1/*	$OpenBSD: irongatevar.h,v 1.5 2008/06/26 05:42:08 ray Exp $	*/
2/* $NetBSD: irongatevar.h,v 1.3 2000/11/29 06:29:10 thorpej Exp $ */
3
4/*-
5 * Copyright (c) 2000 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.
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#include <dev/isa/isavar.h>
34#include <dev/pci/pcivar.h>
35
36/*
37 * AMD 751 chipset's configuration.
38 *
39 * All of the information that the chipset-specific functions need to
40 * do their dirty work (and more!).
41 */
42struct irongate_config {
43	int	ic_initted;
44
45	struct alpha_bus_space ic_iot, ic_memt;
46	struct alpha_pci_chipset ic_pc;
47
48	struct alpha_bus_dma_tag ic_dmat_pci;
49	struct alpha_bus_dma_tag ic_dmat_isa;
50
51	u_int32_t ic_rev;
52
53	struct extent *ic_io_ex, *ic_mem_ex;
54	int	ic_mallocsafe;
55};
56
57void	irongate_init(struct irongate_config *, int);
58void	irongate_pci_init(pci_chipset_tag_t, void *);
59void	irongate_dma_init(struct irongate_config *);
60
61void	irongate_bus_io_init(bus_space_tag_t, void *);
62void	irongate_bus_mem_init(bus_space_tag_t, void *);
63
64void	irongate_bus_mem_init2(bus_space_tag_t, void *);
65
66pcireg_t irongate_conf_read0(void *, pcitag_t, int);
67