1/*	$OpenBSD: kcore.h,v 1.3 2008/06/26 05:42:13 ray Exp $	*/
2/*	$NetBSD: kcore.h,v 1.4 2000/08/01 00:40:26 eeh Exp $	*/
3
4/*-
5 * Copyright (c) 1996 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Paul Kranenburg.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33/*
34 * The layout of a kernel core on the dump device is as follows:
35 *	a `struct kcore_seg' of type CORE_CPU
36 *	a `struct cpu_kcore_hdr'
37 */
38
39typedef struct cpu_kcore_hdr {
40	int		cputype;	/* CPU type associated with this dump */
41
42	int		nmemseg;	/* # of physical memory segments */
43	uint64_t	memsegoffset;	/* start of memseg array (relative */
44					/*  to the start of this header) */
45
46	int		nsegmap;	/* # of kernel segs */
47	uint64_t	segmapoffset;	/* start of segmap array (relative */
48					/*  to the start of this header) */
49
50	uint64_t	kernbase;	/* copy of KERNBASE goes here */
51	uint64_t	cpubase;	/* Pointer to cpu_info structure */
52
53	uint64_t	ktextbase;	/* Virtual start of text segment */
54	uint64_t	ktextp;		/* Physical address of 4MB locked TLB */
55	uint64_t	ktextsz;	/* Size of locked kernel text segment. */
56
57	uint64_t	kdatabase;	/* Virtual start of data segment */
58	uint64_t	kdatap;		/* Physical address of 4MB locked TLB */
59	uint64_t	kdatasz;	/* Size of locked kernel data segment. */
60
61} cpu_kcore_hdr_t;
62