smp.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2008 Marcel Moolenaar
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  *
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _MACHINE_SMP_H_
   32 #define _MACHINE_SMP_H_
   33 
   34 #ifdef _KERNEL
   35 
   36 #define IPI_AST                 0
   37 #define IPI_PREEMPT             1
   38 #define IPI_RENDEZVOUS          2
   39 #define IPI_STOP                3
   40 #define IPI_STOP_HARD           3
   41 #define IPI_HARDCLOCK           4
   42 
   43 #ifndef LOCORE
   44 
   45 #include <machine/pcb.h>
   46 #include <sys/_cpuset.h>
   47 
   48 void    ipi_all_but_self(int ipi);
   49 void    ipi_cpu(int cpu, u_int ipi);
   50 void    ipi_selected(cpuset_t cpus, int ipi);
   51 
   52 struct cpuref {
   53         uintptr_t       cr_hwref;
   54         u_int           cr_cpuid;
   55         u_int           cr_domain;
   56 };
   57 
   58 void    pmap_cpu_bootstrap(int);
   59 void    cpudep_ap_early_bootstrap(void);
   60 uintptr_t cpudep_ap_bootstrap(void);
   61 void    cpudep_ap_setup(void);
   62 void    machdep_ap_bootstrap(void);
   63 
   64 extern struct pcb stoppcbs[];
   65 
   66 #endif /* !LOCORE */
   67 #endif /* _KERNEL */
   68 #endif /* !_MACHINE_SMP_H */

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FreeBSD/Linux Kernel Cross Reference sys/powerpc/include/smp.h

FreeBSD/Linux Kernel Cross Reference
sys/powerpc/include/smp.h