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: stable/11/sys/mips/include/proc.h 351793 2019-09-03 20:23:58Z kevans $
37 */
38
39#ifndef _MACHINE_PROC_H_
40#define	_MACHINE_PROC_H_
41
42#ifdef	CPU_CNMIPS
43#include <machine/octeon_cop2.h>
44#endif
45
46/*
47 * Machine-dependent part of the proc structure.
48 */
49struct mdthread {
50	int		md_flags;	/* machine-dependent flags */
51#if defined(__mips_n64) || defined(__mips_n32) /*  PHYSADDR_64_BIT */
52	uint64_t	md_upte[KSTACK_PAGES];	/* ptes for mapping u pcb */
53#else
54	int		md_upte[KSTACK_PAGES];
55#endif
56	int		md_ss_addr;	/* single step address for ptrace */
57	int		md_ss_instr;	/* single step instruction for ptrace */
58	register_t	md_saved_intr;
59	u_int		md_spinlock_count;
60/* The following is CPU dependent, but kept in for compatibility */
61	int		md_pc_ctrl;	/* performance counter control */
62	int		md_pc_count;	/* performance counter */
63	int		md_pc_spill;	/* performance counter spill */
64	void		*md_tls;
65#ifdef	CPU_CNMIPS
66	struct octeon_cop2_state	*md_cop2; /* kernel context */
67	struct octeon_cop2_state	*md_ucop2; /* userland context */
68#define	COP2_OWNER_USERLAND	0x0000		/* Userland owns COP2 */
69#define	COP2_OWNER_KERNEL	0x0001		/* Kernel owns COP2 */
70	int		md_cop2owner;
71#endif
72};
73
74/* md_flags */
75#define	MDTD_FPUSED	0x0001		/* Process used the FPU */
76#define	MDTD_COP2USED	0x0002		/* Process used the COP2 */
77
78struct mdproc {
79	/* Avoid empty structs because they are undefined behavior. */
80	long	md_spare;
81};
82
83struct syscall_args {
84	u_int code;
85	struct sysent *callp;
86	register_t args[8];
87	int narg;
88	struct trapframe *trapframe;
89};
90
91#ifdef __mips_n64
92#define	KINFO_PROC_SIZE 1088
93#define	KINFO_PROC32_SIZE 816
94#else
95#define	KINFO_PROC_SIZE 816
96#endif
97
98#endif	/* !_MACHINE_PROC_H_ */
99