xref: /f-stack/freebsd/mips/include/_bus.h (revision 22ce4aff)
1a9643ea8Slogwang /*-
2*22ce4affSfengbojiang  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3*22ce4affSfengbojiang  *
4*22ce4affSfengbojiang  * Copyright (c) 2005 M. Warner Losh <[email protected]>
5a9643ea8Slogwang  *
6a9643ea8Slogwang  * Redistribution and use in source and binary forms, with or without
7a9643ea8Slogwang  * modification, are permitted provided that the following conditions
8a9643ea8Slogwang  * are met:
9a9643ea8Slogwang  * 1. Redistributions of source code must retain the above copyright
10a9643ea8Slogwang  *    notice, this list of conditions, and the following disclaimer,
11a9643ea8Slogwang  *    without modification, immediately at the beginning of the file.
12a9643ea8Slogwang  * 2. Redistributions in binary form must reproduce the above copyright
13a9643ea8Slogwang  *    notice, this list of conditions and the following disclaimer in
14a9643ea8Slogwang  *    the documentation and/or other materials provided with the
15a9643ea8Slogwang  *    distribution.
16a9643ea8Slogwang  *
17a9643ea8Slogwang  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18a9643ea8Slogwang  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19a9643ea8Slogwang  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20a9643ea8Slogwang  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
21a9643ea8Slogwang  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22a9643ea8Slogwang  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23a9643ea8Slogwang  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24a9643ea8Slogwang  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25a9643ea8Slogwang  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26a9643ea8Slogwang  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27a9643ea8Slogwang  * SUCH DAMAGE.
28a9643ea8Slogwang  *
29a9643ea8Slogwang  * from: src/sys/i386/include/_bus.h,v 1.1 2005/04/18 21:45:33 imp
30a9643ea8Slogwang  * $FreeBSD$
31a9643ea8Slogwang  */
32a9643ea8Slogwang 
33a9643ea8Slogwang #ifndef MIPS_INCLUDE__BUS_H
34a9643ea8Slogwang #define	MIPS_INCLUDE__BUS_H
35a9643ea8Slogwang 
36a9643ea8Slogwang /*
37a9643ea8Slogwang  * Bus address and size types
38a9643ea8Slogwang  */
39a9643ea8Slogwang #if defined(CPU_CNMIPS) && !defined(__mips_n64)
40a9643ea8Slogwang typedef uint64_t bus_addr_t;
41a9643ea8Slogwang #else
42a9643ea8Slogwang typedef uintptr_t bus_addr_t;
43a9643ea8Slogwang #endif
44a9643ea8Slogwang typedef uintptr_t bus_size_t;
45a9643ea8Slogwang 
46a9643ea8Slogwang /*
47a9643ea8Slogwang  * Access methods for bus resources and address space.
48a9643ea8Slogwang  */
49a9643ea8Slogwang typedef struct bus_space *bus_space_tag_t;
50a9643ea8Slogwang typedef bus_addr_t bus_space_handle_t;
51a9643ea8Slogwang #endif /* MIPS_INCLUDE__BUS_H */
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