1/* $OpenBSD: tc_dma.c,v 1.4 2009/02/01 14:34:02 miod Exp $ */
2/* $NetBSD: tc_dma.c,v 1.10 2001/07/19 06:40:02 thorpej Exp $ */
3
4/*-
5 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
10 * NASA Ames Research Center.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#define _ALPHA_BUS_DMA_PRIVATE
35
36#include <sys/param.h>
37#include <sys/device.h>
38
39#include <machine/bus.h>
40
41#include <dev/tc/tcvar.h>
42
43struct alpha_bus_dma_tag tc_dmat_direct = {
44	NULL,				/* _cookie */
45	0,				/* _wbase */
46	0,				/* _wsize */
47	NULL,				/* _next_window */
48	0,				/* _boundary */
49	NULL,				/* _sgmap */
50	NULL,				/* _get_tag */
51	_bus_dmamap_create,
52	_bus_dmamap_destroy,
53	_bus_dmamap_load_direct,
54	_bus_dmamap_load_mbuf_direct,
55	_bus_dmamap_load_uio_direct,
56	_bus_dmamap_load_raw_direct,
57	_bus_dmamap_unload,
58	_bus_dmamap_sync,
59	_bus_dmamem_alloc,
60	_bus_dmamem_free,
61	_bus_dmamem_map,
62	_bus_dmamem_unmap,
63	_bus_dmamem_mmap,
64};
65
66void
67tc_dma_init()
68{
69
70	/* XXX XXX BEGIN XXX XXX */
71	{							/* XXX */
72		extern paddr_t alpha_XXX_dmamap_or;		/* XXX */
73		alpha_XXX_dmamap_or = 0;			/* XXX */
74	}							/* XXX */
75	/* XXX XXX END XXX XXX */
76}
77