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 * 3. 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/arm64/include/proc.h 334954 2018-06-11 15:43:28Z markj $
32 */
33
34#ifndef	_MACHINE_PROC_H_
35#define	_MACHINE_PROC_H_
36
37struct mdthread {
38	int	md_spinlock_count;	/* (k) */
39	register_t md_saved_daif;	/* (k) */
40};
41
42struct mdproc {
43	int dummy;
44};
45
46#define	KINFO_PROC_SIZE	1088
47
48#define	MAXARGS		8
49struct syscall_args {
50	u_int code;
51	struct sysent *callp;
52	register_t args[MAXARGS];
53	int narg;
54};
55
56#ifdef _KERNEL
57
58#include <machine/pcb.h>
59
60#define	GET_STACK_USAGE(total, used) do {				\
61	struct thread *td = curthread;					\
62	(total) = td->td_kstack_pages * PAGE_SIZE - sizeof(struct pcb);	\
63	(used) = (char *)td->td_kstack +				\
64	    td->td_kstack_pages * PAGE_SIZE -				\
65	    (char *)&td;						\
66} while (0)
67
68#endif
69
70#endif /* !_MACHINE_PROC_H_ */
71