/* $Id: vboxvideo.c 98103 2023-01-17 14:15:46Z vboxsync $ */ /** @file * Linux Additions X11 graphics driver */ /* * Copyright (C) 2006-2023 Oracle and/or its affiliates. * This file is based on the X.Org VESA driver: * * Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com) * Copyright 2008 Red Hat, Inc. * Copyright 2012 Red Hat, 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 NON-INFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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 Conectiva Linux shall * not be used in advertising or otherwise to promote the sale, use or other * dealings in this Software without prior written authorization from * Conectiva Linux. * * Authors: Paulo César Pereira de Andrade * David Dawes * Adam Jackson * Dave Airlie * Michael Thayer */ #include "vboxvideo.h" #include /* Basic definitions and functions needed by all drivers. */ #include "xf86.h" /* For video memory mapping. */ #include "xf86_OSproc.h" #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 6 /* PCI resources. */ # include "xf86Resources.h" #endif /* Generic server linear frame-buffer APIs. */ #include "fb.h" /* Colormap and visual handling. */ #include "micmap.h" #include "xf86cmap.h" /* ShadowFB support */ #include "shadowfb.h" /* VGA hardware functions for setting and restoring text mode */ #include "vgaHW.h" #ifdef VBOXVIDEO_13 /* X.org 1.3+ mode setting */ # define _HAVE_STRING_ARCH_strsep /* bits/string2.h, __strsep_1c. */ # include "xf86Crtc.h" # include "xf86Modes.h" /* For xf86RandR12GetOriginalVirtualSize(). */ # include "xf86RandR12.h" #endif /* For setting the root window property. */ #include "property.h" #include #ifdef XORG_7X # include # include # include # include #endif /* Mandatory functions */ static const OptionInfoRec * VBOXAvailableOptions(int chipid, int busid); static void VBOXIdentify(int flags); #ifndef PCIACCESS static Bool VBOXProbe(DriverPtr drv, int flags); #else static Bool VBOXPciProbe(DriverPtr drv, int entity_num, struct pci_device *dev, intptr_t match_data); #endif static Bool VBOXPreInit(ScrnInfoPtr pScrn, int flags); static Bool VBOXScreenInit(ScreenPtr pScreen, int argc, char **argv); static Bool VBOXEnterVT(ScrnInfoPtr pScrn); static void VBOXLeaveVT(ScrnInfoPtr pScrn); static Bool VBOXCloseScreen(ScreenPtr pScreen); #ifndef VBOXVIDEO_13 static Bool VBOXSaveScreen(ScreenPtr pScreen, int mode); #endif static Bool VBOXSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr pMode); static void VBOXAdjustFrame(ScrnInfoPtr pScrn, int x, int y); static void VBOXFreeScreen(ScrnInfoPtr pScrn); #ifndef VBOXVIDEO_13 static void VBOXDisplayPowerManagementSet(ScrnInfoPtr pScrn, int mode, int flags); #endif /* locally used functions */ static Bool VBOXMapVidMem(ScrnInfoPtr pScrn); static void VBOXUnmapVidMem(ScrnInfoPtr pScrn); static void VBOXSaveMode(ScrnInfoPtr pScrn); static void VBOXRestoreMode(ScrnInfoPtr pScrn); static void setSizesAndCursorIntegration(ScrnInfoPtr pScrn, Bool fScreenInitTime); #ifndef XF86_SCRN_INTERFACE # define xf86ScreenToScrn(pScreen) xf86Screens[(pScreen)->myNum] # define xf86ScrnToScreen(pScrn) screenInfo.screens[(pScrn)->scrnIndex] #endif static inline void VBOXSetRec(ScrnInfoPtr pScrn) { if (!pScrn->driverPrivate) { VBOXPtr pVBox = (VBOXPtr)xnfcalloc(sizeof(VBOXRec), 1); pScrn->driverPrivate = pVBox; #if defined(VBOXVIDEO_13) && defined(RT_OS_LINUX) pVBox->fdACPIDevices = -1; #endif } } enum GenericTypes { CHIP_VBOX_GENERIC }; #ifdef PCIACCESS static const struct pci_id_match vbox_device_match[] = { { VBOX_VENDORID, VBOX_DEVICEID, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0, 0 }, { 0, 0, 0 }, }; #endif /* Supported chipsets */ static SymTabRec VBOXChipsets[] = { {VBOX_DEVICEID, "vbox"}, {-1, NULL} }; static PciChipsets VBOXPCIchipsets[] = { { VBOX_DEVICEID, VBOX_DEVICEID, RES_SHARED_VGA }, { -1, -1, RES_UNDEFINED }, }; /* * This contains the functions needed by the server after loading the * driver module. It must be supplied, and gets added the driver list by * the Module Setup function in the dynamic case. In the static case a * reference to this is compiled in, and this requires that the name of * this DriverRec be an upper-case version of the driver name. */ #ifdef XORG_7X _X_EXPORT #endif DriverRec VBOXVIDEO = { VBOX_VERSION, VBOX_DRIVER_NAME, VBOXIdentify, #ifdef PCIACCESS NULL, #else VBOXProbe, #endif VBOXAvailableOptions, NULL, 0, #ifdef XORG_7X NULL, #endif #ifdef PCIACCESS vbox_device_match, VBOXPciProbe #endif }; /* No options for now */ static const OptionInfoRec VBOXOptions[] = { { -1, NULL, OPTV_NONE, {0}, FALSE } }; #ifndef XORG_7X /* * List of symbols from other modules that this module references. This * list is used to tell the loader that it is OK for symbols here to be * unresolved providing that it hasn't been told that they haven't been * told that they are essential via a call to xf86LoaderReqSymbols() or * xf86LoaderReqSymLists(). The purpose is this is to avoid warnings about * unresolved symbols that are not required. */ static const char *fbSymbols[] = { "fbPictureInit", "fbScreenInit", NULL }; static const char *shadowfbSymbols[] = { "ShadowFBInit2", NULL }; static const char *ramdacSymbols[] = { "xf86DestroyCursorInfoRec", "xf86InitCursor", "xf86CreateCursorInfoRec", NULL }; static const char *vgahwSymbols[] = { "vgaHWFreeHWRec", "vgaHWGetHWRec", "vgaHWGetIOBase", "vgaHWGetIndex", "vgaHWRestore", "vgaHWSave", "vgaHWSetStdFuncs", NULL }; #endif /* !XORG_7X */ /** Resize the virtual framebuffer. */ static Bool adjustScreenPixmap(ScrnInfoPtr pScrn, int width, int height) { ScreenPtr pScreen = xf86ScrnToScreen(pScrn); VBOXPtr pVBox = VBOXGetRec(pScrn); int adjustedWidth = pScrn->bitsPerPixel == 16 ? (width + 1) & ~1 : width; int cbLine = adjustedWidth * pScrn->bitsPerPixel / 8; PixmapPtr pPixmap; TRACE_LOG("width=%d, height=%d\n", width, height); AssertMsg(width >= 0 && height >= 0, ("Invalid negative width (%d) or height (%d)\n", width, height)); if (pScreen == NULL) /* Not yet initialised. */ return TRUE; pPixmap = pScreen->GetScreenPixmap(pScreen); AssertMsg(pPixmap != NULL, ("Failed to get the screen pixmap.\n")); TRACE_LOG("pPixmap=%p adjustedWidth=%d height=%d pScrn->depth=%d pScrn->bitsPerPixel=%d cbLine=%d pVBox->base=%p pPixmap->drawable.width=%d pPixmap->drawable.height=%d\n", (void *)pPixmap, adjustedWidth, height, pScrn->depth, pScrn->bitsPerPixel, cbLine, pVBox->base, pPixmap->drawable.width, pPixmap->drawable.height); if ( adjustedWidth != pPixmap->drawable.width || height != pPixmap->drawable.height) { if ( adjustedWidth > VBOX_VIDEO_MAX_VIRTUAL || height > VBOX_VIDEO_MAX_VIRTUAL || (unsigned)cbLine * (unsigned)height >= pVBox->cbFBMax) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Virtual framebuffer %dx%d too large. For information, video memory: %u Kb.\n", adjustedWidth, height, (unsigned) pVBox->cbFBMax / 1024); return FALSE; } if (pScrn->vtSema) vbvxClearVRAM(pScrn, ((size_t)pScrn->virtualX) * pScrn->virtualY * (pScrn->bitsPerPixel / 8), ((size_t)adjustedWidth) * height * (pScrn->bitsPerPixel / 8)); pScreen->ModifyPixmapHeader(pPixmap, adjustedWidth, height, pScrn->depth, pScrn->bitsPerPixel, cbLine, pVBox->base); } pScrn->displayWidth = pScrn->virtualX = adjustedWidth; pScrn->virtualY = height; return TRUE; } #ifndef VBOXVIDEO_13 /** Set a video mode to the hardware, RandR 1.1 version. * * Since we no longer do virtual frame buffers, adjust the screen pixmap * dimensions to match. The "override" parameters are for when we received a * mode hint while switched to a virtual terminal. In this case VBoxClient will * have told us about the mode, but not yet been able to do a mode switch using * RandR. We solve this by setting the requested mode to the host but keeping * the virtual frame- * buffer matching what the X server expects. */ static void setModeRandR11(ScrnInfoPtr pScrn, DisplayModePtr pMode, Bool fScreenInitTime, Bool fEnterVTTime, int cXOverRide, int cYOverRide) { VBOXPtr pVBox = VBOXGetRec(pScrn); struct vbvxFrameBuffer frameBuffer = { 0, 0, pMode->HDisplay, pMode->VDisplay, pScrn->bitsPerPixel}; int cXPhysical = cXOverRide > 0 ? min(cXOverRide, pMode->HDisplay) : pMode->HDisplay; int cYPhysical = cYOverRide > 0 ? min(cYOverRide, pMode->VDisplay) : pMode->VDisplay; pVBox->pScreens[0].aScreenLocation.cx = pMode->HDisplay; pVBox->pScreens[0].aScreenLocation.cy = pMode->VDisplay; if (fScreenInitTime) { /* The screen structure is not fully set up yet, so do not touch it. */ pScrn->displayWidth = pScrn->virtualX = pMode->HDisplay; pScrn->virtualY = pMode->VDisplay; } else { xf86ScrnToScreen(pScrn)->width = pMode->HDisplay; xf86ScrnToScreen(pScrn)->height = pMode->VDisplay; /* This prevents a crash in CentOS 3. I was unable to debug it to * satisfaction, partly due to the lack of symbols. My guess is that * pScrn->ModifyPixmapHeader() expects certain things to be set up when * it sees pScrn->vtSema set to true which are not quite done at this * point of the VT switch. */ if (fEnterVTTime) pScrn->vtSema = FALSE; adjustScreenPixmap(pScrn, pMode->HDisplay, pMode->VDisplay); if (fEnterVTTime) pScrn->vtSema = TRUE; } if (pMode->HDisplay != 0 && pMode->VDisplay != 0 && pScrn->vtSema) vbvxSetMode(pScrn, 0, cXPhysical, cYPhysical, 0, 0, true, true, &frameBuffer); pScrn->currentMode = pMode; } #endif #ifdef VBOXVIDEO_13 /* X.org 1.3+ mode-setting support ******************************************/ /** Set a video mode to the hardware, RandR 1.2 version. If this is the first * screen, re-set the current mode for all others (the offset for the first * screen is always treated as zero by the hardware, so all other screens need * to be changed to compensate for any changes!). The mode to set is taken * from the X.Org Crtc structure. */ static void setModeRandR12(ScrnInfoPtr pScrn, unsigned cScreen) { VBOXPtr pVBox = VBOXGetRec(pScrn); unsigned i; struct vbvxFrameBuffer frameBuffer = { pVBox->pScreens[0].paCrtcs->x, pVBox->pScreens[0].paCrtcs->y, pScrn->virtualX, pScrn->virtualY, pScrn->bitsPerPixel }; unsigned cFirst = cScreen; unsigned cLast = cScreen != 0 ? cScreen + 1 : pVBox->cScreens; int originalX, originalY; /* Check that this code cannot trigger the resizing bug in X.Org Server 1.3. * See the work-around in ScreenInit. */ xf86RandR12GetOriginalVirtualSize(pScrn, &originalX, &originalY); AssertMsg(originalX == VBOX_VIDEO_MAX_VIRTUAL && originalY == VBOX_VIDEO_MAX_VIRTUAL, ("OriginalSize=%dx%d", originalX, originalY)); for (i = cFirst; i < cLast; ++i) if (pVBox->pScreens[i].paCrtcs->mode.HDisplay != 0 && pVBox->pScreens[i].paCrtcs->mode.VDisplay != 0 && pScrn->vtSema) vbvxSetMode(pScrn, i, pVBox->pScreens[i].paCrtcs->mode.HDisplay, pVBox->pScreens[i].paCrtcs->mode.VDisplay, pVBox->pScreens[i].paCrtcs->x, pVBox->pScreens[i].paCrtcs->y, pVBox->pScreens[i].fPowerOn, pVBox->pScreens[i].paOutputs->status == XF86OutputStatusConnected, &frameBuffer); } /** Wrapper around setModeRandR12() to avoid exposing non-obvious semantics. */ static void setAllModesRandR12(ScrnInfoPtr pScrn) { setModeRandR12(pScrn, 0); } /* For descriptions of these functions and structures, see hw/xfree86/modes/xf86Crtc.h and hw/xfree86/modes/xf86Modes.h in the X.Org source tree. */ static Bool vbox_config_resize(ScrnInfoPtr pScrn, int cw, int ch) { VBOXPtr pVBox = VBOXGetRec(pScrn); Bool rc; unsigned i; TRACE_LOG("width=%d, height=%d\n", cw, ch); rc = adjustScreenPixmap(pScrn, cw, ch); /* Power-on all screens (the server expects this) and set the new pitch to them. */ for (i = 0; i < pVBox->cScreens; ++i) pVBox->pScreens[i].fPowerOn = true; setAllModesRandR12(pScrn); vbvxSetSolarisMouseRange(cw, ch); return rc; } static const xf86CrtcConfigFuncsRec VBOXCrtcConfigFuncs = { vbox_config_resize }; static void vbox_crtc_dpms(xf86CrtcPtr crtc, int mode) { ScrnInfoPtr pScrn = crtc->scrn; VBOXPtr pVBox = VBOXGetRec(pScrn); unsigned cDisplay = (uintptr_t)crtc->driver_private; TRACE_LOG("mode=%d\n", mode); pVBox->pScreens[cDisplay].fPowerOn = (mode != DPMSModeOff); setModeRandR12(pScrn, cDisplay); } static Bool vbox_crtc_lock (xf86CrtcPtr crtc) { RT_NOREF(crtc); return FALSE; } /* We use this function to check whether the X server owns the active virtual * terminal before attempting a mode switch, since the RandR extension isn't * very dilligent here, which can mean crashes if we are unlucky. This is * not the way it the function is intended - it is meant for reporting modes * which the hardware can't handle. I hope that this won't confuse any clients * connecting to us. */ static Bool vbox_crtc_mode_fixup (xf86CrtcPtr crtc, DisplayModePtr mode, DisplayModePtr adjusted_mode) { RT_NOREF(crtc, mode, adjusted_mode); return TRUE; } static void vbox_crtc_stub (xf86CrtcPtr crtc) { RT_NOREF(crtc); } static void vbox_crtc_mode_set (xf86CrtcPtr crtc, DisplayModePtr mode, DisplayModePtr adjusted_mode, int x, int y) { RT_NOREF(mode); VBOXPtr pVBox = VBOXGetRec(crtc->scrn); unsigned cDisplay = (uintptr_t)crtc->driver_private; TRACE_LOG("name=%s, HDisplay=%d, VDisplay=%d, x=%d, y=%d\n", adjusted_mode->name, adjusted_mode->HDisplay, adjusted_mode->VDisplay, x, y); pVBox->pScreens[cDisplay].fPowerOn = true; pVBox->pScreens[cDisplay].aScreenLocation.cx = adjusted_mode->HDisplay; pVBox->pScreens[cDisplay].aScreenLocation.cy = adjusted_mode->VDisplay; pVBox->pScreens[cDisplay].aScreenLocation.x = x; pVBox->pScreens[cDisplay].aScreenLocation.y = y; setModeRandR12(crtc->scrn, cDisplay); } static void vbox_crtc_gamma_set (xf86CrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue, int size) { RT_NOREF(crtc, red, green, blue, size); } static void * vbox_crtc_shadow_allocate (xf86CrtcPtr crtc, int width, int height) { RT_NOREF(crtc, width, height); return NULL; } static const xf86CrtcFuncsRec VBOXCrtcFuncs = { .dpms = vbox_crtc_dpms, .save = NULL, /* These two are never called by the server. */ .restore = NULL, .lock = vbox_crtc_lock, .unlock = NULL, /* This will not be invoked if lock returns FALSE. */ .mode_fixup = vbox_crtc_mode_fixup, .prepare = vbox_crtc_stub, .mode_set = vbox_crtc_mode_set, .commit = vbox_crtc_stub, .gamma_set = vbox_crtc_gamma_set, .shadow_allocate = vbox_crtc_shadow_allocate, .shadow_create = NULL, /* These two should not be invoked if allocate returns NULL. */ .shadow_destroy = NULL, .set_cursor_colors = NULL, /* We are still using the old cursor API. */ .set_cursor_position = NULL, .show_cursor = NULL, .hide_cursor = NULL, .load_cursor_argb = NULL, .destroy = vbox_crtc_stub }; static void vbox_output_stub (xf86OutputPtr output) { RT_NOREF(output); } static void vbox_output_dpms (xf86OutputPtr output, int mode) { RT_NOREF(output, mode); } static int vbox_output_mode_valid (xf86OutputPtr output, DisplayModePtr mode) { return MODE_OK; } static Bool vbox_output_mode_fixup (xf86OutputPtr output, DisplayModePtr mode, DisplayModePtr adjusted_mode) { RT_NOREF(output, mode, adjusted_mode); return TRUE; } static void vbox_output_mode_set (xf86OutputPtr output, DisplayModePtr mode, DisplayModePtr adjusted_mode) { RT_NOREF(output, mode, adjusted_mode); } static xf86OutputStatus vbox_output_detect (xf86OutputPtr output) { ScrnInfoPtr pScrn = output->scrn; VBOXPtr pVBox = VBOXGetRec(pScrn); uint32_t iScreen = (uintptr_t)output->driver_private; return pVBox->pScreens[iScreen].afConnected ? XF86OutputStatusConnected : XF86OutputStatusDisconnected; } static DisplayModePtr vbox_output_add_mode(VBOXPtr pVBox, DisplayModePtr *pModes, const char *pszName, int x, int y, Bool isPreferred, Bool isUserDef) { TRACE_LOG("pszName=%s, x=%d, y=%d\n", pszName ? pszName : "(null)", x, y); DisplayModePtr pMode = xnfcalloc(1, sizeof(DisplayModeRec)); int cRefresh = 60; pMode->status = MODE_OK; /* We don't ask the host whether it likes user defined modes, * as we assume that the user really wanted that mode. */ pMode->type = isUserDef ? M_T_USERDEF : M_T_BUILTIN; if (isPreferred) pMode->type |= M_T_PREFERRED; /* Older versions of VBox only support screen widths which are a multiple * of 8 */ if (pVBox->fAnyX) pMode->HDisplay = x; else pMode->HDisplay = x & ~7; pMode->HSyncStart = pMode->HDisplay + 2; pMode->HSyncEnd = pMode->HDisplay + 4; pMode->HTotal = pMode->HDisplay + 6; pMode->VDisplay = y; pMode->VSyncStart = pMode->VDisplay + 2; pMode->VSyncEnd = pMode->VDisplay + 4; pMode->VTotal = pMode->VDisplay + 6; pMode->Clock = pMode->HTotal * pMode->VTotal * cRefresh / 1000; /* kHz */ if (NULL == pszName) { xf86SetModeDefaultName(pMode); } else { pMode->name = xnfstrdup(pszName); } *pModes = xf86ModesAdd(*pModes, pMode); return pMode; } static DisplayModePtr vbox_output_get_modes (xf86OutputPtr output) { DisplayModePtr pModes = NULL; DisplayModePtr pPreferred = NULL; ScrnInfoPtr pScrn = output->scrn; VBOXPtr pVBox = VBOXGetRec(pScrn); TRACE_ENTRY(); uint32_t iScreen = (uintptr_t)output->driver_private; pPreferred = vbox_output_add_mode(pVBox, &pModes, NULL, RT_CLAMP(pVBox->pScreens[iScreen].aPreferredSize.cx, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL), RT_CLAMP(pVBox->pScreens[iScreen].aPreferredSize.cy, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL), TRUE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 2560, 1600, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 2560, 1440, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 2048, 1536, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1920, 1600, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1920, 1080, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1680, 1050, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1600, 1200, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1400, 1050, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1280, 1024, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 1024, 768, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 800, 600, FALSE, FALSE); vbox_output_add_mode(pVBox, &pModes, NULL, 640, 480, FALSE, FALSE); VBOXEDIDSet(output, pPreferred); TRACE_EXIT(); return pModes; } static const xf86OutputFuncsRec VBOXOutputFuncs = { .create_resources = vbox_output_stub, .dpms = vbox_output_dpms, .save = NULL, /* These two are never called by the server. */ .restore = NULL, .mode_valid = vbox_output_mode_valid, .mode_fixup = vbox_output_mode_fixup, .prepare = vbox_output_stub, .commit = vbox_output_stub, .mode_set = vbox_output_mode_set, .detect = vbox_output_detect, .get_modes = vbox_output_get_modes, #ifdef RANDR_12_INTERFACE .set_property = NULL, #endif .destroy = vbox_output_stub }; #endif /* VBOXVIDEO_13 */ /* Module loader interface */ static MODULESETUPPROTO(vboxSetup); static XF86ModuleVersionInfo vboxVersionRec = { VBOX_DRIVER_NAME, "Oracle Corporation", MODINFOSTRING1, MODINFOSTRING2, #ifdef XORG_7X XORG_VERSION_CURRENT, #else XF86_VERSION_CURRENT, #endif 1, /* Module major version. Xorg-specific */ 0, /* Module minor version. Xorg-specific */ 1, /* Module patchlevel. Xorg-specific */ ABI_CLASS_VIDEODRV, /* This is a video driver */ ABI_VIDEODRV_VERSION, MOD_CLASS_VIDEODRV, {0, 0, 0, 0} }; /* * This data is accessed by the loader. The name must be the module name * followed by "ModuleData". */ #ifdef XORG_7X _X_EXPORT #endif XF86ModuleData vboxvideoModuleData = { &vboxVersionRec, vboxSetup, NULL }; static pointer vboxSetup(pointer Module, pointer Options, int *ErrorMajor, int *ErrorMinor) { static Bool Initialised = FALSE; RT_NOREF(Options, ErrorMinor); if (!Initialised) { Initialised = TRUE; #ifdef PCIACCESS xf86AddDriver(&VBOXVIDEO, Module, HaveDriverFuncs); #else xf86AddDriver(&VBOXVIDEO, Module, 0); #endif #ifndef XORG_7X LoaderRefSymLists(fbSymbols, shadowfbSymbols, ramdacSymbols, vgahwSymbols, NULL); #endif xf86Msg(X_CONFIG, "Load address of symbol \"VBOXVIDEO\" is %p\n", (void *)&VBOXVIDEO); return (pointer)TRUE; } if (ErrorMajor) *ErrorMajor = LDR_ONCEONLY; return (NULL); } static const OptionInfoRec * VBOXAvailableOptions(int chipid, int busid) { RT_NOREF(chipid, busid); return (VBOXOptions); } static void VBOXIdentify(int flags) { RT_NOREF(flags); xf86PrintChipsets(VBOX_NAME, "guest driver for VirtualBox", VBOXChipsets); } #ifndef XF86_SCRN_INTERFACE # define SCRNINDEXAPI(pfn) pfn ## Index static Bool VBOXScreenInitIndex(int scrnIndex, ScreenPtr pScreen, int argc, char **argv) { RT_NOREF(scrnIndex); return VBOXScreenInit(pScreen, argc, argv); } static Bool VBOXEnterVTIndex(int scrnIndex, int flags) { RT_NOREF(flags); return VBOXEnterVT(xf86Screens[scrnIndex]); } static void VBOXLeaveVTIndex(int scrnIndex, int flags) { RT_NOREF(flags); VBOXLeaveVT(xf86Screens[scrnIndex]); } static Bool VBOXCloseScreenIndex(int scrnIndex, ScreenPtr pScreen) { RT_NOREF(scrnIndex); return VBOXCloseScreen(pScreen); } static Bool VBOXSwitchModeIndex(int scrnIndex, DisplayModePtr pMode, int flags) { RT_NOREF(flags); return VBOXSwitchMode(xf86Screens[scrnIndex], pMode); } static void VBOXAdjustFrameIndex(int scrnIndex, int x, int y, int flags) { RT_NOREF(flags); VBOXAdjustFrame(xf86Screens[scrnIndex], x, y); } static void VBOXFreeScreenIndex(int scrnIndex, int flags) { RT_NOREF(flags); VBOXFreeScreen(xf86Screens[scrnIndex]); } # else # define SCRNINDEXAPI(pfn) pfn #endif /* XF86_SCRN_INTERFACE */ static void setScreenFunctions(ScrnInfoPtr pScrn, xf86ProbeProc pfnProbe) { pScrn->driverVersion = VBOX_VERSION; pScrn->driverName = VBOX_DRIVER_NAME; pScrn->name = VBOX_NAME; pScrn->Probe = pfnProbe; pScrn->PreInit = VBOXPreInit; pScrn->ScreenInit = SCRNINDEXAPI(VBOXScreenInit); pScrn->SwitchMode = SCRNINDEXAPI(VBOXSwitchMode); pScrn->AdjustFrame = SCRNINDEXAPI(VBOXAdjustFrame); pScrn->EnterVT = SCRNINDEXAPI(VBOXEnterVT); pScrn->LeaveVT = SCRNINDEXAPI(VBOXLeaveVT); pScrn->FreeScreen = SCRNINDEXAPI(VBOXFreeScreen); } /* * One of these functions is called once, at the start of the first server * generation to do a minimal probe for supported hardware. */ #ifdef PCIACCESS static Bool VBOXPciProbe(DriverPtr drv, int entity_num, struct pci_device *dev, intptr_t match_data) { ScrnInfoPtr pScrn; int drmFd; TRACE_ENTRY(); drmFd = open("/dev/dri/card0", O_RDWR, 0); if (drmFd >= 0) { xf86Msg(X_INFO, "vboxvideo: kernel driver found, not loading.\n"); close(drmFd); return FALSE; } /* It is safe to call this, as the X server enables I/O access before * calling the probe call-backs. */ if (!xf86EnableIO()) { xf86Msg(X_INFO, "vboxvideo: this driver requires direct hardware access. You may wish to use the kernel driver instead.\n"); return FALSE; } pScrn = xf86ConfigPciEntity(NULL, 0, entity_num, VBOXPCIchipsets, NULL, NULL, NULL, NULL, NULL); if (pScrn != NULL) { VBOXPtr pVBox; VBOXSetRec(pScrn); pVBox = VBOXGetRec(pScrn); if (!pVBox) return FALSE; setScreenFunctions(pScrn, NULL); pVBox->pciInfo = dev; } TRACE_LOG("returning %s\n", pScrn == NULL ? "false" : "true"); return (pScrn != NULL); } #endif #ifndef PCIACCESS static Bool VBOXProbe(DriverPtr drv, int flags) { Bool foundScreen = FALSE; int numDevSections; GDevPtr *devSections; /* * Find the config file Device sections that match this * driver, and return if there are none. */ if ((numDevSections = xf86MatchDevice(VBOX_NAME, &devSections)) <= 0) return (FALSE); /* PCI BUS */ if (xf86GetPciVideoInfo()) { int numUsed; int *usedChips; int i; numUsed = xf86MatchPciInstances(VBOX_NAME, VBOX_VENDORID, VBOXChipsets, VBOXPCIchipsets, devSections, numDevSections, drv, &usedChips); if (numUsed > 0) { if (flags & PROBE_DETECT) foundScreen = TRUE; else for (i = 0; i < numUsed; i++) { ScrnInfoPtr pScrn = NULL; /* Allocate a ScrnInfoRec */ if ((pScrn = xf86ConfigPciEntity(pScrn,0,usedChips[i], VBOXPCIchipsets,NULL, NULL,NULL,NULL,NULL))) { setScreenFunctions(pScrn, VBOXProbe); foundScreen = TRUE; } } free(usedChips); } } free(devSections); return (foundScreen); } #endif /* * QUOTE from the XFree86 DESIGN document: * * The purpose of this function is to find out all the information * required to determine if the configuration is usable, and to initialise * those parts of the ScrnInfoRec that can be set once at the beginning of * the first server generation. * * (...) * * This includes probing for video memory, clocks, ramdac, and all other * HW info that is needed. It includes determining the depth/bpp/visual * and related info. It includes validating and determining the set of * video modes that will be used (and anything that is required to * determine that). * * This information should be determined in the least intrusive way * possible. The state of the HW must remain unchanged by this function. * Although video memory (including MMIO) may be mapped within this * function, it must be unmapped before returning. * * END QUOTE */ static Bool VBOXPreInit(ScrnInfoPtr pScrn, int flags) { VBOXPtr pVBox; Gamma gzeros = {0.0, 0.0, 0.0}; rgb rzeros = {0, 0, 0}; TRACE_ENTRY(); /* Are we really starting the server, or is this just a dummy run? */ if (flags & PROBE_DETECT) return (FALSE); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "VirtualBox guest additions video driver version %d.%d\n", VBOX_VERSION_MAJOR, VBOX_VERSION_MINOR); /* The ramdac module is needed for the hardware cursor. */ if (!xf86LoadSubModule(pScrn, "ramdac")) return FALSE; /* The framebuffer module. */ if (!xf86LoadSubModule(pScrn, "fb")) return (FALSE); if (!xf86LoadSubModule(pScrn, "shadowfb")) return FALSE; if (!xf86LoadSubModule(pScrn, "vgahw")) return FALSE; /* Get our private data from the ScrnInfoRec structure. */ VBOXSetRec(pScrn); pVBox = VBOXGetRec(pScrn); if (!pVBox) return FALSE; /* Entity information seems to mean bus information. */ pVBox->pEnt = xf86GetEntityInfo(pScrn->entityList[0]); #ifndef PCIACCESS if (pVBox->pEnt->location.type != BUS_PCI) return FALSE; pVBox->pciInfo = xf86GetPciInfoForEntity(pVBox->pEnt->index); pVBox->pciTag = pciTag(pVBox->pciInfo->bus, pVBox->pciInfo->device, pVBox->pciInfo->func); #endif /* Set up our ScrnInfoRec structure to describe our virtual capabilities to X. */ pScrn->chipset = "vbox"; /** @note needed during colourmap initialisation */ pScrn->rgbBits = 8; /* Let's create a nice, capable virtual monitor. */ pScrn->monitor = pScrn->confScreen->monitor; pScrn->monitor->DDC = NULL; pScrn->monitor->nHsync = 1; pScrn->monitor->hsync[0].lo = 1; pScrn->monitor->hsync[0].hi = 10000; pScrn->monitor->nVrefresh = 1; pScrn->monitor->vrefresh[0].lo = 1; pScrn->monitor->vrefresh[0].hi = 100; pScrn->progClock = TRUE; /* Using the PCI information caused problems with non-powers-of-two sized video RAM configurations */ pVBox->cbFBMax = VBoxVideoGetVRAMSize(); pScrn->videoRam = pVBox->cbFBMax / 1024; /* Check if the chip restricts horizontal resolution or not. */ pVBox->fAnyX = VBoxVideoAnyWidthAllowed(); /* Set up clock information that will support all modes we need. */ pScrn->clockRanges = xnfcalloc(sizeof(ClockRange), 1); pScrn->clockRanges->minClock = 1000; pScrn->clockRanges->maxClock = 1000000000; pScrn->clockRanges->clockIndex = -1; pScrn->clockRanges->ClockMulFactor = 1; pScrn->clockRanges->ClockDivFactor = 1; if (!xf86SetDepthBpp(pScrn, 24, 0, 0, Support32bppFb)) return FALSE; /* We only support 16 and 24 bits depth (i.e. 16 and 32bpp) */ if (pScrn->bitsPerPixel != 32 && pScrn->bitsPerPixel != 16) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "The VBox additions only support 16 and 32bpp graphics modes\n"); return FALSE; } xf86PrintDepthBpp(pScrn); vboxAddModes(pScrn); #ifdef VBOXVIDEO_13 pScrn->virtualX = VBOX_VIDEO_MAX_VIRTUAL; pScrn->virtualY = VBOX_VIDEO_MAX_VIRTUAL; #else /* We don't validate with xf86ValidateModes and xf86PruneModes as we * already know what we like and what we don't. */ pScrn->currentMode = pScrn->modes; /* Set the right virtual resolution. */ pScrn->virtualX = pScrn->bitsPerPixel == 16 ? (pScrn->currentMode->HDisplay + 1) & ~1 : pScrn->currentMode->HDisplay; pScrn->virtualY = pScrn->currentMode->VDisplay; #endif /* !VBOXVIDEO_13 */ pScrn->displayWidth = pScrn->virtualX; xf86PrintModes(pScrn); /* VGA hardware initialisation */ if (!vgaHWGetHWRec(pScrn)) return FALSE; /* Must be called before any VGA registers are saved or restored */ vgaHWSetStdFuncs(VGAHWPTR(pScrn)); vgaHWGetIOBase(VGAHWPTR(pScrn)); /* Colour weight - we always call this, since we are always in truecolour. */ if (!xf86SetWeight(pScrn, rzeros, rzeros)) return (FALSE); /* visual init */ if (!xf86SetDefaultVisual(pScrn, -1)) return (FALSE); xf86SetGamma(pScrn, gzeros); /* Set the DPI. Perhaps we should read this from the host? */ xf86SetDpi(pScrn, 96, 96); if (pScrn->memPhysBase == 0) { #ifdef PCIACCESS pScrn->memPhysBase = pVBox->pciInfo->regions[0].base_addr; #else pScrn->memPhysBase = pVBox->pciInfo->memBase[0]; #endif pScrn->fbOffset = 0; } TRACE_EXIT(); return (TRUE); } /** * Dummy function for setting the colour palette, which we actually never * touch. However, the server still requires us to provide this. */ static void vboxLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices, LOCO *colors, VisualPtr pVisual) { RT_NOREF(pScrn, numColors, indices, colors, pVisual); } /** Set the graphics and guest cursor support capabilities to the host if * the user-space helper is running. */ static void updateGraphicsCapability(ScrnInfoPtr pScrn, Bool hasVT) { VBOXPtr pVBox = VBOXGetRec(pScrn); if (!pVBox->fHaveHGSMIModeHints) return; VBoxHGSMISendCapsInfo(&pVBox->guestCtx, hasVT ? VBVACAPS_VIDEO_MODE_HINTS | VBVACAPS_DISABLE_CURSOR_INTEGRATION : VBVACAPS_DISABLE_CURSOR_INTEGRATION); } #ifndef VBOXVIDEO_13 #define PREFERRED_MODE_ATOM_NAME "VBOXVIDEO_PREFERRED_MODE" static void setSizesRandR11(ScrnInfoPtr pScrn) { VBOXPtr pVBox = VBOXGetRec(pScrn); DisplayModePtr pNewMode; int32_t propertyValue; pNewMode = pScrn->modes != pScrn->currentMode ? pScrn->modes : pScrn->modes->next; pNewMode->HDisplay = RT_CLAMP(pVBox->pScreens[0].aPreferredSize.cx, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL); pNewMode->VDisplay = RT_CLAMP(pVBox->pScreens[0].aPreferredSize.cy, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL); propertyValue = (pNewMode->HDisplay << 16) + pNewMode->VDisplay; ChangeWindowProperty(ROOT_WINDOW(pScrn), MakeAtom(PREFERRED_MODE_ATOM_NAME, sizeof(PREFERRED_MODE_ATOM_NAME) - 1, TRUE), XA_INTEGER, 32, PropModeReplace, 1, &propertyValue, TRUE); } #endif static void reprobeCursor(ScrnInfoPtr pScrn) { if (ROOT_WINDOW(pScrn) == NULL) return; #ifdef XF86_SCRN_INTERFACE pScrn->EnableDisableFBAccess(pScrn, FALSE); pScrn->EnableDisableFBAccess(pScrn, TRUE); #else pScrn->EnableDisableFBAccess(pScrn->scrnIndex, FALSE); pScrn->EnableDisableFBAccess(pScrn->scrnIndex, TRUE); #endif } static void setSizesAndCursorIntegration(ScrnInfoPtr pScrn, Bool fScreenInitTime) { RT_NOREF(fScreenInitTime); TRACE_LOG("fScreenInitTime=%d\n", (int)fScreenInitTime); #ifdef VBOXVIDEO_13 # if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) >= 5 RRGetInfo(xf86ScrnToScreen(pScrn), TRUE); # else RRGetInfo(xf86ScrnToScreen(pScrn)); # endif #else setSizesRandR11(pScrn); #endif /* This calls EnableDisableFBAccess(), so only use when switched in. */ if (pScrn->vtSema) reprobeCursor(pScrn); } /* We update the size hints from the X11 property set by VBoxClient every time * that the X server goes to sleep (to catch the property change request). * Although this is far more often than necessary it should not have real-life * performance consequences and allows us to simplify the code quite a bit. */ static void vboxBlockHandler(pointer pData, #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 23 OSTimePtr pTimeout, pointer pReadmask #else void *pTimeout #endif ) { ScrnInfoPtr pScrn = (ScrnInfoPtr)pData; Bool fNeedUpdate = false; RT_NOREF(pTimeout); #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 23 RT_NOREF(pReadmask); #endif if (pScrn->vtSema) vbvxReadSizesAndCursorIntegrationFromHGSMI(pScrn, &fNeedUpdate); if (fNeedUpdate) setSizesAndCursorIntegration(pScrn, false); } /* * QUOTE from the XFree86 DESIGN document: * * This is called at the start of each server generation. * * (...) * * Decide which operations need to be placed under resource access * control. (...) Map any video memory or other memory regions. (...) * Save the video card state. (...) Initialise the initial video * mode. * * End QUOTE. */ static Bool VBOXScreenInit(ScreenPtr pScreen, int argc, char **argv) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); VBOXPtr pVBox = VBOXGetRec(pScrn); VisualPtr visual; RT_NOREF(argc, argv); TRACE_ENTRY(); if (!VBOXMapVidMem(pScrn)) return (FALSE); /* save current video state */ VBOXSaveMode(pScrn); /* mi layer - reset the visual list (?)*/ miClearVisualTypes(); if (!miSetVisualTypes(pScrn->depth, TrueColorMask, pScrn->rgbBits, TrueColor)) return (FALSE); if (!miSetPixmapDepths()) return (FALSE); if (!fbScreenInit(pScreen, pVBox->base, pScrn->virtualX, pScrn->virtualY, pScrn->xDpi, pScrn->yDpi, pScrn->displayWidth, pScrn->bitsPerPixel)) return (FALSE); /* Fixup RGB ordering */ /** @note the X server uses this even in true colour. */ visual = pScreen->visuals + pScreen->numVisuals; while (--visual >= pScreen->visuals) { if ((visual->class | DynamicClass) == DirectColor) { visual->offsetRed = pScrn->offset.red; visual->offsetGreen = pScrn->offset.green; visual->offsetBlue = pScrn->offset.blue; visual->redMask = pScrn->mask.red; visual->greenMask = pScrn->mask.green; visual->blueMask = pScrn->mask.blue; } } /* must be after RGB ordering fixed */ fbPictureInit(pScreen, 0, 0); xf86SetBlackWhitePixels(pScreen); pScrn->vtSema = TRUE; #if defined(VBOXVIDEO_13) && defined(RT_OS_LINUX) vbvxSetUpLinuxACPI(pScreen); #endif if (!VBoxHGSMIIsSupported()) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Graphics device too old to support.\n"); return FALSE; } vbvxSetUpHGSMIHeapInGuest(pVBox, pScrn->videoRam * 1024); pVBox->cScreens = VBoxHGSMIGetMonitorCount(&pVBox->guestCtx); pVBox->pScreens = xnfcalloc(pVBox->cScreens, sizeof(*pVBox->pScreens)); pVBox->paVBVAModeHints = xnfcalloc(pVBox->cScreens, sizeof(*pVBox->paVBVAModeHints)); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Requested monitor count: %u\n", pVBox->cScreens); vboxEnableVbva(pScrn); /* Set up the dirty rectangle handler. It will be added into a function * chain and gets removed when the screen is cleaned up. */ if (ShadowFBInit2(pScreen, NULL, vbvxHandleDirtyRect) != TRUE) return FALSE; VBoxInitialiseSizeHints(pScrn); #ifdef VBOXVIDEO_13 /* Initialise CRTC and output configuration for use with randr1.2. */ xf86CrtcConfigInit(pScrn, &VBOXCrtcConfigFuncs); { uint32_t i; for (i = 0; i < pVBox->cScreens; ++i) { char szOutput[256]; /* Setup our virtual CRTCs. */ pVBox->pScreens[i].paCrtcs = xf86CrtcCreate(pScrn, &VBOXCrtcFuncs); pVBox->pScreens[i].paCrtcs->driver_private = (void *)(uintptr_t)i; /* Set up our virtual outputs. */ snprintf(szOutput, sizeof(szOutput), "VGA-%u", i); pVBox->pScreens[i].paOutputs = xf86OutputCreate(pScrn, &VBOXOutputFuncs, szOutput); /* We are not interested in the monitor section in the * configuration file. */ xf86OutputUseScreenMonitor(pVBox->pScreens[i].paOutputs, FALSE); pVBox->pScreens[i].paOutputs->possible_crtcs = 1 << i; pVBox->pScreens[i].paOutputs->possible_clones = 0; pVBox->pScreens[i].paOutputs->driver_private = (void *)(uintptr_t)i; TRACE_LOG("Created crtc (%p) and output %s (%p)\n", (void *)pVBox->pScreens[i].paCrtcs, szOutput, (void *)pVBox->pScreens[i].paOutputs); } } /* Set a sane minimum and maximum mode size to match what the hardware * supports. */ xf86CrtcSetSizeRange(pScrn, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL, VBOX_VIDEO_MAX_VIRTUAL); /* Now create our initial CRTC/output configuration. */ if (!xf86InitialConfiguration(pScrn, TRUE)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Initial CRTC configuration failed!\n"); return (FALSE); } /* Work around a bug in the original X server modesetting code, which took * the first valid values set to these two as maxima over the server * lifetime. This bug was introduced on Feb 15 2007 and was fixed in commit * fa877d7f three months later, so it was present in X.Org Server 1.3. */ pScrn->virtualX = VBOX_VIDEO_MAX_VIRTUAL; pScrn->virtualY = VBOX_VIDEO_MAX_VIRTUAL; /* Initialise randr 1.2 mode-setting functions. */ if (!xf86CrtcScreenInit(pScreen)) { return FALSE; } /* set first video mode */ if (!xf86SetDesiredModes(pScrn)) { return FALSE; } #else /* !VBOXVIDEO_13 */ /* set first video mode */ setModeRandR11(pScrn, pScrn->currentMode, true, false, 0, 0); #endif /* !VBOXVIDEO_13 */ /* Say that we support graphics. */ updateGraphicsCapability(pScrn, TRUE); #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) >= 23 # define WakeupHandlerProcPtr ServerWakeupHandlerProcPtr #endif /* Register block and wake-up handlers for getting new screen size hints. */ RegisterBlockAndWakeupHandlers(vboxBlockHandler, (WakeupHandlerProcPtr)NoopDDA, (pointer)pScrn); /* software cursor */ miDCInitialize(pScreen, xf86GetPointerScreenFuncs()); /* colourmap code */ if (!miCreateDefColormap(pScreen)) return (FALSE); if(!xf86HandleColormaps(pScreen, 256, 8, vboxLoadPalette, NULL, 0)) return (FALSE); pVBox->CloseScreen = pScreen->CloseScreen; pScreen->CloseScreen = SCRNINDEXAPI(VBOXCloseScreen); #ifdef VBOXVIDEO_13 pScreen->SaveScreen = xf86SaveScreen; #else pScreen->SaveScreen = VBOXSaveScreen; #endif #ifdef VBOXVIDEO_13 xf86DPMSInit(pScreen, xf86DPMSSet, 0); #else /* We probably do want to support power management - even if we just use a dummy function. */ xf86DPMSInit(pScreen, VBOXDisplayPowerManagementSet, 0); #endif /* Report any unused options (only for the first generation) */ if (serverGeneration == 1) xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options); if (vbvxCursorInit(pScreen) != TRUE) xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to start the VirtualBox mouse pointer integration with the host system.\n"); return (TRUE); } #define NO_VT_ATOM_NAME "VBOXVIDEO_NO_VT" static Bool VBOXEnterVT(ScrnInfoPtr pScrn) { VBOXPtr pVBox = VBOXGetRec(pScrn); #ifndef VBOXVIDEO_13 /* If we got a mode request while we were switched out, temporarily override * the physical mode set to the device while keeping things consistent from * the server's point of view. */ int cXOverRide = RT_CLAMP(pVBox->pScreens[0].aPreferredSize.cx, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL); int cYOverRide = RT_CLAMP(pVBox->pScreens[0].aPreferredSize.cy, VBOX_VIDEO_MIN_SIZE, VBOX_VIDEO_MAX_VIRTUAL); #endif TRACE_ENTRY(); vbvxSetUpHGSMIHeapInGuest(pVBox, pScrn->videoRam * 1024); vboxEnableVbva(pScrn); /* Re-set video mode */ #ifdef VBOXVIDEO_13 if (!xf86SetDesiredModes(pScrn)) { return FALSE; } #else setModeRandR11(pScrn, pScrn->currentMode, false, true, cXOverRide, cYOverRide); DeleteProperty(ROOT_WINDOW(pScrn), MakeAtom(NO_VT_ATOM_NAME, sizeof(NO_VT_ATOM_NAME) - 1, TRUE)); #endif updateGraphicsCapability(pScrn, TRUE); return TRUE; } static void VBOXLeaveVT(ScrnInfoPtr pScrn) { #ifdef VBOXVIDEO_13 VBOXPtr pVBox = VBOXGetRec(pScrn); unsigned i; #else int32_t propertyValue = 0; #endif TRACE_ENTRY(); #ifdef VBOXVIDEO_13 for (i = 0; i < pVBox->cScreens; ++i) vbox_crtc_dpms(pVBox->pScreens[i].paCrtcs, DPMSModeOff); #else ChangeWindowProperty(ROOT_WINDOW(pScrn), MakeAtom(NO_VT_ATOM_NAME, sizeof(NO_VT_ATOM_NAME) - 1, FALSE), XA_INTEGER, 32, PropModeReplace, 1, &propertyValue, TRUE); #endif updateGraphicsCapability(pScrn, FALSE); vboxDisableVbva(pScrn); vbvxClearVRAM(pScrn, ((size_t)pScrn->virtualX) * pScrn->virtualY * (pScrn->bitsPerPixel / 8), 0); VBOXRestoreMode(pScrn); TRACE_EXIT(); } static Bool VBOXCloseScreen(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); VBOXPtr pVBox = VBOXGetRec(pScrn); BOOL ret; if (pScrn->vtSema) { #ifdef VBOXVIDEO_13 unsigned i; for (i = 0; i < pVBox->cScreens; ++i) vbox_crtc_dpms(pVBox->pScreens[i].paCrtcs, DPMSModeOff); #endif vboxDisableVbva(pScrn); vbvxClearVRAM(pScrn, ((size_t)pScrn->virtualX) * pScrn->virtualY * (pScrn->bitsPerPixel / 8), 0); } if (pScrn->vtSema) VBOXRestoreMode(pScrn); if (pScrn->vtSema) VBOXUnmapVidMem(pScrn); pScrn->vtSema = FALSE; vbvxCursorTerm(pVBox); pScreen->CloseScreen = pVBox->CloseScreen; #if defined(VBOXVIDEO_13) && defined(RT_OS_LINUX) vbvxCleanUpLinuxACPI(pScreen); #endif #ifndef XF86_SCRN_INTERFACE ret = pScreen->CloseScreen(pScreen->myNum, pScreen); #else ret = pScreen->CloseScreen(pScreen); #endif return ret; } static Bool VBOXSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr pMode) { Bool rc = TRUE; TRACE_LOG("HDisplay=%d, VDisplay=%d\n", pMode->HDisplay, pMode->VDisplay); #ifdef VBOXVIDEO_13 rc = xf86SetSingleMode(pScrn, pMode, RR_Rotate_0); #else setModeRandR11(pScrn, pMode, false, false, 0, 0); #endif TRACE_LOG("returning %s\n", rc ? "TRUE" : "FALSE"); return rc; } static void VBOXAdjustFrame(ScrnInfoPtr pScrn, int x, int y) { RT_NOREF(pScrn, x, y); } static void VBOXFreeScreen(ScrnInfoPtr pScrn) { /* Destroy the VGA hardware record */ vgaHWFreeHWRec(pScrn); /* And our private record */ free(pScrn->driverPrivate); pScrn->driverPrivate = NULL; } static Bool VBOXMapVidMem(ScrnInfoPtr pScrn) { VBOXPtr pVBox = VBOXGetRec(pScrn); Bool rc = TRUE; TRACE_ENTRY(); if (!pVBox->base) { #ifdef PCIACCESS (void) pci_device_map_range(pVBox->pciInfo, pScrn->memPhysBase, pScrn->videoRam * 1024, PCI_DEV_MAP_FLAG_WRITABLE, & pVBox->base); #else pVBox->base = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_FRAMEBUFFER, pVBox->pciTag, pScrn->memPhysBase, (unsigned) pScrn->videoRam * 1024); #endif if (!pVBox->base) rc = FALSE; } TRACE_LOG("returning %s\n", rc ? "TRUE" : "FALSE"); return rc; } static void VBOXUnmapVidMem(ScrnInfoPtr pScrn) { VBOXPtr pVBox = VBOXGetRec(pScrn); TRACE_ENTRY(); if (pVBox->base == NULL) return; #ifdef PCIACCESS (void) pci_device_unmap_range(pVBox->pciInfo, pVBox->base, pScrn->videoRam * 1024); #else xf86UnMapVidMem(pScrn->scrnIndex, pVBox->base, (unsigned) pScrn->videoRam * 1024); #endif pVBox->base = NULL; TRACE_EXIT(); } #ifndef VBOXVIDEO_13 static Bool VBOXSaveScreen(ScreenPtr pScreen, int mode) { RT_NOREF(pScreen, mode); return TRUE; } #endif void VBOXSaveMode(ScrnInfoPtr pScrn) { VBOXPtr pVBox = VBOXGetRec(pScrn); vgaRegPtr vgaReg; TRACE_ENTRY(); vgaReg = &VGAHWPTR(pScrn)->SavedReg; vgaHWSave(pScrn, vgaReg, VGA_SR_ALL); pVBox->fSavedVBEMode = VBoxVideoGetModeRegisters(&pVBox->cSavedWidth, &pVBox->cSavedHeight, &pVBox->cSavedPitch, &pVBox->cSavedBPP, &pVBox->fSavedFlags); } void VBOXRestoreMode(ScrnInfoPtr pScrn) { VBOXPtr pVBox = VBOXGetRec(pScrn); vgaRegPtr vgaReg; TRACE_ENTRY(); vgaReg = &VGAHWPTR(pScrn)->SavedReg; vgaHWRestore(pScrn, vgaReg, VGA_SR_ALL); if (pVBox->fSavedVBEMode) VBoxVideoSetModeRegisters(pVBox->cSavedWidth, pVBox->cSavedHeight, pVBox->cSavedPitch, pVBox->cSavedBPP, pVBox->fSavedFlags, 0, 0); else VBoxVideoDisableVBE(); } #ifndef VBOXVIDEO_13 static void VBOXDisplayPowerManagementSet(ScrnInfoPtr pScrn, int mode, int flags) { RT_NOREF(pScrn, mode, flags); } #endif