1/* $NetBSD: proc.h,v 1.45 2017/02/25 13:34:21 kamil 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 _I386_PROC_H_
35#define _I386_PROC_H_
36
37#include <machine/frame.h>
38#include <machine/pcb.h>
39
40/*
41 * Machine-dependent part of the lwp structure for i386.
42 */
43struct pmap;
44struct vm_page;
45
46struct mdlwp {
47 struct trapframe *md_regs; /* registers on current frame */
48 int md_flags; /* machine-dependent flags */
49 volatile int md_astpending; /* AST pending for this process */
50 struct pmap *md_gc_pmap; /* pmap being garbage collected */
51 struct vm_page *md_gc_ptp; /* pages from pmap g/c */
52};
53
54/* md_flags */
55#define MDL_IOPL 0x0002 /* XEN: i/o privilege */
56
57struct mdproc {
58 int md_flags;
59 void (*md_syscall)(struct trapframe *);
60 /* Syscall handling function */
61};
62
63/* md_flags */
64#define MDP_USEDMTRR 0x0002 /* has set volatile MTRRs */
65
66#endif /* _I386_PROC_H_ */
67