151792Smarcel/*-
251792Smarcel * Copyright (c) 1999 Marcel Moolenaar
351792Smarcel * All rights reserved.
451792Smarcel *
551792Smarcel * Redistribution and use in source and binary forms, with or without
651792Smarcel * modification, are permitted provided that the following conditions
751792Smarcel * are met:
851792Smarcel * 1. Redistributions of source code must retain the above copyright
951792Smarcel *    notice, this list of conditions and the following disclaimer
1051792Smarcel *    in this position and unchanged.
1151792Smarcel * 2. Redistributions in binary form must reproduce the above copyright
1251792Smarcel *    notice, this list of conditions and the following disclaimer in the
1351792Smarcel *    documentation and/or other materials provided with the distribution.
1451792Smarcel * 3. The name of the author may not be used to endorse or promote products
1551792Smarcel *    derived from this software without specific prior written permission.
1651792Smarcel *
1751792Smarcel * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
1851792Smarcel * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
1951792Smarcel * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
2051792Smarcel * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
2151792Smarcel * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
2251792Smarcel * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
2351792Smarcel * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
2451792Smarcel * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
2551792Smarcel * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
2651792Smarcel * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
2751792Smarcel *
2851792Smarcel * $FreeBSD$
2951792Smarcel */
3051792Smarcel
3151792Smarcel#ifndef _MACHINE_UCONTEXT_H_
3251942Smarcel#define	_MACHINE_UCONTEXT_H_
3351792Smarcel
34106977Sdeischen#if defined(_KERNEL) && defined(COMPAT_FREEBSD4)
35105950Speterstruct mcontext4 {
36150013Sobrien	__register_t	mc_onstack;	/* XXX - sigcontext compat. */
37150013Sobrien	__register_t	mc_gs;		/* machine state (struct trapframe) */
38150013Sobrien	__register_t	mc_fs;
39150013Sobrien	__register_t	mc_es;
40150013Sobrien	__register_t	mc_ds;
41150013Sobrien	__register_t	mc_edi;
42150013Sobrien	__register_t	mc_esi;
43150013Sobrien	__register_t	mc_ebp;
44150013Sobrien	__register_t	mc_isp;
45150013Sobrien	__register_t	mc_ebx;
46150013Sobrien	__register_t	mc_edx;
47150013Sobrien	__register_t	mc_ecx;
48150013Sobrien	__register_t	mc_eax;
49150013Sobrien	__register_t	mc_trapno;
50150013Sobrien	__register_t	mc_err;
51150013Sobrien	__register_t	mc_eip;
52150013Sobrien	__register_t	mc_cs;
53150013Sobrien	__register_t	mc_eflags;
54150013Sobrien	__register_t	mc_esp;		/* machine state */
55150013Sobrien	__register_t	mc_ss;
56150013Sobrien	__register_t	mc_fpregs[28];	/* env87 + fpacc87 + u_long */
57150013Sobrien	__register_t	__spare__[17];
58105950Speter};
59105950Speter#endif
60105950Speter
61247047Skib#include <x86/ucontext.h>
62247047Skib
6351942Smarcel#endif /* !_MACHINE_UCONTEXT_H_ */
64