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source: vbox/trunk/src/VBox/Additions/x11/x11include/xorg-server-1.5.3/xf86Pci.h@ 99743

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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 <[email protected]>
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/*
100 * This file contains just the public interface to the PCI code.
101 * Drivers should use this file rather than Pci.h.
102 */
103
104#ifndef _XF86PCI_H
105#define _XF86PCI_H 1
106#include <X11/Xarch.h>
107#include <X11/Xfuncproto.h>
108#include "misc.h"
109#include <pciaccess.h>
110
111/*
112 * PCI cfg space definitions (e.g. stuff right out of the PCI spec)
113 */
114
115/* Device identification register */
116#define PCI_ID_REG 0x00
117
118/* Command and status register */
119#define PCI_CMD_STAT_REG 0x04
120#define PCI_CMD_BASE_REG 0x10
121#define PCI_CMD_BIOS_REG 0x30
122#define PCI_CMD_MASK 0xffff
123#define PCI_CMD_IO_ENABLE 0x01
124#define PCI_CMD_MEM_ENABLE 0x02
125#define PCI_CMD_MASTER_ENABLE 0x04
126#define PCI_CMD_SPECIAL_ENABLE 0x08
127#define PCI_CMD_INVALIDATE_ENABLE 0x10
128#define PCI_CMD_PALETTE_ENABLE 0x20
129#define PCI_CMD_PARITY_ENABLE 0x40
130#define PCI_CMD_STEPPING_ENABLE 0x80
131#define PCI_CMD_SERR_ENABLE 0x100
132#define PCI_CMD_BACKTOBACK_ENABLE 0x200
133#define PCI_CMD_BIOS_ENABLE 0x01
134
135/* base class */
136#define PCI_CLASS_REG 0x08
137#define PCI_CLASS_MASK 0xff000000
138#define PCI_CLASS_SHIFT 24
139#define PCI_CLASS_EXTRACT(x) \
140 (((x) & PCI_CLASS_MASK) >> PCI_CLASS_SHIFT)
141
142/* base class values */
143#define PCI_CLASS_PREHISTORIC 0x00
144#define PCI_CLASS_MASS_STORAGE 0x01
145#define PCI_CLASS_NETWORK 0x02
146#define PCI_CLASS_DISPLAY 0x03
147#define PCI_CLASS_MULTIMEDIA 0x04
148#define PCI_CLASS_MEMORY 0x05
149#define PCI_CLASS_BRIDGE 0x06
150#define PCI_CLASS_COMMUNICATIONS 0x07
151#define PCI_CLASS_SYSPERIPH 0x08
152#define PCI_CLASS_INPUT 0x09
153#define PCI_CLASS_DOCKING 0x0a
154#define PCI_CLASS_PROCESSOR 0x0b
155#define PCI_CLASS_SERIALBUS 0x0c
156#define PCI_CLASS_WIRELESS 0x0d
157#define PCI_CLASS_I2O 0x0e
158#define PCI_CLASS_SATELLITE 0x0f
159#define PCI_CLASS_CRYPT 0x10
160#define PCI_CLASS_DATA_ACQUISTION 0x11
161#define PCI_CLASS_UNDEFINED 0xff
162
163/* sub class */
164#define PCI_SUBCLASS_MASK 0x00ff0000
165#define PCI_SUBCLASS_SHIFT 16
166#define PCI_SUBCLASS_EXTRACT(x) \
167 (((x) & PCI_SUBCLASS_MASK) >> PCI_SUBCLASS_SHIFT)
168
169/* Sub class values */
170/* 0x00 prehistoric subclasses */
171#define PCI_SUBCLASS_PREHISTORIC_MISC 0x00
172#define PCI_SUBCLASS_PREHISTORIC_VGA 0x01
173
174/* 0x03 display subclasses */
175#define PCI_SUBCLASS_DISPLAY_VGA 0x00
176#define PCI_SUBCLASS_DISPLAY_XGA 0x01
177#define PCI_SUBCLASS_DISPLAY_MISC 0x80
178
179/* 0x04 multimedia subclasses */
180#define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00
181#define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01
182#define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80
183
184/* 0x06 bridge subclasses */
185#define PCI_SUBCLASS_BRIDGE_HOST 0x00
186#define PCI_SUBCLASS_BRIDGE_ISA 0x01
187#define PCI_SUBCLASS_BRIDGE_EISA 0x02
188#define PCI_SUBCLASS_BRIDGE_MC 0x03
189#define PCI_SUBCLASS_BRIDGE_PCI 0x04
190#define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05
191#define PCI_SUBCLASS_BRIDGE_NUBUS 0x06
192#define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07
193#define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08
194#define PCI_SUBCLASS_BRIDGE_MISC 0x80
195#define PCI_IF_BRIDGE_PCI_SUBTRACTIVE 0x01
196
197/* 0x0b processor subclasses */
198#define PCI_SUBCLASS_PROCESSOR_386 0x00
199#define PCI_SUBCLASS_PROCESSOR_486 0x01
200#define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02
201#define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10
202#define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20
203#define PCI_SUBCLASS_PROCESSOR_MIPS 0x30
204#define PCI_SUBCLASS_PROCESSOR_COPROC 0x40
205
206/* PCI-PCI bridge mapping registers */
207#define PCI_PCI_BRIDGE_BUS_REG 0x18
208#define PCI_SUBORDINATE_BUS_MASK 0x00ff0000
209#define PCI_SECONDARY_BUS_MASK 0x0000ff00
210#define PCI_PRIMARY_BUS_MASK 0x000000ff
211
212#define PCI_PCI_BRIDGE_IO_REG 0x1c
213#define PCI_PCI_BRIDGE_MEM_REG 0x20
214#define PCI_PCI_BRIDGE_PMEM_REG 0x24
215
216#define PCI_PCI_BRIDGE_CONTROL_REG 0x3E
217#define PCI_PCI_BRIDGE_PARITY_EN 0x01
218#define PCI_PCI_BRIDGE_SERR_EN 0x02
219#define PCI_PCI_BRIDGE_ISA_EN 0x04
220#define PCI_PCI_BRIDGE_VGA_EN 0x08
221#define PCI_PCI_BRIDGE_MASTER_ABORT_EN 0x20
222#define PCI_PCI_BRIDGE_SECONDARY_RESET 0x40
223#define PCI_PCI_BRIDGE_FAST_B2B_EN 0x80
224
225/* Subsystem identification register */
226#define PCI_SUBSYSTEM_ID_REG 0x2c
227
228/* User defined cfg space regs */
229#define PCI_REG_USERCONFIG 0x40
230#define PCI_OPTION_REG 0x40
231
232/*
233 * Typedefs, etc...
234 */
235
236/* Primitive Types */
237typedef unsigned long ADDRESS; /* Memory/PCI address */
238typedef unsigned long IOADDRESS; /* Must be large enough for a pointer */
239typedef unsigned long PCITAG;
240
241typedef enum {
242 PCI_MEM,
243 PCI_MEM_SIZE,
244 PCI_MEM_SPARSE_BASE,
245 PCI_MEM_SPARSE_MASK,
246 PCI_IO,
247 PCI_IO_SIZE,
248 PCI_IO_SPARSE_BASE,
249 PCI_IO_SPARSE_MASK
250} PciAddrType;
251
252
253/* Public PCI access functions */
254ADDRESS pciBusAddrToHostAddr(PCITAG tag, PciAddrType type, ADDRESS addr);
255PCITAG pciTag(int busnum, int devnum, int funcnum);
256Bool xf86scanpci(void);
257
258extern int pciNumBuses;
259
260/* Domain access functions. Some of these probably shouldn't be public */
261pointer xf86MapDomainMemory(int ScreenNum, int Flags, struct pci_device *dev,
262 ADDRESS Base, unsigned long Size);
263IOADDRESS xf86MapLegacyIO(struct pci_device *dev);
264
265#endif /* _XF86PCI_H */
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