undefined.h revision 129198 
1/*	$NetBSD: undefined.h,v 1.4 2001/12/20 01:20:23 thorpej Exp $	*/
2
3/*
4 * Copyright (c) 1995-1996 Mark Brinicombe.
5 * Copyright (c) 1995 Brini.
6 * All rights reserved.
7 *
8 * This code is derived from software written for Brini by Mark Brinicombe
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *	This product includes software developed by Brini.
21 * 4. The name of the company nor the name of the author may be used to
22 *    endorse or promote products derived from this software without specific
23 *    prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
26 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
27 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
28 * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
29 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
30 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * RiscBSD kernel project
38 *
39 * undefined.h
40 *
41 * Undefined instruction types, symbols and prototypes
42 *
43 * Created      : 08/02/95
44 *
45 * $FreeBSD: head/sys/arm/include/undefined.h 129198 2004-05-14 11:46:45Z cognet $
46 */
47
48
49#ifndef _MACHINE_UNDEFINED_H_
50#define _MACHINE_UNDEFINED_H_
51#ifdef _KERNEL
52
53#include <sys/queue.h>
54
55typedef int (*undef_handler_t) __P((unsigned int, unsigned int, trapframe_t *, int));
56
57#define FP_COPROC	1
58#define FP_COPROC2	2
59#define MAX_COPROCS	16
60
61/* Prototypes for undefined.c */
62
63void *install_coproc_handler __P((int, undef_handler_t));
64void remove_coproc_handler __P((void *));
65void undefined_init __P((void));
66
67/*
68 * XXX Stuff below here is for use before malloc() is available.  Most code
69 * shouldn't use it.
70 */
71
72struct undefined_handler {
73	LIST_ENTRY(undefined_handler) uh_link;
74	undef_handler_t uh_handler;
75};
76
77/*
78 * Handlers installed using install_coproc_handler_static shouldn't be
79 * removed.
80 */
81void install_coproc_handler_static __P((int, struct undefined_handler *));
82
83/* Calls up to undefined.c from trap handlers */
84void undefinedinstruction(struct trapframe *);
85
86#endif
87
88/* End of undefined.h */
89
90#endif /* _MACHINE_UNDEFINED_H_ */
91