2 * Copyright (c) 2012 Damjan Marion <damjan.marion@gmail.com>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/systm.h>
33 #include <sys/kernel.h>
34 #include <sys/malloc.h>
36 #include <machine/bus.h>
38 /* Prototypes for all the bus_space structure functions */
40 bs_protos(generic_armv4);
43 * The bus space tag. This is constant for all instances, so
44 * we never have to explicitly "create" it.
46 static struct bus_space _base_tag = {
50 /* mapping/unmapping */
55 /* allocation/deallocation */
70 generic_armv4_bs_rm_2,
76 generic_armv4_bs_rr_2,
88 generic_armv4_bs_wm_2,
116 /* read stream (single) */
122 /* read multiple stream */
124 generic_armv4_bs_rm_2, /* bus_space_read_multi_stream_2 */
128 /* read region stream */
134 /* write stream (single) */
140 /* write multiple stream */
142 generic_armv4_bs_wm_2, /* bus_space_write_multi_stream_2 */
146 /* write region stream */
153 bus_space_tag_t fdtbus_bs_tag = &_base_tag;