netbsd32_machdep.h revision 1.28 
1/*	$NetBSD: netbsd32_machdep.h,v 1.28 2014/01/04 00:10:03 dsl Exp $	*/
2
3/*
4 * Copyright (c) 1998, 2001 Matthew R. Green
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#ifndef _MACHINE_NETBSD32_H_
30#define _MACHINE_NETBSD32_H_
31
32#include <sys/types.h>
33
34struct proc;
35
36/* sparc64 uses an unsigned 32bit integer for 32bit pointers */
37#define NETBSD32_POINTER_TYPE uint32_t
38typedef struct { NETBSD32_POINTER_TYPE i32; } netbsd32_pointer_t;
39
40/* sparc32 has 64bit aligned 64bit integers */
41#define NETBSD32_INT64_ALIGN
42
43/* from <arch/sparc/include/signal.h> */
44typedef uint32_t netbsd32_sigcontextp_t;
45
46struct netbsd32_sigcontext {
47	int		sc_onstack;	/* sigstack state to restore */
48	int		__sc_mask13;	/* signal mask to restore (old style) */
49	/* begin machine dependent portion */
50	int		sc_sp;		/* %sp to restore */
51	int		sc_pc;		/* pc to restore */
52	int		sc_npc;		/* npc to restore */
53	int		sc_psr;		/* pstate to restore */
54	int		sc_g1;		/* %g1 to restore */
55	int		sc_o0;		/* %o0 to restore */
56	sigset_t	sc_mask;	/* signal mask to restore (new style) */
57};
58
59struct netbsd32_sigcontext13 {
60	int	sc_onstack;		/* sigstack state to restore */
61	int	sc_mask;		/* signal mask to restore (old style) */
62	/* begin machine dependent portion */
63	int	sc_sp;			/* %sp to restore */
64	int	sc_pc;			/* pc to restore */
65	int	sc_npc;			/* npc to restore */
66	int	sc_psr;			/* pstate to restore */
67	int	sc_g1;			/* %g1 to restore */
68	int	sc_o0;			/* %o0 to restore */
69};
70
71/*
72 * Need to plug into get sparc specific ioctl's.
73 */
74#define	NETBSD32_MD_IOCTL	/* enable netbsd32_md_ioctl() */
75int netbsd32_md_ioctl(struct file *, netbsd32_u_long, void *, struct lwp *);
76
77#define NETBSD32_MID_MACHINE MID_SPARC
78
79int netbsd32_process_read_regs(struct lwp *, struct reg32 *);
80int netbsd32_process_read_fpregs(struct lwp *, struct fpreg32 *, size_t *);
81
82#endif /* _MACHINE_NETBSD32_H_ */
83