/* * Authors: Alan Hourihane, * Michel Dänzer, */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include /* all driver need this */ #include "xf86.h" #include "xf86_OSproc.h" #include "mipointer.h" #include "micmap.h" #include "colormapst.h" #include "xf86cmap.h" #include "shadow.h" #include "dgaproc.h" /* for visuals */ #include "fb.h" #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 6 #include "xf86Resources.h" #include "xf86RAC.h" #endif #include "fbdevhw.h" #include "xf86xv.h" #include "compat-api.h" #ifdef XSERVER_LIBPCIACCESS #include #endif /* for xf86{Depth,FbBpp}. i am a terrible person, and i am sorry. */ #include "xf86Priv.h" #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) > 23 #define HAVE_SHADOW_3224 #endif static Bool debug = 0; #define TRACE_ENTER(str) \ do { if (debug) ErrorF("fbdev: " str " %d\n",pScrn->scrnIndex); } while (0) #define TRACE_EXIT(str) \ do { if (debug) ErrorF("fbdev: " str " done\n"); } while (0) #define TRACE(str) \ do { if (debug) ErrorF("fbdev trace: " str "\n"); } while (0) /* -------------------------------------------------------------------- */ /* prototypes */ static const OptionInfoRec * FBDevAvailableOptions(int chipid, int busid); static void FBDevIdentify(int flags); static Bool FBDevProbe(DriverPtr drv, int flags); #ifdef XSERVER_LIBPCIACCESS static Bool FBDevPciProbe(DriverPtr drv, int entity_num, struct pci_device *dev, intptr_t match_data); #endif static Bool FBDevPreInit(ScrnInfoPtr pScrn, int flags); static Bool FBDevScreenInit(SCREEN_INIT_ARGS_DECL); static Bool FBDevCloseScreen(CLOSE_SCREEN_ARGS_DECL); static void * FBDevWindowLinear(ScreenPtr pScreen, CARD32 row, CARD32 offset, int mode, CARD32 *size, void *closure); static void FBDevPointerMoved(SCRN_ARG_TYPE arg, int x, int y); static Bool FBDevDGAInit(ScrnInfoPtr pScrn, ScreenPtr pScreen); static Bool FBDevDriverFunc(ScrnInfoPtr pScrn, xorgDriverFuncOp op, pointer ptr); enum { FBDEV_ROTATE_NONE=0, FBDEV_ROTATE_CW=270, FBDEV_ROTATE_UD=180, FBDEV_ROTATE_CCW=90 }; /* -------------------------------------------------------------------- */ #define FBDEV_VERSION 4000 #define FBDEV_NAME "FBDEV" #define FBDEV_DRIVER_NAME "fbdev" #ifdef XSERVER_LIBPCIACCESS static const struct pci_id_match fbdev_device_match[] = { { PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0x00030000, 0x00ffffff, 0 }, { 0, 0, 0 }, }; #endif _X_EXPORT DriverRec FBDEV = { FBDEV_VERSION, FBDEV_DRIVER_NAME, #if 0 "driver for linux framebuffer devices", #endif FBDevIdentify, FBDevProbe, FBDevAvailableOptions, NULL, 0, FBDevDriverFunc, #ifdef XSERVER_LIBPCIACCESS fbdev_device_match, FBDevPciProbe #endif }; /* Supported "chipsets" */ static SymTabRec FBDevChipsets[] = { { 0, "fbdev" }, {-1, NULL } }; /* Supported options */ typedef enum { OPTION_SHADOW_FB, OPTION_ROTATE, OPTION_FBDEV, OPTION_DEBUG } FBDevOpts; static const OptionInfoRec FBDevOptions[] = { { OPTION_SHADOW_FB, "ShadowFB", OPTV_BOOLEAN, {0}, FALSE }, { OPTION_ROTATE, "Rotate", OPTV_STRING, {0}, FALSE }, { OPTION_FBDEV, "fbdev", OPTV_STRING, {0}, FALSE }, { OPTION_DEBUG, "debug", OPTV_BOOLEAN, {0}, FALSE }, { -1, NULL, OPTV_NONE, {0}, FALSE } }; /* -------------------------------------------------------------------- */ #ifdef XFree86LOADER MODULESETUPPROTO(FBDevSetup); static XF86ModuleVersionInfo FBDevVersRec = { "fbdev", MODULEVENDORSTRING, MODINFOSTRING1, MODINFOSTRING2, XORG_VERSION_CURRENT, PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL, ABI_CLASS_VIDEODRV, ABI_VIDEODRV_VERSION, MOD_CLASS_VIDEODRV, {0,0,0,0} }; _X_EXPORT XF86ModuleData fbdevModuleData = { &FBDevVersRec, FBDevSetup, NULL }; pointer FBDevSetup(pointer module, pointer opts, int *errmaj, int *errmin) { static Bool setupDone = FALSE; if (!setupDone) { setupDone = TRUE; xf86AddDriver(&FBDEV, module, HaveDriverFuncs); return (pointer)1; } else { if (errmaj) *errmaj = LDR_ONCEONLY; return NULL; } } #endif /* XFree86LOADER */ /* -------------------------------------------------------------------- */ /* our private data, and two functions to allocate/free this */ typedef struct { unsigned char* fbstart; unsigned char* fbmem; int fboff; int lineLength; int rotate; Bool shadowFB; Bool shadow24; void *shadow; CloseScreenProcPtr CloseScreen; CreateScreenResourcesProcPtr CreateScreenResources; void (*PointerMoved)(SCRN_ARG_TYPE arg, int x, int y); EntityInfoPtr pEnt; /* DGA info */ DGAModePtr pDGAMode; int nDGAMode; OptionInfoPtr Options; } FBDevRec, *FBDevPtr; #define FBDEVPTR(p) ((FBDevPtr)((p)->driverPrivate)) static Bool FBDevGetRec(ScrnInfoPtr pScrn) { if (pScrn->driverPrivate != NULL) return TRUE; pScrn->driverPrivate = xnfcalloc(sizeof(FBDevRec), 1); return TRUE; } static void FBDevFreeRec(ScrnInfoPtr pScrn) { if (pScrn->driverPrivate == NULL) return; free(pScrn->driverPrivate); pScrn->driverPrivate = NULL; } /* -------------------------------------------------------------------- */ static const OptionInfoRec * FBDevAvailableOptions(int chipid, int busid) { return FBDevOptions; } static void FBDevIdentify(int flags) { xf86PrintChipsets(FBDEV_NAME, "driver for framebuffer", FBDevChipsets); } static Bool fbdevSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode) { return fbdevHWSwitchMode(pScrn, mode); } static void fbdevAdjustFrame(ScrnInfoPtr pScrn, int x, int y) { fbdevHWAdjustFrame(pScrn, x, y); } static Bool fbdevEnterVT(ScrnInfoPtr pScrn) { return fbdevHWEnterVT(pScrn); } static void fbdevLeaveVT(ScrnInfoPtr pScrn) { fbdevHWLeaveVT(pScrn); } static ModeStatus fbdevValidMode(ScrnInfoPtr pScrn, DisplayModePtr mode, Bool verbose, int flags) { return fbdevHWValidMode(pScrn, mode, verbose, flags); } #ifdef XSERVER_LIBPCIACCESS static Bool FBDevPciProbe(DriverPtr drv, int entity_num, struct pci_device *dev, intptr_t match_data) { ScrnInfoPtr pScrn = NULL; if (!xf86LoadDrvSubModule(drv, "fbdevhw")) return FALSE; pScrn = xf86ConfigPciEntity(NULL, 0, entity_num, NULL, NULL, NULL, NULL, NULL, NULL); if (pScrn) { char *device; GDevPtr devSection = xf86GetDevFromEntity(pScrn->entityList[0], pScrn->entityInstanceList[0]); device = xf86FindOptionValue(devSection->options, "fbdev"); if (fbdevHWProbe(dev, device, NULL)) { pScrn->driverVersion = FBDEV_VERSION; pScrn->driverName = FBDEV_DRIVER_NAME; pScrn->name = FBDEV_NAME; pScrn->Probe = FBDevProbe; pScrn->PreInit = FBDevPreInit; pScrn->ScreenInit = FBDevScreenInit; pScrn->SwitchMode = fbdevSwitchMode; pScrn->AdjustFrame = fbdevAdjustFrame; pScrn->EnterVT = fbdevEnterVT; pScrn->LeaveVT = fbdevLeaveVT; pScrn->ValidMode = fbdevValidMode; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "claimed PCI slot %d@%d:%d:%d\n", dev->bus, dev->domain, dev->dev, dev->func); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "using %s\n", device ? device : "default device"); } else { pScrn = NULL; } } return (pScrn != NULL); } #endif static Bool FBDevProbe(DriverPtr drv, int flags) { int i; ScrnInfoPtr pScrn; GDevPtr *devSections; int numDevSections; #ifndef XSERVER_LIBPCIACCESS int bus,device,func; #endif char *dev; Bool foundScreen = FALSE; TRACE("probe start"); /* For now, just bail out for PROBE_DETECT. */ if (flags & PROBE_DETECT) return FALSE; if ((numDevSections = xf86MatchDevice(FBDEV_DRIVER_NAME, &devSections)) <= 0) return FALSE; if (!xf86LoadDrvSubModule(drv, "fbdevhw")) return FALSE; for (i = 0; i < numDevSections; i++) { Bool isIsa = FALSE; Bool isPci = FALSE; dev = xf86FindOptionValue(devSections[i]->options,"fbdev"); if (devSections[i]->busID) { #ifndef XSERVER_LIBPCIACCESS if (xf86ParsePciBusString(devSections[i]->busID,&bus,&device, &func)) { if (!xf86CheckPciSlot(bus,device,func)) continue; isPci = TRUE; } else #endif #ifdef HAVE_ISA if (xf86ParseIsaBusString(devSections[i]->busID)) isIsa = TRUE; else #endif { /* empty body for else statements in prior #ifdefs */ } } if (fbdevHWProbe(NULL,dev,NULL)) { pScrn = NULL; if (isPci) { #ifndef XSERVER_LIBPCIACCESS /* XXX what about when there's no busID set? */ int entity; entity = xf86ClaimPciSlot(bus,device,func,drv, 0,devSections[i], TRUE); pScrn = xf86ConfigPciEntity(pScrn,0,entity, NULL,RES_SHARED_VGA, NULL,NULL,NULL,NULL); /* xf86DrvMsg() can't be called without setting these */ pScrn->driverName = FBDEV_DRIVER_NAME; pScrn->name = FBDEV_NAME; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "claimed PCI slot %d:%d:%d\n",bus,device,func); #endif } else if (isIsa) { #ifdef HAVE_ISA int entity; entity = xf86ClaimIsaSlot(drv, 0, devSections[i], TRUE); pScrn = xf86ConfigIsaEntity(pScrn,0,entity, NULL,RES_SHARED_VGA, NULL,NULL,NULL,NULL); #endif } else { int entity; entity = xf86ClaimFbSlot(drv, 0, devSections[i], TRUE); pScrn = xf86ConfigFbEntity(pScrn,0,entity, NULL,NULL,NULL,NULL); } if (pScrn) { foundScreen = TRUE; pScrn->driverVersion = FBDEV_VERSION; pScrn->driverName = FBDEV_DRIVER_NAME; pScrn->name = FBDEV_NAME; pScrn->Probe = FBDevProbe; pScrn->PreInit = FBDevPreInit; pScrn->ScreenInit = FBDevScreenInit; pScrn->SwitchMode = fbdevSwitchMode; pScrn->AdjustFrame = fbdevAdjustFrame; pScrn->EnterVT = fbdevEnterVT; pScrn->LeaveVT = fbdevLeaveVT; pScrn->ValidMode = fbdevValidMode; xf86DrvMsg(pScrn->scrnIndex, X_INFO, "using %s\n", dev ? dev : "default device"); } } } free(devSections); TRACE("probe done"); return foundScreen; } static Bool FBDevPreInit(ScrnInfoPtr pScrn, int flags) { FBDevPtr fPtr; int default_depth, fbbpp; const char *s; int type; void *pci_dev = NULL; if (flags & PROBE_DETECT) return FALSE; TRACE_ENTER("PreInit"); /* Check the number of entities, and fail if it isn't one. */ if (pScrn->numEntities != 1) return FALSE; pScrn->monitor = pScrn->confScreen->monitor; FBDevGetRec(pScrn); fPtr = FBDEVPTR(pScrn); fPtr->pEnt = xf86GetEntityInfo(pScrn->entityList[0]); #ifndef XSERVER_LIBPCIACCESS pScrn->racMemFlags = RAC_FB | RAC_COLORMAP | RAC_CURSOR | RAC_VIEWPORT; /* XXX Is this right? Can probably remove RAC_FB */ pScrn->racIoFlags = RAC_FB | RAC_COLORMAP | RAC_CURSOR | RAC_VIEWPORT; if (fPtr->pEnt->location.type == BUS_PCI && xf86RegisterResources(fPtr->pEnt->index,NULL,ResExclusive)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "xf86RegisterResources() found resource conflicts\n"); return FALSE; } #else if (fPtr->pEnt->location.type == BUS_PCI) pci_dev = fPtr->pEnt->location.id.pci; #endif /* open device */ if (!fbdevHWInit(pScrn, pci_dev, xf86FindOptionValue(fPtr->pEnt->device->options, "fbdev"))) return FALSE; default_depth = fbdevHWGetDepth(pScrn,&fbbpp); if (default_depth == 8) do { /* trust the command line */ if (xf86FbBpp > 0 || xf86Depth > 0) break; /* trust the config file's Screen stanza */ if (pScrn->confScreen->defaultfbbpp > 0 || pScrn->confScreen->defaultdepth > 0) break; /* trust our Device stanza in the config file */ if (xf86FindOption(fPtr->pEnt->device->options, "DefaultDepth") || xf86FindOption(fPtr->pEnt->device->options, "DefaultFbBpp")) break; /* otherwise, lol no */ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Console is 8bpp, defaulting to 32bpp\n"); default_depth = 24; fbbpp = 32; } while (0); fPtr->shadow24 = FALSE; #ifdef HAVE_SHADOW_3224 /* okay but 24bpp is awful */ if (fbbpp == 24) { fPtr->shadow24 = TRUE; fbbpp = 32; } #endif if (!xf86SetDepthBpp(pScrn, default_depth, default_depth, fbbpp, Support24bppFb | Support32bppFb | SupportConvert32to24 | SupportConvert24to32)) return FALSE; xf86PrintDepthBpp(pScrn); /* color weight */ if (pScrn->depth > 8) { rgb zeros = { 0, 0, 0 }; if (!xf86SetWeight(pScrn, zeros, zeros)) return FALSE; } /* visual init */ if (!xf86SetDefaultVisual(pScrn, -1)) return FALSE; /* We don't currently support DirectColor at > 8bpp */ if (pScrn->depth > 8 && pScrn->defaultVisual != TrueColor) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "requested default visual" " (%s) is not supported at depth %d\n", xf86GetVisualName(pScrn->defaultVisual), pScrn->depth); return FALSE; } { Gamma zeros = {0.0, 0.0, 0.0}; if (!xf86SetGamma(pScrn,zeros)) { return FALSE; } } pScrn->progClock = TRUE; pScrn->rgbBits = 8; pScrn->chipset = "fbdev"; pScrn->videoRam = fbdevHWGetVidmem(pScrn); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "hardware: %s (video memory:" " %dkB)\n", fbdevHWGetName(pScrn), pScrn->videoRam/1024); /* handle options */ xf86CollectOptions(pScrn, NULL); if (!(fPtr->Options = malloc(sizeof(FBDevOptions)))) return FALSE; memcpy(fPtr->Options, FBDevOptions, sizeof(FBDevOptions)); xf86ProcessOptions(pScrn->scrnIndex, fPtr->pEnt->device->options, fPtr->Options); /* use shadow framebuffer by default */ fPtr->shadowFB = xf86ReturnOptValBool(fPtr->Options, OPTION_SHADOW_FB, TRUE); if (!fPtr->shadowFB && fPtr->shadow24) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "24bpp requires shadow framebuffer, forcing\n"); fPtr->shadowFB = TRUE; } debug = xf86ReturnOptValBool(fPtr->Options, OPTION_DEBUG, FALSE); /* rotation */ fPtr->rotate = FBDEV_ROTATE_NONE; s = xf86GetOptValString(fPtr->Options, OPTION_ROTATE); if (s && !fPtr->shadow24) { if(!xf86NameCmp(s, "CW")) { fPtr->shadowFB = TRUE; fPtr->rotate = FBDEV_ROTATE_CW; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "rotating screen clockwise\n"); } else if(!xf86NameCmp(s, "CCW")) { fPtr->shadowFB = TRUE; fPtr->rotate = FBDEV_ROTATE_CCW; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "rotating screen counter-clockwise\n"); } else if(!xf86NameCmp(s, "UD")) { fPtr->shadowFB = TRUE; fPtr->rotate = FBDEV_ROTATE_UD; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "rotating screen upside-down\n"); } else { xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "\"%s\" is not a valid value for Option \"Rotate\"\n", s); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "valid options are \"CW\", \"CCW\" and \"UD\"\n"); } } /* select video modes */ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "checking modes against framebuffer device...\n"); fbdevHWSetVideoModes(pScrn); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "checking modes against monitor...\n"); { DisplayModePtr mode, first = mode = pScrn->modes; if (mode != NULL) do { mode->status = xf86CheckModeForMonitor(mode, pScrn->monitor); mode = mode->next; } while (mode != NULL && mode != first); xf86PruneDriverModes(pScrn); } if (NULL == pScrn->modes) fbdevHWUseBuildinMode(pScrn); pScrn->currentMode = pScrn->modes; /* First approximation, may be refined in ScreenInit */ pScrn->displayWidth = pScrn->virtualX; xf86PrintModes(pScrn); /* Set display resolution */ xf86SetDpi(pScrn, 0, 0); /* Load bpp-specific modules */ switch ((type = fbdevHWGetType(pScrn))) { case FBDEVHW_PACKED_PIXELS: switch (pScrn->bitsPerPixel) { case 8: case 16: case 24: case 32: break; default: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "unsupported number of bits per pixel: %d", pScrn->bitsPerPixel); return FALSE; } break; case FBDEVHW_INTERLEAVED_PLANES: /* Not supported yet, don't know what to do with this */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "interleaved planes are not yet supported by the " "fbdev driver\n"); return FALSE; case FBDEVHW_TEXT: /* This should never happen ... * we should check for this much much earlier ... */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "text mode is not supported by the fbdev driver\n"); return FALSE; case FBDEVHW_VGA_PLANES: /* Not supported yet */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "EGA/VGA planes are not yet supported by the fbdev " "driver\n"); return FALSE; default: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "unrecognised fbdev hardware type (%d)\n", type); return FALSE; } if (xf86LoadSubModule(pScrn, "fb") == NULL) { FBDevFreeRec(pScrn); return FALSE; } /* Load shadow if needed */ if (fPtr->shadowFB) { xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "using shadow" " framebuffer\n"); if (!xf86LoadSubModule(pScrn, "shadow")) { FBDevFreeRec(pScrn); return FALSE; } } TRACE_EXIT("PreInit"); return TRUE; } static void fbdevUpdate32to24(ScreenPtr pScreen, shadowBufPtr pBuf) { #ifdef HAVE_SHADOW_3224 shadowUpdate32to24(pScreen, pBuf); #endif } static void fbdevUpdateRotatePacked(ScreenPtr pScreen, shadowBufPtr pBuf) { shadowUpdateRotatePacked(pScreen, pBuf); } static void fbdevUpdatePacked(ScreenPtr pScreen, shadowBufPtr pBuf) { shadowUpdatePacked(pScreen, pBuf); } static Bool FBDevCreateScreenResources(ScreenPtr pScreen) { PixmapPtr pPixmap; ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); FBDevPtr fPtr = FBDEVPTR(pScrn); Bool ret; void (*update)(ScreenPtr, shadowBufPtr); pScreen->CreateScreenResources = fPtr->CreateScreenResources; ret = pScreen->CreateScreenResources(pScreen); pScreen->CreateScreenResources = FBDevCreateScreenResources; if (!ret) return FALSE; pPixmap = pScreen->GetScreenPixmap(pScreen); if (fPtr->shadow24) update = fbdevUpdate32to24; else if (fPtr->rotate) update = fbdevUpdateRotatePacked; else update = fbdevUpdatePacked; if (!shadowAdd(pScreen, pPixmap, update, FBDevWindowLinear, fPtr->rotate, NULL)) { return FALSE; } return TRUE; } static Bool FBDevShadowInit(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); FBDevPtr fPtr = FBDEVPTR(pScrn); if (!shadowSetup(pScreen)) { return FALSE; } fPtr->CreateScreenResources = pScreen->CreateScreenResources; pScreen->CreateScreenResources = FBDevCreateScreenResources; return TRUE; } static void fbdevLoadPalette(ScrnInfoPtr pScrn, int num, int *i, LOCO *col, VisualPtr pVis) { fbdevHWLoadPalette(pScrn, num, i, col, pVis); } static void fbdevDPMSSet(ScrnInfoPtr pScrn, int mode, int flags) { fbdevHWDPMSSet(pScrn, mode, flags); } static Bool fbdevSaveScreen(ScreenPtr pScreen, int mode) { return fbdevHWSaveScreen(pScreen, mode); } static Bool FBDevScreenInit(SCREEN_INIT_ARGS_DECL) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); FBDevPtr fPtr = FBDEVPTR(pScrn); VisualPtr visual; int init_picture = 0; int ret, flags; int type; TRACE_ENTER("FBDevScreenInit"); #if DEBUG ErrorF("\tbitsPerPixel=%d, depth=%d, defaultVisual=%s\n" "\tmask: %x,%x,%x, offset: %d,%d,%d\n", pScrn->bitsPerPixel, pScrn->depth, xf86GetVisualName(pScrn->defaultVisual), pScrn->mask.red,pScrn->mask.green,pScrn->mask.blue, pScrn->offset.red,pScrn->offset.green,pScrn->offset.blue); #endif if (NULL == (fPtr->fbmem = fbdevHWMapVidmem(pScrn))) { xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"mapping of video memory" " failed\n"); return FALSE; } fPtr->fboff = fbdevHWLinearOffset(pScrn); fbdevHWSave(pScrn); if (!fbdevHWModeInit(pScrn, pScrn->currentMode)) { xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"mode initialization failed\n"); return FALSE; } fbdevHWSaveScreen(pScreen, SCREEN_SAVER_ON); fbdevHWAdjustFrame(ADJUST_FRAME_ARGS(pScrn, 0, 0)); /* mi layer */ miClearVisualTypes(); if (pScrn->bitsPerPixel > 8) { if (!miSetVisualTypes(pScrn->depth, TrueColorMask, pScrn->rgbBits, TrueColor)) { xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"visual type setup failed" " for %d bits per pixel [1]\n", pScrn->bitsPerPixel); return FALSE; } } else { if (!miSetVisualTypes(pScrn->depth, miGetDefaultVisualMask(pScrn->depth), pScrn->rgbBits, pScrn->defaultVisual)) { xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"visual type setup failed" " for %d bits per pixel [2]\n", pScrn->bitsPerPixel); return FALSE; } } if (!miSetPixmapDepths()) { xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"pixmap depth setup failed\n"); return FALSE; } if(fPtr->rotate==FBDEV_ROTATE_CW || fPtr->rotate==FBDEV_ROTATE_CCW) { int tmp = pScrn->virtualX; pScrn->virtualX = pScrn->displayWidth = pScrn->virtualY; pScrn->virtualY = tmp; } else if (!fPtr->shadowFB) { /* FIXME: this doesn't work for all cases, e.g. when each scanline has a padding which is independent from the depth (controlfb) */ pScrn->displayWidth = fbdevHWGetLineLength(pScrn) / (pScrn->bitsPerPixel / 8); if (pScrn->displayWidth != pScrn->virtualX) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pitch updated to %d after ModeInit\n", pScrn->displayWidth); } } if(fPtr->rotate && !fPtr->PointerMoved) { fPtr->PointerMoved = pScrn->PointerMoved; pScrn->PointerMoved = FBDevPointerMoved; } fPtr->fbstart = fPtr->fbmem + fPtr->fboff; if (fPtr->shadowFB) { fPtr->shadow = calloc(1, pScrn->displayWidth * pScrn->virtualY * ((pScrn->bitsPerPixel + 7) / 8)); if (!fPtr->shadow) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Failed to allocate shadow framebuffer\n"); return FALSE; } } switch ((type = fbdevHWGetType(pScrn))) { case FBDEVHW_PACKED_PIXELS: switch (pScrn->bitsPerPixel) { case 8: case 16: case 24: case 32: ret = fbScreenInit(pScreen, fPtr->shadowFB ? fPtr->shadow : fPtr->fbstart, pScrn->virtualX, pScrn->virtualY, pScrn->xDpi, pScrn->yDpi, pScrn->displayWidth, pScrn->bitsPerPixel); init_picture = 1; break; default: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: invalid number of bits per" " pixel (%d) encountered in" " FBDevScreenInit()\n", pScrn->bitsPerPixel); ret = FALSE; break; } break; case FBDEVHW_INTERLEAVED_PLANES: /* This should never happen ... * we should check for this much much earlier ... */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: interleaved planes are not yet " "supported by the fbdev driver\n"); ret = FALSE; break; case FBDEVHW_TEXT: /* This should never happen ... * we should check for this much much earlier ... */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: text mode is not supported by the " "fbdev driver\n"); ret = FALSE; break; case FBDEVHW_VGA_PLANES: /* Not supported yet */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: EGA/VGA Planes are not yet " "supported by the fbdev driver\n"); ret = FALSE; break; default: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: unrecognised hardware type (%d) " "encountered in FBDevScreenInit()\n", type); ret = FALSE; break; } if (!ret) return FALSE; if (pScrn->bitsPerPixel > 8) { /* Fixup RGB ordering */ 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 */ if (init_picture && !fbPictureInit(pScreen, NULL, 0)) xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "Render extension initialisation failed\n"); if (fPtr->shadowFB && !FBDevShadowInit(pScreen)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "shadow framebuffer initialization failed\n"); return FALSE; } if (!fPtr->rotate) FBDevDGAInit(pScrn, pScreen); else { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "display rotated; disabling DGA\n"); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "using driver rotation; disabling " "XRandR\n"); #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 24 xf86DisableRandR(); #endif if (pScrn->bitsPerPixel == 24) xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "rotation might be broken at 24 " "bits per pixel\n"); } xf86SetBlackWhitePixels(pScreen); xf86SetBackingStore(pScreen); /* software cursor */ miDCInitialize(pScreen, xf86GetPointerScreenFuncs()); /* colormap */ switch ((type = fbdevHWGetType(pScrn))) { /* XXX It would be simpler to use miCreateDefColormap() in all cases. */ case FBDEVHW_PACKED_PIXELS: if (!miCreateDefColormap(pScreen)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: miCreateDefColormap failed " "in FBDevScreenInit()\n"); return FALSE; } break; case FBDEVHW_INTERLEAVED_PLANES: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: interleaved planes are not yet " "supported by the fbdev driver\n"); return FALSE; case FBDEVHW_TEXT: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: text mode is not supported by " "the fbdev driver\n"); return FALSE; case FBDEVHW_VGA_PLANES: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: EGA/VGA planes are not yet " "supported by the fbdev driver\n"); return FALSE; default: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "internal error: unrecognised fbdev hardware type " "(%d) encountered in FBDevScreenInit()\n", type); return FALSE; } flags = CMAP_PALETTED_TRUECOLOR; if(!xf86HandleColormaps(pScreen, 256, 8, fbdevLoadPalette, NULL, flags)) return FALSE; xf86DPMSInit(pScreen, fbdevDPMSSet, 0); pScreen->SaveScreen = fbdevSaveScreen; /* Wrap the current CloseScreen function */ fPtr->CloseScreen = pScreen->CloseScreen; pScreen->CloseScreen = FBDevCloseScreen; #ifdef XV { XF86VideoAdaptorPtr *ptr; int n = xf86XVListGenericAdaptors(pScrn,&ptr); if (n) { xf86XVScreenInit(pScreen,ptr,n); } } #endif TRACE_EXIT("FBDevScreenInit"); return TRUE; } static Bool FBDevCloseScreen(CLOSE_SCREEN_ARGS_DECL) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); FBDevPtr fPtr = FBDEVPTR(pScrn); fbdevHWRestore(pScrn); fbdevHWUnmapVidmem(pScrn); if (fPtr->shadow) { shadowRemove(pScreen, pScreen->GetScreenPixmap(pScreen)); free(fPtr->shadow); fPtr->shadow = NULL; } if (fPtr->pDGAMode) { free(fPtr->pDGAMode); fPtr->pDGAMode = NULL; fPtr->nDGAMode = 0; } pScrn->vtSema = FALSE; pScreen->CreateScreenResources = fPtr->CreateScreenResources; pScreen->CloseScreen = fPtr->CloseScreen; return (*pScreen->CloseScreen)(CLOSE_SCREEN_ARGS); } /*********************************************************************** * Shadow stuff ***********************************************************************/ static void * FBDevWindowLinear(ScreenPtr pScreen, CARD32 row, CARD32 offset, int mode, CARD32 *size, void *closure) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); FBDevPtr fPtr = FBDEVPTR(pScrn); if (!pScrn->vtSema) return NULL; if (fPtr->lineLength) *size = fPtr->lineLength; else *size = fPtr->lineLength = fbdevHWGetLineLength(pScrn); return ((CARD8 *)fPtr->fbstart + row * fPtr->lineLength + offset); } static void FBDevPointerMoved(SCRN_ARG_TYPE arg, int x, int y) { SCRN_INFO_PTR(arg); FBDevPtr fPtr = FBDEVPTR(pScrn); int newX, newY; switch (fPtr->rotate) { case FBDEV_ROTATE_CW: /* 90 degrees CW rotation. */ newX = pScrn->pScreen->height - y - 1; newY = x; break; case FBDEV_ROTATE_CCW: /* 90 degrees CCW rotation. */ newX = y; newY = pScrn->pScreen->width - x - 1; break; case FBDEV_ROTATE_UD: /* 180 degrees UD rotation. */ newX = pScrn->pScreen->width - x - 1; newY = pScrn->pScreen->height - y - 1; break; default: /* No rotation. */ newX = x; newY = y; break; } /* Pass adjusted pointer coordinates to wrapped PointerMoved function. */ (*fPtr->PointerMoved)(arg, newX, newY); } /*********************************************************************** * DGA stuff ***********************************************************************/ static Bool FBDevDGAOpenFramebuffer(ScrnInfoPtr pScrn, char **DeviceName, unsigned char **ApertureBase, int *ApertureSize, int *ApertureOffset, int *flags); static Bool FBDevDGASetMode(ScrnInfoPtr pScrn, DGAModePtr pDGAMode); static void FBDevDGASetViewport(ScrnInfoPtr pScrn, int x, int y, int flags); static Bool FBDevDGAOpenFramebuffer(ScrnInfoPtr pScrn, char **DeviceName, unsigned char **ApertureBase, int *ApertureSize, int *ApertureOffset, int *flags) { *DeviceName = NULL; /* No special device */ *ApertureBase = (unsigned char *)(pScrn->memPhysBase); *ApertureSize = pScrn->videoRam; *ApertureOffset = pScrn->fbOffset; *flags = 0; return TRUE; } static Bool FBDevDGASetMode(ScrnInfoPtr pScrn, DGAModePtr pDGAMode) { DisplayModePtr pMode; int frameX0, frameY0; if (pDGAMode) { pMode = pDGAMode->mode; frameX0 = frameY0 = 0; } else { if (!(pMode = pScrn->currentMode)) return TRUE; frameX0 = pScrn->frameX0; frameY0 = pScrn->frameY0; } if (!(*pScrn->SwitchMode)(SWITCH_MODE_ARGS(pScrn, pMode))) return FALSE; (*pScrn->AdjustFrame)(ADJUST_FRAME_ARGS(pScrn, frameX0, frameY0)); return TRUE; } static void FBDevDGASetViewport(ScrnInfoPtr pScrn, int x, int y, int flags) { (*pScrn->AdjustFrame)(ADJUST_FRAME_ARGS(pScrn, x, y)); } static int FBDevDGAGetViewport(ScrnInfoPtr pScrn) { return (0); } static DGAFunctionRec FBDevDGAFunctions = { FBDevDGAOpenFramebuffer, NULL, /* CloseFramebuffer */ FBDevDGASetMode, FBDevDGASetViewport, FBDevDGAGetViewport, NULL, /* Sync */ NULL, /* FillRect */ NULL, /* BlitRect */ NULL, /* BlitTransRect */ }; static void FBDevDGAAddModes(ScrnInfoPtr pScrn) { FBDevPtr fPtr = FBDEVPTR(pScrn); DisplayModePtr pMode = pScrn->modes; DGAModePtr pDGAMode; do { pDGAMode = realloc(fPtr->pDGAMode, (fPtr->nDGAMode + 1) * sizeof(DGAModeRec)); if (!pDGAMode) break; fPtr->pDGAMode = pDGAMode; pDGAMode += fPtr->nDGAMode; (void)memset(pDGAMode, 0, sizeof(DGAModeRec)); ++fPtr->nDGAMode; pDGAMode->mode = pMode; pDGAMode->flags = DGA_CONCURRENT_ACCESS | DGA_PIXMAP_AVAILABLE; pDGAMode->byteOrder = pScrn->imageByteOrder; pDGAMode->depth = pScrn->depth; pDGAMode->bitsPerPixel = pScrn->bitsPerPixel; pDGAMode->red_mask = pScrn->mask.red; pDGAMode->green_mask = pScrn->mask.green; pDGAMode->blue_mask = pScrn->mask.blue; pDGAMode->visualClass = pScrn->bitsPerPixel > 8 ? TrueColor : PseudoColor; pDGAMode->xViewportStep = 1; pDGAMode->yViewportStep = 1; pDGAMode->viewportWidth = pMode->HDisplay; pDGAMode->viewportHeight = pMode->VDisplay; if (fPtr->lineLength) pDGAMode->bytesPerScanline = fPtr->lineLength; else pDGAMode->bytesPerScanline = fPtr->lineLength = fbdevHWGetLineLength(pScrn); pDGAMode->imageWidth = pMode->HDisplay; pDGAMode->imageHeight = pMode->VDisplay; pDGAMode->pixmapWidth = pDGAMode->imageWidth; pDGAMode->pixmapHeight = pDGAMode->imageHeight; pDGAMode->maxViewportX = pScrn->virtualX - pDGAMode->viewportWidth; pDGAMode->maxViewportY = pScrn->virtualY - pDGAMode->viewportHeight; pDGAMode->address = fPtr->fbstart; pMode = pMode->next; } while (pMode != pScrn->modes); } static Bool FBDevDGAInit(ScrnInfoPtr pScrn, ScreenPtr pScreen) { #ifdef XFreeXDGA FBDevPtr fPtr = FBDEVPTR(pScrn); if (pScrn->depth < 8) return FALSE; if (!fPtr->nDGAMode) FBDevDGAAddModes(pScrn); return (DGAInit(pScreen, &FBDevDGAFunctions, fPtr->pDGAMode, fPtr->nDGAMode)); #else return TRUE; #endif } static Bool FBDevDriverFunc(ScrnInfoPtr pScrn, xorgDriverFuncOp op, pointer ptr) { xorgHWFlags *flag; switch (op) { case GET_REQUIRED_HW_INTERFACES: flag = (CARD32*)ptr; (*flag) = 0; return TRUE; default: return FALSE; } }