diff options
Diffstat (limited to 'xorg-server/hw/xfree86/common/xf86Init.c')
| -rw-r--r-- | xorg-server/hw/xfree86/common/xf86Init.c | 2095 |
1 files changed, 2095 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86Init.c b/xorg-server/hw/xfree86/common/xf86Init.c new file mode 100644 index 000000000..fc50cafc7 --- /dev/null +++ b/xorg-server/hw/xfree86/common/xf86Init.c @@ -0,0 +1,2095 @@ +/* + * Loosely based on code bearing the following copyright: + * + * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. + */ +/* + * Copyright (c) 1992-2003 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). + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <stdlib.h> +#include <errno.h> + +#undef HAS_UTSNAME +#if !defined(WIN32) +#define HAS_UTSNAME 1 +#include <sys/utsname.h> +#endif + +#define NEED_EVENTS +#include <X11/X.h> +#include <X11/Xmd.h> +#include <X11/Xproto.h> +#include <X11/Xatom.h> +#include "input.h" +#include "servermd.h" +#include "windowstr.h" +#include "scrnintstr.h" +#include "site.h" +#include "mi.h" + +#include "compiler.h" + +#include "loaderProcs.h" +#ifdef XFreeXDGA +#include "dgaproc.h" +#endif + +#define XF86_OS_PRIVS +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86Config.h" +#include "xf86_OSlib.h" +#include "xorgVersion.h" +#include "xf86Date.h" +#include "xf86Build.h" +#include "mipointer.h" +#ifdef XINPUT +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> +#else +#include "inputstr.h" +#endif +#include "xf86DDC.h" +#include "xf86Xinput.h" +#include "xf86InPriv.h" +#ifdef RENDER +#include "picturestr.h" +#endif + +#include "globals.h" + +#ifdef DPMSExtension +#define DPMS_SERVER +#include <X11/extensions/dpms.h> +#include "dpmsproc.h" +#endif + +#include <pciaccess.h> +#include "Pci.h" +#include "xf86Bus.h" + +/* forward declarations */ + +static void xf86PrintBanner(void); +static void xf86PrintMarkers(void); +static void xf86PrintDefaultModulePath(void); +static void xf86PrintDefaultLibraryPath(void); + +static Bool probe_devices_from_device_sections(DriverPtr drvp); +static Bool add_matching_devices_to_configure_list(DriverPtr drvp); +static Bool check_for_matching_devices(DriverPtr drvp); + +#ifdef XF86PM +void (*xf86OSPMClose)(void) = NULL; +#endif + +/* Common pixmap formats */ + +static PixmapFormatRec formats[MAXFORMATS] = { + { 1, 1, BITMAP_SCANLINE_PAD }, + { 4, 8, BITMAP_SCANLINE_PAD }, + { 8, 8, BITMAP_SCANLINE_PAD }, + { 15, 16, BITMAP_SCANLINE_PAD }, + { 16, 16, BITMAP_SCANLINE_PAD }, + { 24, 32, BITMAP_SCANLINE_PAD }, +#ifdef RENDER + { 32, 32, BITMAP_SCANLINE_PAD }, +#endif +}; +#ifdef RENDER +static int numFormats = 7; +#else +static int numFormats = 6; +#endif +static Bool formatsDone = FALSE; + +#ifndef OSNAME +#define OSNAME " unknown" +#endif +#ifndef OSVENDOR +#define OSVENDOR "" +#endif +#ifndef PRE_RELEASE +#define PRE_RELEASE XORG_VERSION_SNAP +#endif + +static void +xf86PrintBanner() +{ +#if PRE_RELEASE + ErrorF("\n" + "This is a pre-release version of the X server from " XVENDORNAME ".\n" + "It is not supported in any way.\n" + "Bugs may be filed in the bugzilla at http://bugs.freedesktop.org/.\n" + "Select the \"xorg\" product for bugs you find in this release.\n" + "Before reporting bugs in pre-release versions please check the\n" + "latest version in the X.Org Foundation git repository.\n" + "See http://wiki.x.org/wiki/GitPage for git access instructions.\n"); +#endif + ErrorF("\nX.Org X Server %d.%d.%d", + XORG_VERSION_MAJOR, + XORG_VERSION_MINOR, + XORG_VERSION_PATCH); +#if XORG_VERSION_SNAP > 0 + ErrorF(".%d", XORG_VERSION_SNAP); +#endif + +#if XORG_VERSION_SNAP >= 900 + /* When the minor number is 99, that signifies that the we are making + * a release candidate for a major version. (X.0.0) + * When the patch number is 99, that signifies that the we are making + * a release candidate for a minor version. (X.Y.0) + * When the patch number is < 99, then we are making a release + * candidate for the next point release. (X.Y.Z) + */ +#if XORG_VERSION_MINOR >= 99 + ErrorF(" (%d.0.0 RC %d)", XORG_VERSION_MAJOR+1, XORG_VERSION_SNAP - 900); +#elif XORG_VERSION_PATCH == 99 + ErrorF(" (%d.%d.0 RC %d)", XORG_VERSION_MAJOR, XORG_VERSION_MINOR + 1, + XORG_VERSION_SNAP - 900); +#else + ErrorF(" (%d.%d.%d RC %d)", XORG_VERSION_MAJOR, XORG_VERSION_MINOR, + XORG_VERSION_PATCH + 1, XORG_VERSION_SNAP - 900); +#endif +#endif + +#ifdef XORG_CUSTOM_VERSION + ErrorF(" (%s)", XORG_CUSTOM_VERSION); +#endif +#ifndef XORG_DATE +#define XORG_DATE XF86_DATE +#endif + ErrorF("\nRelease Date: %s\n", XORG_DATE); + ErrorF("X Protocol Version %d, Revision %d\n", + X_PROTOCOL, X_PROTOCOL_REVISION); + ErrorF("Build Operating System: %s %s\n", OSNAME, OSVENDOR); +#ifdef HAS_UTSNAME + { + struct utsname name; + + /* Linux & BSD state that 0 is success, SysV (including Solaris, HP-UX, + and Irix) and Single Unix Spec 3 just say that non-negative is success. + All agree that failure is represented by a negative number. + */ + if (uname(&name) >= 0) { + ErrorF("Current Operating System: %s %s %s %s %s\n", + name.sysname, name.nodename, name.release, name.version, name.machine); + } + } +#endif +#if defined(BUILD_DATE) && (BUILD_DATE > 19000000) + { + struct tm t; + char buf[100]; + + bzero(&t, sizeof(t)); + bzero(buf, sizeof(buf)); + t.tm_mday = BUILD_DATE % 100; + t.tm_mon = (BUILD_DATE / 100) % 100 - 1; + t.tm_year = BUILD_DATE / 10000 - 1900; +#if defined(BUILD_TIME) + t.tm_sec = BUILD_TIME % 100; + t.tm_min = (BUILD_TIME / 100) % 100; + t.tm_hour = (BUILD_TIME / 10000) % 100; + if (strftime(buf, sizeof(buf), "%d %B %Y %I:%M:%S%p", &t)) + ErrorF("Build Date: %s\n", buf); +#else + if (strftime(buf, sizeof(buf), "%d %B %Y", &t)) + ErrorF("Build Date: %s\n", buf); +#endif + } +#endif +#if defined(CLOG_DATE) && (CLOG_DATE > 19000000) + { + struct tm t; + char buf[100]; + + bzero(&t, sizeof(t)); + bzero(buf, sizeof(buf)); + t.tm_mday = CLOG_DATE % 100; + t.tm_mon = (CLOG_DATE / 100) % 100 - 1; + t.tm_year = CLOG_DATE / 10000 - 1900; + if (strftime(buf, sizeof(buf), "%d %B %Y", &t)) + ErrorF("Changelog Date: %s\n", buf); + } +#endif +#if defined(BUILDERSTRING) + ErrorF("%s \n",BUILDERSTRING); +#endif + ErrorF("\tBefore reporting problems, check "__VENDORDWEBSUPPORT__"\n" + "\tto make sure that you have the latest version.\n"); +} + +static void +xf86PrintMarkers() +{ + LogPrintMarkers(); +} + +static void +DoModalias() +{ + int i = -1; + char **vlist; + + /* Get all the drivers */ + vlist = xf86DriverlistFromCompile(); + if (!vlist) { + ErrorF("Missing output drivers. PCI Access dump failed.\n"); + goto bail; + } + + /* Load all the drivers that were found. */ + xf86LoadModules(vlist, NULL); + + xfree(vlist); + + /* Iterate through each driver */ + for (i = 0; i < xf86NumDrivers; i++) { + struct pci_id_match *match; + + /* Iterate through each pci id match data, dumping it to the screen */ + for (match = (struct pci_id_match *) xf86DriverList[i]->supported_devices ; + match && !(!match->vendor_id && !match->device_id) ; match++) { + /* Prefix */ + ErrorF("alias pci:"); + + /* Vendor */ + if (match->vendor_id == ~0) + ErrorF("v*"); + else + ErrorF("v%08X", match->vendor_id); + + /* Device */ + if (match->device_id == ~0) + ErrorF("d*"); + else + ErrorF("d%08X", match->device_id); + + /* Subvendor */ + if (match->subvendor_id == ~0) + ErrorF("sv*"); + else + ErrorF("sv%08X", match->subvendor_id); + + /* Subdevice */ + if (match->subdevice_id == ~0) + ErrorF("sd*"); + else + ErrorF("sd%08X", match->subdevice_id); + + /* Class */ + if ((match->device_class_mask >> 16 & 0xFF) == 0xFF) + ErrorF("bc%02X", match->device_class >> 16 & 0xFF); + else + ErrorF("bc*"); + if ((match->device_class_mask >> 8 & 0xFF) == 0xFF) + ErrorF("sc%02X", match->device_class >> 8 & 0xFF); + else + ErrorF("sc*"); + if ((match->device_class_mask & 0xFF) == 0xFF) + ErrorF("i%02X*", match->device_class & 0xFF); + else + ErrorF("i*"); + + /* Suffix (driver) */ + ErrorF(" %s\n", xf86DriverList[i]->driverName); + } + } + +bail: + OsCleanup(TRUE); + AbortDDX(); + fflush(stderr); + exit(0); +} + +static Bool +xf86CreateRootWindow(WindowPtr pWin) +{ + int ret = TRUE; + int err = Success; + ScreenPtr pScreen = pWin->drawable.pScreen; + RootWinPropPtr pProp; + CreateWindowProcPtr CreateWindow = (CreateWindowProcPtr) + dixLookupPrivate(&pScreen->devPrivates, xf86CreateRootWindowKey); + +#ifdef DEBUG + ErrorF("xf86CreateRootWindow(%p)\n", pWin); +#endif + + if ( pScreen->CreateWindow != xf86CreateRootWindow ) { + /* Can't find hook we are hung on */ + xf86DrvMsg(pScreen->myNum, X_WARNING /* X_ERROR */, + "xf86CreateRootWindow %p called when not in pScreen->CreateWindow %p n", + (void *)xf86CreateRootWindow, + (void *)pScreen->CreateWindow ); + } + + /* Unhook this function ... */ + pScreen->CreateWindow = CreateWindow; + dixSetPrivate(&pScreen->devPrivates, xf86CreateRootWindowKey, NULL); + + /* ... and call the previous CreateWindow fuction, if any */ + if (NULL!=pScreen->CreateWindow) { + ret = (*pScreen->CreateWindow)(pWin); + } + + /* Now do our stuff */ + if (xf86RegisteredPropertiesTable != NULL) { + if (pWin->parent == NULL && xf86RegisteredPropertiesTable != NULL) { + for (pProp = xf86RegisteredPropertiesTable[pScreen->myNum]; + pProp != NULL && err==Success; + pProp = pProp->next ) + { + Atom prop; + + prop = MakeAtom(pProp->name, strlen(pProp->name), TRUE); + err = dixChangeWindowProperty(serverClient, pWin, + prop, pProp->type, + pProp->format, PropModeReplace, + pProp->size, pProp->data, + FALSE); + } + + /* Look at err */ + ret &= (err==Success); + + } else { + xf86Msg(X_ERROR, "xf86CreateRootWindow unexpectedly called with " + "non-root window %p (parent %p)\n", + (void *)pWin, (void *)pWin->parent); + ret = FALSE; + } + } + +#ifdef DEBUG + ErrorF("xf86CreateRootWindow() returns %d\n", ret); +#endif + return (ret); +} + + +static void +PostConfigInit(void) +{ + /* + * Install signal handler for unexpected signals + */ + xf86Info.caughtSignal=FALSE; + if (!xf86Info.notrapSignals) { + signal(SIGSEGV,xf86SigHandler); + signal(SIGILL,xf86SigHandler); +#ifdef SIGEMT + signal(SIGEMT,xf86SigHandler); +#endif + signal(SIGFPE,xf86SigHandler); +#ifdef SIGBUS + signal(SIGBUS,xf86SigHandler); +#endif +#ifdef SIGSYS + signal(SIGSYS,xf86SigHandler); +#endif +#ifdef SIGXCPU + signal(SIGXCPU,xf86SigHandler); +#endif +#ifdef SIGXFSZ + signal(SIGXFSZ,xf86SigHandler); +#endif + } + +#ifdef XF86PM + xf86OSPMClose = xf86OSPMOpen(); +#endif + + /* Do this after XF86Config is read (it's normally in OsInit()) */ + OsInitColors(); +} + + +#define END_OF_MATCHES(m) \ + (((m).vendor_id == 0) && ((m).device_id == 0) && ((m).subvendor_id == 0)) + +Bool +probe_devices_from_device_sections(DriverPtr drvp) +{ + int i, j; + struct pci_device * pPci; + Bool foundScreen = FALSE; + const struct pci_id_match * const devices = drvp->supported_devices; + GDevPtr *devList; + const unsigned numDevs = xf86MatchDevice(drvp->driverName, & devList); + + + for ( i = 0 ; i < numDevs ; i++ ) { + struct pci_device_iterator *iter; + unsigned device_id; + + + /* Find the pciVideoRec associated with this device section. + */ + iter = pci_id_match_iterator_create(NULL); + while ((pPci = pci_device_next(iter)) != NULL) { + if (devList[i]->busID && *devList[i]->busID) { + if (xf86ComparePciBusString(devList[i]->busID, + ((pPci->domain << 8) + | pPci->bus), + pPci->dev, + pPci->func)) { + break; + } + } + else if (xf86IsPrimaryPci(pPci)) { + break; + } + } + + pci_iterator_destroy(iter); + + if (pPci == NULL) { + continue; + } + + device_id = (devList[i]->chipID > 0) + ? devList[i]->chipID : pPci->device_id; + + + /* Once the pciVideoRec is found, determine if the device is supported + * by the driver. If it is, probe it! + */ + for ( j = 0 ; ! END_OF_MATCHES( devices[j] ) ; j++ ) { + if ( PCI_ID_COMPARE( devices[j].vendor_id, pPci->vendor_id ) + && PCI_ID_COMPARE( devices[j].device_id, device_id ) + && ((devices[j].device_class_mask & pPci->device_class) + == devices[j].device_class) ) { + int entry; + + /* Allow the same entity to be used more than once for + * devices with multiple screens per entity. This assumes + * implicitly that there will be a screen == 0 instance. + * + * FIXME Need to make sure that two different drivers don't + * FIXME claim the same screen > 0 instance. + */ + if ( (devList[i]->screen == 0) && !xf86CheckPciSlot( pPci ) ) + continue; + +#ifdef DEBUG + ErrorF("%s: card at %d:%d:%d is claimed by a Device section\n", + drvp->driverName, pPci->bus, pPci->dev, pPci->func); +#endif + + /* Allocate an entry in the lists to be returned */ + entry = xf86ClaimPciSlot(pPci, drvp, device_id, + devList[i], devList[i]->active); + + if ((entry == -1) && (devList[i]->screen > 0)) { + unsigned k; + + for ( k = 0; k < xf86NumEntities; k++ ) { + EntityPtr pEnt = xf86Entities[k]; + if (pEnt->busType != BUS_PCI) + continue; + + if (pEnt->bus.id.pci == pPci) { + entry = k; + xf86AddDevToEntity(k, devList[i]); + break; + } + } + } + + if (entry != -1) { + if ((*drvp->PciProbe)(drvp, entry, pPci, + devices[j].match_data)) { + foundScreen = TRUE; + } + } + + break; + } + } + } + + + return foundScreen; +} + + +Bool +add_matching_devices_to_configure_list(DriverPtr drvp) +{ + const struct pci_id_match * const devices = drvp->supported_devices; + int j; + struct pci_device *pPci; + struct pci_device_iterator *iter; + int numFound = 0; + + + iter = pci_id_match_iterator_create(NULL); + while ((pPci = pci_device_next(iter)) != NULL) { + /* Determine if this device is supported by the driver. If it is, + * add it to the list of devices to configure. + */ + for (j = 0 ; ! END_OF_MATCHES(devices[j]) ; j++) { + if ( PCI_ID_COMPARE( devices[j].vendor_id, pPci->vendor_id ) + && PCI_ID_COMPARE( devices[j].device_id, pPci->device_id ) + && ((devices[j].device_class_mask & pPci->device_class) + == devices[j].device_class) ) { + if (xf86CheckPciSlot(pPci)) { + GDevPtr pGDev = + xf86AddDeviceToConfigure(drvp->driverName, pPci, -1); + if (pGDev != NULL) { + /* After configure pass 1, chipID and chipRev are + * treated as over-rides, so clobber them here. + */ + pGDev->chipID = -1; + pGDev->chipRev = -1; + } + + numFound++; + } + + break; + } + } + } + + pci_iterator_destroy(iter); + + + return (numFound != 0); +} + + +Bool +check_for_matching_devices(DriverPtr drvp) +{ + const struct pci_id_match * const devices = drvp->supported_devices; + int j; + + + for (j = 0; ! END_OF_MATCHES(devices[j]); j++) { + struct pci_device_iterator *iter; + struct pci_device *dev; + + iter = pci_id_match_iterator_create(& devices[j]); + dev = pci_device_next(iter); + pci_iterator_destroy(iter); + + if (dev != NULL) { + return TRUE; + } + } + + + return FALSE; +} + + +/** + * Call the driver's correct probe function. + * + * If the driver implements the \c DriverRec::PciProbe entry-point and an + * appropriate PCI device (with matching Device section in the xorg.conf file) + * is found, it is called. If \c DriverRec::PciProbe or no devices can be + * successfully probed with it (e.g., only non-PCI devices are available), + * the driver's \c DriverRec::Probe function is called. + * + * \param drv Driver to probe + * + * \return + * If a device can be successfully probed by the driver, \c TRUE is + * returned. Otherwise, \c FALSE is returned. + */ +Bool +xf86CallDriverProbe( DriverPtr drv, Bool detect_only ) +{ + Bool foundScreen = FALSE; + + if ( drv->PciProbe != NULL ) { + if ( xf86DoProbe ) { + assert( detect_only ); + foundScreen = check_for_matching_devices( drv ); + } + else if ( xf86DoConfigure && xf86DoConfigurePass1 ) { + assert( detect_only ); + foundScreen = add_matching_devices_to_configure_list( drv ); + } + else { + assert( ! detect_only ); + foundScreen = probe_devices_from_device_sections( drv ); + } + } + + if ( ! foundScreen && (drv->Probe != NULL) ) { + xf86Msg( X_WARNING, "Falling back to old probe method for %s\n", + drv->driverName ); + foundScreen = (*drv->Probe)( drv, (detect_only) ? PROBE_DETECT + : PROBE_DEFAULT ); + } + + return foundScreen; +} + +/* + * InitOutput -- + * Initialize screenInfo for all actually accessible framebuffers. + * That includes vt-manager setup, querying all possible devices and + * collecting the pixmap formats. + */ +void +InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv) +{ + int i, j, k, scr_index; + char **modulelist; + pointer *optionlist; + screenLayoutPtr layout; + Pix24Flags screenpix24, pix24; + MessageType pix24From = X_DEFAULT; + Bool pix24Fail = FALSE; + Bool autoconfig = FALSE; + + xf86Initialising = TRUE; + + if (serverGeneration == 1) { + + pScreenInfo->numScreens = 0; + + if ((xf86ServerName = strrchr(argv[0], '/')) != 0) + xf86ServerName++; + else + xf86ServerName = argv[0]; + + if (!xf86DoModalias) { + xf86PrintBanner(); + xf86PrintMarkers(); + if (xf86LogFile) { + time_t t; + const char *ct; + t = time(NULL); + ct = ctime(&t); + xf86MsgVerb(xf86LogFileFrom, 0, "Log file: \"%s\", Time: %s", + xf86LogFile, ct); + } + } + + /* Read and parse the config file */ + if (!xf86DoProbe && !xf86DoConfigure && !xf86DoModalias) { + switch (xf86HandleConfigFile(FALSE)) { + case CONFIG_OK: + break; + case CONFIG_PARSE_ERROR: + xf86Msg(X_ERROR, "Error parsing the config file\n"); + return; + case CONFIG_NOFILE: + autoconfig = TRUE; + break; + } + } + + if (!autoconfig) + PostConfigInit(); + + /* Initialise the loader */ + LoaderInit(); + + /* Tell the loader the default module search path */ + LoaderSetPath(xf86ModulePath); + + if (xf86Info.ignoreABI) { + LoaderSetOptions(LDR_OPT_ABI_MISMATCH_NONFATAL); + } + + xf86OpenConsole(); + + /* Do a general bus probe. This will be a PCI probe for x86 platforms */ + xf86BusProbe(); + + if (xf86DoProbe) + DoProbe(); + + if (xf86DoConfigure) + DoConfigure(); + + /* Do the PCI Access dump */ + if (xf86DoModalias) + DoModalias(); + + if (autoconfig) { + if (!xf86AutoConfig()) { + xf86Msg(X_ERROR, "Auto configuration failed\n"); + return; + } + PostConfigInit(); + } + + /* Initialise the resource broker */ + xf86ResourceBrokerInit(); + + /* Load all modules specified explicitly in the config file */ + if ((modulelist = xf86ModulelistFromConfig(&optionlist))) { + xf86LoadModules(modulelist, optionlist); + xfree(modulelist); + xfree(optionlist); + } + + /* Load all driver modules specified in the config file */ + /* If there aren't any specified in the config file, autoconfig them */ + /* FIXME: Does not handle multiple active screen sections, but I'm not + * sure if we really want to handle that case*/ + GDevPtr configured_device = xf86ConfigLayout.screens->screen->device; + if ((!configured_device) || (!configured_device->driver)) { + if (!autoConfigDevice(configured_device)) { + xf86Msg(X_ERROR, "Automatic driver configuration failed\n"); + return ; + } + } + if ((modulelist = xf86DriverlistFromConfig())) { + xf86LoadModules(modulelist, NULL); + xfree(modulelist); + } + + /* Load all input driver modules specified in the config file. */ + if ((modulelist = xf86InputDriverlistFromConfig())) { + xf86LoadModules(modulelist, NULL); + xfree(modulelist); + } + + /* + * It is expected that xf86AddDriver()/xf86AddInputDriver will be + * called for each driver as it is loaded. Those functions save the + * module pointers for drivers. + * XXX Nothing keeps track of them for other modules. + */ + /* XXX What do we do if not all of these could be loaded? */ + + /* + * At this point, xf86DriverList[] is all filled in with entries for + * each of the drivers to try and xf86NumDrivers has the number of + * drivers. If there are none, return now. + */ + + if (xf86NumDrivers == 0) { + xf86Msg(X_ERROR, "No drivers available.\n"); + return; + } + + /* + * Call each of the Identify functions and call the driverFunc to check + * if HW access is required. The Identify functions print out some + * identifying information, and anything else that might be + * needed at this early stage. + */ + + for (i = 0; i < xf86NumDrivers; i++) { + xorgHWFlags flags; + /* The Identify function is mandatory, but if it isn't there continue */ + if (xf86DriverList[i]->Identify != NULL) + xf86DriverList[i]->Identify(0); + else { + xf86Msg(X_WARNING, "Driver `%s' has no Identify function\n", + xf86DriverList[i]->driverName ? xf86DriverList[i]->driverName + : "noname"); + } + if (!xorgHWAccess + && (!xf86DriverList[i]->driverFunc + || !xf86DriverList[i]->driverFunc(NULL, + GET_REQUIRED_HW_INTERFACES, + &flags) + || NEED_IO_ENABLED(flags))) + xorgHWAccess = TRUE; + } + + /* Enable full I/O access */ + if (xorgHWAccess) { + if(!xf86EnableIO()) + /* oops, we have failed */ + xorgHWAccess = FALSE; + } + + /* + * Locate bus slot that had register IO enabled at server startup + */ + + xf86AccessInit(); + xf86FindPrimaryDevice(); + + /* + * Now call each of the Probe functions. Each successful probe will + * result in an extra entry added to the xf86Screens[] list for each + * instance of the hardware found. + */ + + for (i = 0; i < xf86NumDrivers; i++) { + xorgHWFlags flags; + if (!xorgHWAccess) { + if (!xf86DriverList[i]->driverFunc + || !xf86DriverList[i]->driverFunc(NULL, + GET_REQUIRED_HW_INTERFACES, + &flags) + || NEED_IO_ENABLED(flags)) + continue; + } + + xf86CallDriverProbe( xf86DriverList[i], FALSE ); + } + + /* + * If nothing was detected, return now. + */ + + if (xf86NumScreens == 0) { + xf86Msg(X_ERROR, "No devices detected.\n"); + return; + } + + /* + * Match up the screens found by the probes against those specified + * in the config file. Remove the ones that won't be used. Sort + * them in the order specified. + */ + + /* + * What is the best way to do this? + * + * For now, go through the screens allocated by the probes, and + * look for screen config entry which refers to the same device + * section as picked out by the probe. + * + */ + + for (i = 0; i < xf86NumScreens; i++) { + for (layout = xf86ConfigLayout.screens; layout->screen != NULL; + layout++) { + Bool found = FALSE; + for (j = 0; j < xf86Screens[i]->numEntities; j++) { + + GDevPtr dev = + xf86GetDevFromEntity(xf86Screens[i]->entityList[j], + xf86Screens[i]->entityInstanceList[j]); + + if (dev == layout->screen->device) { + /* A match has been found */ + xf86Screens[i]->confScreen = layout->screen; + found = TRUE; + break; + } + } + if (found) break; + } + if (layout->screen == NULL) { + /* No match found */ + xf86Msg(X_ERROR, + "Screen %d deleted because of no matching config section.\n", i); + xf86DeleteScreen(i--, 0); + } + } + + /* + * If no screens left, return now. + */ + + if (xf86NumScreens == 0) { + xf86Msg(X_ERROR, + "Device(s) detected, but none match those in the config file.\n"); + return; + } + + xf86PostProbe(); + xf86EntityInit(); + + /* + * Sort the drivers to match the requested ording. Using a slow + * bubble sort. + */ + for (j = 0; j < xf86NumScreens - 1; j++) { + for (i = 0; i < xf86NumScreens - j - 1; i++) { + if (xf86Screens[i + 1]->confScreen->screennum < + xf86Screens[i]->confScreen->screennum) { + ScrnInfoPtr tmpScrn = xf86Screens[i + 1]; + xf86Screens[i + 1] = xf86Screens[i]; + xf86Screens[i] = tmpScrn; + } + } + } + /* Fix up the indexes */ + for (i = 0; i < xf86NumScreens; i++) { + xf86Screens[i]->scrnIndex = i; + } + + /* + * Call the driver's PreInit()'s to complete initialisation for the first + * generation. + */ + + for (i = 0; i < xf86NumScreens; i++) { + xf86EnableAccess(xf86Screens[i]); + if (xf86Screens[i]->PreInit && + xf86Screens[i]->PreInit(xf86Screens[i], 0)) + xf86Screens[i]->configured = TRUE; + } + for (i = 0; i < xf86NumScreens; i++) + if (!xf86Screens[i]->configured) + xf86DeleteScreen(i--, 0); + + /* + * If no screens left, return now. + */ + + if (xf86NumScreens == 0) { + xf86Msg(X_ERROR, + "Screen(s) found, but none have a usable configuration.\n"); + return; + } + + /* This could be moved into a separate function */ + + /* + * Check that all screens have initialised the mandatory function + * entry points. Delete those which have not. + */ + +#define WARN_SCREEN(func) \ + xf86Msg(X_ERROR, "Driver `%s' has no %s function, deleting.\n", \ + xf86Screens[i]->name, (warned++, func)) + + for (i = 0; i < xf86NumScreens; i++) { + int warned = 0; + if (xf86Screens[i]->name == NULL) { + xf86Screens[i]->name = xnfalloc(strlen("screen") + 1 + 1); + if (i < 10) + sprintf(xf86Screens[i]->name, "screen%c", i + '0'); + else + sprintf(xf86Screens[i]->name, "screen%c", i - 10 + 'A'); + xf86MsgVerb(X_WARNING, 0, + "Screen driver %d has no name set, using `%s'.\n", + i, xf86Screens[i]->name); + } + if (xf86Screens[i]->ScreenInit == NULL) + WARN_SCREEN("ScreenInit"); + if (xf86Screens[i]->EnterVT == NULL) + WARN_SCREEN("EnterVT"); + if (xf86Screens[i]->LeaveVT == NULL) + WARN_SCREEN("LeaveVT"); + if (warned) + xf86DeleteScreen(i--, 0); + } + + /* + * If no screens left, return now. + */ + + if (xf86NumScreens == 0) { + xf86Msg(X_ERROR, "Screen(s) found, but drivers were unusable.\n"); + return; + } + + /* XXX Should this be before or after loading dependent modules? */ + if (xf86ProbeOnly) + { + OsCleanup(TRUE); + AbortDDX(); + fflush(stderr); + exit(0); + } + + /* Remove (unload) drivers that are not required */ + for (i = 0; i < xf86NumDrivers; i++) + if (xf86DriverList[i] && xf86DriverList[i]->refCount <= 0) + xf86DeleteDriver(i); + + /* + * At this stage we know how many screens there are. + */ + + for (i = 0; i < xf86NumScreens; i++) + xf86InitViewport(xf86Screens[i]); + + /* + * Collect all pixmap formats and check for conflicts at the display + * level. Should we die here? Or just delete the offending screens? + * Also, should this be done for -probeonly? + */ + screenpix24 = Pix24DontCare; + for (i = 0; i < xf86NumScreens; i++) { + if (xf86Screens[i]->imageByteOrder != + xf86Screens[0]->imageByteOrder) + FatalError("Inconsistent display bitmapBitOrder. Exiting\n"); + if (xf86Screens[i]->bitmapScanlinePad != + xf86Screens[0]->bitmapScanlinePad) + FatalError("Inconsistent display bitmapScanlinePad. Exiting\n"); + if (xf86Screens[i]->bitmapScanlineUnit != + xf86Screens[0]->bitmapScanlineUnit) + FatalError("Inconsistent display bitmapScanlineUnit. Exiting\n"); + if (xf86Screens[i]->bitmapBitOrder != + xf86Screens[0]->bitmapBitOrder) + FatalError("Inconsistent display bitmapBitOrder. Exiting\n"); + + /* Determine the depth 24 pixmap format the screens would like */ + if (xf86Screens[i]->pixmap24 != Pix24DontCare) { + if (screenpix24 == Pix24DontCare) + screenpix24 = xf86Screens[i]->pixmap24; + else if (screenpix24 != xf86Screens[i]->pixmap24) + FatalError("Inconsistent depth 24 pixmap format. Exiting\n"); + } + } + /* check if screenpix24 is consistent with the config/cmdline */ + if (xf86Info.pixmap24 != Pix24DontCare) { + pix24 = xf86Info.pixmap24; + pix24From = xf86Info.pix24From; + if (screenpix24 != Pix24DontCare && screenpix24 != xf86Info.pixmap24) + pix24Fail = TRUE; + } else if (screenpix24 != Pix24DontCare) { + pix24 = screenpix24; + pix24From = X_PROBED; + } else + pix24 = Pix24Use32; + + if (pix24Fail) + FatalError("Screen(s) can't use the required depth 24 pixmap format" + " (%d). Exiting\n", PIX24TOBPP(pix24)); + + /* Initialise the depth 24 format */ + for (j = 0; j < numFormats && formats[j].depth != 24; j++) + ; + formats[j].bitsPerPixel = PIX24TOBPP(pix24); + + /* Collect additional formats */ + for (i = 0; i < xf86NumScreens; i++) { + for (j = 0; j < xf86Screens[i]->numFormats; j++) { + for (k = 0; ; k++) { + if (k >= numFormats) { + if (k >= MAXFORMATS) + FatalError("Too many pixmap formats! Exiting\n"); + formats[k] = xf86Screens[i]->formats[j]; + numFormats++; + break; + } + if (formats[k].depth == xf86Screens[i]->formats[j].depth) { + if ((formats[k].bitsPerPixel == + xf86Screens[i]->formats[j].bitsPerPixel) && + (formats[k].scanlinePad == + xf86Screens[i]->formats[j].scanlinePad)) + break; + FatalError("Inconsistent pixmap format for depth %d." + " Exiting\n", formats[k].depth); + } + } + } + } + formatsDone = TRUE; + + if (xf86Info.vtno >= 0 ) { +#define VT_ATOM_NAME "XFree86_VT" + Atom VTAtom=-1; + CARD32 *VT = NULL; + int ret; + + /* This memory needs to stay available until the screen has been + initialized, and we can create the property for real. + */ + if ( (VT = xalloc(sizeof(CARD32)))==NULL ) { + FatalError("Unable to make VT property - out of memory. Exiting...\n"); + } + *VT = xf86Info.vtno; + + VTAtom = MakeAtom(VT_ATOM_NAME, sizeof(VT_ATOM_NAME) - 1, TRUE); + + for (i = 0, ret = Success; i < xf86NumScreens && ret == Success; i++) { + ret = xf86RegisterRootWindowProperty(xf86Screens[i]->scrnIndex, + VTAtom, XA_INTEGER, 32, + 1, VT ); + if (ret != Success) + xf86DrvMsg(xf86Screens[i]->scrnIndex, X_WARNING, + "Failed to register VT property\n"); + } + } + + /* If a screen uses depth 24, show what the pixmap format is */ + for (i = 0; i < xf86NumScreens; i++) { + if (xf86Screens[i]->depth == 24) { + xf86Msg(pix24From, "Depth 24 pixmap format is %d bpp\n", + PIX24TOBPP(pix24)); + break; + } + } + +#ifdef XKB + xf86InitXkb(); +#endif + /* set up the proper access funcs */ + xf86PostPreInit(); + + AddCallback(&ServerGrabCallback, xf86GrabServerCallback, NULL); + + } else { + /* + * serverGeneration != 1; some OSs have to do things here, too. + */ + xf86OpenConsole(); + +#ifdef XF86PM + /* + should we reopen it here? We need to deal with an already opened + device. We could leave this to the OS layer. For now we simply + close it here + */ + if (xf86OSPMClose) + xf86OSPMClose(); + if ((xf86OSPMClose = xf86OSPMOpen()) != NULL) + xf86MsgVerb(X_INFO, 3, "APM registered successfully\n"); +#endif + + /* Make sure full I/O access is enabled */ + if (xorgHWAccess) + xf86EnableIO(); + } + +#if 0 + /* + * Install signal handler for unexpected signals + */ + xf86Info.caughtSignal=FALSE; + if (!xf86Info.notrapSignals) + { + signal(SIGSEGV,xf86SigHandler); + signal(SIGILL,xf86SigHandler); +#ifdef SIGEMT + signal(SIGEMT,xf86SigHandler); +#endif + signal(SIGFPE,xf86SigHandler); +#ifdef SIGBUS + signal(SIGBUS,xf86SigHandler); +#endif +#ifdef SIGSYS + signal(SIGSYS,xf86SigHandler); +#endif +#ifdef SIGXCPU + signal(SIGXCPU,xf86SigHandler); +#endif +#ifdef SIGXFSZ + signal(SIGXFSZ,xf86SigHandler); +#endif + } +#endif + + /* + * Use the previously collected parts to setup pScreenInfo + */ + + pScreenInfo->imageByteOrder = xf86Screens[0]->imageByteOrder; + pScreenInfo->bitmapScanlinePad = xf86Screens[0]->bitmapScanlinePad; + pScreenInfo->bitmapScanlineUnit = xf86Screens[0]->bitmapScanlineUnit; + pScreenInfo->bitmapBitOrder = xf86Screens[0]->bitmapBitOrder; + pScreenInfo->numPixmapFormats = numFormats; + for (i = 0; i < numFormats; i++) + pScreenInfo->formats[i] = formats[i]; + + /* Make sure the server's VT is active */ + + if (serverGeneration != 1) { + xf86Resetting = TRUE; + /* All screens are in the same state, so just check the first */ + if (!xf86Screens[0]->vtSema) { +#ifdef HAS_USL_VTS + ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ); +#endif + xf86AccessEnter(); + xf86EnterServerState(SETUP); + } + } +#ifdef SCO325 + else { + /* + * Under SCO we must ack that we got the console at startup, + * I think this is the safest way to assure it. + */ + static int once = 1; + if (once) { + once = 0; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) + xf86Msg(X_WARNING, "VT_ACKACQ failed"); + } + } +#endif /* SCO325 */ + + for (i = 0; i < xf86NumScreens; i++) { + xf86EnableAccess(xf86Screens[i]); + /* + * Almost everything uses these defaults, and many of those that + * don't, will wrap them. + */ + xf86Screens[i]->EnableDisableFBAccess = xf86EnableDisableFBAccess; + xf86Screens[i]->SetDGAMode = xf86SetDGAMode; + xf86Screens[i]->DPMSSet = NULL; + xf86Screens[i]->LoadPalette = NULL; + xf86Screens[i]->SetOverscan = NULL; + xf86Screens[i]->DriverFunc = NULL; + xf86Screens[i]->pScreen = NULL; + scr_index = AddScreen(xf86Screens[i]->ScreenInit, argc, argv); + if (scr_index == i) { + /* + * Hook in our ScrnInfoRec, and initialise some other pScreen + * fields. + */ + dixSetPrivate(&screenInfo.screens[scr_index]->devPrivates, + xf86ScreenKey, xf86Screens[i]); + xf86Screens[i]->pScreen = screenInfo.screens[scr_index]; + /* The driver should set this, but make sure it is set anyway */ + xf86Screens[i]->vtSema = TRUE; + } else { + /* This shouldn't normally happen */ + FatalError("AddScreen/ScreenInit failed for driver %d\n", i); + } + +#ifdef DEBUG + ErrorF("InitOutput - xf86Screens[%d]->pScreen = %p\n", + i, xf86Screens[i]->pScreen ); + ErrorF("xf86Screens[%d]->pScreen->CreateWindow = %p\n", + i, xf86Screens[i]->pScreen->CreateWindow ); +#endif + + dixSetPrivate(&screenInfo.screens[scr_index]->devPrivates, + xf86CreateRootWindowKey, + xf86Screens[i]->pScreen->CreateWindow); + xf86Screens[i]->pScreen->CreateWindow = xf86CreateRootWindow; + +#ifdef RENDER + if (PictureGetSubpixelOrder (xf86Screens[i]->pScreen) == SubPixelUnknown) + { + xf86MonPtr DDC = (xf86MonPtr)(xf86Screens[i]->monitor->DDC); + PictureSetSubpixelOrder (xf86Screens[i]->pScreen, + DDC ? + (DDC->features.input_type ? + SubPixelHorizontalRGB : SubPixelNone) : + SubPixelUnknown); + } +#endif +#ifdef RANDR + if (!xf86Info.disableRandR) + xf86RandRInit (screenInfo.screens[scr_index]); + xf86Msg(xf86Info.randRFrom, "RandR %s\n", + xf86Info.disableRandR ? "disabled" : "enabled"); +#endif + } + + xf86PostScreenInit(); + + xf86InitOrigins(); + + xf86Resetting = FALSE; + xf86Initialising = FALSE; + + RegisterBlockAndWakeupHandlers((BlockHandlerProcPtr)NoopDDA, xf86Wakeup, + NULL); +} + +/* + * InitInput -- + * Initialize all supported input devices. + */ + +void +InitInput(argc, argv) + int argc; + char **argv; +{ + IDevPtr* pDev; + InputDriverPtr pDrv; + InputInfoPtr pInfo; + + xf86Info.vtRequestsPending = FALSE; + xf86Info.inputPending = FALSE; + + /* Call the PreInit function for each input device instance. */ + for (pDev = xf86ConfigLayout.inputs; pDev && *pDev; pDev++) { + /* Replace obsolete keyboard driver with kbd */ + if (!xf86NameCmp((*pDev)->driver, "keyboard")) { + strcpy((*pDev)->driver, "kbd"); + } + + if ((pDrv = xf86LookupInputDriver((*pDev)->driver)) == NULL) { + xf86Msg(X_ERROR, "No Input driver matching `%s'\n", (*pDev)->driver); + /* XXX For now, just continue. */ + continue; + } + if (!pDrv->PreInit) { + xf86MsgVerb(X_WARNING, 0, + "Input driver `%s' has no PreInit function (ignoring)\n", + pDrv->driverName); + continue; + } + pInfo = pDrv->PreInit(pDrv, *pDev, 0); + if (!pInfo) { + xf86Msg(X_ERROR, "PreInit returned NULL for \"%s\"\n", + (*pDev)->identifier); + continue; + } else if (!(pInfo->flags & XI86_CONFIGURED)) { + xf86Msg(X_ERROR, "PreInit failed for input device \"%s\"\n", + (*pDev)->identifier); + xf86DeleteInput(pInfo, 0); + continue; + } + } + + /* Initialise all input devices. */ + pInfo = xf86InputDevs; + while (pInfo) { + xf86Msg(X_INFO, "evaluating device (%s)\n", pInfo->name); + xf86ActivateDevice(pInfo); + pInfo = pInfo->next; + } + + mieqInit(); +} + +#ifndef SET_STDERR_NONBLOCKING +#define SET_STDERR_NONBLOCKING 1 +#endif + +/* + * OsVendorInit -- + * OS/Vendor-specific initialisations. Called from OsInit(), which + * is called by dix before establishing the well known sockets. + */ + +void +OsVendorInit() +{ + static Bool beenHere = FALSE; + +#ifdef SIGCHLD + signal(SIGCHLD, SIG_DFL); /* Need to wait for child processes */ +#endif + OsDelayInitColors = TRUE; +#ifndef BUILTIN_FONTS + loadableFonts = TRUE; +#endif + + if (!beenHere) + xf86LogInit(); + +#if SET_STDERR_NONBLOCKING + /* Set stderr to non-blocking. */ +#ifndef O_NONBLOCK +#if defined(FNDELAY) +#define O_NONBLOCK FNDELAY +#elif defined(O_NDELAY) +#define O_NONBLOCK O_NDELAY +#endif +#endif + +#ifdef O_NONBLOCK + if (!beenHere) { + if (geteuid() == 0 && getuid() != geteuid()) + { + int status; + + status = fcntl(fileno(stderr), F_GETFL, 0); + if (status != -1) { + fcntl(fileno(stderr), F_SETFL, status | O_NONBLOCK); + } + } + } +#endif +#endif + + beenHere = TRUE; +} + +/* + * ddxGiveUp -- + * Device dependent cleanup. Called by by dix before normal server death. + * For SYSV386 we must switch the terminal back to normal mode. No error- + * checking here, since there should be restored as much as possible. + */ + +void +ddxGiveUp() +{ + int i; + +#ifdef XF86PM + if (xf86OSPMClose) + xf86OSPMClose(); + xf86OSPMClose = NULL; +#endif + + xf86AccessLeaveState(); + + for (i = 0; i < xf86NumScreens; i++) { + /* + * zero all access functions to + * trap calls when switched away. + */ + xf86Screens[i]->vtSema = FALSE; + xf86Screens[i]->access = NULL; + xf86Screens[i]->busAccess = NULL; + } + +#ifdef USE_XF86_SERVERLOCK + xf86UnlockServer(); +#endif +#ifdef XFreeXDGA + DGAShutdown(); +#endif + + xf86CloseConsole(); + + xf86CloseLog(); + + /* If an unexpected signal was caught, dump a core for debugging */ + if (xf86Info.caughtSignal) + abort(); +} + + + +/* + * AbortDDX -- + * DDX - specific abort routine. Called by AbortServer(). The attempt is + * made to restore all original setting of the displays. Also all devices + * are closed. + */ + +void +AbortDDX() +{ + int i; + + /* + * try to restore the original video state + */ +#ifdef DPMSExtension /* Turn screens back on */ + if (DPMSPowerLevel != DPMSModeOn) + DPMSSet(serverClient, DPMSModeOn); +#endif + if (xf86Screens) { + if (xf86Screens[0]->vtSema) + xf86EnterServerState(SETUP); + for (i = 0; i < xf86NumScreens; i++) + if (xf86Screens[i]->vtSema) { + /* + * if we are aborting before ScreenInit() has finished + * we might not have been wrapped yet. Therefore enable + * screen explicitely. + */ + xf86EnableAccess(xf86Screens[i]); + (xf86Screens[i]->LeaveVT)(i, 0); + } + } + + xf86AccessLeave(); + + /* + * This is needed for an abnormal server exit, since the normal exit stuff + * MUST also be performed (i.e. the vt must be left in a defined state) + */ + ddxGiveUp(); +} + +void +OsVendorFatalError() +{ +#ifdef VENDORSUPPORT + ErrorF("\nPlease refer to your Operating System Vendor support pages\n" + "at %s for support on this crash.\n",VENDORSUPPORT); +#else + ErrorF("\nPlease consult the "XVENDORNAME" support \n" + "\t at "__VENDORDWEBSUPPORT__"\n for help. \n"); +#endif + if (xf86LogFile && xf86LogFileWasOpened) + ErrorF("Please also check the log file at \"%s\" for additional " + "information.\n", xf86LogFile); + ErrorF("\n"); +} + +int +xf86SetVerbosity(int verb) +{ + int save = xf86Verbose; + + xf86Verbose = verb; + LogSetParameter(XLOG_VERBOSITY, verb); + return save; +} + +int +xf86SetLogVerbosity(int verb) +{ + int save = xf86LogVerbose; + + xf86LogVerbose = verb; + LogSetParameter(XLOG_FILE_VERBOSITY, verb); + return save; +} + +/* + * ddxProcessArgument -- + * Process device-dependent command line args. Returns 0 if argument is + * not device dependent, otherwise Count of number of elements of argv + * that are part of a device dependent commandline option. + * + */ + + + +/* ARGSUSED */ +int +ddxProcessArgument(int argc, char **argv, int i) +{ + /* + * Note: can't use xalloc/xfree here because OsInit() hasn't been called + * yet. Use malloc/free instead. + */ + +#define CHECK_FOR_REQUIRED_ARGUMENT() \ + if (((i + 1) >= argc) || (!argv[i + 1])) { \ + ErrorF("Required argument to %s not specified\n", argv[i]); \ + UseMsg(); \ + FatalError("Required argument to %s not specified\n", argv[i]); \ + } + + /* First the options that are only allowed for root */ + if (getuid() == 0 || geteuid() != 0) + { + if (!strcmp(argv[i], "-modulepath")) + { + char *mp; + CHECK_FOR_REQUIRED_ARGUMENT(); + mp = malloc(strlen(argv[i + 1]) + 1); + if (!mp) + FatalError("Can't allocate memory for ModulePath\n"); + strcpy(mp, argv[i + 1]); + xf86ModulePath = mp; + xf86ModPathFrom = X_CMDLINE; + return 2; + } + else if (!strcmp(argv[i], "-logfile")) + { + char *lf; + CHECK_FOR_REQUIRED_ARGUMENT(); + lf = malloc(strlen(argv[i + 1]) + 1); + if (!lf) + FatalError("Can't allocate memory for LogFile\n"); + strcpy(lf, argv[i + 1]); + xf86LogFile = lf; + xf86LogFileFrom = X_CMDLINE; + return 2; + } + } else if (!strcmp(argv[i], "-modulepath") || !strcmp(argv[i], "-logfile")) { + FatalError("The '%s' option can only be used by root.\n", argv[i]); + } + if (!strcmp(argv[i], "-config") || !strcmp(argv[i], "-xf86config")) + { + CHECK_FOR_REQUIRED_ARGUMENT(); + if (getuid() != 0 && !xf86PathIsSafe(argv[i + 1])) { + FatalError("\nInvalid argument for %s\n" + "\tFor non-root users, the file specified with %s must be\n" + "\ta relative path and must not contain any \"..\" elements.\n" + "\tUsing default "__XCONFIGFILE__" search path.\n\n", + argv[i], argv[i]); + } + xf86ConfigFile = argv[i + 1]; + return 2; + } + if (!strcmp(argv[i],"-showunresolved")) + { + xf86ShowUnresolved = TRUE; + return 1; + } + if (!strcmp(argv[i],"-probeonly")) + { + xf86ProbeOnly = TRUE; + return 1; + } + if (!strcmp(argv[i],"-flipPixels")) + { + xf86FlipPixels = TRUE; + return 1; + } +#ifdef XF86VIDMODE + if (!strcmp(argv[i],"-disableVidMode")) + { + xf86VidModeDisabled = TRUE; + return 1; + } + if (!strcmp(argv[i],"-allowNonLocalXvidtune")) + { + xf86VidModeAllowNonLocal = TRUE; + return 1; + } +#endif +#ifdef XF86MISC + if (!strcmp(argv[i],"-disableModInDev")) + { + xf86MiscModInDevDisabled = TRUE; + return 1; + } + if (!strcmp(argv[i],"-allowNonLocalModInDev")) + { + xf86MiscModInDevAllowNonLocal = TRUE; + return 1; + } +#endif + if (!strcmp(argv[i],"-allowMouseOpenFail")) + { + xf86AllowMouseOpenFail = TRUE; + return 1; + } + if (!strcmp(argv[i],"-bestRefresh")) + { + xf86BestRefresh = TRUE; + return 1; + } + if (!strcmp(argv[i],"-ignoreABI")) + { + LoaderSetOptions(LDR_OPT_ABI_MISMATCH_NONFATAL); + return 1; + } + if (!strcmp(argv[i],"-verbose")) + { + if (++i < argc && argv[i]) + { + char *end; + long val; + val = strtol(argv[i], &end, 0); + if (*end == '\0') + { + xf86SetVerbosity(val); + return 2; + } + } + xf86SetVerbosity(++xf86Verbose); + return 1; + } + if (!strcmp(argv[i],"-logverbose")) + { + if (++i < argc && argv[i]) + { + char *end; + long val; + val = strtol(argv[i], &end, 0); + if (*end == '\0') + { + xf86SetLogVerbosity(val); + return 2; + } + } + xf86SetLogVerbosity(++xf86LogVerbose); + return 1; + } + if (!strcmp(argv[i],"-quiet")) + { + xf86SetVerbosity(0); + return 1; + } + if (!strcmp(argv[i],"-showconfig") || !strcmp(argv[i],"-version")) + { + xf86PrintBanner(); + exit(0); + } + if (!strcmp(argv[i],"-showDefaultModulePath")) + { + xf86PrintDefaultModulePath(); + exit(0); + } + if (!strcmp(argv[i],"-showDefaultLibPath")) + { + xf86PrintDefaultLibraryPath(); + exit(0); + } + /* Notice the -fp flag, but allow it to pass to the dix layer */ + if (!strcmp(argv[i], "-fp")) + { + xf86fpFlag = TRUE; + return 0; + } + /* Notice the -co flag, but allow it to pass to the dix layer */ + if (!strcmp(argv[i], "-co")) + { + xf86coFlag = TRUE; + return 0; + } + /* Notice the -bs flag, but allow it to pass to the dix layer */ + if (!strcmp(argv[i], "-bs")) + { + xf86bsDisableFlag = TRUE; + return 0; + } + /* Notice the +bs flag, but allow it to pass to the dix layer */ + if (!strcmp(argv[i], "+bs")) + { + xf86bsEnableFlag = TRUE; + return 0; + } + /* Notice the -s flag, but allow it to pass to the dix layer */ + if (!strcmp(argv[i], "-s")) + { + xf86sFlag = TRUE; + return 0; + } + if (!strcmp(argv[i], "-pixmap24")) + { + xf86Pix24 = Pix24Use24; + return 1; + } + if (!strcmp(argv[i], "-pixmap32")) + { + xf86Pix24 = Pix24Use32; + return 1; + } + if (!strcmp(argv[i], "-fbbpp")) + { + int bpp; + CHECK_FOR_REQUIRED_ARGUMENT(); + if (sscanf(argv[++i], "%d", &bpp) == 1) + { + xf86FbBpp = bpp; + return 2; + } + else + { + ErrorF("Invalid fbbpp\n"); + return 0; + } + } + if (!strcmp(argv[i], "-depth")) + { + int depth; + CHECK_FOR_REQUIRED_ARGUMENT(); + if (sscanf(argv[++i], "%d", &depth) == 1) + { + xf86Depth = depth; + return 2; + } + else + { + ErrorF("Invalid depth\n"); + return 0; + } + } + if (!strcmp(argv[i], "-weight")) + { + int red, green, blue; + CHECK_FOR_REQUIRED_ARGUMENT(); + if (sscanf(argv[++i], "%1d%1d%1d", &red, &green, &blue) == 3) + { + xf86Weight.red = red; + xf86Weight.green = green; + xf86Weight.blue = blue; + return 2; + } + else + { + ErrorF("Invalid weighting\n"); + return 0; + } + } + if (!strcmp(argv[i], "-gamma") || !strcmp(argv[i], "-rgamma") || + !strcmp(argv[i], "-ggamma") || !strcmp(argv[i], "-bgamma")) + { + double gamma; + CHECK_FOR_REQUIRED_ARGUMENT(); + if (sscanf(argv[++i], "%lf", &gamma) == 1) { + if (gamma < GAMMA_MIN || gamma > GAMMA_MAX) { + ErrorF("gamma out of range, only %.2f <= gamma_value <= %.1f" + " is valid\n", GAMMA_MIN, GAMMA_MAX); + return 0; + } + if (!strcmp(argv[i-1], "-gamma")) + xf86Gamma.red = xf86Gamma.green = xf86Gamma.blue = gamma; + else if (!strcmp(argv[i-1], "-rgamma")) xf86Gamma.red = gamma; + else if (!strcmp(argv[i-1], "-ggamma")) xf86Gamma.green = gamma; + else if (!strcmp(argv[i-1], "-bgamma")) xf86Gamma.blue = gamma; + return 2; + } + } + if (!strcmp(argv[i], "-layout")) + { + CHECK_FOR_REQUIRED_ARGUMENT(); + xf86LayoutName = argv[++i]; + return 2; + } + if (!strcmp(argv[i], "-screen")) + { + CHECK_FOR_REQUIRED_ARGUMENT(); + xf86ScreenName = argv[++i]; + return 2; + } + if (!strcmp(argv[i], "-pointer")) + { + CHECK_FOR_REQUIRED_ARGUMENT(); + xf86PointerName = argv[++i]; + return 2; + } + if (!strcmp(argv[i], "-keyboard")) + { + CHECK_FOR_REQUIRED_ARGUMENT(); + xf86KeyboardName = argv[++i]; + return 2; + } + if (!strcmp(argv[i], "-nosilk")) + { + xf86silkenMouseDisableFlag = TRUE; + return 1; + } +#ifdef HAVE_ACPI + if (!strcmp(argv[i], "-noacpi")) + { + xf86acpiDisableFlag = TRUE; + return 1; + } +#endif + if (!strcmp(argv[i], "-probe")) + { + xf86DoProbe = TRUE; + return 1; + } + if (!strcmp(argv[i], "-configure")) + { + if (getuid() != 0 && geteuid() == 0) { + ErrorF("The '-configure' option can only be used by root.\n"); + exit(1); + } + xf86DoConfigure = TRUE; + xf86AllowMouseOpenFail = TRUE; + return 1; + } + if (!strcmp(argv[i], "-modalias")) + { + xf86DoModalias = TRUE; + xf86AllowMouseOpenFail = TRUE; + return 1; + } + if (!strcmp(argv[i], "-isolateDevice")) + { + int bus, device, func; + CHECK_FOR_REQUIRED_ARGUMENT(); + if (strncmp(argv[++i], "PCI:", 4)) { + FatalError("Bus types other than PCI not yet isolable\n"); + } + if (sscanf(argv[i], "PCI:%d:%d:%d", &bus, &device, &func) == 3) { + xf86IsolateDevice.domain = PCI_DOM_FROM_BUS(bus); + xf86IsolateDevice.bus = PCI_BUS_NO_DOMAIN(bus); + xf86IsolateDevice.dev = device; + xf86IsolateDevice.func = func; + return 2; + } else { + FatalError("Invalid isolated device specification\n"); + } + } + /* OS-specific processing */ + return xf86ProcessArgument(argc, argv, i); +} + +/* ddxInitGlobals - called by |InitGlobals| from os/util.c */ +void ddxInitGlobals(void) +{ +} + +/* + * ddxUseMsg -- + * Print out correct use of device dependent commandline options. + * Maybe the user now knows what really to do ... + */ + +void +ddxUseMsg() +{ + ErrorF("\n"); + ErrorF("\n"); + ErrorF("Device Dependent Usage\n"); + if (getuid() == 0 || geteuid() != 0) + { + ErrorF("-modulepath paths specify the module search path\n"); + ErrorF("-logfile file specify a log file name\n"); + ErrorF("-configure probe for devices and write an "__XCONFIGFILE__"\n"); + } + ErrorF("-modalias output a modalias-style filter for each driver installed\n"); + ErrorF("-config file specify a configuration file, relative to the\n"); + ErrorF(" "__XCONFIGFILE__" search path, only root can use absolute\n"); + ErrorF("-probeonly probe for devices, then exit\n"); + ErrorF("-verbose [n] verbose startup messages\n"); + ErrorF("-logverbose [n] verbose log messages\n"); + ErrorF("-quiet minimal startup messages\n"); + ErrorF("-pixmap24 use 24bpp pixmaps for depth 24\n"); + ErrorF("-pixmap32 use 32bpp pixmaps for depth 24\n"); + ErrorF("-fbbpp n set bpp for the framebuffer. Default: 8\n"); + ErrorF("-depth n set colour depth. Default: 8\n"); + ErrorF("-gamma f set gamma value (0.1 < f < 10.0) Default: 1.0\n"); + ErrorF("-rgamma f set gamma value for red phase\n"); + ErrorF("-ggamma f set gamma value for green phase\n"); + ErrorF("-bgamma f set gamma value for blue phase\n"); + ErrorF("-weight nnn set RGB weighting at 16 bpp. Default: 565\n"); + ErrorF("-layout name specify the ServerLayout section name\n"); + ErrorF("-screen name specify the Screen section name\n"); + ErrorF("-keyboard name specify the core keyboard InputDevice name\n"); + ErrorF("-pointer name specify the core pointer InputDevice name\n"); + ErrorF("-nosilk disable Silken Mouse\n"); + ErrorF("-flipPixels swap default black/white Pixel values\n"); +#ifdef XF86VIDMODE + ErrorF("-disableVidMode disable mode adjustments with xvidtune\n"); + ErrorF("-allowNonLocalXvidtune allow xvidtune to be run as a non-local client\n"); +#endif +#ifdef XF86MISC + ErrorF("-disableModInDev disable dynamic modification of input device settings\n"); + ErrorF("-allowNonLocalModInDev allow changes to keyboard and mouse settings\n"); + ErrorF(" from non-local clients\n"); + ErrorF("-allowMouseOpenFail start server even if the mouse can't be initialized\n"); +#endif + ErrorF("-bestRefresh choose modes with the best refresh rate\n"); + ErrorF("-ignoreABI make module ABI mismatches non-fatal\n"); + ErrorF("-isolateDevice bus_id restrict device resets to bus_id (PCI only)\n"); + ErrorF("-version show the server version\n"); + ErrorF("-showDefaultModulePath show the server default module path\n"); + ErrorF("-showDefaultLibPath show the server default library path\n"); + /* OS-specific usage */ + xf86UseMsg(); + ErrorF("\n"); +} + +static void +xf86PrintDefaultModulePath(void) +{ + ErrorF("%s\n", DEFAULT_MODULE_PATH); +} + +static void +xf86PrintDefaultLibraryPath(void) +{ + ErrorF("%s\n", DEFAULT_LIBRARY_PATH); +} + +/* + * xf86LoadModules iterates over a list that is being passed in. + */ +Bool +xf86LoadModules(char **list, pointer *optlist) +{ + int errmaj, errmin; + pointer opt; + int i; + char *name; + Bool failed = FALSE; + + if (!list) + return TRUE; + + for (i = 0; list[i] != NULL; i++) { + + /* Normalise the module name */ + name = xf86NormalizeName(list[i]); + + /* Skip empty names */ + if (name == NULL || *name == '\0') + continue; + + /* Replace obsolete keyboard driver with kbd */ + if (!xf86NameCmp(name, "keyboard")) { + strcpy(name, "kbd"); + } + + if (optlist) + opt = optlist[i]; + else + opt = NULL; + + if (!LoadModule(name, NULL, NULL, NULL, opt, NULL, &errmaj, &errmin)) { + LoaderErrorMsg(NULL, name, errmaj, errmin); + failed = TRUE; + } + xfree(name); + } + return !failed; +} + +/* Pixmap format stuff */ + +_X_EXPORT PixmapFormatPtr +xf86GetPixFormat(ScrnInfoPtr pScrn, int depth) +{ + int i; + static PixmapFormatRec format; /* XXX not reentrant */ + + /* + * When the formats[] list initialisation isn't complete, check the + * depth 24 pixmap config/cmdline options and screen-specified formats. + */ + + if (!formatsDone) { + if (depth == 24) { + Pix24Flags pix24 = Pix24DontCare; + + format.depth = 24; + format.scanlinePad = BITMAP_SCANLINE_PAD; + if (xf86Info.pixmap24 != Pix24DontCare) + pix24 = xf86Info.pixmap24; + else if (pScrn->pixmap24 != Pix24DontCare) + pix24 = pScrn->pixmap24; + if (pix24 == Pix24Use24) + format.bitsPerPixel = 24; + else + format.bitsPerPixel = 32; + return &format; + } + } + + for (i = 0; i < numFormats; i++) + if (formats[i].depth == depth) + break; + if (i != numFormats) + return &formats[i]; + else if (!formatsDone) { + /* Check for screen-specified formats */ + for (i = 0; i < pScrn->numFormats; i++) + if (pScrn->formats[i].depth == depth) + break; + if (i != pScrn->numFormats) + return &pScrn->formats[i]; + } + return NULL; +} + +_X_EXPORT int +xf86GetBppFromDepth(ScrnInfoPtr pScrn, int depth) +{ + PixmapFormatPtr format; + + + format = xf86GetPixFormat(pScrn, depth); + if (format) + return format->bitsPerPixel; + else + return 0; +} + |