xref: /netbsd-src/sys/arch/powerpc/include/netbsd32_machdep.h (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: netbsd32_machdep.h,v 1.2 2003/04/16 08:58:18 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  * 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 #include <powerpc/frame.h>
46 
47 /* from <arch/sparc/include/signal.h> */
48 typedef u_int32_t netbsd32_sigcontextp_t;
49 
50 struct netbsd32_sigcontext {
51 	int		sc_onstack;	/* sigstack state to restore */
52 	int		__sc_mask13;	/* signal mask to restore (old style) */
53 	/* begin machine dependent portion */
54 	struct trapframe32 sc_frame;	/* saved registers */
55 	sigset_t	sc_mask;	/* signal mask to restore (new style) */
56 };
57 
58 struct netbsd32_sigcontext13 {
59 	int	sc_onstack;		/* sigstack state to restore */
60 	int	sc_mask;		/* signal mask to restore (old style) */
61 	/* begin machine dependent portion */
62 	struct trapframe32 sc_frame;	/* saved registers */
63 };
64 
65 struct exec_package;
66 void netbsd32_setregs (struct lwp *, struct exec_package *, u_long);
67 int netbsd32_sigreturn (struct lwp *, void *, register_t *);
68 void netbsd32_sendsig (int sig, sigset_t *, u_long);
69 
70 extern char netbsd32_esigcode[], netbsd32_sigcode[];
71 
72 /*
73  * Need to plug into get sparc specific ioctl's.
74  */
75 #define	NETBSD32_MD_IOCTL	/* enable netbsd32_md_ioctl() */
76 int netbsd32_md_ioctl(struct file *, netbsd32_u_long, void *, struct proc *);
77 
78 #endif /* _MACHINE_NETBSD32_H_ */
79