xref: /netbsd-src/sys/arch/cobalt/cobalt/bus.c (revision be86510ba0bf93ac930cd4c2b6134c2b4d4064a5)
1 /*	$NetBSD: bus.c,v 1.46 2018/01/20 13:56:08 skrll Exp $	*/
2 
3 /*
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
9  * NASA Ames Research Center.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 /*
34  * Platform-specific I/O support for the cobalt machines
35  */
36 
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: bus.c,v 1.46 2018/01/20 13:56:08 skrll Exp $");
39 
40 #include <sys/types.h>
41 #include <sys/param.h>
42 #include <sys/bus.h>
43 
44 #define	CHIP			mainbus
45 #define	CHIP_MEM		/* defined */
46 
47 #if 0
48 #define	CHIP_EX_MALLOC_SAFE(v)	(((struct p4032_config *)(v))->ac_mallocsafe)
49 #define	CHIP_EXTENT(v)		(((struct p4032_config *)(v))->ac_io_ex)
50 #endif
51 
52 /* IO region 1 */
53 #define	CHIP_W1_BUS_START(v)	0x10000000UL
54 #define	CHIP_W1_BUS_END(v)	0x10000fffUL
55 #define	CHIP_W1_SYS_START(v)	0x10000000UL
56 #define	CHIP_W1_SYS_END(v)	0x10000fffUL
57 
58 /* IO region 1 */
59 #define	CHIP_W2_BUS_START(v)	0x14000000UL
60 #define	CHIP_W2_BUS_END(v)	0x1fffffffUL
61 #define	CHIP_W2_SYS_START(v)	0x14000000UL
62 #define	CHIP_W2_SYS_END(v)	0x1fffffffUL
63 
64 void mainbus_bus_mem_init(bus_space_tag_t, void *);
65 
66 #include <mips/mips/bus_space_alignstride_chipdep.c>
67