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/* $OpenBSD: kcore.h,v 1.3 2015/03/18 20:56:40 miod Exp $ */
/* $NetBSD: kcore.h,v 1.1 1996/11/09 22:52:22 pk Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* The layout of a kernel core on the dump device is as follows:
* a `struct kcore_seg' of type CORE_CPU
* a `struct cpu_kcore_hdr'
* an array of `cpu_kcore_hdr.nmemseg' phys_ram_seg_t's
* an array of `cpu_kcore_hdr.npmegs' PTEs (zero of these on sun4ms).
*/
typedef struct cpu_kcore_hdr {
int cputype; /* CPU type associated with this dump */
int nmemseg; /* # of physical memory segments */
int memsegoffset; /* start of memseg array (relative */
/* to the start of this header) */
int npmeg; /* # of PMEGs; [sun4/sun4c] only */
int pmegoffset; /* start of pmeg array (relative */
/* to the start of this header) */
struct segmap segmap_store[NKREG_MAX*NSEGRG]; /* MMU data... */
} cpu_kcore_hdr_t;
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