xref: /netbsd-src/sys/arch/sparc64/include/netbsd32_machdep.h (revision de1dfb1250df962f1ff3a011772cf58e605aed11)
1 /*	$NetBSD: netbsd32_machdep.h,v 1.16 2004/02/20 16:11:44 drochner 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  * 3. The name of the author may not be used to endorse or promote products
16  *    derived from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 
31 #ifndef _MACHINE_NETBSD32_H_
32 #define _MACHINE_NETBSD32_H_
33 
34 #include <sys/types.h>
35 #include <sys/proc.h>
36 
37 typedef	u_int32_t netbsd32_pointer_t;
38 
39 /*
40  * Convert a pointer in the 32-bit world to a valid 64-bit pointer.
41  */
42 #define	NETBSD32PTR64(p32)	((void *)(u_long)(u_int)(p32))
43 
44 #include <compat/netbsd32/netbsd32.h>
45 
46 /* from <arch/sparc/include/signal.h> */
47 typedef u_int32_t netbsd32_sigcontextp_t;
48 
49 struct netbsd32_sigcontext {
50 	int		sc_onstack;	/* sigstack state to restore */
51 	int		__sc_mask13;	/* signal mask to restore (old style) */
52 	/* begin machine dependent portion */
53 	int		sc_sp;		/* %sp to restore */
54 	int		sc_pc;		/* pc to restore */
55 	int		sc_npc;		/* npc to restore */
56 	int		sc_psr;		/* pstate to restore */
57 	int		sc_g1;		/* %g1 to restore */
58 	int		sc_o0;		/* %o0 to restore */
59 	sigset_t	sc_mask;	/* signal mask to restore (new style) */
60 };
61 
62 struct netbsd32_sigcontext13 {
63 	int	sc_onstack;		/* sigstack state to restore */
64 	int	sc_mask;		/* signal mask to restore (old style) */
65 	/* begin machine dependent portion */
66 	int	sc_sp;			/* %sp to restore */
67 	int	sc_pc;			/* pc to restore */
68 	int	sc_npc;			/* npc to restore */
69 	int	sc_psr;			/* pstate to restore */
70 	int	sc_g1;			/* %g1 to restore */
71 	int	sc_o0;			/* %o0 to restore */
72 };
73 
74 /*
75  * Need to plug into get sparc specific ioctl's.
76  */
77 #define	NETBSD32_MD_IOCTL	/* enable netbsd32_md_ioctl() */
78 int netbsd32_md_ioctl(struct file *, netbsd32_u_long, void *, struct proc *);
79 
80 #define NETBSD32_MID_MACHINE MID_SPARC
81 
82 #endif /* _MACHINE_NETBSD32_H_ */
83