1 /* $OpenBSD: kcore.h,v 1.2 2023/01/04 10:59:34 jsg Exp $ */ 2 /* $NetBSD: kcore.h,v 1.1 1996/03/10 21:56:00 leo Exp $ */ 3 4 /* 5 * Copyright (c) 1996 Leo Weppelman. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 #ifndef _SYS_KCORE_H_ 29 #define _SYS_KCORE_H_ 30 31 /* 32 * Definitions for the kernel crash-dump format. The structure of 33 * the files and headers is borrowed from the 'regular' core files 34 * as described in <sys/core.h>. 35 */ 36 #define KCORE_MAGIC 0x8fca 37 #define KCORESEG_MAGIC 0x8fac 38 39 /* 40 * Description of a memory segment. To make this suitable for sharing 41 * between all architectures, u_quad_t seems to be the necessary type... 42 */ 43 typedef struct { 44 u_quad_t start; /* Physical start address */ 45 u_quad_t size; /* Size in bytes */ 46 } phys_ram_seg_t; 47 48 typedef struct kcore_hdr { 49 u_int32_t c_midmag; /* Magic, id, flags */ 50 u_int16_t c_hdrsize; /* Aligned header size */ 51 u_int16_t c_seghdrsize; /* Aligned seg-header size */ 52 u_int32_t c_nseg; /* Number of segments */ 53 } kcore_hdr_t; 54 55 typedef struct kcore_seg { 56 u_int32_t c_midmag; /* Magic, id, flags */ 57 u_int32_t c_size; /* Sizeof this segment */ 58 } kcore_seg_t; 59 60 #endif /* _SYS_KCORE_H_ */ 61