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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/geom/geom_sched/gsched_rr/@/sys/kerneldump.h |
/*-
* Copyright (c) 2002 Poul-Henning Kamp
* Copyright (c) 2002 Networks Associates Technology, Inc.
* All rights reserved.
*
* This software was developed for the FreeBSD Project by Poul-Henning Kamp
* and NAI Labs, the Security Research Division of Network Associates, Inc.
* under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
* DARPA CHATS research program.
*
* 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.
* 3. The names of the authors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD: release/9.1.0/sys/sys/kerneldump.h 214903 2010-11-07 03:09:02Z gonzo $
*/
#ifndef _SYS_KERNELDUMP_H
#define _SYS_KERNELDUMP_H
#include <machine/endian.h>
#if BYTE_ORDER == LITTLE_ENDIAN
#define dtoh32(x) __bswap32(x)
#define dtoh64(x) __bswap64(x)
#define htod32(x) __bswap32(x)
#define htod64(x) __bswap64(x)
#elif BYTE_ORDER == BIG_ENDIAN
#define dtoh32(x) (x)
#define dtoh64(x) (x)
#define htod32(x) (x)
#define htod64(x) (x)
#endif
/*
* All uintX_t fields are in dump byte order, which is the same as
* network byte order. Use the macros defined above to read or
* write the fields.
*/
struct kerneldumpheader {
char magic[20];
#define KERNELDUMPMAGIC "FreeBSD Kernel Dump"
#define TEXTDUMPMAGIC "FreeBSD Text Dump"
#define KERNELDUMPMAGIC_CLEARED "Cleared Kernel Dump"
char architecture[12];
uint32_t version;
#define KERNELDUMPVERSION 1
uint32_t architectureversion;
#define KERNELDUMP_ALPHA_VERSION 1
#define KERNELDUMP_AMD64_VERSION 2
#define KERNELDUMP_ARM_VERSION 1
#define KERNELDUMP_I386_VERSION 2
#define KERNELDUMP_IA64_VERSION 1
#define KERNELDUMP_MIPS_VERSION 1
#define KERNELDUMP_POWERPC_VERSION 1
#define KERNELDUMP_SPARC64_VERSION 1
#define KERNELDUMP_TEXT_VERSION 1
uint64_t dumplength; /* excl headers */
uint64_t dumptime;
uint32_t blocksize;
char hostname[64];
char versionstring[192];
char panicstring[192];
uint32_t parity;
};
/*
* Parity calculation is endian insensitive.
*/
static __inline u_int32_t
kerneldump_parity(struct kerneldumpheader *kdhp)
{
uint32_t *up, parity;
u_int i;
up = (uint32_t *)kdhp;
parity = 0;
for (i = 0; i < sizeof *kdhp; i += sizeof *up)
parity ^= *up++;
return (parity);
}
#ifdef _KERNEL
void mkdumpheader(struct kerneldumpheader *kdh, char *magic, uint32_t archver,
uint64_t dumplen, uint32_t blksz);
#endif
#endif /* _SYS_KERNELDUMP_H */