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1 /*
2 * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
3 * The President and Fellows of Harvard College.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #ifndef _SYS161_BUS_H_
31 #define _SYS161_BUS_H_
32
33 /*
34 * Generic bus interface file.
35 *
36 * The only bus on System/161 is LAMEbus.
37 * This would need to be a bit more complicated if that weren't the case.
38 */
39
40 #include <machine/vm.h> /* for MIPS_KSEG1 */
41 #include <lamebus/lamebus.h> /* for LAMEbus definitions */
42
43 #define bus_write_register(bus, slot, offset, val) \
44 lamebus_write_register(bus, slot, offset, val)
45
46 #define bus_read_register(bus, slot, offset) \
47 lamebus_read_register(bus, slot, offset)
48
49 #define bus_map_area(bus, slot, offset) \
50 lamebus_map_area(bus, slot, offset)
51
52 /*
53 * Machine-dependent LAMEbus definitions
54 */
55
56 /* Base address of the LAMEbus mapping area */
57 #define LB_BASEADDR (MIPS_KSEG1 + 0x1fe00000)
58
59
60 #endif /* _SYS161_BUS_H_ */