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kcore.h revision 1.3.152.1 
      1  1.3.152.1  mjf /*	$NetBSD: kcore.h,v 1.3.152.1 2008/06/02 13:22:41 mjf Exp $	*/
      2        1.1   pk 
      3        1.1   pk /*-
      4        1.1   pk  * Copyright (c) 1996 The NetBSD Foundation, Inc.
      5        1.1   pk  * All rights reserved.
      6        1.1   pk  *
      7        1.1   pk  * This code is derived from software contributed to The NetBSD Foundation
      8        1.1   pk  * by Paul Kranenburg.
      9        1.1   pk  *
     10        1.1   pk  * Redistribution and use in source and binary forms, with or without
     11        1.1   pk  * modification, are permitted provided that the following conditions
     12        1.1   pk  * are met:
     13        1.1   pk  * 1. Redistributions of source code must retain the above copyright
     14        1.1   pk  *    notice, this list of conditions and the following disclaimer.
     15        1.1   pk  * 2. Redistributions in binary form must reproduce the above copyright
     16        1.1   pk  *    notice, this list of conditions and the following disclaimer in the
     17        1.1   pk  *    documentation and/or other materials provided with the distribution.
     18        1.1   pk  *
     19        1.1   pk  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20        1.1   pk  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21        1.1   pk  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22        1.3  jtc  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23        1.3  jtc  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24        1.1   pk  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25        1.1   pk  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26        1.1   pk  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27        1.1   pk  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28        1.1   pk  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29        1.1   pk  * POSSIBILITY OF SUCH DAMAGE.
     30        1.1   pk  */
     31        1.1   pk 
     32        1.1   pk /*
     33        1.1   pk  * The layout of a kernel core on the dump device is as follows:
     34        1.1   pk  *	a `struct kcore_seg' of type CORE_CPU
     35        1.1   pk  *	a `struct cpu_kcore_hdr'
     36        1.1   pk  *	an array of `cpu_kcore_hdr.nmemseg' phys_ram_seg_t's
     37        1.2   pk  *	an array of `cpu_kcore_hdr.nsegmap' segmap structures
     38        1.1   pk  *	an array of `cpu_kcore_hdr.npmegs' PTEs (zero of these on sun4ms).
     39        1.1   pk  */
     40        1.1   pk 
     41        1.1   pk typedef struct cpu_kcore_hdr {
     42        1.1   pk 	int	cputype;		/* CPU type associated with this dump */
     43        1.2   pk 	u_long	kernbase;		/* copy of KERNBASE goes here */
     44        1.1   pk 	int	nmemseg;		/* # of physical memory segments */
     45        1.2   pk 	u_long	memsegoffset;		/* start of memseg array (relative */
     46        1.2   pk 					/*  to the start of this header) */
     47        1.2   pk 	int	nsegmap;		/* # of segmaps following */
     48        1.2   pk 	u_long	segmapoffset;		/* start of segmap array (relative */
     49        1.1   pk 					/*  to the start of this header) */
     50        1.1   pk 	int	npmeg;			/* # of PMEGs; [sun4/sun4c] only */
     51        1.2   pk 	u_long	pmegoffset;		/* start of pmeg array (relative */
     52        1.1   pk 					/*  to the start of this header) */
     53        1.1   pk } cpu_kcore_hdr_t;
     54