/*
* ATIInitializeAcceleration --
*
* This function is called to initialise both the framebuffer manager and XAA
* on a screen.
*/
Bool
ATIInitializeAcceleration
(
ScreenPtr pScreen,
ScrnInfoPtr pScreenInfo,
ATIPtr pATI
)
{
int maxScanlines = 32767, maxPixelArea, PixelArea;
if (pATI->OptionAccel)
{
if (!(pATI->pXAAInfo = XAACreateInfoRec()))
return FALSE;
switch (pATI->Adapter)
{
case ATI_ADAPTER_MACH64:
maxScanlines = ATIMach64AccelInit(pATI, pATI->pXAAInfo);
break;
default:
break;
}
}
#ifndef AVOID_CPIO
if (!pATI->BankInfo.BankSize)
#endif /* AVOID_CPIO */
#ifdef XF86DRI_DEVEL
/* If DRI is enabled, we've already set up the FB manager in ATIScreenInit */
if (!pATI->directRenderingEnabled)
#endif /* XF86DRI */
{
/*
* Note: If PixelArea exceeds the engine's maximum, the excess is
* never used, even though it would be useful for such things
* as XVideo buffers.
*/
maxPixelArea = maxScanlines * pScreenInfo->displayWidth;
PixelArea = pScreenInfo->videoRam * 1024 * 8 / pATI->bitsPerPixel;
if (PixelArea > maxPixelArea)
PixelArea = maxPixelArea;
xf86InitFBManagerArea(pScreen, PixelArea, 2);
}
if (!pATI->OptionAccel || XAAInit(pScreen, pATI->pXAAInfo))
return TRUE;
XAADestroyInfoRec(pATI->pXAAInfo);
pATI->pXAAInfo = NULL;
return FALSE;
}
/*
* ATIInitializeAcceleration --
*
* This function is called to initialise both the framebuffer manager and XAA
* on a screen.
*/
Bool
ATIInitializeAcceleration
(
ScreenPtr pScreen,
ScrnInfoPtr pScreenInfo,
ATIPtr pATI
)
{
int maxScanlines = 32767, maxPixelArea, PixelArea;
if (pATI->OptionAccel)
{
if (!(pATI->pXAAInfo = XAACreateInfoRec()))
return FALSE;
switch (pATI->Adapter)
{
case ATI_ADAPTER_MACH64:
maxScanlines = ATIMach64AccelInit(pATI, pATI->pXAAInfo);
break;
default:
break;
}
}
#ifndef AVOID_CPIO
if (!pATI->BankInfo.BankSize)
#endif /* AVOID_CPIO */
{
maxPixelArea = maxScanlines * pScreenInfo->displayWidth;
PixelArea = pScreenInfo->videoRam * 1024 * 8 / pATI->bitsPerPixel;
if (PixelArea > maxPixelArea)
PixelArea = maxPixelArea;
xf86InitFBManagerArea(pScreen, PixelArea, 2);
}
if (!pATI->OptionAccel || XAAInit(pScreen, pATI->pXAAInfo))
return TRUE;
XAADestroyInfoRec(pATI->pXAAInfo);
pATI->pXAAInfo = NULL;
return FALSE;
}
Bool
SiSAccelInit(ScreenPtr pScreen)
{
XAAInfoRecPtr infoPtr;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
SISPtr pSiS = SISPTR(pScrn);
BoxRec AvailFBArea;
int topFB, i;
int reservedFbSize;
int UsableFbSize;
unsigned char *AvailBufBase;
pSiS->AccelInfoPtr = infoPtr = XAACreateInfoRec();
if (!infoPtr) return FALSE;
infoPtr->Flags = LINEAR_FRAMEBUFFER |
OFFSCREEN_PIXMAPS |
PIXMAP_CACHE;
/* Sync */
infoPtr->Sync = SiSSync;
/* Screen To Screen copy */
infoPtr->SetupForScreenToScreenCopy = SiSSetupForScreenToScreenCopy;
infoPtr->SubsequentScreenToScreenCopy = SiSSubsequentScreenToScreenCopy;
infoPtr->ScreenToScreenCopyFlags = NO_TRANSPARENCY | NO_PLANEMASK;
/* Solid fill */
infoPtr->SetupForSolidFill = SiSSetupForFillRectSolid;
infoPtr->SubsequentSolidFillRect = SiSSubsequentFillRectSolid;
infoPtr->SolidFillFlags = NO_PLANEMASK;
/* On 5597/5598 and 6326, clipping and lines only work
for 1024, 2048, 4096 logical width */
if(pSiS->ValidWidth) {
/* Clipping */
infoPtr->SetClippingRectangle = SiSSetClippingRectangle;
infoPtr->DisableClipping = SiSDisableClipping;
infoPtr->ClippingFlags =
HARDWARE_CLIP_SOLID_LINE |
HARDWARE_CLIP_SCREEN_TO_SCREEN_COPY |
HARDWARE_CLIP_MONO_8x8_FILL |
HARDWARE_CLIP_SOLID_FILL ;
/* Solid Lines */
infoPtr->SetupForSolidLine = SiSSetupForSolidLine;
infoPtr->SubsequentSolidTwoPointLine = SiSSubsequentSolidTwoPointLine;
infoPtr->SubsequentSolidHorVertLine = SiSSubsequentSolidHorVertLine;
infoPtr->SolidLineFlags = NO_PLANEMASK;
}
if(pScrn->bitsPerPixel != 24) {
/* 8x8 mono pattern */
infoPtr->SetupForMono8x8PatternFill = SiSSetupForMono8x8PatternFill;
infoPtr->SubsequentMono8x8PatternFillRect = SiSSubsequentMono8x8PatternFillRect;
infoPtr->Mono8x8PatternFillFlags =
NO_PLANEMASK |
HARDWARE_PATTERN_PROGRAMMED_BITS |
HARDWARE_PATTERN_PROGRAMMED_ORIGIN |
BIT_ORDER_IN_BYTE_MSBFIRST;
}
#ifdef CTSCE
if(pScrn->bitsPerPixel != 24) {
/* TW: per-scanline color expansion (using indirect method) */
pSiS->ColorExpandBufferNumber = 4;
pSiS->ColorExpandBufferCountMask = 0x03;
pSiS->PerColorExpandBufferSize = ((pScrn->virtualX + 31) / 32) * 4;
infoPtr->NumScanlineColorExpandBuffers = pSiS->ColorExpandBufferNumber;
infoPtr->ScanlineColorExpandBuffers = (unsigned char **)&pSiS->ColorExpandBufferAddr[0];
infoPtr->SetupForScanlineCPUToScreenColorExpandFill =
SiSSetupForScanlineCPUToScreenColorExpandFill;
infoPtr->SubsequentScanlineCPUToScreenColorExpandFill =
SiSSubsequentScanlineCPUToScreenColorExpandFill;
infoPtr->SubsequentColorExpandScanline =
SiSSubsequentColorExpandScanline;
infoPtr->ScanlineCPUToScreenColorExpandFillFlags =
NO_PLANEMASK |
CPU_TRANSFER_PAD_DWORD |
SCANLINE_PAD_DWORD |
BIT_ORDER_IN_BYTE_MSBFIRST |
LEFT_EDGE_CLIPPING;
} else {
pSiS->ColorExpandBufferNumber = 0;
}
#else
pSiS->ColorExpandBufferNumber = 0;
#endif
topFB = pSiS->maxxfbmem;
reservedFbSize = pSiS->ColorExpandBufferNumber * pSiS->PerColorExpandBufferSize;
UsableFbSize = topFB - reservedFbSize;
/* Layout: (Sizes do not reflect correct proportions)
* |--------------++++++++++++++++++++| ====================~~~~~~~~~~~~|
* UsableFbSize ColorExpandBuffers | TurboQueue HWCursor
* topFB
*/
if(pSiS->ColorExpandBufferNumber) {
AvailBufBase = pSiS->FbBase + UsableFbSize;
for (i = 0; i < pSiS->ColorExpandBufferNumber; i++) {
pSiS->ColorExpandBufferAddr[i] = AvailBufBase +
i * pSiS->PerColorExpandBufferSize;
pSiS->ColorExpandBufferScreenOffset[i] = UsableFbSize +
i * pSiS->PerColorExpandBufferSize;
}
}
AvailFBArea.x1 = 0;
AvailFBArea.y1 = 0;
AvailFBArea.x2 = pScrn->displayWidth;
AvailFBArea.y2 = UsableFbSize / (pScrn->displayWidth * pScrn->bitsPerPixel / 8) - 1;
if (AvailFBArea.y2 < 0)
AvailFBArea.y2 = 32767;
if(AvailFBArea.y2 < pScrn->currentMode->VDisplay) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Not enough video RAM for accelerator. At least "
"%dKB needed, %dKB available\n",
((((pScrn->displayWidth * pScrn->bitsPerPixel/8) /* TW: +8 for make it sure */
* pScrn->currentMode->VDisplay) + reservedFbSize) / 1024) + 8,
pSiS->maxxfbmem/1024);
pSiS->NoAccel = TRUE;
pSiS->NoXvideo = TRUE;
XAADestroyInfoRec(pSiS->AccelInfoPtr);
pSiS->AccelInfoPtr = NULL;
return FALSE;
}
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Frame Buffer From (%d,%d) To (%d,%d)\n",
AvailFBArea.x1, AvailFBArea.y1, AvailFBArea.x2, AvailFBArea.y2);
xf86InitFBManager(pScreen, &AvailFBArea);
return(XAAInit(pScreen, infoPtr));
}
