Imported Upstream version 1.15.1
[deb_xorg-server.git] / hw / xfree86 / os-support / bus / Pci.h
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1/*
2 * Copyright 1998 by Concurrent Computer Corporation
3 *
4 * Permission to use, copy, modify, distribute, and sell this software
5 * and its documentation for any purpose is hereby granted without fee,
6 * provided that the above copyright notice appear in all copies and that
7 * both that copyright notice and this permission notice appear in
8 * supporting documentation, and that the name of Concurrent Computer
9 * Corporation not be used in advertising or publicity pertaining to
10 * distribution of the software without specific, written prior
11 * permission. Concurrent Computer Corporation makes no representations
12 * about the suitability of this software for any purpose. It is
13 * provided "as is" without express or implied warranty.
14 *
15 * CONCURRENT COMPUTER CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD
16 * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
17 * AND FITNESS, IN NO EVENT SHALL CONCURRENT COMPUTER CORPORATION BE
18 * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
19 * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
20 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
21 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
22 * SOFTWARE.
23 *
24 * Copyright 1998 by Metro Link Incorporated
25 *
26 * Permission to use, copy, modify, distribute, and sell this software
27 * and its documentation for any purpose is hereby granted without fee,
28 * provided that the above copyright notice appear in all copies and that
29 * both that copyright notice and this permission notice appear in
30 * supporting documentation, and that the name of Metro Link
31 * Incorporated not be used in advertising or publicity pertaining to
32 * distribution of the software without specific, written prior
33 * permission. Metro Link Incorporated makes no representations
34 * about the suitability of this software for any purpose. It is
35 * provided "as is" without express or implied warranty.
36 *
37 * METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD
38 * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
39 * AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED BE
40 * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
41 * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
42 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
43 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
44 * SOFTWARE.
45 *
46 * This file is derived in part from the original xf86_PCI.h that included
47 * following copyright message:
48 *
49 * Copyright 1995 by Robin Cutshaw <robin@XFree86.Org>
50 *
51 * Permission to use, copy, modify, distribute, and sell this software and its
52 * documentation for any purpose is hereby granted without fee, provided that
53 * the above copyright notice appear in all copies and that both that
54 * copyright notice and this permission notice appear in supporting
55 * documentation, and that the names of the above listed copyright holder(s)
56 * not be used in advertising or publicity pertaining to distribution of
57 * the software without specific, written prior permission. The above listed
58 * copyright holder(s) make(s) no representations about the suitability of this
59 * software for any purpose. It is provided "as is" without express or
60 * implied warranty.
61 *
62 * THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD
63 * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
64 * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE
65 * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
66 * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
67 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
68 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
69 *
70 */
71/*
72 * Copyright (c) 1999-2003 by The XFree86 Project, Inc.
73 *
74 * Permission is hereby granted, free of charge, to any person obtaining a
75 * copy of this software and associated documentation files (the "Software"),
76 * to deal in the Software without restriction, including without limitation
77 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
78 * and/or sell copies of the Software, and to permit persons to whom the
79 * Software is furnished to do so, subject to the following conditions:
80 *
81 * The above copyright notice and this permission notice shall be included in
82 * all copies or substantial portions of the Software.
83 *
84 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
85 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
86 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
87 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
88 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
89 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
90 * OTHER DEALINGS IN THE SOFTWARE.
91 *
92 * Except as contained in this notice, the name of the copyright holder(s)
93 * and author(s) shall not be used in advertising or otherwise to promote
94 * the sale, use or other dealings in this Software without prior written
95 * authorization from the copyright holder(s) and author(s).
96 */
97
98/*
99 * This file has the private Pci definitions. The public ones are imported
100 * from xf86Pci.h. Drivers should not use this file.
101 */
102#ifdef HAVE_XORG_CONFIG_H
103#include <xorg-config.h>
104#endif
105
106#ifndef _PCI_H
107#define _PCI_H 1
108
109#include "xf86Pci.h"
110
111/*
112 * Global Definitions
113 */
114#if (defined(__alpha__) || defined(__ia64__)) && defined (linux)
115#define PCI_DOM_MASK 0x01fful
116#else
117#define PCI_DOM_MASK 0x0ffu
118#endif
119
120#ifndef PCI_DOM_MASK
121#define PCI_DOM_MASK 0x0ffu
122#endif
123#define PCI_DOMBUS_MASK (((PCI_DOM_MASK) << 8) | 0x0ffu)
124
125/*
126 * "b" contains an optional domain number.
127 */
128#define PCI_MAKE_TAG(b,d,f) ((((b) & (PCI_DOMBUS_MASK)) << 16) | \
129 (((d) & 0x00001fu) << 11) | \
130 (((f) & 0x000007u) << 8))
131
132#define PCI_MAKE_BUS(d,b) ((((d) & (PCI_DOM_MASK)) << 8) | ((b) & 0xffu))
133
134#define PCI_DOM_FROM_BUS(bus) (((bus) >> 8) & (PCI_DOM_MASK))
135#define PCI_BUS_NO_DOMAIN(bus) ((bus) & 0xffu)
136#define PCI_TAG_NO_DOMAIN(tag) ((tag) & 0x00ffff00u)
137
138#if defined(linux)
139#define osPciInit(x) do {} while (0)
140#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || \
141 defined(__OpenBSD__) || defined(__NetBSD__) || \
142 defined(__DragonFly__) || defined(__sun) || defined(__GNU__)
143extern void osPciInit(void);
144#else
145#error No PCI support available for this architecture/OS combination
146#endif
147
148#endif /* _PCI_H */