1756 lines
49 KiB
C
1756 lines
49 KiB
C
/*
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* Copyright (c) 1997-2003 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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/*
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* Authors: Dirk Hohndel <hohndel@XFree86.Org>
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* David Dawes <dawes@XFree86.Org>
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* ... and others
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*
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* This file includes the helper functions that the server provides for
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* different drivers.
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <X11/X.h>
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#include "mi.h"
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#include "os.h"
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#include "servermd.h"
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#include "pixmapstr.h"
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#include "windowstr.h"
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#include "propertyst.h"
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#include "gcstruct.h"
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#include "loaderProcs.h"
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86_OSlib.h"
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#include "micmap.h"
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#include "xf86DDC.h"
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#include "xf86Xinput.h"
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#include "xf86InPriv.h"
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#include "mivalidate.h"
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/* For xf86GetClocks */
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#if defined(CSRG_BASED) || defined(__GNU__)
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#define HAS_SETPRIORITY
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#include <sys/resource.h>
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#endif
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static int xf86ScrnInfoPrivateCount = 0;
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/* Add a pointer to a new DriverRec to xf86DriverList */
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void
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xf86AddDriver(DriverPtr driver, void *module, int flags)
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{
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/* Don't add null entries */
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if (!driver)
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return;
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if (xf86DriverList == NULL)
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xf86NumDrivers = 0;
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xf86NumDrivers++;
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xf86DriverList = xnfreallocarray(xf86DriverList,
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xf86NumDrivers, sizeof(DriverPtr));
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xf86DriverList[xf86NumDrivers - 1] = xnfalloc(sizeof(DriverRec));
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*xf86DriverList[xf86NumDrivers - 1] = *driver;
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xf86DriverList[xf86NumDrivers - 1]->module = module;
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xf86DriverList[xf86NumDrivers - 1]->refCount = 0;
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}
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void
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xf86DeleteDriver(int drvIndex)
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{
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if (xf86DriverList[drvIndex]
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&& (!xf86DriverHasEntities(xf86DriverList[drvIndex]))) {
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if (xf86DriverList[drvIndex]->module)
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UnloadModule(xf86DriverList[drvIndex]->module);
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free(xf86DriverList[drvIndex]);
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xf86DriverList[drvIndex] = NULL;
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}
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}
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/* Add a pointer to a new InputDriverRec to xf86InputDriverList */
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void
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xf86AddInputDriver(InputDriverPtr driver, void *module, int flags)
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{
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/* Don't add null entries */
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if (!driver)
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return;
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if (xf86InputDriverList == NULL)
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xf86NumInputDrivers = 0;
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xf86NumInputDrivers++;
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xf86InputDriverList = xnfreallocarray(xf86InputDriverList,
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xf86NumInputDrivers,
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sizeof(InputDriverPtr));
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xf86InputDriverList[xf86NumInputDrivers - 1] =
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xnfalloc(sizeof(InputDriverRec));
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*xf86InputDriverList[xf86NumInputDrivers - 1] = *driver;
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xf86InputDriverList[xf86NumInputDrivers - 1]->module = module;
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}
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void
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xf86DeleteInputDriver(int drvIndex)
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{
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if (xf86InputDriverList[drvIndex] && xf86InputDriverList[drvIndex]->module)
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UnloadModule(xf86InputDriverList[drvIndex]->module);
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free(xf86InputDriverList[drvIndex]);
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xf86InputDriverList[drvIndex] = NULL;
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}
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InputDriverPtr
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xf86LookupInputDriver(const char *name)
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{
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int i;
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for (i = 0; i < xf86NumInputDrivers; i++) {
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if (xf86InputDriverList[i] && xf86InputDriverList[i]->driverName &&
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xf86NameCmp(name, xf86InputDriverList[i]->driverName) == 0)
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return xf86InputDriverList[i];
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}
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return NULL;
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}
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InputInfoPtr
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xf86LookupInput(const char *name)
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{
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InputInfoPtr p;
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for (p = xf86InputDevs; p != NULL; p = p->next) {
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if (strcmp(name, p->name) == 0)
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return p;
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}
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return NULL;
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}
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/* Allocate a new ScrnInfoRec in xf86Screens */
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ScrnInfoPtr
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xf86AllocateScreen(DriverPtr drv, int flags)
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{
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int i;
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ScrnInfoPtr pScrn;
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if (flags & XF86_ALLOCATE_GPU_SCREEN) {
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if (xf86GPUScreens == NULL)
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xf86NumGPUScreens = 0;
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i = xf86NumGPUScreens++;
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xf86GPUScreens = xnfreallocarray(xf86GPUScreens, xf86NumGPUScreens,
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sizeof(ScrnInfoPtr));
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xf86GPUScreens[i] = xnfcalloc(sizeof(ScrnInfoRec), 1);
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pScrn = xf86GPUScreens[i];
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pScrn->scrnIndex = i + GPU_SCREEN_OFFSET; /* Changes when a screen is removed */
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pScrn->is_gpu = TRUE;
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} else {
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if (xf86Screens == NULL)
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xf86NumScreens = 0;
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i = xf86NumScreens++;
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xf86Screens = xnfreallocarray(xf86Screens, xf86NumScreens,
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sizeof(ScrnInfoPtr));
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xf86Screens[i] = xnfcalloc(sizeof(ScrnInfoRec), 1);
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pScrn = xf86Screens[i];
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pScrn->scrnIndex = i; /* Changes when a screen is removed */
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}
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pScrn->origIndex = pScrn->scrnIndex; /* This never changes */
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pScrn->privates = xnfcalloc(sizeof(DevUnion), xf86ScrnInfoPrivateCount);
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/*
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* EnableDisableFBAccess now gets initialized in InitOutput()
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* pScrn->EnableDisableFBAccess = xf86EnableDisableFBAccess;
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*/
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pScrn->drv = drv;
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drv->refCount++;
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pScrn->module = DuplicateModule(drv->module, NULL);
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pScrn->DriverFunc = drv->driverFunc;
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return pScrn;
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}
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/*
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* Remove an entry from xf86Screens. Ideally it should free all allocated
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* data. To do this properly may require a driver hook.
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*/
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void
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xf86DeleteScreen(ScrnInfoPtr pScrn)
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{
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int i;
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int scrnIndex;
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Bool is_gpu = FALSE;
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if (!pScrn)
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return;
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if (pScrn->is_gpu) {
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/* First check if the screen is valid */
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if (xf86NumGPUScreens == 0 || xf86GPUScreens == NULL)
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return;
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is_gpu = TRUE;
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} else {
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/* First check if the screen is valid */
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if (xf86NumScreens == 0 || xf86Screens == NULL)
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return;
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}
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scrnIndex = pScrn->scrnIndex;
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/* If a FreeScreen function is defined, call it here */
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if (pScrn->FreeScreen != NULL)
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pScrn->FreeScreen(pScrn);
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while (pScrn->modes)
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xf86DeleteMode(&pScrn->modes, pScrn->modes);
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while (pScrn->modePool)
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xf86DeleteMode(&pScrn->modePool, pScrn->modePool);
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xf86OptionListFree(pScrn->options);
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if (pScrn->module)
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UnloadModule(pScrn->module);
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if (pScrn->drv)
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pScrn->drv->refCount--;
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free(pScrn->privates);
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xf86ClearEntityListForScreen(pScrn);
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free(pScrn);
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/* Move the other entries down, updating their scrnIndex fields */
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if (is_gpu) {
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xf86NumGPUScreens--;
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scrnIndex -= GPU_SCREEN_OFFSET;
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for (i = scrnIndex; i < xf86NumGPUScreens; i++) {
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xf86GPUScreens[i] = xf86GPUScreens[i + 1];
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xf86GPUScreens[i]->scrnIndex = i + GPU_SCREEN_OFFSET;
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/* Also need to take care of the screen layout settings */
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}
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}
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else {
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xf86NumScreens--;
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for (i = scrnIndex; i < xf86NumScreens; i++) {
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xf86Screens[i] = xf86Screens[i + 1];
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xf86Screens[i]->scrnIndex = i;
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/* Also need to take care of the screen layout settings */
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}
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}
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}
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/*
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* Allocate a private in ScrnInfoRec.
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*/
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int
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xf86AllocateScrnInfoPrivateIndex(void)
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{
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int idx, i;
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ScrnInfoPtr pScr;
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DevUnion *nprivs;
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idx = xf86ScrnInfoPrivateCount++;
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for (i = 0; i < xf86NumScreens; i++) {
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pScr = xf86Screens[i];
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nprivs = xnfreallocarray(pScr->privates,
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xf86ScrnInfoPrivateCount, sizeof(DevUnion));
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/* Zero the new private */
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memset(&nprivs[idx], 0, sizeof(DevUnion));
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pScr->privates = nprivs;
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}
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for (i = 0; i < xf86NumGPUScreens; i++) {
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pScr = xf86GPUScreens[i];
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nprivs = xnfreallocarray(pScr->privates,
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xf86ScrnInfoPrivateCount, sizeof(DevUnion));
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/* Zero the new private */
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memset(&nprivs[idx], 0, sizeof(DevUnion));
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pScr->privates = nprivs;
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}
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return idx;
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}
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Bool
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xf86AddPixFormat(ScrnInfoPtr pScrn, int depth, int bpp, int pad)
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{
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int i;
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if (pScrn->numFormats >= MAXFORMATS)
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return FALSE;
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if (bpp <= 0) {
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if (depth == 1)
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bpp = 1;
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else if (depth <= 8)
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bpp = 8;
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else if (depth <= 16)
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bpp = 16;
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else if (depth <= 32)
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bpp = 32;
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else
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return FALSE;
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}
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if (pad <= 0)
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pad = BITMAP_SCANLINE_PAD;
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i = pScrn->numFormats++;
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pScrn->formats[i].depth = depth;
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pScrn->formats[i].bitsPerPixel = bpp;
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pScrn->formats[i].scanlinePad = pad;
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return TRUE;
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}
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/*
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* Set the depth we are using based on (in the following order of preference):
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* - values given on the command line
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* - values given in the config file
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* - values provided by the driver
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* - an overall default when nothing else is given
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*
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* Also find a Display subsection matching the depth/bpp found.
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*
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* Sets the following ScrnInfoRec fields:
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* bitsPerPixel, depth, display, imageByteOrder,
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* bitmapScanlinePad, bitmapScanlineUnit, bitmapBitOrder, numFormats,
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* formats, fbFormat.
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*/
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/* Can the screen handle 32 bpp pixmaps */
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#define DO_PIX32(f) ((f & Support32bppFb) || \
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((f & Support24bppFb) && (f & SupportConvert32to24)))
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#ifndef GLOBAL_DEFAULT_DEPTH
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#define GLOBAL_DEFAULT_DEPTH 24
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#endif
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Bool
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xf86SetDepthBpp(ScrnInfoPtr scrp, int depth, int dummy, int fbbpp,
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int depth24flags)
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{
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int i;
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DispPtr disp;
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scrp->bitsPerPixel = -1;
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scrp->depth = -1;
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scrp->bitsPerPixelFrom = X_DEFAULT;
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scrp->depthFrom = X_DEFAULT;
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if (xf86FbBpp > 0) {
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if (xf86FbBpp == 24) /* lol no */
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xf86FbBpp = 32;
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scrp->bitsPerPixel = xf86FbBpp;
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scrp->bitsPerPixelFrom = X_CMDLINE;
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}
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if (xf86Depth > 0) {
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scrp->depth = xf86Depth;
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scrp->depthFrom = X_CMDLINE;
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}
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if (xf86FbBpp < 0 && xf86Depth < 0) {
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if (scrp->confScreen->defaultfbbpp > 0) {
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scrp->bitsPerPixel = scrp->confScreen->defaultfbbpp;
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scrp->bitsPerPixelFrom = X_CONFIG;
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}
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if (scrp->confScreen->defaultdepth > 0) {
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scrp->depth = scrp->confScreen->defaultdepth;
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scrp->depthFrom = X_CONFIG;
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}
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if (scrp->confScreen->defaultfbbpp <= 0 &&
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scrp->confScreen->defaultdepth <= 0) {
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/*
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* Check for DefaultDepth and DefaultFbBpp options in the
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* Device sections.
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*/
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GDevPtr device;
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Bool found = FALSE;
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for (i = 0; i < scrp->numEntities; i++) {
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device = xf86GetDevFromEntity(scrp->entityList[i],
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scrp->entityInstanceList[i]);
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if (device && device->options) {
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if (xf86FindOption(device->options, "DefaultDepth")) {
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scrp->depth = xf86SetIntOption(device->options,
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"DefaultDepth", -1);
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scrp->depthFrom = X_CONFIG;
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found = TRUE;
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}
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if (xf86FindOption(device->options, "DefaultFbBpp")) {
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scrp->bitsPerPixel = xf86SetIntOption(device->options,
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"DefaultFbBpp",
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-1);
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scrp->bitsPerPixelFrom = X_CONFIG;
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found = TRUE;
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}
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}
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if (found)
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break;
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}
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}
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}
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/* If none of these is set, pick a default */
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if (scrp->bitsPerPixel < 0 && scrp->depth < 0) {
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if (fbbpp > 0 || depth > 0) {
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if (fbbpp > 0)
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scrp->bitsPerPixel = fbbpp;
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if (depth > 0)
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scrp->depth = depth;
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}
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else {
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scrp->depth = GLOBAL_DEFAULT_DEPTH;
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}
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}
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/* If any are not given, determine a default for the others */
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if (scrp->bitsPerPixel < 0) {
|
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/* The depth must be set */
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if (scrp->depth > -1) {
|
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if (scrp->depth == 1)
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scrp->bitsPerPixel = 1;
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else if (scrp->depth <= 4)
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scrp->bitsPerPixel = 4;
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else if (scrp->depth <= 8)
|
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scrp->bitsPerPixel = 8;
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else if (scrp->depth <= 16)
|
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scrp->bitsPerPixel = 16;
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else if (scrp->depth <= 24 && DO_PIX32(depth24flags)) {
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scrp->bitsPerPixel = 32;
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}
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else if (scrp->depth <= 32)
|
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scrp->bitsPerPixel = 32;
|
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else {
|
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xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
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"No bpp for depth (%d)\n", scrp->depth);
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return FALSE;
|
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}
|
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}
|
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else {
|
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xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
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"xf86SetDepthBpp: internal error: depth and fbbpp"
|
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" are both not set\n");
|
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return FALSE;
|
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}
|
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if (scrp->bitsPerPixel < 0) {
|
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if ((depth24flags & (Support24bppFb | Support32bppFb)) ==
|
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NoDepth24Support)
|
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xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
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"Driver can't support depth 24\n");
|
|
else
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
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"Can't find fbbpp for depth 24\n");
|
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return FALSE;
|
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}
|
|
scrp->bitsPerPixelFrom = X_PROBED;
|
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}
|
|
|
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if (scrp->depth <= 0) {
|
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/* bitsPerPixel is already set */
|
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switch (scrp->bitsPerPixel) {
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case 32:
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scrp->depth = 24;
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break;
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default:
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/* 1, 4, 8, 16 and 24 */
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scrp->depth = scrp->bitsPerPixel;
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break;
|
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}
|
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scrp->depthFrom = X_PROBED;
|
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}
|
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|
|
/* Sanity checks */
|
|
if (scrp->depth < 1 || scrp->depth > 32) {
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
|
"Specified depth (%d) is not in the range 1-32\n",
|
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scrp->depth);
|
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return FALSE;
|
|
}
|
|
switch (scrp->bitsPerPixel) {
|
|
case 1:
|
|
case 4:
|
|
case 8:
|
|
case 16:
|
|
case 32:
|
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break;
|
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default:
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
|
"Specified fbbpp (%d) is not a permitted value\n",
|
|
scrp->bitsPerPixel);
|
|
return FALSE;
|
|
}
|
|
if (scrp->depth > scrp->bitsPerPixel) {
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
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"Specified depth (%d) is greater than the fbbpp (%d)\n",
|
|
scrp->depth, scrp->bitsPerPixel);
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Find the Display subsection matching the depth/fbbpp and initialise
|
|
* scrp->display with it.
|
|
*/
|
|
for (i = 0; i < scrp->confScreen->numdisplays; i++) {
|
|
disp = scrp->confScreen->displays[i];
|
|
if ((disp->depth == scrp->depth && disp->fbbpp == scrp->bitsPerPixel)
|
|
|| (disp->depth == scrp->depth && disp->fbbpp <= 0)
|
|
|| (disp->fbbpp == scrp->bitsPerPixel && disp->depth <= 0)) {
|
|
scrp->display = disp;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If an exact match can't be found, see if there is one with no
|
|
* depth or fbbpp specified.
|
|
*/
|
|
if (i == scrp->confScreen->numdisplays) {
|
|
for (i = 0; i < scrp->confScreen->numdisplays; i++) {
|
|
disp = scrp->confScreen->displays[i];
|
|
if (disp->depth <= 0 && disp->fbbpp <= 0) {
|
|
scrp->display = disp;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If all else fails, create a default one.
|
|
*/
|
|
if (i == scrp->confScreen->numdisplays) {
|
|
scrp->confScreen->numdisplays++;
|
|
scrp->confScreen->displays =
|
|
xnfreallocarray(scrp->confScreen->displays,
|
|
scrp->confScreen->numdisplays, sizeof(DispPtr));
|
|
xf86DrvMsg(scrp->scrnIndex, X_INFO,
|
|
"Creating default Display subsection in Screen section\n"
|
|
"\t\"%s\" for depth/fbbpp %d/%d\n",
|
|
scrp->confScreen->id, scrp->depth, scrp->bitsPerPixel);
|
|
scrp->confScreen->displays[i] = xnfcalloc(1, sizeof(DispRec));
|
|
memset(scrp->confScreen->displays[i], 0, sizeof(DispRec));
|
|
scrp->confScreen->displays[i]->blackColour.red = -1;
|
|
scrp->confScreen->displays[i]->blackColour.green = -1;
|
|
scrp->confScreen->displays[i]->blackColour.blue = -1;
|
|
scrp->confScreen->displays[i]->whiteColour.red = -1;
|
|
scrp->confScreen->displays[i]->whiteColour.green = -1;
|
|
scrp->confScreen->displays[i]->whiteColour.blue = -1;
|
|
scrp->confScreen->displays[i]->defaultVisual = -1;
|
|
scrp->confScreen->displays[i]->modes = xnfalloc(sizeof(char *));
|
|
scrp->confScreen->displays[i]->modes[0] = NULL;
|
|
scrp->confScreen->displays[i]->depth = depth;
|
|
scrp->confScreen->displays[i]->fbbpp = fbbpp;
|
|
scrp->display = scrp->confScreen->displays[i];
|
|
}
|
|
|
|
/*
|
|
* Setup defaults for the display-wide attributes the framebuffer will
|
|
* need. These defaults should eventually be set globally, and not
|
|
* dependent on the screens.
|
|
*/
|
|
scrp->imageByteOrder = IMAGE_BYTE_ORDER;
|
|
scrp->bitmapScanlinePad = BITMAP_SCANLINE_PAD;
|
|
if (scrp->depth < 8) {
|
|
/* Planar modes need these settings */
|
|
scrp->bitmapScanlineUnit = 8;
|
|
scrp->bitmapBitOrder = MSBFirst;
|
|
}
|
|
else {
|
|
scrp->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT;
|
|
scrp->bitmapBitOrder = BITMAP_BIT_ORDER;
|
|
}
|
|
|
|
/*
|
|
* If an unusual depth is required, add it to scrp->formats. The formats
|
|
* for the common depths are handled globally in InitOutput
|
|
*/
|
|
switch (scrp->depth) {
|
|
case 1:
|
|
case 4:
|
|
case 8:
|
|
case 15:
|
|
case 16:
|
|
case 24:
|
|
/* Common depths. Nothing to do for them */
|
|
break;
|
|
default:
|
|
if (!xf86AddPixFormat(scrp, scrp->depth, 0, 0)) {
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
|
"Can't add pixmap format for depth %d\n", scrp->depth);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Initialise the framebuffer format for this screen */
|
|
scrp->fbFormat.depth = scrp->depth;
|
|
scrp->fbFormat.bitsPerPixel = scrp->bitsPerPixel;
|
|
scrp->fbFormat.scanlinePad = BITMAP_SCANLINE_PAD;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Print out the selected depth and bpp.
|
|
*/
|
|
void
|
|
xf86PrintDepthBpp(ScrnInfoPtr scrp)
|
|
{
|
|
xf86DrvMsg(scrp->scrnIndex, scrp->depthFrom, "Depth %d, ", scrp->depth);
|
|
xf86Msg(scrp->bitsPerPixelFrom, "framebuffer bpp %d\n", scrp->bitsPerPixel);
|
|
}
|
|
|
|
/*
|
|
* xf86SetWeight sets scrp->weight, scrp->mask, scrp->offset, and for depths
|
|
* greater than MAX_PSEUDO_DEPTH also scrp->rgbBits.
|
|
*/
|
|
Bool
|
|
xf86SetWeight(ScrnInfoPtr scrp, rgb weight, rgb mask)
|
|
{
|
|
MessageType weightFrom = X_DEFAULT;
|
|
|
|
scrp->weight.red = 0;
|
|
scrp->weight.green = 0;
|
|
scrp->weight.blue = 0;
|
|
|
|
if (xf86Weight.red > 0 && xf86Weight.green > 0 && xf86Weight.blue > 0) {
|
|
scrp->weight = xf86Weight;
|
|
weightFrom = X_CMDLINE;
|
|
}
|
|
else if (scrp->display->weight.red > 0 && scrp->display->weight.green > 0
|
|
&& scrp->display->weight.blue > 0) {
|
|
scrp->weight = scrp->display->weight;
|
|
weightFrom = X_CONFIG;
|
|
}
|
|
else if (weight.red > 0 && weight.green > 0 && weight.blue > 0) {
|
|
scrp->weight = weight;
|
|
}
|
|
else {
|
|
switch (scrp->depth) {
|
|
case 1:
|
|
case 4:
|
|
case 8:
|
|
scrp->weight.red = scrp->weight.green =
|
|
scrp->weight.blue = scrp->rgbBits;
|
|
break;
|
|
case 15:
|
|
scrp->weight.red = scrp->weight.green = scrp->weight.blue = 5;
|
|
break;
|
|
case 16:
|
|
scrp->weight.red = scrp->weight.blue = 5;
|
|
scrp->weight.green = 6;
|
|
break;
|
|
case 18:
|
|
scrp->weight.red = scrp->weight.green = scrp->weight.blue = 6;
|
|
break;
|
|
case 24:
|
|
scrp->weight.red = scrp->weight.green = scrp->weight.blue = 8;
|
|
break;
|
|
case 30:
|
|
scrp->weight.red = scrp->weight.green = scrp->weight.blue = 10;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (scrp->weight.red)
|
|
xf86DrvMsg(scrp->scrnIndex, weightFrom, "RGB weight %d%d%d\n",
|
|
(int) scrp->weight.red, (int) scrp->weight.green,
|
|
(int) scrp->weight.blue);
|
|
|
|
if (scrp->depth > MAX_PSEUDO_DEPTH &&
|
|
(scrp->depth != scrp->weight.red + scrp->weight.green +
|
|
scrp->weight.blue)) {
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
|
"Weight given (%d%d%d) is inconsistent with the "
|
|
"depth (%d)\n",
|
|
(int) scrp->weight.red, (int) scrp->weight.green,
|
|
(int) scrp->weight.blue, scrp->depth);
|
|
return FALSE;
|
|
}
|
|
if (scrp->depth > MAX_PSEUDO_DEPTH && scrp->weight.red) {
|
|
/*
|
|
* XXX Does this even mean anything for TrueColor visuals?
|
|
* If not, we shouldn't even be setting it here. However, this
|
|
* matches the behaviour of 3.x versions of XFree86.
|
|
*/
|
|
scrp->rgbBits = scrp->weight.red;
|
|
if (scrp->weight.green > scrp->rgbBits)
|
|
scrp->rgbBits = scrp->weight.green;
|
|
if (scrp->weight.blue > scrp->rgbBits)
|
|
scrp->rgbBits = scrp->weight.blue;
|
|
}
|
|
|
|
/* Set the mask and offsets */
|
|
if (mask.red == 0 || mask.green == 0 || mask.blue == 0) {
|
|
/* Default to a setting common to PC hardware */
|
|
scrp->offset.red = scrp->weight.green + scrp->weight.blue;
|
|
scrp->offset.green = scrp->weight.blue;
|
|
scrp->offset.blue = 0;
|
|
scrp->mask.red = ((1 << scrp->weight.red) - 1) << scrp->offset.red;
|
|
scrp->mask.green = ((1 << scrp->weight.green) - 1)
|
|
<< scrp->offset.green;
|
|
scrp->mask.blue = (1 << scrp->weight.blue) - 1;
|
|
}
|
|
else {
|
|
/* Initialise to the values passed */
|
|
scrp->mask.red = mask.red;
|
|
scrp->mask.green = mask.green;
|
|
scrp->mask.blue = mask.blue;
|
|
scrp->offset.red = ffs(mask.red) - 1;
|
|
scrp->offset.green = ffs(mask.green) - 1;
|
|
scrp->offset.blue = ffs(mask.blue) - 1;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
xf86SetDefaultVisual(ScrnInfoPtr scrp, int visual)
|
|
{
|
|
MessageType visualFrom = X_DEFAULT;
|
|
|
|
if (defaultColorVisualClass >= 0) {
|
|
scrp->defaultVisual = defaultColorVisualClass;
|
|
visualFrom = X_CMDLINE;
|
|
}
|
|
else if (scrp->display->defaultVisual >= 0) {
|
|
scrp->defaultVisual = scrp->display->defaultVisual;
|
|
visualFrom = X_CONFIG;
|
|
}
|
|
else if (visual >= 0) {
|
|
scrp->defaultVisual = visual;
|
|
}
|
|
else {
|
|
if (scrp->depth == 1)
|
|
scrp->defaultVisual = StaticGray;
|
|
else if (scrp->depth == 4)
|
|
scrp->defaultVisual = StaticColor;
|
|
else if (scrp->depth <= MAX_PSEUDO_DEPTH)
|
|
scrp->defaultVisual = PseudoColor;
|
|
else
|
|
scrp->defaultVisual = TrueColor;
|
|
}
|
|
switch (scrp->defaultVisual) {
|
|
case StaticGray:
|
|
case GrayScale:
|
|
case StaticColor:
|
|
case PseudoColor:
|
|
case TrueColor:
|
|
case DirectColor:
|
|
xf86DrvMsg(scrp->scrnIndex, visualFrom, "Default visual is %s\n",
|
|
xf86VisualNames[scrp->defaultVisual]);
|
|
return TRUE;
|
|
default:
|
|
|
|
xf86DrvMsg(scrp->scrnIndex, X_ERROR,
|
|
"Invalid default visual class (%d)\n", scrp->defaultVisual);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
#define TEST_GAMMA(g) \
|
|
(g).red > GAMMA_ZERO || (g).green > GAMMA_ZERO || (g).blue > GAMMA_ZERO
|
|
|
|
#define SET_GAMMA(g) \
|
|
(g) > GAMMA_ZERO ? (g) : 1.0
|
|
|
|
Bool
|
|
xf86SetGamma(ScrnInfoPtr scrp, Gamma gamma)
|
|
{
|
|
MessageType from = X_DEFAULT;
|
|
|
|
#if 0
|
|
xf86MonPtr DDC = (xf86MonPtr) (scrp->monitor->DDC);
|
|
#endif
|
|
if (TEST_GAMMA(xf86Gamma)) {
|
|
from = X_CMDLINE;
|
|
scrp->gamma.red = SET_GAMMA(xf86Gamma.red);
|
|
scrp->gamma.green = SET_GAMMA(xf86Gamma.green);
|
|
scrp->gamma.blue = SET_GAMMA(xf86Gamma.blue);
|
|
}
|
|
else if (TEST_GAMMA(scrp->monitor->gamma)) {
|
|
from = X_CONFIG;
|
|
scrp->gamma.red = SET_GAMMA(scrp->monitor->gamma.red);
|
|
scrp->gamma.green = SET_GAMMA(scrp->monitor->gamma.green);
|
|
scrp->gamma.blue = SET_GAMMA(scrp->monitor->gamma.blue);
|
|
#if 0
|
|
}
|
|
else if (DDC && DDC->features.gamma > GAMMA_ZERO) {
|
|
from = X_PROBED;
|
|
scrp->gamma.red = SET_GAMMA(DDC->features.gamma);
|
|
scrp->gamma.green = SET_GAMMA(DDC->features.gamma);
|
|
scrp->gamma.blue = SET_GAMMA(DDC->features.gamma);
|
|
/* EDID structure version 2 gives optional separate red, green & blue
|
|
* gamma values in bytes 0x57-0x59 */
|
|
#endif
|
|
}
|
|
else if (TEST_GAMMA(gamma)) {
|
|
scrp->gamma.red = SET_GAMMA(gamma.red);
|
|
scrp->gamma.green = SET_GAMMA(gamma.green);
|
|
scrp->gamma.blue = SET_GAMMA(gamma.blue);
|
|
}
|
|
else {
|
|
scrp->gamma.red = 1.0;
|
|
scrp->gamma.green = 1.0;
|
|
scrp->gamma.blue = 1.0;
|
|
}
|
|
|
|
xf86DrvMsg(scrp->scrnIndex, from,
|
|
"Using gamma correction (%.1f, %.1f, %.1f)\n",
|
|
scrp->gamma.red, scrp->gamma.green, scrp->gamma.blue);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#undef TEST_GAMMA
|
|
#undef SET_GAMMA
|
|
|
|
/*
|
|
* Set the DPI from the command line option. XXX should allow it to be
|
|
* calculated from the widthmm/heightmm values.
|
|
*/
|
|
|
|
#undef MMPERINCH
|
|
#define MMPERINCH 25.4
|
|
|
|
void
|
|
xf86SetDpi(ScrnInfoPtr pScrn, int x, int y)
|
|
{
|
|
MessageType from = X_DEFAULT;
|
|
xf86MonPtr DDC = (xf86MonPtr) (pScrn->monitor->DDC);
|
|
int ddcWidthmm, ddcHeightmm;
|
|
int widthErr, heightErr;
|
|
|
|
/* XXX Maybe there is no need for widthmm/heightmm in ScrnInfoRec */
|
|
pScrn->widthmm = pScrn->monitor->widthmm;
|
|
pScrn->heightmm = pScrn->monitor->heightmm;
|
|
|
|
if (DDC && (DDC->features.hsize > 0 && DDC->features.vsize > 0)) {
|
|
/* DDC gives display size in mm for individual modes,
|
|
* but cm for monitor
|
|
*/
|
|
ddcWidthmm = DDC->features.hsize * 10; /* 10mm in 1cm */
|
|
ddcHeightmm = DDC->features.vsize * 10; /* 10mm in 1cm */
|
|
}
|
|
else {
|
|
ddcWidthmm = ddcHeightmm = 0;
|
|
}
|
|
|
|
if (monitorResolution > 0) {
|
|
pScrn->xDpi = monitorResolution;
|
|
pScrn->yDpi = monitorResolution;
|
|
from = X_CMDLINE;
|
|
}
|
|
else if (pScrn->widthmm > 0 || pScrn->heightmm > 0) {
|
|
from = X_CONFIG;
|
|
if (pScrn->widthmm > 0) {
|
|
pScrn->xDpi =
|
|
(int) ((double) pScrn->virtualX * MMPERINCH / pScrn->widthmm);
|
|
}
|
|
if (pScrn->heightmm > 0) {
|
|
pScrn->yDpi =
|
|
(int) ((double) pScrn->virtualY * MMPERINCH / pScrn->heightmm);
|
|
}
|
|
if (pScrn->xDpi > 0 && pScrn->yDpi <= 0)
|
|
pScrn->yDpi = pScrn->xDpi;
|
|
if (pScrn->yDpi > 0 && pScrn->xDpi <= 0)
|
|
pScrn->xDpi = pScrn->yDpi;
|
|
xf86DrvMsg(pScrn->scrnIndex, from, "Display dimensions: (%d, %d) mm\n",
|
|
pScrn->widthmm, pScrn->heightmm);
|
|
|
|
/* Warn if config and probe disagree about display size */
|
|
if (ddcWidthmm && ddcHeightmm) {
|
|
if (pScrn->widthmm > 0) {
|
|
widthErr = abs(ddcWidthmm - pScrn->widthmm);
|
|
}
|
|
else {
|
|
widthErr = 0;
|
|
}
|
|
if (pScrn->heightmm > 0) {
|
|
heightErr = abs(ddcHeightmm - pScrn->heightmm);
|
|
}
|
|
else {
|
|
heightErr = 0;
|
|
}
|
|
if (widthErr > 10 || heightErr > 10) {
|
|
/* Should include config file name for monitor here */
|
|
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
|
|
"Probed monitor is %dx%d mm, using Displaysize %dx%d mm\n",
|
|
ddcWidthmm, ddcHeightmm, pScrn->widthmm,
|
|
pScrn->heightmm);
|
|
}
|
|
}
|
|
}
|
|
else if (ddcWidthmm && ddcHeightmm) {
|
|
from = X_PROBED;
|
|
xf86DrvMsg(pScrn->scrnIndex, from, "Display dimensions: (%d, %d) mm\n",
|
|
ddcWidthmm, ddcHeightmm);
|
|
pScrn->widthmm = ddcWidthmm;
|
|
pScrn->heightmm = ddcHeightmm;
|
|
if (pScrn->widthmm > 0) {
|
|
pScrn->xDpi =
|
|
(int) ((double) pScrn->virtualX * MMPERINCH / pScrn->widthmm);
|
|
}
|
|
if (pScrn->heightmm > 0) {
|
|
pScrn->yDpi =
|
|
(int) ((double) pScrn->virtualY * MMPERINCH / pScrn->heightmm);
|
|
}
|
|
if (pScrn->xDpi > 0 && pScrn->yDpi <= 0)
|
|
pScrn->yDpi = pScrn->xDpi;
|
|
if (pScrn->yDpi > 0 && pScrn->xDpi <= 0)
|
|
pScrn->xDpi = pScrn->yDpi;
|
|
}
|
|
else {
|
|
if (x > 0)
|
|
pScrn->xDpi = x;
|
|
else
|
|
pScrn->xDpi = DEFAULT_DPI;
|
|
if (y > 0)
|
|
pScrn->yDpi = y;
|
|
else
|
|
pScrn->yDpi = DEFAULT_DPI;
|
|
}
|
|
xf86DrvMsg(pScrn->scrnIndex, from, "DPI set to (%d, %d)\n",
|
|
pScrn->xDpi, pScrn->yDpi);
|
|
}
|
|
|
|
#undef MMPERINCH
|
|
|
|
void
|
|
xf86SetBlackWhitePixels(ScreenPtr pScreen)
|
|
{
|
|
pScreen->whitePixel = 1;
|
|
pScreen->blackPixel = 0;
|
|
}
|
|
|
|
/*
|
|
* Function to enable/disable access to the frame buffer
|
|
*
|
|
* This is used when VT switching and when entering/leaving DGA direct mode.
|
|
*
|
|
* This has been rewritten again to eliminate the saved pixmap. The
|
|
* devPrivate field in the screen pixmap is set to NULL to catch code
|
|
* accidentally referencing the frame buffer while the X server is not
|
|
* supposed to touch it.
|
|
*
|
|
* Here, we exchange the pixmap private data, rather than the pixmaps
|
|
* themselves to avoid having to find and change any references to the screen
|
|
* pixmap such as GC's, window privates etc. This also means that this code
|
|
* does not need to know exactly how the pixmap pixels are accessed. Further,
|
|
* this exchange is >not< done through the screen's ModifyPixmapHeader()
|
|
* vector. This means the called frame buffer code layers can determine
|
|
* whether they are switched in or out by keeping track of the root pixmap's
|
|
* private data, and therefore don't need to access pScrnInfo->vtSema.
|
|
*/
|
|
void
|
|
xf86EnableDisableFBAccess(ScrnInfoPtr pScrnInfo, Bool enable)
|
|
{
|
|
ScreenPtr pScreen = pScrnInfo->pScreen;
|
|
|
|
if (enable) {
|
|
/*
|
|
* Restore all of the clip lists on the screen
|
|
*/
|
|
if (!xf86Resetting)
|
|
SetRootClip(pScreen, ROOT_CLIP_FULL);
|
|
|
|
}
|
|
else {
|
|
/*
|
|
* Empty all of the clip lists on the screen
|
|
*/
|
|
SetRootClip(pScreen, ROOT_CLIP_NONE);
|
|
}
|
|
}
|
|
|
|
/* Print driver messages in the standard format of
|
|
(<type>) <screen name>(<screen index>): <message> */
|
|
void
|
|
xf86VDrvMsgVerb(int scrnIndex, MessageType type, int verb, const char *format,
|
|
va_list args)
|
|
{
|
|
/* Prefix the scrnIndex name to the format string. */
|
|
if (scrnIndex >= 0 && scrnIndex < xf86NumScreens &&
|
|
xf86Screens[scrnIndex]->name)
|
|
LogHdrMessageVerb(type, verb, format, args, "%s(%d): ",
|
|
xf86Screens[scrnIndex]->name, scrnIndex);
|
|
else if (scrnIndex >= GPU_SCREEN_OFFSET &&
|
|
scrnIndex < GPU_SCREEN_OFFSET + xf86NumGPUScreens &&
|
|
xf86GPUScreens[scrnIndex - GPU_SCREEN_OFFSET]->name)
|
|
LogHdrMessageVerb(type, verb, format, args, "%s(G%d): ",
|
|
xf86GPUScreens[scrnIndex - GPU_SCREEN_OFFSET]->name, scrnIndex - GPU_SCREEN_OFFSET);
|
|
else
|
|
LogVMessageVerb(type, verb, format, args);
|
|
}
|
|
|
|
/* Print driver messages, with verbose level specified directly */
|
|
void
|
|
xf86DrvMsgVerb(int scrnIndex, MessageType type, int verb, const char *format,
|
|
...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
xf86VDrvMsgVerb(scrnIndex, type, verb, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Print driver messages, with verbose level of 1 (default) */
|
|
void
|
|
xf86DrvMsg(int scrnIndex, MessageType type, const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
xf86VDrvMsgVerb(scrnIndex, type, 1, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Print input driver messages in the standard format of
|
|
(<type>) <driver>: <device name>: <message> */
|
|
void
|
|
xf86VIDrvMsgVerb(InputInfoPtr dev, MessageType type, int verb,
|
|
const char *format, va_list args)
|
|
{
|
|
const char *driverName = NULL;
|
|
const char *deviceName = NULL;
|
|
|
|
/* Prefix driver and device names to formatted message. */
|
|
if (dev) {
|
|
deviceName = dev->name;
|
|
if (dev->drv)
|
|
driverName = dev->drv->driverName;
|
|
}
|
|
|
|
LogHdrMessageVerb(type, verb, format, args, "%s: %s: ", driverName,
|
|
deviceName);
|
|
}
|
|
|
|
/* Print input driver message, with verbose level specified directly */
|
|
void
|
|
xf86IDrvMsgVerb(InputInfoPtr dev, MessageType type, int verb,
|
|
const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
xf86VIDrvMsgVerb(dev, type, verb, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Print input driver messages, with verbose level of 1 (default) */
|
|
void
|
|
xf86IDrvMsg(InputInfoPtr dev, MessageType type, const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
xf86VIDrvMsgVerb(dev, type, 1, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Print non-driver messages with verbose level specified directly */
|
|
void
|
|
xf86MsgVerb(MessageType type, int verb, const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
LogVMessageVerb(type, verb, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Print non-driver messages with verbose level of 1 (default) */
|
|
void
|
|
xf86Msg(MessageType type, const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
LogVMessageVerb(type, 1, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Just like ErrorF, but with the verbose level checked */
|
|
void
|
|
xf86ErrorFVerb(int verb, const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
if (xf86Verbose >= verb || xf86LogVerbose >= verb)
|
|
LogVWrite(verb, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Like xf86ErrorFVerb, but with an implied verbose level of 1 */
|
|
void
|
|
xf86ErrorF(const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
if (xf86Verbose >= 1 || xf86LogVerbose >= 1)
|
|
LogVWrite(1, format, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
/* Note temporarily modifies the passed in buffer! */
|
|
static void xf86_mkdir_p(char *path)
|
|
{
|
|
char *sep = path;
|
|
|
|
while ((sep = strchr(sep + 1, '/'))) {
|
|
*sep = 0;
|
|
(void)mkdir(path, 0777);
|
|
*sep = '/';
|
|
}
|
|
(void)mkdir(path, 0777);
|
|
}
|
|
|
|
void
|
|
xf86LogInit(void)
|
|
{
|
|
char *env, *lf = NULL;
|
|
char buf[PATH_MAX];
|
|
|
|
#define LOGSUFFIX ".log"
|
|
#define LOGOLDSUFFIX ".old"
|
|
|
|
/* Get the log file name */
|
|
if (xf86LogFileFrom == X_DEFAULT) {
|
|
/* When not running as root, we won't be able to write to /var/log */
|
|
if (geteuid() != 0) {
|
|
if ((env = getenv("XDG_DATA_HOME")))
|
|
snprintf(buf, sizeof(buf), "%s/%s", env,
|
|
DEFAULT_XDG_DATA_HOME_LOGDIR);
|
|
else if ((env = getenv("HOME")))
|
|
snprintf(buf, sizeof(buf), "%s/%s/%s", env,
|
|
DEFAULT_XDG_DATA_HOME, DEFAULT_XDG_DATA_HOME_LOGDIR);
|
|
|
|
if (env) {
|
|
xf86_mkdir_p(buf);
|
|
strlcat(buf, "/" DEFAULT_LOGPREFIX, sizeof(buf));
|
|
xf86LogFile = buf;
|
|
}
|
|
}
|
|
/* Append the display number and ".log" */
|
|
if (asprintf(&lf, "%s%%s" LOGSUFFIX, xf86LogFile) == -1)
|
|
FatalError("Cannot allocate space for the log file name\n");
|
|
xf86LogFile = lf;
|
|
}
|
|
|
|
xf86LogFile = LogInit(xf86LogFile, LOGOLDSUFFIX);
|
|
xf86LogFileWasOpened = TRUE;
|
|
|
|
xf86SetVerbosity(xf86Verbose);
|
|
xf86SetLogVerbosity(xf86LogVerbose);
|
|
|
|
#undef LOGSUFFIX
|
|
#undef LOGOLDSUFFIX
|
|
|
|
free(lf);
|
|
}
|
|
|
|
void
|
|
xf86CloseLog(enum ExitCode error)
|
|
{
|
|
LogClose(error);
|
|
}
|
|
|
|
/*
|
|
* Drivers can use these for using their own SymTabRecs.
|
|
*/
|
|
|
|
const char *
|
|
xf86TokenToString(SymTabPtr table, int token)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; table[i].token >= 0 && table[i].token != token; i++);
|
|
|
|
if (table[i].token < 0)
|
|
return NULL;
|
|
else
|
|
return table[i].name;
|
|
}
|
|
|
|
int
|
|
xf86StringToToken(SymTabPtr table, const char *string)
|
|
{
|
|
int i;
|
|
|
|
if (string == NULL)
|
|
return -1;
|
|
|
|
for (i = 0; table[i].token >= 0 && xf86NameCmp(string, table[i].name); i++);
|
|
|
|
return table[i].token;
|
|
}
|
|
|
|
/*
|
|
* helper to display the clocks found on a card
|
|
*/
|
|
void
|
|
xf86ShowClocks(ScrnInfoPtr scrp, MessageType from)
|
|
{
|
|
int j;
|
|
|
|
xf86DrvMsg(scrp->scrnIndex, from, "Pixel clocks available:");
|
|
for (j = 0; j < scrp->numClocks; j++) {
|
|
if ((j % 4) == 0) {
|
|
xf86ErrorF("\n");
|
|
xf86DrvMsg(scrp->scrnIndex, from, "pixel clocks:");
|
|
}
|
|
xf86ErrorF(" %7.3f", (double) scrp->clock[j] / 1000.0);
|
|
}
|
|
xf86ErrorF("\n");
|
|
}
|
|
|
|
/*
|
|
* This prints out the driver identify message, including the names of
|
|
* the supported chipsets.
|
|
*
|
|
* XXX This makes assumptions about the line width, etc. Maybe we could
|
|
* use a more general "pretty print" function for messages.
|
|
*/
|
|
void
|
|
xf86PrintChipsets(const char *drvname, const char *drvmsg, SymTabPtr chips)
|
|
{
|
|
int len, i;
|
|
|
|
len = 6 + strlen(drvname) + 2 + strlen(drvmsg) + 2;
|
|
xf86Msg(X_INFO, "%s: %s:", drvname, drvmsg);
|
|
for (i = 0; chips[i].name != NULL; i++) {
|
|
if (i != 0) {
|
|
xf86ErrorF(",");
|
|
len++;
|
|
}
|
|
if (len + 2 + strlen(chips[i].name) < 78) {
|
|
xf86ErrorF(" ");
|
|
len++;
|
|
}
|
|
else {
|
|
xf86ErrorF("\n\t");
|
|
len = 8;
|
|
}
|
|
xf86ErrorF("%s", chips[i].name);
|
|
len += strlen(chips[i].name);
|
|
}
|
|
xf86ErrorF("\n");
|
|
}
|
|
|
|
int
|
|
xf86MatchDevice(const char *drivername, GDevPtr ** sectlist)
|
|
{
|
|
GDevPtr gdp, *pgdp = NULL;
|
|
confScreenPtr screensecptr;
|
|
int i, j, k;
|
|
|
|
if (sectlist)
|
|
*sectlist = NULL;
|
|
|
|
/*
|
|
* This can happen when running Xorg -showopts and a module like ati
|
|
* or vmware tries to load its submodules when xf86ConfigLayout is empty
|
|
*/
|
|
if (!xf86ConfigLayout.screens)
|
|
return 0;
|
|
|
|
/*
|
|
* This is a very important function that matches the device sections
|
|
* as they show up in the config file with the drivers that the server
|
|
* loads at run time.
|
|
*
|
|
* ChipProbe can call
|
|
* int xf86MatchDevice(char * drivername, GDevPtr ** sectlist)
|
|
* with its driver name. The function allocates an array of GDevPtr and
|
|
* returns this via sectlist and returns the number of elements in
|
|
* this list as return value. 0 means none found, -1 means fatal error.
|
|
*
|
|
* It can figure out which of the Device sections to use for which card
|
|
* (using things like the Card statement, etc). For single headed servers
|
|
* there will of course be just one such Device section.
|
|
*/
|
|
i = 0;
|
|
|
|
/*
|
|
* first we need to loop over all the Screens sections to get to all
|
|
* 'active' device sections
|
|
*/
|
|
for (j = 0; xf86ConfigLayout.screens[j].screen != NULL; j++) {
|
|
screensecptr = xf86ConfigLayout.screens[j].screen;
|
|
if ((screensecptr->device->driver != NULL)
|
|
&& (xf86NameCmp(screensecptr->device->driver, drivername) == 0)
|
|
&& (!screensecptr->device->claimed)) {
|
|
/*
|
|
* we have a matching driver that wasn't claimed, yet
|
|
*/
|
|
pgdp = xnfreallocarray(pgdp, i + 2, sizeof(GDevPtr));
|
|
pgdp[i++] = screensecptr->device;
|
|
}
|
|
for (k = 0; k < screensecptr->num_gpu_devices; k++) {
|
|
if ((screensecptr->gpu_devices[k]->driver != NULL)
|
|
&& (xf86NameCmp(screensecptr->gpu_devices[k]->driver, drivername) == 0)
|
|
&& (!screensecptr->gpu_devices[k]->claimed)) {
|
|
/*
|
|
* we have a matching driver that wasn't claimed, yet
|
|
*/
|
|
pgdp = xnfrealloc(pgdp, (i + 2) * sizeof(GDevPtr));
|
|
pgdp[i++] = screensecptr->gpu_devices[k];
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Then handle the inactive devices */
|
|
j = 0;
|
|
while (xf86ConfigLayout.inactives[j].identifier) {
|
|
gdp = &xf86ConfigLayout.inactives[j];
|
|
if (gdp->driver && !gdp->claimed &&
|
|
!xf86NameCmp(gdp->driver, drivername)) {
|
|
/* we have a matching driver that wasn't claimed yet */
|
|
pgdp = xnfreallocarray(pgdp, i + 2, sizeof(GDevPtr));
|
|
pgdp[i++] = gdp;
|
|
}
|
|
j++;
|
|
}
|
|
|
|
/*
|
|
* make the array NULL terminated and return its address
|
|
*/
|
|
if (i)
|
|
pgdp[i] = NULL;
|
|
|
|
if (sectlist)
|
|
*sectlist = pgdp;
|
|
else
|
|
free(pgdp);
|
|
return i;
|
|
}
|
|
|
|
const char *
|
|
xf86GetVisualName(int visual)
|
|
{
|
|
if (visual < 0 || visual > DirectColor)
|
|
return NULL;
|
|
|
|
return xf86VisualNames[visual];
|
|
}
|
|
|
|
int
|
|
xf86GetVerbosity(void)
|
|
{
|
|
return max(xf86Verbose, xf86LogVerbose);
|
|
}
|
|
|
|
int
|
|
xf86GetDepth(void)
|
|
{
|
|
return xf86Depth;
|
|
}
|
|
|
|
rgb
|
|
xf86GetWeight(void)
|
|
{
|
|
return xf86Weight;
|
|
}
|
|
|
|
Gamma
|
|
xf86GetGamma(void)
|
|
{
|
|
return xf86Gamma;
|
|
}
|
|
|
|
Bool
|
|
xf86ServerIsExiting(void)
|
|
{
|
|
return (dispatchException & DE_TERMINATE) == DE_TERMINATE;
|
|
}
|
|
|
|
Bool
|
|
xf86ServerIsResetting(void)
|
|
{
|
|
return xf86Resetting;
|
|
}
|
|
|
|
Bool
|
|
xf86ServerIsOnlyDetecting(void)
|
|
{
|
|
return xf86DoConfigure;
|
|
}
|
|
|
|
Bool
|
|
xf86GetVidModeAllowNonLocal(void)
|
|
{
|
|
return xf86Info.vidModeAllowNonLocal;
|
|
}
|
|
|
|
Bool
|
|
xf86GetVidModeEnabled(void)
|
|
{
|
|
return xf86Info.vidModeEnabled;
|
|
}
|
|
|
|
Bool
|
|
xf86GetModInDevAllowNonLocal(void)
|
|
{
|
|
return xf86Info.miscModInDevAllowNonLocal;
|
|
}
|
|
|
|
Bool
|
|
xf86GetModInDevEnabled(void)
|
|
{
|
|
return xf86Info.miscModInDevEnabled;
|
|
}
|
|
|
|
Bool
|
|
xf86GetAllowMouseOpenFail(void)
|
|
{
|
|
return xf86Info.allowMouseOpenFail;
|
|
}
|
|
|
|
CARD32
|
|
xf86GetModuleVersion(void *module)
|
|
{
|
|
return (CARD32) LoaderGetModuleVersion(module);
|
|
}
|
|
|
|
void *
|
|
xf86LoadDrvSubModule(DriverPtr drv, const char *name)
|
|
{
|
|
void *ret;
|
|
int errmaj = 0, errmin = 0;
|
|
|
|
ret = LoadSubModule(drv->module, name, NULL, NULL, NULL, NULL,
|
|
&errmaj, &errmin);
|
|
if (!ret)
|
|
LoaderErrorMsg(NULL, name, errmaj, errmin);
|
|
return ret;
|
|
}
|
|
|
|
void *
|
|
xf86LoadSubModule(ScrnInfoPtr pScrn, const char *name)
|
|
{
|
|
void *ret;
|
|
int errmaj = 0, errmin = 0;
|
|
|
|
ret = LoadSubModule(pScrn->module, name, NULL, NULL, NULL, NULL,
|
|
&errmaj, &errmin);
|
|
if (!ret)
|
|
LoaderErrorMsg(pScrn->name, name, errmaj, errmin);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* xf86LoadOneModule loads a single module.
|
|
*/
|
|
void *
|
|
xf86LoadOneModule(const char *name, void *opt)
|
|
{
|
|
int errmaj;
|
|
char *Name;
|
|
void *mod;
|
|
|
|
if (!name)
|
|
return NULL;
|
|
|
|
/* Normalise the module name */
|
|
Name = xf86NormalizeName(name);
|
|
|
|
/* Skip empty names */
|
|
if (Name == NULL)
|
|
return NULL;
|
|
if (*Name == '\0') {
|
|
free(Name);
|
|
return NULL;
|
|
}
|
|
|
|
mod = LoadModule(Name, opt, NULL, &errmaj);
|
|
if (!mod)
|
|
LoaderErrorMsg(NULL, Name, errmaj, 0);
|
|
free(Name);
|
|
return mod;
|
|
}
|
|
|
|
void
|
|
xf86UnloadSubModule(void *mod)
|
|
{
|
|
UnloadSubModule(mod);
|
|
}
|
|
|
|
Bool
|
|
xf86LoaderCheckSymbol(const char *name)
|
|
{
|
|
return LoaderSymbol(name) != NULL;
|
|
}
|
|
|
|
typedef enum {
|
|
OPTION_BACKING_STORE
|
|
} BSOpts;
|
|
|
|
static const OptionInfoRec BSOptions[] = {
|
|
{OPTION_BACKING_STORE, "BackingStore", OPTV_BOOLEAN, {0}, FALSE},
|
|
{-1, NULL, OPTV_NONE, {0}, FALSE}
|
|
};
|
|
|
|
void
|
|
xf86SetBackingStore(ScreenPtr pScreen)
|
|
{
|
|
Bool useBS = FALSE;
|
|
MessageType from = X_DEFAULT;
|
|
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
|
|
OptionInfoPtr options;
|
|
|
|
options = xnfalloc(sizeof(BSOptions));
|
|
(void) memcpy(options, BSOptions, sizeof(BSOptions));
|
|
xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, options);
|
|
|
|
/* check for commandline option here */
|
|
if (xf86bsEnableFlag) {
|
|
from = X_CMDLINE;
|
|
useBS = TRUE;
|
|
}
|
|
else if (xf86bsDisableFlag) {
|
|
from = X_CMDLINE;
|
|
useBS = FALSE;
|
|
}
|
|
else {
|
|
if (xf86GetOptValBool(options, OPTION_BACKING_STORE, &useBS))
|
|
from = X_CONFIG;
|
|
#ifdef COMPOSITE
|
|
if (from != X_CONFIG)
|
|
useBS = xf86ReturnOptValBool(options, OPTION_BACKING_STORE,
|
|
!noCompositeExtension);
|
|
#endif
|
|
}
|
|
free(options);
|
|
pScreen->backingStoreSupport = useBS ? WhenMapped : NotUseful;
|
|
if (serverGeneration == 1)
|
|
xf86DrvMsg(pScreen->myNum, from, "Backing store %s\n",
|
|
useBS ? "enabled" : "disabled");
|
|
}
|
|
|
|
typedef enum {
|
|
OPTION_SILKEN_MOUSE
|
|
} SMOpts;
|
|
|
|
static const OptionInfoRec SMOptions[] = {
|
|
{OPTION_SILKEN_MOUSE, "SilkenMouse", OPTV_BOOLEAN, {0}, FALSE},
|
|
{-1, NULL, OPTV_NONE, {0}, FALSE}
|
|
};
|
|
|
|
void
|
|
xf86SetSilkenMouse(ScreenPtr pScreen)
|
|
{
|
|
Bool useSM = TRUE;
|
|
MessageType from = X_DEFAULT;
|
|
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
|
|
OptionInfoPtr options;
|
|
|
|
options = xnfalloc(sizeof(SMOptions));
|
|
(void) memcpy(options, SMOptions, sizeof(SMOptions));
|
|
xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, options);
|
|
|
|
/* check for commandline option here */
|
|
/* disable if screen shares resources */
|
|
/* TODO VGA arb disable silken mouse */
|
|
if (xf86silkenMouseDisableFlag) {
|
|
from = X_CMDLINE;
|
|
useSM = FALSE;
|
|
}
|
|
else {
|
|
if (xf86GetOptValBool(options, OPTION_SILKEN_MOUSE, &useSM))
|
|
from = X_CONFIG;
|
|
}
|
|
free(options);
|
|
/*
|
|
* Use silken mouse if requested and if we have threaded input
|
|
*/
|
|
pScrn->silkenMouse = useSM && InputThreadEnable;
|
|
if (serverGeneration == 1)
|
|
xf86DrvMsg(pScreen->myNum, from, "Silken mouse %s\n",
|
|
pScrn->silkenMouse ? "enabled" : "disabled");
|
|
}
|
|
|
|
/* Wrote this function for the PM2 Xv driver, preliminary. */
|
|
|
|
void *
|
|
xf86FindXvOptions(ScrnInfoPtr pScrn, int adaptor_index, const char *port_name,
|
|
const char **adaptor_name, void **adaptor_options)
|
|
{
|
|
confXvAdaptorPtr adaptor;
|
|
int i;
|
|
|
|
if (adaptor_index >= pScrn->confScreen->numxvadaptors) {
|
|
if (adaptor_name)
|
|
*adaptor_name = NULL;
|
|
if (adaptor_options)
|
|
*adaptor_options = NULL;
|
|
return NULL;
|
|
}
|
|
|
|
adaptor = &pScrn->confScreen->xvadaptors[adaptor_index];
|
|
if (adaptor_name)
|
|
*adaptor_name = adaptor->identifier;
|
|
if (adaptor_options)
|
|
*adaptor_options = adaptor->options;
|
|
|
|
for (i = 0; i < adaptor->numports; i++)
|
|
if (!xf86NameCmp(adaptor->ports[i].identifier, port_name))
|
|
return adaptor->ports[i].options;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
xf86ConfigFbEntityInactive(EntityInfoPtr pEnt, EntityProc init,
|
|
EntityProc enter, EntityProc leave, void *private)
|
|
{
|
|
ScrnInfoPtr pScrn;
|
|
|
|
if ((pScrn = xf86FindScreenForEntity(pEnt->index)))
|
|
xf86RemoveEntityFromScreen(pScrn, pEnt->index);
|
|
}
|
|
|
|
ScrnInfoPtr
|
|
xf86ConfigFbEntity(ScrnInfoPtr pScrn, int scrnFlag, int entityIndex,
|
|
EntityProc init, EntityProc enter, EntityProc leave,
|
|
void *private)
|
|
{
|
|
EntityInfoPtr pEnt = xf86GetEntityInfo(entityIndex);
|
|
|
|
if (init || enter || leave)
|
|
FatalError("Legacy entity access functions are unsupported\n");
|
|
|
|
if (!pEnt)
|
|
return pScrn;
|
|
|
|
if (!(pEnt->location.type == BUS_NONE)) {
|
|
free(pEnt);
|
|
return pScrn;
|
|
}
|
|
|
|
if (!pEnt->active) {
|
|
xf86ConfigFbEntityInactive(pEnt, init, enter, leave, private);
|
|
free(pEnt);
|
|
return pScrn;
|
|
}
|
|
|
|
if (!pScrn)
|
|
pScrn = xf86AllocateScreen(pEnt->driver, scrnFlag);
|
|
xf86AddEntityToScreen(pScrn, entityIndex);
|
|
|
|
free(pEnt);
|
|
return pScrn;
|
|
}
|
|
|
|
Bool
|
|
xf86IsScreenPrimary(ScrnInfoPtr pScrn)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < pScrn->numEntities; i++) {
|
|
if (xf86IsEntityPrimary(i))
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
Bool
|
|
xf86IsUnblank(int mode)
|
|
{
|
|
switch (mode) {
|
|
case SCREEN_SAVER_OFF:
|
|
case SCREEN_SAVER_FORCER:
|
|
return TRUE;
|
|
case SCREEN_SAVER_ON:
|
|
case SCREEN_SAVER_CYCLE:
|
|
return FALSE;
|
|
default:
|
|
xf86MsgVerb(X_WARNING, 0, "Unexpected save screen mode: %d\n", mode);
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
void
|
|
xf86MotionHistoryAllocate(InputInfoPtr pInfo)
|
|
{
|
|
AllocateMotionHistory(pInfo->dev);
|
|
}
|
|
|
|
ScrnInfoPtr
|
|
xf86ScreenToScrn(ScreenPtr pScreen)
|
|
{
|
|
if (pScreen->isGPU) {
|
|
assert(pScreen->myNum - GPU_SCREEN_OFFSET < xf86NumGPUScreens);
|
|
return xf86GPUScreens[pScreen->myNum - GPU_SCREEN_OFFSET];
|
|
} else {
|
|
assert(pScreen->myNum < xf86NumScreens);
|
|
return xf86Screens[pScreen->myNum];
|
|
}
|
|
}
|
|
|
|
ScreenPtr
|
|
xf86ScrnToScreen(ScrnInfoPtr pScrn)
|
|
{
|
|
if (pScrn->is_gpu) {
|
|
assert(pScrn->scrnIndex - GPU_SCREEN_OFFSET < screenInfo.numGPUScreens);
|
|
return screenInfo.gpuscreens[pScrn->scrnIndex - GPU_SCREEN_OFFSET];
|
|
} else {
|
|
assert(pScrn->scrnIndex < screenInfo.numScreens);
|
|
return screenInfo.screens[pScrn->scrnIndex];
|
|
}
|
|
}
|
|
|
|
void
|
|
xf86UpdateDesktopDimensions(void)
|
|
{
|
|
update_desktop_dimensions();
|
|
}
|
|
|
|
|
|
void
|
|
xf86AddInputEventDrainCallback(CallbackProcPtr callback, void *param)
|
|
{
|
|
mieqAddCallbackOnDrained(callback, param);
|
|
}
|
|
|
|
void
|
|
xf86RemoveInputEventDrainCallback(CallbackProcPtr callback, void *param)
|
|
{
|
|
mieqRemoveCallbackOnDrained(callback, param);
|
|
}
|