xref: /netbsd-src/sys/arch/riscv/include/netbsd32_machdep.h (revision 82d56013d7b633d116a93943de88e08335357a7c)
1 /*	$NetBSD: netbsd32_machdep.h,v 1.1 2014/09/19 17:36:26 matt Exp $	*/
2 
3 /*-
4  * Copyright (c) 2009 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Matt Thomas <matt@3am-software.com>.
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  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _MACHINE_NETBSD32_H_
33 #define _MACHINE_NETBSD32_H_
34 
35 #include <sys/types.h>
36 #include <sys/lwp.h>
37 #include <sys/proc.h>
38 #include <sys/exec.h>
39 
40 /*
41  * On MIPS, pointers are signed.
42  */
43 #define	NETBSD32_POINTER_TYPE			int32_t
44 typedef struct { NETBSD32_POINTER_TYPE i32; }	netbsd32_pointer_t;
45 
46 #define NETBSD32_INT64_ALIGN
47 
48 typedef netbsd32_pointer_t			netbsd32_sigcontextp_t;
49 
50 /*
51  * The sigcode is ABI neutral.
52  */
53 #define	netbsd32_sigcode			sigcode
54 #define	netbsd32_esigcode			esigcode
55 
56 /*
57  * Note: syscall_intern does not care about COMPAT_NETBSD32.
58  */
59 #define	netbsd32_syscall_intern			syscall_intern
60 void	netbsd32_setregs(struct lwp *, struct exec_package *, vaddr_t);
61 
62 #endif /* _MACHINE_NETBSD32_H_ */
63