xref: /openbsd/sys/arch/powerpc/include/reg.h (revision cecf84d4)
1 /*	$OpenBSD: reg.h,v 1.11 2014/09/08 01:47:06 guenther Exp $	*/
2 
3 /*-
4  * Copyright (c) 1990 The Regents of the University of California.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * William Jolitz.
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  * 3. 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  *	@(#)reg.h	5.5 (Berkeley) 1/18/91
35  */
36 
37 #ifndef _POWERPC_REG_H_
38 #define _POWERPC_REG_H_
39 
40 /*
41  * Struct reg, used for ptrace and in signal contexts
42  * Note that in signal contexts, it's represented as an array.
43  * That array has to look exactly like 'struct reg' though.
44  */
45 
46 struct reg {
47 	u_int32_t gpr[32];
48 	u_int64_t fpr[32];
49 	u_int32_t pc;
50 	u_int32_t ps;
51 	u_int32_t cnd;
52 	u_int32_t lr;
53 	u_int32_t cnt;
54 	u_int32_t xer;
55 	u_int32_t mq;
56 };
57 
58 struct fpreg {
59 	u_int64_t fpr[32];
60 	u_int32_t fpscr;
61 };
62 
63 struct vreg {
64         u_int32_t vreg[32][4];
65 	u_int64_t vscr;
66 	u_int32_t vrsave;
67 	u_int32_t pad;
68 };
69 
70 #ifdef _KERNEL
71 void save_vec(struct proc *);
72 void enable_vec(struct proc *);
73 extern struct proc *ppc_vecproc;
74 extern struct pool ppc_vecpl;
75 #endif /* _KERNEL */
76 #endif /* !_POWERPC_REG_H_ */
77