The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/i386/include/mpapic.h

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    1 /*
    2  * Copyright (c) 1996, by Steve Passe
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. The name of the developer may NOT be used to endorse or promote products
   11  *    derived from this software without specific prior written permission.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   23  * SUCH DAMAGE.
   24  *
   25  * $FreeBSD: releng/5.0/sys/i386/include/mpapic.h 75396 2001-04-10 22:18:21Z jhb $
   26  */
   27 
   28 #ifndef _MACHINE_MPAPIC_H_
   29 #define _MACHINE_MPAPIC_H_
   30 
   31 /*
   32  * Size of APIC ID list.
   33  * Also used a MAX size of various other arrays.
   34  */
   35 #define NAPICID         16
   36 
   37 /* these don't really belong in here... */
   38 enum busTypes {
   39     CBUS = 1,
   40     CBUSII = 2,
   41     EISA = 3,
   42     MCA = 4,
   43     ISA = 6,
   44     PCI = 13,
   45     XPRESS = 18,
   46     MAX_BUSTYPE = 18,
   47     UNKNOWN_BUSTYPE = 0xff
   48 };
   49 
   50 
   51 /*
   52  * the physical/logical APIC ID management macors
   53  */
   54 #define CPU_TO_ID(CPU)  (cpu_num_to_apic_id[CPU])
   55 #define ID_TO_CPU(ID)   (apic_id_to_logical[ID])
   56 #define IO_TO_ID(IO)    (io_num_to_apic_id[IO])
   57 #define ID_TO_IO(ID)    (apic_id_to_logical[ID])
   58 
   59 #endif /* _MACHINE_MPAPIC_H */

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