xref: /netbsd-src/sys/arch/sun3/include/proc.h (revision ce0bb6e8d2e560ecacbe865a848624f94498063b)
1 /*	$NetBSD: proc.h,v 1.7 1994/11/21 21:34:06 gwr Exp $	*/
2 
3 /*
4  * Copyright (c) 1994 Gordon W. Ross
5  * Copyright (c) 1991 Regents of the University of California.
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  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  *	from: @(#)proc.h	7.1 (Berkeley) 5/15/91
37  *	proc.h,v 1.2 1993/05/22 07:58:30 cgd Exp
38  */
39 
40 /*
41  * Machine-dependent part of the proc structure for sun3.
42  */
43 struct mdproc {
44 	int	*md_regs;		/* registers on current frame */
45 	int	md_flags;		/* machine-dependent flags */
46 	int	md_upte[UPAGES];	/* ptes for mapping u page */
47 };
48 
49 /* md_flags */
50 #define	MDP_FPUSED	0x0001	/* floating point coprocessor used */
51 #define	MDP_STACKADJ	0x0002	/* frame SP adjusted, might have to
52 				   undo when system call returns
53 				   ERESTART. */
54 #define	MDP_HPUXTRACE	0x0004	/* being traced by HP-UX process */
55 
56