hw/xfree86/common/xf86Globals.c

   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
  50 DevPrivateKeyRec xf86CreateRootWindowKeyRec;
  51 DevPrivateKeyRec xf86ScreenKeyRec;
  52
  53 ScrnInfoPtr *xf86Screens = NULL;        /* List of ScrnInfos */
  54 ScrnInfoPtr *xf86GPUScreens = NULL;        /* List of ScrnInfos */
  55
  56 const unsigned char byte_reversed[256] = {
  57     0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
  58     0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
  59     0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
  60     0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
  61     0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
  62     0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
  63     0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
  64     0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
  65     0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
  66     0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
  67     0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
  68     0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
  69     0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
  70     0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
  71     0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
  72     0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
  73     0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
  74     0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
  75     0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
  76     0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
  77     0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
  78     0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
  79     0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
  80     0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
  81     0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
  82     0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
  83     0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
  84     0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
  85     0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
  86     0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
  87     0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
  88     0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
  89 };
  90
  91 /* Globals that input drivers may access */
  92 InputInfoPtr xf86InputDevs = NULL;
  93
  94 /* Globals that video drivers may not access */
  95
  96 xf86InfoRec xf86Info = {
  97     .consoleFd = -1,
  98     .vtno = -1,
  99     .lastEventTime = -1,
 100     .vtRequestsPending = FALSE,
 101 #ifdef sun
 102     .vtPendingNum = -1,
 103 #endif
 104     .dontVTSwitch = FALSE,
 105     .autoVTSwitch = TRUE,
 106     .ShareVTs = FALSE,
 107     .dontZap = FALSE,
 108     .dontZoom = FALSE,
 109     .notrapSignals = FALSE,
 110     .caughtSignal = FALSE,
 111     .currentScreen = NULL,
 112 #ifdef CSRG_BASED
 113     .consType = -1,
 114 #endif
 115     .allowMouseOpenFail = FALSE,
 116     .vidModeEnabled = TRUE,
 117     .vidModeAllowNonLocal = FALSE,
 118     .miscModInDevEnabled = TRUE,
 119     .miscModInDevAllowNonLocal = FALSE,
 120     .pixmap24 = Pix24DontCare,
 121     .pix24From = X_DEFAULT,
 122     .pmFlag = TRUE,
 123     .log = LogNone,
 124     .disableRandR = FALSE,
 125     .randRFrom = X_DEFAULT,
 126 #if defined(CONFIG_HAL) || defined(CONFIG_UDEV) || defined(CONFIG_WSCONS)
 127     .forceInputDevices = FALSE,
 128     .autoAddDevices = TRUE,
 129     .autoEnableDevices = TRUE,
 130 #else
 131     .forceInputDevices = TRUE,
 132     .autoAddDevices = FALSE,
 133     .autoEnableDevices = FALSE,
 134 #endif
 135 #if defined(CONFIG_UDEV_KMS)
 136     .autoAddGPU = TRUE,
 137 #else
 138     .autoAddGPU = FALSE,
 139 #endif
 140 };
 141
 142 const char *xf86ConfigFile = NULL;
 143 const char *xf86ConfigDir = NULL;
 144 const char *xf86ModulePath = DEFAULT_MODULE_PATH;
 145 MessageType xf86ModPathFrom = X_DEFAULT;
 146 const char *xf86LogFile = DEFAULT_LOGPREFIX;
 147 MessageType xf86LogFileFrom = X_DEFAULT;
 148 Bool xf86LogFileWasOpened = FALSE;
 149 serverLayoutRec xf86ConfigLayout = { NULL, };
 150 confDRIRec xf86ConfigDRI = { 0, };
 151
 152 XF86ConfigPtr xf86configptr = NULL;
 153 Bool xf86Resetting = FALSE;
 154 Bool xf86Initialising = FALSE;
 155 Bool xf86DoConfigure = FALSE;
 156 Bool xf86DoShowOptions = FALSE;
 157 DriverPtr *xf86DriverList = NULL;
 158 int xf86NumDrivers = 0;
 159 InputDriverPtr *xf86InputDriverList = NULL;
 160 int xf86NumInputDrivers = 0;
 161 int xf86NumScreens = 0;
 162 int xf86NumGPUScreens = 0;
 163
 164 const char *xf86VisualNames[] = {
 165     "StaticGray",
 166     "GrayScale",
 167     "StaticColor",
 168     "PseudoColor",
 169     "TrueColor",
 170     "DirectColor"
 171 };
 172
 173 /* Parameters set only from the command line */
 174 const char *xf86ServerName = "no-name";
 175 Bool xf86fpFlag = FALSE;
 176 Bool xf86sFlag = FALSE;
 177 Bool xf86bsEnableFlag = FALSE;
 178 Bool xf86bsDisableFlag = FALSE;
 179 Bool xf86silkenMouseDisableFlag = FALSE;
 180 Bool xf86xkbdirFlag = FALSE;
 181
 182 #ifdef HAVE_ACPI
 183 Bool xf86acpiDisableFlag = FALSE;
 184 #endif
 185 char *xf86LayoutName = NULL;
 186 char *xf86ScreenName = NULL;
 187 char *xf86PointerName = NULL;
 188 char *xf86KeyboardName = NULL;
 189 int xf86Verbose = DEFAULT_VERBOSE;
 190 int xf86LogVerbose = DEFAULT_LOG_VERBOSE;
 191 int xf86FbBpp = -1;
 192 Pix24Flags xf86Pix24 = Pix24DontCare;
 193 int xf86Depth = -1;
 194 rgb xf86Weight = { 0, 0, 0 };
 195
 196 Bool xf86FlipPixels = FALSE;
 197 Gamma xf86Gamma = { 0.0, 0.0, 0.0 };
 198
 199 Bool xf86AllowMouseOpenFail = FALSE;
 200
 201 #ifdef XF86VIDMODE
 202 Bool xf86VidModeDisabled = FALSE;
 203 Bool xf86VidModeAllowNonLocal = FALSE;
 204 #endif
 205 RootWinPropPtr *xf86RegisteredPropertiesTable = NULL;
 206 Bool xorgHWAccess = FALSE;