1
2/*
3 * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Except as contained in this notice, the name of the copyright holder(s)
24 * and author(s) shall not be used in advertising or otherwise to promote
25 * the sale, use or other dealings in this Software without prior written
26 * authorization from the copyright holder(s) and author(s).
27 */
28
29/*
30 * This file contains all the XFree86 global variables.
31 */
32
33#ifdef HAVE_XORG_CONFIG_H
34#include <xorg-config.h>
35#endif
36
37#include <X11/X.h>
38#include "os.h"
39#include "windowstr.h"
40#include "propertyst.h"
41#include "xf86.h"
42#include "xf86Priv.h"
43#include "xf86Parser.h"
44#include "xf86Xinput.h"
45#include "xf86InPriv.h"
46#include "xf86Config.h"
47
48/* Globals that video drivers may access */
49
50DevPrivateKeyRec xf86CreateRootWindowKeyRec;
51DevPrivateKeyRec xf86ScreenKeyRec;
52
53ScrnInfoPtr *xf86Screens = NULL;        /* List of ScrnInfos */
54ScrnInfoPtr *xf86GPUScreens = NULL;        /* List of ScrnInfos */
55
56int xf86DRMMasterFd = -1;  /* Command line argument for DRM master file descriptor */
57
58const unsigned char byte_reversed[256] = {
59    0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
60    0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
61    0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
62    0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
63    0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
64    0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
65    0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
66    0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
67    0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
68    0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
69    0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
70    0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
71    0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
72    0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
73    0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
74    0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
75    0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
76    0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
77    0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
78    0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
79    0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
80    0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
81    0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
82    0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
83    0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
84    0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
85    0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
86    0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
87    0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
88    0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
89    0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
90    0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
91};
92
93/* Globals that input drivers may access */
94InputInfoPtr xf86InputDevs = NULL;
95
96/* Globals that video drivers may not access */
97
98xf86InfoRec xf86Info = {
99    .consoleFd = -1,
100    .vtno = -1,
101    .lastEventTime = -1,
102    .vtRequestsPending = FALSE,
103#ifdef __sun
104    .vtPendingNum = -1,
105#endif
106    .dontVTSwitch = FALSE,
107    .autoVTSwitch = TRUE,
108    .ShareVTs = FALSE,
109    .dontZap = FALSE,
110    .dontZoom = FALSE,
111    .notrapSignals = FALSE,
112    .currentScreen = NULL,
113#ifdef CSRG_BASED
114    .consType = -1,
115#endif
116    .allowMouseOpenFail = FALSE,
117    .vidModeEnabled = TRUE,
118    .vidModeAllowNonLocal = FALSE,
119    .miscModInDevEnabled = TRUE,
120    .miscModInDevAllowNonLocal = FALSE,
121    .pmFlag = TRUE,
122#if defined(CONFIG_HAL) || defined(CONFIG_UDEV) || defined(CONFIG_WSCONS)
123    .forceInputDevices = FALSE,
124    .autoAddDevices = TRUE,
125    .autoEnableDevices = TRUE,
126#else
127    .forceInputDevices = TRUE,
128    .autoAddDevices = FALSE,
129    .autoEnableDevices = FALSE,
130#endif
131#if defined(CONFIG_UDEV_KMS)
132    .autoAddGPU = TRUE,
133#else
134    .autoAddGPU = FALSE,
135#endif
136};
137
138const char *xf86ConfigFile = NULL;
139const char *xf86ConfigDir = NULL;
140const char *xf86ModulePath = DEFAULT_MODULE_PATH;
141MessageType xf86ModPathFrom = X_DEFAULT;
142const char *xf86LogFile = DEFAULT_LOGDIR "/" DEFAULT_LOGPREFIX;
143MessageType xf86LogFileFrom = X_DEFAULT;
144Bool xf86LogFileWasOpened = FALSE;
145serverLayoutRec xf86ConfigLayout = { NULL, };
146confDRIRec xf86ConfigDRI = { 0, };
147
148XF86ConfigPtr xf86configptr = NULL;
149Bool xf86Resetting = FALSE;
150Bool xf86Initialising = FALSE;
151Bool xf86DoConfigure = FALSE;
152Bool xf86ProbeIgnorePrimary = FALSE;
153Bool xf86DoShowOptions = FALSE;
154DriverPtr *xf86DriverList = NULL;
155int xf86NumDrivers = 0;
156InputDriverPtr *xf86InputDriverList = NULL;
157int xf86NumInputDrivers = 0;
158int xf86NumScreens = 0;
159int xf86NumGPUScreens = 0;
160
161const char *xf86VisualNames[] = {
162    "StaticGray",
163    "GrayScale",
164    "StaticColor",
165    "PseudoColor",
166    "TrueColor",
167    "DirectColor"
168};
169
170/* Parameters set only from the command line */
171const char *xf86ServerName = "no-name";
172Bool xf86fpFlag = FALSE;
173Bool xf86sFlag = FALSE;
174Bool xf86bsEnableFlag = FALSE;
175Bool xf86bsDisableFlag = FALSE;
176Bool xf86silkenMouseDisableFlag = FALSE;
177Bool xf86xkbdirFlag = FALSE;
178
179#ifdef HAVE_ACPI
180Bool xf86acpiDisableFlag = FALSE;
181#endif
182char *xf86LayoutName = NULL;
183char *xf86ScreenName = NULL;
184char *xf86PointerName = NULL;
185char *xf86KeyboardName = NULL;
186int xf86Verbose = DEFAULT_VERBOSE;
187int xf86LogVerbose = DEFAULT_LOG_VERBOSE;
188int xf86FbBpp = -1;
189int xf86Depth = -1;
190rgb xf86Weight = { 0, 0, 0 };
191
192Bool xf86FlipPixels = FALSE;
193Gamma xf86Gamma = { 0.0, 0.0, 0.0 };
194
195Bool xf86AllowMouseOpenFail = FALSE;
196
197#ifdef XF86VIDMODE
198Bool xf86VidModeDisabled = FALSE;
199Bool xf86VidModeAllowNonLocal = FALSE;
200#endif
201Bool xorgHWAccess = FALSE;
202