proc.h revision 1.13 
1/*	$NetBSD: proc.h,v 1.13 2009/11/21 04:45:39 rmind Exp $	*/
2
3/*
4 * Copyright (c) 1991 Regents of the University of California.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 *	@(#)proc.h	7.1 (Berkeley) 5/15/91
32 */
33
34#ifndef _VAX_PROC_H_
35#define _VAX_PROC_H_
36
37#include <sys/user.h> /* for sizeof(struct user) */
38
39/*
40 * Machine-dependent lwp struct for vax,
41 */
42struct mdlwp {
43	int md_dummy;			/* Must be at least one field */
44};
45
46struct trapframe;
47/*
48 * Machine-dependent part of the proc structure for vax.
49 */
50struct mdproc {
51	/* Syscall handling function */
52	void    (*md_syscall)(struct trapframe *);
53
54};
55
56/* md_flags */
57#define	MDP_AST		0x0001	/* async trap pending */
58
59/* kernel stack params */
60#define	KSTACK_LOWEST_ADDR(l)	\
61	((char *)(l)->l_addr + (REDZONEADDR + VAX_NBPG))
62#define	KSTACK_SIZE	\
63	(USPACE - (REDZONEADDR + VAX_NBPG))
64
65#endif /* _VAX_PROC_H_ */
66