xf86Globals.c   [plain text]

/*
 * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of the copyright holder(s)
 * and author(s) shall not be used in advertising or otherwise to promote
 * the sale, use or other dealings in this Software without prior written
 * authorization from the copyright holder(s) and author(s).
 */

/*
 * This file contains all the XFree86 global variables.
 */

#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif

#include <X11/X.h>
#include "os.h"
#include "windowstr.h"
#include "propertyst.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86Parser.h"
#include "xf86Xinput.h"
#include "xf86InPriv.h"

/* Globals that video drivers may access */

/* Index into pScreen.devPrivates */
static int xf86CreateRootWindowKeyIndex;
DevPrivateKey xf86CreateRootWindowKey = &xf86CreateRootWindowKeyIndex;
/* Index of ScrnInfo in pScreen.devPrivates */
static int xf86ScreenKeyIndex;
_X_EXPORT DevPrivateKey xf86ScreenKey = &xf86ScreenKeyIndex;
static int xf86PixmapKeyIndex;
_X_EXPORT DevPrivateKey xf86PixmapKey = &xf86PixmapKeyIndex;
_X_EXPORT ScrnInfoPtr *xf86Screens = NULL;	/* List of ScrnInfos */
_X_EXPORT const unsigned char byte_reversed[256] =
{
    0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
    0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
    0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
    0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
    0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
    0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
    0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
    0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
    0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
    0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
    0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
    0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
    0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
    0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
    0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
    0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
    0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
    0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
    0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
    0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
    0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
    0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
    0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
    0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
    0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
    0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
    0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
    0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
    0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
    0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
    0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
    0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
};

/* Globals that input drivers may access */
InputInfoPtr xf86InputDevs = NULL;


/* Globals that video drivers may not access */

xf86InfoRec xf86Info = {
    .consoleFd                  = -1,
    .vtno                       = -1,
    .vtSysreq                   = FALSE,
    .ddxSpecialKeys             = SKWhenNeeded,
    .lastEventTime              = -1,
    .vtRequestsPending          = FALSE,
    .dontVTSwitch               = FALSE,
    .dontZap                    = FALSE,
    .dontZoom                   = FALSE,
    .notrapSignals              = FALSE,
    .caughtSignal               = FALSE,
    .currentScreen              = NULL,
#ifdef CSRG_BASED
    .screenFd                   = -1,
    .consType                   = -1,
#endif
    .allowMouseOpenFail         = FALSE,
    .vidModeEnabled             = TRUE,
    .vidModeAllowNonLocal       = FALSE,
    .miscModInDevEnabled        = TRUE,
    .miscModInDevAllowNonLocal  = FALSE,
    .pixmap24                   = Pix24DontCare,
    .pix24From                  = X_DEFAULT,
#ifdef __i386__
    .pc98                       = FALSE,
#endif
    .pmFlag                     = TRUE,
    .log                        = LogNone,
    .kbdCustomKeycodes          = FALSE,
    .disableRandR               = FALSE,
    .randRFrom                  = X_DEFAULT,
#ifdef CONFIG_HAL
    .allowEmptyInput            = TRUE,
    .autoAddDevices             = TRUE,
    .autoEnableDevices          = TRUE
#else
    .allowEmptyInput            = FALSE,
    .autoAddDevices             = FALSE,
    .autoEnableDevices          = FALSE
#endif
};
const char *xf86ConfigFile = NULL;
const char *xf86InputDeviceList = NULL;
const char *xf86ModulePath = DEFAULT_MODULE_PATH;
MessageType xf86ModPathFrom = X_DEFAULT;
const char *xf86LogFile = DEFAULT_LOGPREFIX;
MessageType xf86LogFileFrom = X_DEFAULT;
Bool xf86LogFileWasOpened = FALSE;
serverLayoutRec xf86ConfigLayout = {NULL, };
_X_EXPORT confDRIRec xf86ConfigDRI = {0, };
XF86ConfigPtr xf86configptr = NULL;
Bool xf86Resetting = FALSE;
Bool xf86Initialising = FALSE;
Bool xf86DoProbe = FALSE;
Bool xf86DoConfigure = FALSE;
Bool xf86DoShowOptions = FALSE;
Bool xf86DoModalias = FALSE;
DriverPtr *xf86DriverList = NULL;
int xf86NumDrivers = 0;
InputDriverPtr *xf86InputDriverList = NULL;
int xf86NumInputDrivers = 0;
int xf86NumScreens = 0;

const char *xf86VisualNames[] = {
	"StaticGray",
	"GrayScale",
	"StaticColor",
	"PseudoColor",
	"TrueColor",
	"DirectColor"
};

/* Parameters set only from the command line */
char *xf86ServerName = "no-name";
Bool xf86fpFlag = FALSE;
Bool xf86sFlag = FALSE;
Bool xf86bsEnableFlag = FALSE;
Bool xf86bsDisableFlag = FALSE;
Bool xf86silkenMouseDisableFlag = FALSE;
Bool xf86xkbdirFlag = FALSE;
#ifdef HAVE_ACPI
Bool xf86acpiDisableFlag = FALSE;
#endif
char *xf86LayoutName = NULL;
char *xf86ScreenName = NULL;
char *xf86PointerName = NULL;
char *xf86KeyboardName = NULL;
Bool xf86ProbeOnly = FALSE;
int xf86Verbose = DEFAULT_VERBOSE;
int xf86LogVerbose = DEFAULT_LOG_VERBOSE;
int xf86FbBpp = -1;
Pix24Flags xf86Pix24 = Pix24DontCare;
int xf86Depth = -1;
rgb xf86Weight = {0, 0, 0};
Bool xf86FlipPixels = FALSE;
Gamma xf86Gamma = {0.0, 0.0, 0.0};
Bool xf86AllowMouseOpenFail = FALSE;
#ifdef XF86VIDMODE
Bool xf86VidModeDisabled = FALSE;
Bool xf86VidModeAllowNonLocal = FALSE;
#endif
RootWinPropPtr *xf86RegisteredPropertiesTable = NULL;
_X_EXPORT Bool xf86inSuspend = FALSE;
Bool xorgHWAccess = FALSE;

struct pci_slot_match xf86IsolateDevice = {
    PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0
};