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/sys/kcore.h

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    1 /*      $NetBSD: kcore.h,v 1.1 1996/03/10 21:56:00 leo Exp $    */
    2 
    3 /*
    4  * Copyright (c) 1996 Leo Weppelman.
    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  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  * 3. All advertising materials mentioning features or use of this software
   16  *    must display the following acknowledgement:
   17  *      This product includes software developed by Leo Weppelman.
   18  * 4. The name of the author may not be used to endorse or promote products
   19  *    derived from this software without specific prior written permission
   20  *
   21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   31  */
   32 #ifndef _SYS_KCORE_H_
   33 #define _SYS_KCORE_H_
   34 
   35 /*
   36  * Definitions for the kernel crash-dump format. The structure of
   37  * the files and headers is borrowed from the 'regular' core files
   38  * as described in <sys/core.h>.
   39  */
   40 #define KCORE_MAGIC     0x8fca
   41 #define KCORESEG_MAGIC  0x8fac
   42 
   43 /*
   44  * Description of a memory segment. To make this suitable for sharing
   45  * between all architectures, u_quad_t seems to be the necessary type...
   46  */
   47 typedef struct {
   48         u_quad_t        start;          /* Physical start address       */
   49         u_quad_t        size;           /* Size in bytes                */
   50 } phys_ram_seg_t;
   51 
   52 typedef struct kcore_hdr {
   53         u_int32_t       c_midmag;       /* Magic, id, flags             */
   54         u_int16_t       c_hdrsize;      /* Aligned header size          */
   55         u_int16_t       c_seghdrsize;   /* Aligned seg-header size      */
   56         u_int32_t       c_nseg;         /* Number of segments           */
   57 } kcore_hdr_t;
   58 
   59 typedef struct kcore_seg {
   60         u_int32_t       c_midmag;       /* Magic, id, flags             */
   61         u_int32_t       c_size;         /* Sizeof this segment          */
   62 } kcore_seg_t;
   63 
   64 #endif /* _SYS_KCORE_H_ */

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