sys/arch/sparc/include/kcore.h

   1 /*      $NetBSD: kcore.h,v 1.3 1997/10/09 08:35:00 jtc Exp $    */
   2
   3 /*-
   4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Paul Kranenburg.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * The layout of a kernel core on the dump device is as follows:
  34  *      a `struct kcore_seg' of type CORE_CPU
  35  *      a `struct cpu_kcore_hdr'
  36  *      an array of `cpu_kcore_hdr.nmemseg' phys_ram_seg_t's
  37  *      an array of `cpu_kcore_hdr.nsegmap' segmap structures
  38  *      an array of `cpu_kcore_hdr.npmegs' PTEs (zero of these on sun4ms).
  39  */
  40
  41 typedef struct cpu_kcore_hdr {
  42         int     cputype;                /* CPU type associated with this dump */
  43         u_long  kernbase;               /* copy of KERNBASE goes here */
  44         int     nmemseg;                /* # of physical memory segments */
  45         u_long  memsegoffset;           /* start of memseg array (relative */
  46                                         /*  to the start of this header) */
  47         int     nsegmap;                /* # of segmaps following */
  48         u_long  segmapoffset;           /* start of segmap array (relative */
  49                                         /*  to the start of this header) */
  50         int     npmeg;                  /* # of PMEGs; [sun4/sun4c] only */
  51         u_long  pmegoffset;             /* start of pmeg array (relative */
  52                                         /*  to the start of this header) */
  53 } cpu_kcore_hdr_t;