/* * The accel file for the Savage driver. * * Created 20/03/97 by Sebastien Marineau for 3.3.6 * Modified 17-Nov-2000 by Tim Roberts for 4.0.1 * Modified Feb-2004 by Alex Deucher - integrating DRI support * Modified 2005-2006 by Alex Deucher - adding exa support * Revision: * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "savage_driver.h" #ifdef HAVE_XAA_H #include "xaalocal.h" #include "xaarop.h" #include "miline.h" #include "savage_bci.h" extern int gSavageEntityIndex; static void SavageSetupForScreenToScreenCopy( ScrnInfoPtr pScrn, int xdir, int ydir, int rop, unsigned planemask, int transparency_color); static void SavageSubsequentScreenToScreenCopy( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2, int w, int h); static void SavageSetupForSolidFill( ScrnInfoPtr pScrn, int color, int rop, unsigned int planemask); static void SavageSubsequentSolidFillRect( ScrnInfoPtr pScrn, int x, int y, int w, int h); static void SavageSubsequentSolidBresenhamLine( ScrnInfoPtr pScrn, int x1, int y1, int e1, int e2, int err, int length, int octant); static void SavageSetupForCPUToScreenColorExpandFill( ScrnInfoPtr pScrn, int fg, int bg, int rop, unsigned int planemask); static void SavageSubsequentScanlineCPUToScreenColorExpandFill( ScrnInfoPtr pScrn, int x, int y, int w, int h, int skipleft); static void SavageSubsequentColorExpandScanline( ScrnInfoPtr pScrn, int buffer_no); static void SavageSetupForMono8x8PatternFill( ScrnInfoPtr pScrn, int patternx, int patterny, int fg, int bg, int rop, unsigned int planemask); static void SavageSubsequentMono8x8PatternFillRect( ScrnInfoPtr pScrn, int pattern0, int pattern1, int x, int y, int w, int h); static void SavageSetClippingRectangle( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2); static void SavageDisableClipping( ScrnInfoPtr ); /* from savage_image.c: */ void SavageSetupForImageWrite( ScrnInfoPtr pScrn, int rop, unsigned int planemask, int transparency_color, int bpp, int depth); void SavageSubsequentImageWriteRect( ScrnInfoPtr pScrn, int x, int y, int w, int h, int skipleft); void SavageWriteBitmapCPUToScreenColorExpand ( ScrnInfoPtr pScrn, int x, int y, int w, int h, unsigned char * src, int srcwidth, int skipleft, int fg, int bg, int rop, unsigned int planemask ); static void SavageRestoreAccelState(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); psav->WaitIdleEmpty(psav); return; } #endif Bool SavageXAAInit(ScreenPtr pScreen) { #ifdef HAVE_XAA_H ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); SavagePtr psav = SAVPTR(pScrn); XAAInfoRecPtr xaaptr; BoxRec AvailFBArea; int tmp; /* Set-up our GE command primitive */ if (pScrn->depth == 8) { psav->PlaneMask = 0xFF; } else if (pScrn->depth == 15) { psav->PlaneMask = 0x7FFF; } else if (pScrn->depth == 16) { psav->PlaneMask = 0xFFFF; } else if (pScrn->depth == 24) { psav->PlaneMask = 0xFFFFFF; } /* General acceleration flags */ if (!(xaaptr = psav->AccelInfoRec = XAACreateInfoRec())) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Failed to allocate XAAInfoRec.\n"); return FALSE; } xaaptr->Flags = 0 | PIXMAP_CACHE | OFFSCREEN_PIXMAPS | LINEAR_FRAMEBUFFER ; if(xf86IsEntityShared(pScrn->entityList[0])) { DevUnion* pPriv; SavageEntPtr pEnt; pPriv = xf86GetEntityPrivate(pScrn->entityList[0], gSavageEntityIndex); pEnt = pPriv->ptr; /*if there are more than one devices sharing this entity, we have to assign this call back, otherwise the XAA will be disabled */ if(pEnt->HasSecondary) xaaptr->RestoreAccelState = SavageRestoreAccelState; } /* Clipping */ xaaptr->SetClippingRectangle = SavageSetClippingRectangle; xaaptr->DisableClipping = SavageDisableClipping; xaaptr->ClippingFlags = 0 #if 0 | HARDWARE_CLIP_SOLID_FILL | HARDWARE_CLIP_SOLID_LINE | HARDWARE_CLIP_DASHED_LINE #endif | HARDWARE_CLIP_SCREEN_TO_SCREEN_COPY | HARDWARE_CLIP_MONO_8x8_FILL | HARDWARE_CLIP_COLOR_8x8_FILL ; xaaptr->Sync = SavageAccelSync; /* ScreenToScreen copies */ #if 1 xaaptr->SetupForScreenToScreenCopy = SavageSetupForScreenToScreenCopy; xaaptr->SubsequentScreenToScreenCopy = SavageSubsequentScreenToScreenCopy; xaaptr->ScreenToScreenCopyFlags = 0 | NO_TRANSPARENCY | NO_PLANEMASK | ROP_NEEDS_SOURCE; #endif /* Solid filled rectangles */ #if 1 xaaptr->SetupForSolidFill = SavageSetupForSolidFill; xaaptr->SubsequentSolidFillRect = SavageSubsequentSolidFillRect; xaaptr->SolidFillFlags = NO_PLANEMASK | ROP_NEEDS_SOURCE; #endif /* Mono 8x8 pattern fills */ #if 1 xaaptr->SetupForMono8x8PatternFill = SavageSetupForMono8x8PatternFill; xaaptr->SubsequentMono8x8PatternFillRect = SavageSubsequentMono8x8PatternFillRect; xaaptr->Mono8x8PatternFillFlags = 0 | HARDWARE_PATTERN_PROGRAMMED_BITS | HARDWARE_PATTERN_SCREEN_ORIGIN | BIT_ORDER_IN_BYTE_MSBFIRST | ROP_NEEDS_SOURCE ; if( psav->Chipset == S3_SAVAGE4 ) xaaptr->Mono8x8PatternFillFlags |= NO_TRANSPARENCY; #endif /* Solid lines */ #if 1 xaaptr->SolidLineFlags = NO_PLANEMASK; xaaptr->SetupForSolidLine = SavageSetupForSolidFill; xaaptr->SubsequentSolidBresenhamLine = SavageSubsequentSolidBresenhamLine; #if 0 xaaptr->SubsequentSolidFillTrap = SavageSubsequentSolidFillTrap; #endif xaaptr->SolidBresenhamLineErrorTermBits = 13; #endif /* ImageWrite */ xaaptr->ImageWriteFlags = 0 | NO_PLANEMASK | CPU_TRANSFER_PAD_DWORD | SCANLINE_PAD_DWORD | BIT_ORDER_IN_BYTE_MSBFIRST | LEFT_EDGE_CLIPPING ; xaaptr->SetupForImageWrite = SavageSetupForImageWrite; xaaptr->SubsequentImageWriteRect = SavageSubsequentImageWriteRect; xaaptr->NumScanlineImageWriteBuffers = 1; xaaptr->ImageWriteBase = psav->BciMem; xaaptr->ImageWriteRange = 120 * 1024; /* CPU to Screen color expansion */ xaaptr->ScanlineCPUToScreenColorExpandFillFlags = 0 | NO_PLANEMASK | CPU_TRANSFER_PAD_DWORD | SCANLINE_PAD_DWORD | BIT_ORDER_IN_BYTE_MSBFIRST | LEFT_EDGE_CLIPPING | ROP_NEEDS_SOURCE ; xaaptr->SetupForScanlineCPUToScreenColorExpandFill = SavageSetupForCPUToScreenColorExpandFill; xaaptr->SubsequentScanlineCPUToScreenColorExpandFill = SavageSubsequentScanlineCPUToScreenColorExpandFill; xaaptr->SubsequentColorExpandScanline = SavageSubsequentColorExpandScanline; xaaptr->ColorExpandBase = psav->BciMem; xaaptr->ScanlineColorExpandBuffers = &xaaptr->ColorExpandBase; xaaptr->NumScanlineColorExpandBuffers = 1; /* Set up screen parameters. */ psav->Bpp = pScrn->bitsPerPixel / 8; psav->Bpl = pScrn->displayWidth * psav->Bpp; psav->ScissB = (psav->CursorKByte << 10) / psav->Bpl; if (psav->ScissB > 2047) psav->ScissB = 2047; /* * Finally, we set up the video memory space available to the pixmap * cache. In this case, all memory from the end of the virtual screen * to the end of the command overflow buffer can be used. If you haven't * enabled the PIXMAP_CACHE flag, then these lines can be omitted. */ AvailFBArea.x1 = 0; AvailFBArea.y1 = 0; AvailFBArea.x2 = psav->cxMemory; AvailFBArea.y2 = psav->cyMemory; xf86InitFBManager(pScreen, &AvailFBArea); /* * because the alignment requirement,the on-screen need more memory * than (0,0,virtualX,virtualY), but xf86InitFBManager only subtract * (pScrn->virtualX * pScrn->virtualY from (0,0,cxMemory,cyMemory),so * here,we should reserver some memory for on-screen */ tmp = ((psav->cxMemory * pScrn->virtualY - pScrn->virtualX * pScrn->virtualY) + psav->cxMemory -1) / (psav->cxMemory); if (tmp) xf86AllocateOffscreenArea(pScreen, psav->cxMemory,tmp, 0, NULL, NULL, NULL); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Using %d lines for offscreen memory.\n", psav->cyMemory - pScrn->virtualY ); return XAAInit(pScreen, xaaptr); #else return FALSE; #endif } /* The sync function for the GE */ void SavageAccelSync(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); psav->WaitIdleEmpty(psav); } #ifdef HAVE_XAA_H /* * The XAA ROP helper routines all assume that a solid color is a * "pattern". The Savage chips, however, apply a non-stippled solid * color as "source". Thus, we use a slightly customized version. */ static int SavageHelpPatternROP(ScrnInfoPtr pScrn, int *fg, int *bg, unsigned int pm, int *rop) { XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); int ret = 0; pm &= infoRec->FullPlanemask; if(pm == infoRec->FullPlanemask) { if(!NO_SRC_ROP(*rop)) ret |= ROP_PAT; *rop = XAAGetCopyROP(*rop); } else { switch(*rop) { case GXnoop: break; case GXset: case GXclear: case GXinvert: ret |= ROP_PAT; *fg = pm; if(*bg != -1) *bg = pm; break; default: ret |= ROP_PAT | ROP_SRC; break; } *rop = XAAGetCopyROP_PM(*rop); } return ret; } static int SavageHelpSolidROP(ScrnInfoPtr pScrn, int *fg, unsigned int pm, int *rop) { XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); int ret = 0; pm &= infoRec->FullPlanemask; if(pm == infoRec->FullPlanemask) { if(!NO_SRC_ROP(*rop)) ret |= ROP_PAT; *rop = XAAGetCopyROP(*rop); } else { switch(*rop) { case GXnoop: break; case GXset: case GXclear: case GXinvert: ret |= ROP_PAT; *fg = pm; break; default: ret |= ROP_PAT | ROP_SRC; break; } *rop = XAAGetCopyROP_PM(*rop); } return ret; } /* These are the ScreenToScreen bitblt functions. We support all ROPs, all * directions, and a planemask by adjusting the ROP and using the mono pattern * registers. * * (That's a lie; we don't really support planemask.) */ static void SavageSetupForScreenToScreenCopy( ScrnInfoPtr pScrn, int xdir, int ydir, int rop, unsigned planemask, int transparency_color) { SavagePtr psav = SAVPTR(pScrn); int cmd; cmd = BCI_CMD_RECT | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_SBD_COLOR_NEW; BCI_CMD_SET_ROP( cmd, XAAGetCopyROP(rop) ); if (transparency_color != -1) cmd |= BCI_CMD_SEND_COLOR | BCI_CMD_SRC_TRANSPARENT; if (xdir == 1 ) cmd |= BCI_CMD_RECT_XP; if (ydir == 1 ) cmd |= BCI_CMD_RECT_YP; psav->SavedBciCmd = cmd; psav->SavedBgColor = transparency_color; } static void SavageSubsequentScreenToScreenCopy( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2, int w, int h) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; if (!w || !h) return; if (!(psav->SavedBciCmd & BCI_CMD_RECT_XP)) { w --; x1 += w; x2 += w; w ++; } if (!(psav->SavedBciCmd & BCI_CMD_RECT_YP)) { h --; y1 += h; y2 += h; h ++; } psav->WaitQueue(psav,9); BCI_SEND(psav->SavedBciCmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); if (psav->SavedBgColor != 0xffffffff) BCI_SEND(psav->SavedBgColor); BCI_SEND(BCI_X_Y(x1, y1)); BCI_SEND(BCI_X_Y(x2, y2)); BCI_SEND(BCI_W_H(w, h)); } /* * SetupForSolidFill is also called to set up for lines. */ static void SavageSetupForSolidFill( ScrnInfoPtr pScrn, int color, int rop, unsigned int planemask) { SavagePtr psav = SAVPTR(pScrn); XAAInfoRecPtr xaaptr = GET_XAAINFORECPTR_FROM_SCRNINFOPTR( pScrn ); int cmd; int mix; cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_SOLID; /* Don't send a color if we don't have to. */ if( rop == GXcopy ) { if( color == 0 ) rop = GXclear; else if( (unsigned int)color == xaaptr->FullPlanemask ) rop = GXset; } mix = SavageHelpSolidROP( pScrn, &color, planemask, &rop ); if( mix & ROP_PAT ) cmd |= BCI_CMD_SEND_COLOR; BCI_CMD_SET_ROP( cmd, rop ); psav->SavedBciCmd = cmd; psav->SavedFgColor = color; } static void SavageSubsequentSolidFillRect( ScrnInfoPtr pScrn, int x, int y, int w, int h) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; if( !w || !h ) return; psav->WaitQueue(psav,7); BCI_SEND(psav->SavedBciCmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); if( psav->SavedBciCmd & BCI_CMD_SEND_COLOR ) BCI_SEND(psav->SavedFgColor); BCI_SEND(BCI_X_Y(x, y)); BCI_SEND(BCI_W_H(w, h)); } static void SavageSetupForCPUToScreenColorExpandFill( ScrnInfoPtr pScrn, int fg, int bg, int rop, unsigned int planemask) { SavagePtr psav = SAVPTR(pScrn); int cmd; int mix; cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP | BCI_CMD_CLIP_LR | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_MONO; mix = SavageHelpPatternROP( pScrn, &fg, &bg, planemask, &rop ); if( mix & ROP_PAT ) cmd |= BCI_CMD_SEND_COLOR; BCI_CMD_SET_ROP( cmd, rop ); if (bg != -1) cmd |= BCI_CMD_SEND_COLOR; else cmd |= BCI_CMD_SRC_TRANSPARENT; psav->SavedBciCmd = cmd; psav->SavedFgColor = fg; psav->SavedBgColor = bg; } static void SavageSubsequentScanlineCPUToScreenColorExpandFill( ScrnInfoPtr pScrn, int x, int y, int w, int h, int skipleft) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; /* XAA will be sending bitmap data next. */ /* We should probably wait for empty/idle here. */ psav->WaitQueue(psav,22); BCI_SEND(psav->SavedBciCmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); BCI_SEND(BCI_CLIP_LR(x+skipleft, x+w-1)); w = (w + 31) & ~31; if( psav->SavedBciCmd & BCI_CMD_SEND_COLOR ) BCI_SEND(psav->SavedFgColor); if( psav->SavedBgColor != 0xffffffff ) BCI_SEND(psav->SavedBgColor); BCI_SEND(BCI_X_Y(x, y)); BCI_SEND(BCI_W_H(w, 1)); psav->Rect.x = x; psav->Rect.y = y + 1; psav->Rect.width = w; psav->Rect.height = h - 1; } static void SavageSubsequentColorExpandScanline( ScrnInfoPtr pScrn, int buffer_no) { /* This gets call after each scanline's image data has been sent. */ SavagePtr psav = SAVPTR(pScrn); xRectangle xr = psav->Rect; BCI_GET_PTR; if( xr.height ) { psav->WaitQueue(psav,20); BCI_SEND(BCI_X_Y( xr.x, xr.y)); BCI_SEND(BCI_W_H( xr.width, 1 )); psav->Rect.height--; psav->Rect.y++; } } /* * The meaning of the two pattern parameters to Setup & Subsequent for * Mono8x8Patterns varies depending on the flag bits. We specify * HW_PROGRAMMED_BITS, which means our hardware can handle 8x8 patterns * without caching in the frame buffer. Thus, Setup gets the pattern bits. * There is no way with BCI to rotate an 8x8 pattern, so we do NOT specify * HW_PROGRAMMED_ORIGIN. XAA will rotate it for us and pass the rotated * pattern to both Setup and Subsequent. If we DID specify PROGRAMMED_ORIGIN, * then Setup would get the unrotated pattern, and Subsequent gets the * origin values. */ static void SavageSetupForMono8x8PatternFill( ScrnInfoPtr pScrn, int patternx, int patterny, int fg, int bg, int rop, unsigned int planemask) { SavagePtr psav = SAVPTR(pScrn); int cmd; int mix; mix = XAAHelpPatternROP( pScrn, &fg, &bg, planemask, &rop ); cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP | BCI_CMD_DEST_PBD_NEW; if( mix & ROP_PAT ) cmd |= BCI_CMD_SEND_COLOR | BCI_CMD_PAT_MONO; if (bg == -1) cmd |= BCI_CMD_PAT_TRANSPARENT; BCI_CMD_SET_ROP(cmd, rop); psav->SavedBciCmd = cmd; psav->SavedFgColor = fg; psav->SavedBgColor = bg; } static void SavageSubsequentMono8x8PatternFillRect( ScrnInfoPtr pScrn, int pattern0, int pattern1, int x, int y, int w, int h) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; /* * I didn't think it was my job to do trivial rejection, but * miFillGeneralPolygon definitely generates null spans, and XAA * just passes them through. */ if( !w || !h ) return; psav->WaitQueue(psav,9); BCI_SEND(psav->SavedBciCmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); if( psav->SavedBciCmd & BCI_CMD_SEND_COLOR ) BCI_SEND(psav->SavedFgColor); if( psav->SavedBgColor != 0xffffffff ) BCI_SEND(psav->SavedBgColor); BCI_SEND(BCI_X_Y(x, y)); BCI_SEND(BCI_W_H(w, h)); if( psav->SavedBciCmd & BCI_CMD_PAT_MONO ) { BCI_SEND(pattern0); BCI_SEND(pattern1); } } #if 0 static void SavageSetupForColor8x8PatternFill( ScrnInfoPtr pScrn, int patternx, int patterny, int rop, unsigned planemask, int trans_col) { SavagePtr psav = SAVPTR(pScrn); int cmd; unsigned int bd; int pat_offset; /* ViRGEs and Savages do not support transparent color patterns. */ /* We set the NO_TRANSPARENCY bit, so we should never receive one. */ pat_offset = (int) (patternx * psav->Bpp + patterny * psav->Bpl); cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP | BCI_CMD_DEST_GBD | BCI_CMD_PAT_PBD_COLOR_NEW; (void) XAAHelpSolidROP( pScrn, &trans_col, planemask, &rop ); BCI_CMD_SET_ROP(cmd, rop); bd = BCI_BD_BW_DISABLE; BCI_BD_SET_BPP(bd, pScrn->bitsPerPixel); BCI_BD_SET_STRIDE(bd, 8); psav->SavedBciCmd = cmd; psav->SavedSbdOffset = pat_offset; psav->SavedSbd = bd; psav->SavedBgColor = trans_col; } static void SavageSubsequentColor8x8PatternFillRect( ScrnInfoPtr pScrn, int patternx, int patterny, int x, int y, int w, int h) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; if( !w || !h ) return; psav->WaitQueue(psav,6); BCI_SEND(psav->SavedBciCmd); BCI_SEND(psav->SavedSbdOffset); BCI_SEND(psav->SavedSbd); BCI_SEND(BCI_X_Y(patternx,patterny)); BCI_SEND(BCI_X_Y(x, y)); BCI_SEND(BCI_W_H(w, h)); } #endif static void SavageSubsequentSolidBresenhamLine( ScrnInfoPtr pScrn, int x1, int y1, int e1, int e2, int err, int length, int octant) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; int cmd; cmd = (psav->SavedBciCmd & 0x00ffffff); cmd |= BCI_CMD_LINE_LAST_PIXEL; #ifdef DEBUG_EXTRA ErrorF("BresenhamLine, (%4d,%4d), len %4d, oct %d, err %4d,%4d,%4d clr %08x\n", x1, y1, length, octant, e1, e2, err, psav->SavedFgColor ); #endif psav->WaitQueue(psav, 7 ); BCI_SEND(cmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); if( cmd & BCI_CMD_SEND_COLOR ) BCI_SEND( psav->SavedFgColor ); BCI_SEND(BCI_LINE_X_Y(x1, y1)); BCI_SEND(BCI_LINE_STEPS(e2-e1, e2)); BCI_SEND(BCI_LINE_MISC(length, (octant & YMAJOR), !(octant & XDECREASING), !(octant & YDECREASING), e2+err)); } static void SavageSetClippingRectangle( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; int cmd; #ifdef DEBUG_EXTRA ErrorF("ClipRect, (%4d,%4d)-(%4d,%4d) \n", x1, y1, x2, y2 ); #endif cmd = BCI_CMD_NOP | BCI_CMD_CLIP_NEW; psav->WaitQueue(psav,3); BCI_SEND(cmd); BCI_SEND(BCI_CLIP_TL(y1, x1)); BCI_SEND(BCI_CLIP_BR(y2, x2)); psav->SavedBciCmd |= BCI_CMD_CLIP_CURRENT; } static void SavageDisableClipping( ScrnInfoPtr pScrn ) { SavagePtr psav = SAVPTR(pScrn); #ifdef DEBUG_EXTRA ErrorF("Kill ClipRect\n"); #endif psav->SavedBciCmd &= ~BCI_CMD_CLIP_CURRENT; } void SavageWriteBitmapCPUToScreenColorExpand ( ScrnInfoPtr pScrn, int x, int y, int w, int h, unsigned char * src, int srcwidth, int skipleft, int fg, int bg, int rop, unsigned int planemask ) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; int i, j, count, reset; unsigned int cmd; CARD32 * srcp; /* We aren't using planemask at all here... */ if( !srcwidth ) return; cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP | BCI_CMD_SEND_COLOR | BCI_CMD_CLIP_LR | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_MONO; cmd |= XAAGetCopyROP(rop) << 16; if( bg == -1 ) cmd |= BCI_CMD_SRC_TRANSPARENT; BCI_SEND(cmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); BCI_SEND(BCI_CLIP_LR(x+skipleft, x+w-1)); BCI_SEND(fg); if( bg != -1 ) BCI_SEND(bg); /* Bitmaps come in in units of DWORDS, LSBFirst. This is exactly */ /* reversed of what we expect. */ count = (w + 31) / 32; /* src += ((srcx & ~31) / 8); */ /* The BCI region is 128k bytes. A screen-sized mono bitmap can */ /* exceed that. */ reset = 65536 / count; for (j = 0; j < h; j ++) { BCI_SEND(BCI_X_Y(x, y+j)); BCI_SEND(BCI_W_H(w, 1)); srcp = (CARD32 *) src; for (i = count; i > 0; srcp ++, i --) { /* We have to invert the bits in each byte. */ CARD32 u = *srcp; u = ((u & 0x0f0f0f0f) << 4) | ((u & 0xf0f0f0f0) >> 4); u = ((u & 0x33333333) << 2) | ((u & 0xcccccccc) >> 2); u = ((u & 0x55555555) << 1) | ((u & 0xaaaaaaaa) >> 1); BCI_SEND(u); } src += srcwidth; if( !--reset ) { BCI_RESET; reset = 65536 / count; } } } void SavageSetupForImageWrite( ScrnInfoPtr pScrn, int rop, unsigned planemask, int transparency_color, int bpp, int depth) { SavagePtr psav = SAVPTR(pScrn); int cmd; cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP | BCI_CMD_CLIP_LR | BCI_CMD_DEST_PBD_NEW | BCI_CMD_SRC_COLOR; cmd |= XAAGetCopyROP(rop) << 16; if( transparency_color != -1 ) cmd |= BCI_CMD_SRC_TRANSPARENT; psav->SavedBciCmd = cmd; psav->SavedBgColor = transparency_color; } void SavageSubsequentImageWriteRect ( ScrnInfoPtr pScrn, int x, int y, int w, int h, int skipleft) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; psav->WaitQueue( psav, 8 ); BCI_SEND(psav->SavedBciCmd); BCI_SEND(psav->GlobalBD.bd2.LoPart); BCI_SEND(psav->GlobalBD.bd2.HiPart); BCI_SEND(BCI_CLIP_LR(x+skipleft, x+w-1)); if( psav->SavedBgColor != 0xffffffff ) BCI_SEND(psav->SavedBgColor); BCI_SEND(BCI_X_Y(x, y)); BCI_SEND(BCI_W_H(w, h)); } #endif