diff options
Diffstat (limited to 'src/atiscreen.c')
| -rw-r--r-- | src/atiscreen.c | 635 |
1 files changed, 0 insertions, 635 deletions
diff --git a/src/atiscreen.c b/src/atiscreen.c deleted file mode 100644 index ec784cb..0000000 --- a/src/atiscreen.c +++ /dev/null @@ -1,635 +0,0 @@ -/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atiscreen.c,v 1.30 2003/04/23 21:51:30 tsi Exp $ */ -/* - * Copyright 1999 through 2003 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of Marc Aurele La France not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. Marc Aurele La France makes no representations - * about the suitability of this software for any purpose. It is provided - * "as-is" without express or implied warranty. - * - * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO - * EVENT SHALL MARC AURELE LA FRANCE BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - * - * DRI support by: - * Gareth Hughes <gareth@valinux.com> - * José Fonseca <j_r_fonseca@yahoo.co.uk> - * Leif Delgass <ldelgass@retinalburn.net> - */ - -#include "ati.h" -#include "atibus.h" -#include "atichip.h" -#include "atiaccel.h" -#include "aticonsole.h" -#include "aticursor.h" -#include "atidac.h" -#include "atidga.h" -#include "atidri.h" -#include "atimach64.h" -#include "atimode.h" -#include "atiscreen.h" -#include "atistruct.h" -#include "atixv.h" -#include "atimach64accel.h" - -#include "mach64_dri.h" -#include "mach64_sarea.h" - -#include "shadowfb.h" -#include "xf86cmap.h" - -#include "xf1bpp.h" -#include "xf4bpp.h" - -#include "fb.h" - -#include "mibank.h" -#include "micmap.h" -#include "mipointer.h" - -/* - * ATIRefreshArea -- - * - * This function is called by the shadow frame buffer code to refresh the - * hardware frame buffer. - */ -static void -ATIRefreshArea -( - ScrnInfoPtr pScreenInfo, - int nBox, - BoxPtr pBox -) -{ - ATIPtr pATI = ATIPTR(pScreenInfo); - pointer pSrc, pDst; - int offset, w, h; - - while (nBox-- > 0) - { - w = (pBox->x2 - pBox->x1) * pATI->AdjustDepth; - h = pBox->y2 - pBox->y1; - offset = (pBox->y1 * pATI->FBPitch) + (pBox->x1 * pATI->AdjustDepth); - pSrc = (char *)pATI->pShadow + offset; - pDst = (char *)pATI->pMemory + offset; - - while (h-- > 0) - { - (void)memcpy(pDst, pSrc, w); - pSrc = (char *)pSrc + pATI->FBPitch; - pDst = (char *)pDst + pATI->FBPitch; - } - - pBox++; - } -} - -/* - * ATIMinBits -- - * - * Compute log base 2 of val. - */ -static int -ATIMinBits -( - int val -) -{ - int bits; - - if (!val) return 1; - for (bits = 0; val; val >>= 1, ++bits); - return bits; -} - -/* - * ATIScreenInit -- - * - * This function is called by DIX to initialise the screen. - */ -Bool -ATIScreenInit -( - int iScreen, - ScreenPtr pScreen, - int argc, - char **argv -) -{ - ScrnInfoPtr pScreenInfo = xf86Screens[iScreen]; - ATIPtr pATI = ATIPTR(pScreenInfo); - pointer pFB; - int VisualMask; - BoxRec ScreenArea; - - /* Set video hardware state */ - if (!ATIEnterGraphics(pScreen, pScreenInfo, pATI)) - return FALSE; - - /* Re-initialise mi's visual list */ - miClearVisualTypes(); - - if ((pATI->depth > 8) && (pATI->DAC == ATI_DAC_INTERNAL)) - VisualMask = TrueColorMask; - else - VisualMask = miGetDefaultVisualMask(pATI->depth); - - if (!miSetVisualTypes(pATI->depth, VisualMask, pATI->rgbBits, - pScreenInfo->defaultVisual)) - return FALSE; - - if (!miSetPixmapDepths()) - return FALSE; - - pFB = pATI->pMemory; - pATI->FBPitch = PixmapBytePad(pATI->displayWidth, pATI->depth); - if (pATI->OptionShadowFB) - { - pATI->FBBytesPerPixel = pATI->bitsPerPixel >> 3; - pATI->FBPitch = PixmapBytePad(pATI->displayWidth, pATI->depth); - if ((pATI->pShadow = xalloc(pATI->FBPitch * pScreenInfo->virtualY))) - { - pFB = pATI->pShadow; - } - else - { - xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, - "Insufficient virtual memory for shadow frame buffer.\n"); - pATI->OptionShadowFB = FALSE; - } - } - -#ifdef XF86DRI - - /* Setup DRI after visuals have been established, but before - * cfbScreenInit is called. cfbScreenInit will eventually call the - * driver's InitGLXVisuals call back. - */ - - /* According to atiregs.h, GTPro (3D Rage Pro) is the first chip type with - * 3D triangle setup (the VERTEX_* registers) - */ - if (pATI->Chip < ATI_CHIP_264GTPRO) { - xf86DrvMsg(iScreen, X_WARNING, - "Direct rendering is not supported for ATI chips earlier than " - "the ATI 3D Rage Pro.\n"); - pATI->directRenderingEnabled = FALSE; - } else { - /* FIXME: When we move to dynamic allocation of back and depth - * buffers, we will want to revisit the following check for 3 - * times the virtual size (or 2.5 times for 24-bit depth) of the screen below. - */ - int cpp = pATI->bitsPerPixel >> 3; - int maxY = pScreenInfo->videoRam * 1024 / (pATI->displayWidth * cpp); - int requiredY; - - requiredY = pScreenInfo->virtualY * 2 /* front, back buffers */ - + (pScreenInfo->virtualY * 2 / cpp); /* depth buffer (always 16-bit) */ - - if (!pATI->OptionAccel) { - xf86DrvMsg(iScreen, X_WARNING, - "Acceleration disabled, not initializing the DRI\n"); - pATI->directRenderingEnabled = FALSE; - } else if ( maxY > requiredY ) { - pATI->directRenderingEnabled = ATIDRIScreenInit(pScreen); - } else { - xf86DrvMsg(iScreen, X_WARNING, - "DRI static buffer allocation failed -- " - "need at least %d kB video memory\n", - (pScreenInfo->displayWidth * requiredY * cpp ) / 1024); - pATI->directRenderingEnabled = FALSE; - } - } - -#endif /* XF86DRI */ - - /* Initialise framebuffer layer */ - switch (pATI->bitsPerPixel) - { - -#ifndef AVOID_CPIO - - case 1: - pATI->Closeable = xf1bppScreenInit(pScreen, pFB, - pScreenInfo->virtualX, pScreenInfo->virtualY, - pScreenInfo->xDpi, pScreenInfo->yDpi, pATI->displayWidth); - break; - - case 4: - pATI->Closeable = xf4bppScreenInit(pScreen, pFB, - pScreenInfo->virtualX, pScreenInfo->virtualY, - pScreenInfo->xDpi, pScreenInfo->yDpi, pATI->displayWidth); - break; - -#endif /* AVOID_CPIO */ - - case 8: - case 16: - case 24: - case 32: - pATI->Closeable = fbScreenInit(pScreen, pFB, - pScreenInfo->virtualX, pScreenInfo->virtualY, - pScreenInfo->xDpi, pScreenInfo->yDpi, pATI->displayWidth, - pATI->bitsPerPixel); - break; - - default: - return FALSE; - } - - if (!pATI->Closeable) - return FALSE; - - /* Fixup RGB ordering */ - if (pATI->depth > 8) - { - VisualPtr pVisual = pScreen->visuals + pScreen->numVisuals; - - while (--pVisual >= pScreen->visuals) - { - if ((pVisual->class | DynamicClass) != DirectColor) - continue; - - pVisual->offsetRed = pScreenInfo->offset.red; - pVisual->offsetGreen = pScreenInfo->offset.green; - pVisual->offsetBlue = pScreenInfo->offset.blue; - - pVisual->redMask = pScreenInfo->mask.red; - pVisual->greenMask = pScreenInfo->mask.green; - pVisual->blueMask = pScreenInfo->mask.blue; - } - } - - /* If applicable, initialise RENDER extension */ - if (pATI->bitsPerPixel > 4) - { - if (pATI->OptionShadowFB) - { - if (serverGeneration == 1) - xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, - "RENDER extension not supported with a shadowed" - " framebuffer.\n"); - } - -#ifndef AVOID_CPIO - - else if (pATI->BankInfo.BankSize) - { - if (serverGeneration == 1) - xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, - "RENDER extension not supported with a banked" - " framebuffer.\n"); - } - -#endif /* AVOID_CPIO */ - - else if (!fbPictureInit(pScreen, NULL, 0) && - (serverGeneration == 1)) - { - xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING, - "RENDER extension initialisation failed.\n"); - } - } - - xf86SetBlackWhitePixels(pScreen); - -#ifndef AVOID_CPIO - - /* Initialise banking if needed */ - if (!miInitializeBanking(pScreen, - pScreenInfo->virtualX, pScreenInfo->virtualY, - pATI->displayWidth, &pATI->BankInfo)) - return FALSE; - -#endif /* AVOID_CPIO */ - - /* Memory manager setup */ - -#ifdef XF86DRI - - if (pATI->directRenderingEnabled) - { - ATIDRIServerInfoPtr pATIDRIServer = pATI->pDRIServerInfo; - int cpp = pATI->bitsPerPixel >> 3; - int widthBytes = pScreenInfo->displayWidth * cpp; - int zWidthBytes = pScreenInfo->displayWidth * 2; /* always 16-bit z-buffer */ - int fbSize = pScreenInfo->videoRam * 1024; - int bufferSize = pScreenInfo->virtualY * widthBytes; - int zBufferSize = pScreenInfo->virtualY * zWidthBytes; - int offscreenBytes, total, scanlines; - - pATIDRIServer->fbX = 0; - pATIDRIServer->fbY = 0; - pATIDRIServer->frontOffset = 0; - pATIDRIServer->frontPitch = pScreenInfo->displayWidth; - - /* Calculate memory remaining for pixcache and textures after - * front, back, and depth buffers - */ - offscreenBytes = fbSize - ( 2 * bufferSize + zBufferSize ); - - if ( !pATIDRIServer->IsPCI && !pATI->OptionLocalTextures ) { - /* Don't allocate a local texture heap for AGP unless requested */ - pATIDRIServer->textureSize = 0; - } else { - int l, maxPixcache; - -# ifdef XvExtension - - int xvBytes; - - /* Try for enough pixmap cache for DVD and a full viewport - */ - xvBytes = 720*480*cpp; /* enough for single-buffered DVD */ - maxPixcache = xvBytes > bufferSize ? xvBytes : bufferSize; - -# else /* XvExtension */ - - /* Try for one viewport */ - maxPixcache = bufferSize; - -# endif /* XvExtension */ - - pATIDRIServer->textureSize = offscreenBytes - maxPixcache; - - /* If that gives us less than half the offscreen mem available for textures, split - * the available mem between textures and pixmap cache - */ - if (pATIDRIServer->textureSize < (offscreenBytes/2)) { - pATIDRIServer->textureSize = offscreenBytes/2; - } - - if (pATIDRIServer->textureSize <= 0) - pATIDRIServer->textureSize = 0; - - l = ATIMinBits((pATIDRIServer->textureSize-1) / MACH64_NR_TEX_REGIONS); - if (l < MACH64_LOG_TEX_GRANULARITY) l = MACH64_LOG_TEX_GRANULARITY; - - /* Round the texture size up to the nearest whole number of - * texture regions. Again, be greedy about this, don't round - * down. - */ - pATIDRIServer->logTextureGranularity = l; - pATIDRIServer->textureSize = - (pATIDRIServer->textureSize >> l) << l; - } - - total = fbSize - pATIDRIServer->textureSize; - scanlines = total / widthBytes; - if (scanlines > ATIMach64MaxY) scanlines = ATIMach64MaxY; - - /* Recalculate the texture offset and size to accomodate any - * rounding to a whole number of scanlines. - * FIXME: Is this actually needed? - */ - pATIDRIServer->textureOffset = scanlines * widthBytes; - pATIDRIServer->textureSize = fbSize - pATIDRIServer->textureOffset; - - /* Set a minimum usable local texture heap size. This will fit - * two 256x256 textures. We check this after any rounding of - * the texture area. - */ - if (pATIDRIServer->textureSize < 256*256 * cpp * 2) { - pATIDRIServer->textureOffset = 0; - pATIDRIServer->textureSize = 0; - scanlines = fbSize / widthBytes; - if (scanlines > ATIMach64MaxY) scanlines = ATIMach64MaxY; - } - - pATIDRIServer->depthOffset = scanlines * widthBytes - zBufferSize; - pATIDRIServer->depthPitch = pScreenInfo->displayWidth; - pATIDRIServer->depthY = pATIDRIServer->depthOffset/widthBytes; - pATIDRIServer->depthX = (pATIDRIServer->depthOffset - - (pATIDRIServer->depthY * widthBytes)) / cpp; - - pATIDRIServer->backOffset = pATIDRIServer->depthOffset - bufferSize; - pATIDRIServer->backPitch = pScreenInfo->displayWidth; - pATIDRIServer->backY = pATIDRIServer->backOffset/widthBytes; - pATIDRIServer->backX = (pATIDRIServer->backOffset - - (pATIDRIServer->backY * widthBytes)) / cpp; - - scanlines = fbSize / widthBytes; - if (scanlines > ATIMach64MaxY) scanlines = ATIMach64MaxY; - - if ( pATIDRIServer->IsPCI && pATIDRIServer->textureSize == 0 ) { - xf86DrvMsg(iScreen, X_WARNING, - "Not enough memory for local textures, disabling DRI\n"); - ATIDRICloseScreen(pScreen); - pATI->directRenderingEnabled = FALSE; - } else { - - ScreenArea.x1 = 0; - ScreenArea.y1 = 0; - ScreenArea.x2 = pATI->displayWidth; - ScreenArea.y2 = scanlines; - - if (!xf86InitFBManager(pScreen, &ScreenArea)) { - xf86DrvMsg(pScreenInfo->scrnIndex, X_ERROR, - "Memory manager initialization to (%d,%d) (%d,%d) failed\n", - ScreenArea.x1, ScreenArea.y1, - ScreenArea.x2, ScreenArea.y2); - return FALSE; - } else { - int width, height; - - xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, - "Memory manager initialized to (%d,%d) (%d,%d)\n", - ScreenArea.x1, ScreenArea.y1, ScreenArea.x2, ScreenArea.y2); - - if (xf86QueryLargestOffscreenArea(pScreen, &width, &height, 0, 0, 0)) { - xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, - "Largest offscreen area available: %d x %d\n", - width, height); - - /* lines in offscreen area needed for depth buffer and textures */ - pATI->depthTexLines = scanlines - - pATIDRIServer->depthOffset / widthBytes; - pATI->backLines = scanlines - - pATIDRIServer->backOffset / widthBytes - - pATI->depthTexLines; - pATI->depthTexArea = NULL; - pATI->backArea = NULL; - } else { - xf86DrvMsg(pScreenInfo->scrnIndex, X_ERROR, - "Unable to determine largest offscreen area available\n"); - return FALSE; - } - - } - - xf86DrvMsg(iScreen, X_INFO, "Will use %d kB of offscreen memory for XAA\n", - (offscreenBytes - pATIDRIServer->textureSize)/1024); - - xf86DrvMsg(iScreen, X_INFO, "Will use back buffer at offset 0x%x\n", - pATIDRIServer->backOffset); - - xf86DrvMsg(iScreen, X_INFO, "Will use depth buffer at offset 0x%x\n", - pATIDRIServer->depthOffset); - - if (pATIDRIServer->textureSize > 0) { - xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, - "Will use %d kB for local textures at offset 0x%x\n", - pATIDRIServer->textureSize/1024, - pATIDRIServer->textureOffset); - } - } - } - -#endif /* XF86DRI */ - - /* Setup acceleration */ - /* If direct rendering is not enabled, the framebuffer memory - * manager is initialized by this function call */ - if (!ATIInitializeAcceleration(pScreen, pScreenInfo, pATI)) - return FALSE; - -#ifndef AVOID_DGA - - /* Initialise DGA support */ - (void)ATIDGAInit(pScreen, pScreenInfo, pATI); - -#endif /* AVOID_DGA */ - - /* Initialise backing store */ - miInitializeBackingStore(pScreen); - xf86SetBackingStore(pScreen); - - /* Initialise cursor */ - if (!ATIInitializeCursor(pScreen, pATI)) - return FALSE; - - /* Create default colourmap */ - if (!miCreateDefColormap(pScreen)) - return FALSE; - -#ifdef AVOID_CPIO - - if (!xf86HandleColormaps(pScreen, 256, pATI->rgbBits, ATILoadPalette, NULL, - CMAP_PALETTED_TRUECOLOR | - CMAP_LOAD_EVEN_IF_OFFSCREEN)) - return FALSE; - -#else /* AVOID_CPIO */ - - if (pATI->depth > 1) - if (!xf86HandleColormaps(pScreen, (pATI->depth == 4) ? 16 : 256, - pATI->rgbBits, ATILoadPalette, NULL, - CMAP_PALETTED_TRUECOLOR | - CMAP_LOAD_EVEN_IF_OFFSCREEN)) - return FALSE; - -#endif /* AVOID_CPIO */ - - /* Initialise shadow framebuffer */ - if (pATI->OptionShadowFB && - !ShadowFBInit(pScreen, ATIRefreshArea)) - return FALSE; - - /* Initialise DPMS support */ - (void)xf86DPMSInit(pScreen, ATISetDPMSMode, 0); - - /* Initialise XVideo support */ - (void)ATIInitializeXVideo(pScreen, pScreenInfo, pATI); - - /* Set pScreen->SaveScreen and wrap CloseScreen vector */ - pScreen->SaveScreen = ATISaveScreen; - pATI->CloseScreen = pScreen->CloseScreen; - pScreen->CloseScreen = ATICloseScreen; - - if (serverGeneration == 1) - xf86ShowUnusedOptions(pScreenInfo->scrnIndex, pScreenInfo->options); - -#ifdef XF86DRI - - /* DRI finalization */ - if (pATI->directRenderingEnabled) { - /* Now that mi, cfb, drm and others have done their thing, - * complete the DRI setup. - */ - pATI->directRenderingEnabled = ATIDRIFinishScreenInit(pScreen); - } - if (pATI->directRenderingEnabled) { - xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, - "Direct rendering enabled\n"); - } else { - /* FIXME: Release unused offscreen mem here? */ - xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, - "Direct rendering disabled\n"); - } - -#endif /* XF86DRI */ - - return TRUE; -} - -/* - * ATICloseScreen -- - * - * This function is called by DIX to close the screen. - */ -Bool -ATICloseScreen -( - int iScreen, - ScreenPtr pScreen -) -{ - ScrnInfoPtr pScreenInfo = xf86Screens[iScreen]; - ATIPtr pATI = ATIPTR(pScreenInfo); - Bool Closed = TRUE; - -#ifdef XF86DRI - - /* Disable direct rendering */ - if (pATI->directRenderingEnabled) - { - ATIDRICloseScreen(pScreen); - pATI->directRenderingEnabled = FALSE; - } - -#endif /* XF86DRI */ - - ATICloseXVideo(pScreen, pScreenInfo, pATI); - - if (pATI->pXAAInfo) - { - XAADestroyInfoRec(pATI->pXAAInfo); - pATI->pXAAInfo = NULL; - } - - if ((pScreen->CloseScreen = pATI->CloseScreen)) - { - pATI->CloseScreen = NULL; - Closed = (*pScreen->CloseScreen)(iScreen, pScreen); - } - - pATI->Closeable = FALSE; - - if (pATI->pCursorInfo) - { - xf86DestroyCursorInfoRec(pATI->pCursorInfo); - pATI->pCursorInfo = NULL; - } - - ATILeaveGraphics(pScreenInfo, pATI); - - xfree(pATI->ExpansionBitmapScanlinePtr[1]); - pATI->ExpansionBitmapScanlinePtr[0] = - pATI->ExpansionBitmapScanlinePtr[1] = NULL; - - xfree(pATI->pShadow); - pATI->pShadow = NULL; - pScreenInfo->pScreen = NULL; - - return Closed; -} |