ixp425_space.c revision 177887 
1/*	$NetBSD: ixp425_space.c,v 1.6 2006/04/10 03:36:03 simonb Exp $ */
2
3/*
4 * Copyright (c) 2003
5 *	Ichiro FUKUHARA <ichiro@ichiro.org>.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by Ichiro FUKUHARA.
19 * 4. The name of the company nor the name of the author may be used to
20 *    endorse or promote products derived from this software without specific
21 *    prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
27 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include <sys/cdefs.h>
37__FBSDID("$FreeBSD: head/sys/arm/xscale/ixp425/ixp425_space.c 177887 2008-04-03 18:22:08Z raj $");
38
39/*
40 * bus_space I/O functions for ixp425
41 */
42
43#include <sys/param.h>
44#include <sys/systm.h>
45#include <sys/bus.h>
46
47#include <machine/pcb.h>
48
49#include <vm/vm.h>
50#include <vm/vm_kern.h>
51#include <vm/pmap.h>
52#include <vm/vm_page.h>
53#include <vm/vm_extern.h>
54
55#include <machine/bus.h>
56
57#include <arm/xscale/ixp425/ixp425reg.h>
58#include <arm/xscale/ixp425/ixp425var.h>
59
60/* Proto types for all the bus_space structure functions */
61bs_protos(generic);
62bs_protos(generic_armv4);
63
64struct bus_space ixp425_bs_tag = {
65	/* cookie */
66	.bs_cookie	= (void *) 0,
67
68	/* mapping/unmapping */
69	.bs_map		= generic_bs_map,
70	.bs_unmap	= generic_bs_unmap,
71	.bs_subregion	= generic_bs_subregion,
72
73	/* allocation/deallocation */
74	.bs_alloc	= generic_bs_alloc,
75	.bs_free	= generic_bs_free,
76
77	/* barrier */
78	.bs_barrier	= generic_bs_barrier,
79
80	/* read (single) */
81	.bs_r_1		= generic_bs_r_1,
82	.bs_r_2		= generic_armv4_bs_r_2,
83	.bs_r_4		= generic_bs_r_4,
84	.bs_r_8		= NULL,
85
86	/* read multiple */
87	.bs_rm_1	= generic_bs_rm_1,
88	.bs_rm_2	= generic_armv4_bs_rm_2,
89	.bs_rm_4	= generic_bs_rm_4,
90	.bs_rm_8	= NULL,
91
92	/* read region */
93	.bs_rr_1	= generic_bs_rr_1,
94	.bs_rr_2	= generic_armv4_bs_rr_2,
95	.bs_rr_4	= generic_bs_rr_4,
96	.bs_rr_8	= NULL,
97
98	/* write (single) */
99	.bs_w_1		= generic_bs_w_1,
100	.bs_w_2		= generic_armv4_bs_w_2,
101	.bs_w_4		= generic_bs_w_4,
102	.bs_w_8		= NULL,
103
104	/* write multiple */
105	.bs_wm_1	= generic_bs_wm_1,
106	.bs_wm_2	= generic_armv4_bs_wm_2,
107	.bs_wm_4	= generic_bs_wm_4,
108	.bs_wm_8	= NULL,
109
110	/* write region */
111	.bs_wr_1	= generic_bs_wr_1,
112	.bs_wr_2	= generic_armv4_bs_wr_2,
113	.bs_wr_4	= generic_bs_wr_4,
114	.bs_wr_8	= NULL,
115
116	/* set multiple */
117	/* XXX not implemented */
118
119	/* set region */
120	.bs_sr_1	= NULL,
121	.bs_sr_2	= generic_armv4_bs_sr_2,
122	.bs_sr_4	= generic_bs_sr_4,
123	.bs_sr_8	= NULL,
124
125	/* copy */
126	.bs_c_1		= NULL,
127	.bs_c_2		= generic_armv4_bs_c_2,
128	.bs_c_4		= NULL,
129	.bs_c_8		= NULL,
130};
131