xref: /freebsd/sys/powerpc/include/proc.h (revision 23833df4831a6f41aa39e952fba524edfb8cec6d)
1 /*-
2  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
3  * Copyright (C) 1995, 1996 TooLs GmbH.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *	This product includes software developed by TooLs GmbH.
17  * 4. The name of TooLs GmbH may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  *
31  *	$NetBSD: proc.h,v 1.2 1997/04/16 22:57:48 thorpej Exp $
32  * $FreeBSD$
33  */
34 
35 #ifndef _MACHINE_PROC_H_
36 #define	_MACHINE_PROC_H_
37 
38 /*
39  * Machine-dependent part of the proc structure
40  */
41 struct mdthread {
42 	int	md_spinlock_count;	/* (k) */
43 	register_t md_saved_msr;	/* (k) */
44 };
45 
46 struct mdproc {
47 };
48 
49 #ifdef __powerpc64__
50 #define	KINFO_PROC_SIZE 1088
51 #define	KINFO_PROC32_SIZE 816
52 #else
53 #define	KINFO_PROC_SIZE 816
54 #endif
55 
56 struct syscall_args {
57 	u_int code;
58 	struct sysent *callp;
59 	register_t args[10];
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 #endif
76 
77 #endif /* !_MACHINE_PROC_H_ */
78