1/*-
2 * Copyright (c) 1991 Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 *      from: @(#)proc.h        7.1 (Berkeley) 5/15/91
30 *	from: FreeBSD: src/sys/i386/include/proc.h,v 1.11 2001/06/29
31 * $FreeBSD: stable/11/sys/sparc64/include/proc.h 321324 2017-07-21 06:56:06Z kib $
32 */
33
34#ifndef	_MACHINE_PROC_H_
35#define	_MACHINE_PROC_H_
36
37#include <machine/utrap.h>
38
39struct md_utrap {
40	utrap_entry_t *ut_precise[UT_MAX];	/* must be first */
41	int	ut_refcnt;
42};
43
44struct mdthread {
45	int	md_spinlock_count;	/* (k) */
46	register_t md_saved_pil;	/* (k) */
47};
48
49struct mdproc {
50	struct	md_utrap *md_utrap;
51	void	*md_sigtramp;
52};
53
54#define	KINFO_PROC_SIZE 1088
55
56struct syscall_args {
57	u_int code;
58	struct sysent *callp;
59	register_t args[8];
60	int narg;
61};
62
63#ifdef _KERNEL
64
65#include <machine/pcb.h>
66
67/* Get the current kernel thread stack usage. */
68#define	GET_STACK_USAGE(total, used) do {				\
69	struct thread *td = curthread;					\
70	(total) = td->td_kstack_pages * PAGE_SIZE - sizeof(struct pcb);	\
71	(used) = (char *)td->td_kstack +				\
72	    td->td_kstack_pages * PAGE_SIZE -				\
73	    (char *)&td;						\
74} while (0)
75
76#endif
77
78#endif /* !_MACHINE_PROC_H_ */
79