1/*	$NetBSD: ixp425_a4x_space.c,v 1.2 2005/12/11 12:16:51 christos Exp $	*/
2
3/*
4 * Copyright 2003 Wasabi Systems, Inc.
5 * All rights reserved.
6 *
7 * Written by Steve C. Woodford for Wasabi Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 *    must display the following acknowledgement:
19 *      This product includes software developed for the NetBSD Project by
20 *      Wasabi Systems, Inc.
21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22 *    or promote products derived from this software without specific prior
23 *    written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 */
37
38/*
39 * Bus space tag for 8/16-bit devices on 32-bit bus.
40 * all registers are located at the address of multiple of 4.
41 *
42 * Based on pxa2x0_a4x_space.c
43 */
44
45#include <sys/cdefs.h>
46__FBSDID("$FreeBSD$");
47
48#include <sys/param.h>
49#include <sys/systm.h>
50#include <sys/bus.h>
51
52#include <machine/pcb.h>
53
54#include <vm/vm.h>
55#include <vm/vm_kern.h>
56#include <vm/pmap.h>
57#include <vm/vm_page.h>
58#include <vm/vm_extern.h>
59
60#include <machine/bus.h>
61
62/* Prototypes for all the bus_space structure functions */
63bs_protos(a4x);
64bs_protos(generic);
65
66struct bus_space ixp425_a4x_bs_tag = {
67	/* cookie */
68	.bs_privdata	= (void *) 0,
69
70	/* mapping/unmapping */
71	.bs_map		= generic_bs_map,
72	.bs_unmap	= generic_bs_unmap,
73	.bs_subregion	= generic_bs_subregion,
74
75	/* allocation/deallocation */
76	.bs_alloc	= generic_bs_alloc,	/* XXX not implemented */
77	.bs_free	= generic_bs_free,	/* XXX not implemented */
78
79	/* barrier */
80	.bs_barrier	= generic_bs_barrier,
81
82	/* read (single) */
83	.bs_r_1		= a4x_bs_r_1,
84	.bs_r_2		= a4x_bs_r_2,
85	.bs_r_4		= a4x_bs_r_4,
86
87	/* read multiple */
88	.bs_rm_1	= a4x_bs_rm_1,
89	.bs_rm_2	= a4x_bs_rm_2,
90
91	/* read region */
92	/* XXX not implemented */
93
94	/* write (single) */
95	.bs_w_1		= a4x_bs_w_1,
96	.bs_w_2		= a4x_bs_w_2,
97	.bs_w_4		= a4x_bs_w_4,
98
99	/* write multiple */
100	.bs_wm_1	= a4x_bs_wm_1,
101	.bs_wm_2	= a4x_bs_wm_2,
102
103	/* write region */
104	/* XXX not implemented */
105
106	/* set multiple */
107	/* XXX not implemented */
108
109	/* set region */
110	/* XXX not implemented */
111
112	/* copy */
113	/* XXX not implemented */
114};
115