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 39 typedef 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