proc.h revision 207152 
1/*	$OpenBSD: proc.h,v 1.2 1998/09/15 10:50:12 pefo Exp $	*/
2
3/*-
4 * Copyright (c) 1992, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Ralph Campbell.
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 * 4. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)proc.h	8.1 (Berkeley) 6/10/93
35 *	JNPR: proc.h,v 1.7.2.1 2007/09/10 06:25:24 girish
36 * $FreeBSD: head/sys/mips/include/proc.h 207152 2010-04-24 12:49:52Z kib $
37 */
38
39#ifndef _MACHINE_PROC_H_
40#define	_MACHINE_PROC_H_
41
42/*
43 * Machine-dependent part of the proc structure.
44 */
45struct mdthread {
46	int	md_flags;		/* machine-dependent flags */
47	int	md_upte[KSTACK_PAGES];	/* ptes for mapping u pcb */
48	int	md_ss_addr;		/* single step address for ptrace */
49	int	md_ss_instr;		/* single step instruction for ptrace */
50	register_t	md_saved_intr;
51	u_int	md_spinlock_count;
52/* The following is CPU dependent, but kept in for compatibility */
53	int	md_pc_ctrl;		/* performance counter control */
54	int	md_pc_count;		/* performance counter */
55	int	md_pc_spill;		/* performance counter spill */
56	void	*md_tls;
57};
58
59/* md_flags */
60#define	MDTD_FPUSED	0x0001		/* Process used the FPU */
61
62struct mdproc {
63	/* empty */
64};
65
66struct thread;
67
68void	mips_cpu_switch(struct thread *, struct thread *, struct mtx *);
69void	mips_cpu_throw(struct thread *, struct thread *);
70
71#ifdef __mips_n64
72#define KINFO_PROC_SIZE 1088
73#else
74#define KINFO_PROC_SIZE 816
75#endif
76
77#endif	/* !_MACHINE_PROC_H_ */
78