_INC(member) (++PCPUP->pc_ ## member) #ifdef SMP /* * Instantiate the wired TLB entry at PCPU_TLB_ENTRY to map 'pcpu' at 'pcpup'. */ void mips_pcpu_tlb_init(struct pcpu *pcpu); #endif #endif /* _KERNEL */ #endif /* !_MACHINE_PCPU_H_ */