/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/savage/savage_accel.c,v 1.23 2003/12/22 17:48:10 tsi Exp $ */ /* * * Copyright 1995-1997 The XFree86 Project, Inc. * */ /* * 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 * Revision: * */ #include "Xarch.h" #include "xaalocal.h" #include "xaarop.h" #include "miline.h" #include "savage_driver.h" #include "savage_regs.h" #include "savage_bci.h" #include "savage_streams.h" #ifdef XF86DRI #define _XF86DRI_SERVER_ #include "savage_dri.h" #endif /* Forward declaration of functions used in the driver */ 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); #if 0 static void SavageSubsequentSolidTwoPointLine( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2, int bias); #endif #if 0 static void SavageSetupForScreenToScreenColorExpand( ScrnInfoPtr pScrn, int bg, int fg, int rop, unsigned int planemask); static void SavageSubsequentScreenToScreenColorExpand( ScrnInfoPtr pScrn, int x, int y, int w, int h, int skipleft); #endif 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); #if 0 static void SavageSetupForColor8x8PatternFill( ScrnInfoPtr pScrn, int patternx, int patterny, int rop, unsigned planemask, int trans_col); static void SavageSubsequentColor8x8PatternFillRect( ScrnInfoPtr pScrn, int pattern0, int pattern1, int x, int y, int w, int h); #endif static void SavageSetClippingRectangle( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2); static void SavageDisableClipping( ScrnInfoPtr ); #if 0 static void SavageSubsequentSolidFillTrap( ScrnInfoPtr pScrn, int y, int h, int left, int dxl, int dyl, int el, int right, int dxr, int dyr, int er); #endif /* 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 ); unsigned long writedw( unsigned long addr, unsigned long value ); unsigned long readdw( unsigned long addr ); unsigned long readfb( unsigned long addr ); unsigned long writefb( unsigned long addr, unsigned long value ); void writescan( unsigned long scan, unsigned long color ); static int GetTileAperturePitch(ulong dwWidth, ulong dwBpp); void SavageSetGBD_M7(ScrnInfoPtr pScrn); void SavageSetGBD_Twister(ScrnInfoPtr pScrn); void SavageSetGBD_PM(ScrnInfoPtr pScrn); void SavageSetGBD_2000(ScrnInfoPtr pScrn); /* * This is used to cache the last known value for routines we want to * call from the debugger. */ ScrnInfoPtr gpScrn = 0; /* * returns the aperture pitch for tiled mode. * if MM850C_15 = 0 (use NB linear tile mode) the pitch is screen stride aligned to 128bytes * if MM850C_15 = 1 (use MS-1 128bit non-linear tile mode),we should do it as follows * we now only support the later, and don't use Y range flag,see tile surface register */ static int GetTileAperturePitch(ulong dwWidth, ulong dwBpp) { switch (dwBpp) { case 4: case 8: return(0x2000); break; case 16: return(0x1000); break; case 32: return(0x2000); break; default: return(0x2000); } } void SavageInitialize2DEngine(ScrnInfoPtr pScrn) { vgaHWPtr hwp = VGAHWPTR(pScrn); SavagePtr psav = SAVPTR(pScrn); unsigned int vgaCRIndex = hwp->IOBase + 4; unsigned int vgaCRReg = hwp->IOBase + 5; gpScrn = pScrn; VGAOUT16(vgaCRIndex, 0x0140); VGAOUT8(vgaCRIndex, 0x31); VGAOUT8(vgaCRReg, 0x0c); /* Setup plane masks */ OUTREG(0x8128, ~0); /* enable all write planes */ OUTREG(0x812C, ~0); /* enable all read planes */ OUTREG16(0x8134, 0x27); OUTREG16(0x8136, 0x07); switch( psav->Chipset ) { case S3_SAVAGE3D: case S3_SAVAGE_MX: /* Disable BCI */ OUTREG(0x48C18, INREG(0x48C18) & 0x3FF0); /* Setup BCI command overflow buffer */ OUTREG(0x48C14, (psav->cobOffset >> 11) | (psav->cobIndex << 29)); /* tim */ /*OUTREG(S3_OVERFLOW_BUFFER, psav->cobOffset >> 11 | 0xE0000000);*/ /* S3 */ /* Program shadow status update. */ OUTREG(0x48C10, 0x78207220); if( psav->ShadowStatus ) { OUTREG(0x48C0C, psav->ShadowPhysical | 1 ); /* Enable BCI and command overflow buffer */ OUTREG(0x48C18, INREG(0x48C18) | 0x0E); } else { OUTREG(0x48C0C, 0); /* Enable BCI and command overflow buffer */ OUTREG(0x48C18, INREG(0x48C18) | 0x0C); } break; case S3_SAVAGE4: case S3_TWISTER: case S3_PROSAVAGE: case S3_PROSAVAGEDDR: case S3_SUPERSAVAGE: /* Disable BCI */ OUTREG(0x48C18, INREG(0x48C18) & 0x3FF0); if (!psav->disableCOB) { /* Setup BCI command overflow buffer */ OUTREG(0x48C14, (psav->cobOffset >> 11) | (psav->cobIndex << 29)); } /* Program shadow status update */ /* AGD: what should this be? */ OUTREG(0x48C10, 0x00700040); /* tim */ /*OUTREG(0x48C10, 0x0e440f04L);*/ /* S3 */ if( psav->ShadowStatus ) { OUTREG(0x48C0C, psav->ShadowPhysical | 1 ); if (psav->disableCOB) { /* Enable BCI without the COB */ OUTREG(0x48C18, INREG(0x48C18) | 0x0a); } else { OUTREG32(0x48C18, INREG32(0x48C18) | 0x0E); } } else { OUTREG(0x48C0C, 0); if (psav->disableCOB) { /* Enable BCI without the COB */ OUTREG(0x48C18, INREG(0x48C18) | 0x08); } else { OUTREG32(0x48C18, INREG32(0x48C18) | 0x0C); } } break; case S3_SAVAGE2000: /* Disable BCI */ OUTREG(0x48C18, 0); /* Setup BCI command overflow buffer */ OUTREG(0x48C18, (psav->cobOffset >> 7) | (psav->cobIndex)); if( psav->ShadowStatus ) { /* Set shadow update threshholds. */ OUTREG(0x48C10, 0x6090 ); OUTREG(0x48C14, 0x70A8 ); /* Enable shadow status update */ OUTREG(0x48A30, psav->ShadowPhysical ); /* Enable BCI, command overflow buffer and shadow status. */ OUTREG(0x48C18, INREG(0x48C18) | 0x00380000 ); } else { /* Disable shadow status update */ OUTREG(0x48A30, 0); /* Enable BCI and command overflow buffer */ OUTREG(0x48C18, INREG(0x48C18) | 0x00280000 ); } break; } /* Use and set global bitmap descriptor. */ /* For reasons I do not fully understand yet, on the Savage4, the */ /* write to the GBD register, MM816C, does not "take" at this time. */ /* Only the low-order byte is acknowledged, resulting in an incorrect */ /* stride. Writing the register later, after the mode switch, works */ /* correctly. This needs to get resolved. */ SavageSetGBD(pScrn); } void SavageSetGBD(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); UnProtectCRTC(); UnLockExtRegs(); VerticalRetraceWait(); psav->lDelta = pScrn->virtualX * (pScrn->bitsPerPixel >> 3); /* * we can use Option "DisableTile" "TRUE" to disable tile mode * if don't disable tile,we only support tile mode under 16/32bpp */ if ((!psav->bDisableTile) && ((pScrn->bitsPerPixel == 16) || (pScrn->bitsPerPixel == 32))) { /* tileing in 16/32 BPP */ psav->bTiled = TRUE; psav->lDelta = ((psav->lDelta + 127) >> 7) << 7; if (psav->Chipset == S3_SAVAGE_MX || psav->Chipset == S3_SAVAGE3D) psav->ulAperturePitch = 0x2000; else psav->ulAperturePitch = GetTileAperturePitch(pScrn->virtualX,pScrn->bitsPerPixel); /* Use the aperture for linear screen */ psav->FBStart = psav->ApertureMap; } else { psav->bTiled = FALSE; /* 32: Alignment for nontiled mode */ psav->lDelta = ((psav->lDelta + 31) >> 5) << 5; psav->ulAperturePitch = psav->lDelta; } /* if you are using linear mode for 2D, 3D still needs to be tiled, linear AperturePitch/Delta seem to be wrong for savagespan */ if (psav->Chipset == S3_SAVAGE_MX || psav->Chipset == S3_SAVAGE3D) psav->ul3DAperturePitch = 0x2000; else psav->ul3DAperturePitch = GetTileAperturePitch(pScrn->virtualX,pScrn->bitsPerPixel); psav->l3DDelta = (((pScrn->virtualX * (pScrn->bitsPerPixel >> 3)) + 127) >> 7) << 7; psav->Bpp = pScrn->bitsPerPixel >> 3; psav->cxMemory = psav->lDelta / (psav->Bpp); psav->cyMemory = psav->endfb / psav->lDelta - 1; /*psav->cyMemory = (psav->CursorKByte << 10) / (pScrn->displayWidth * (pScrn->bitsPerPixel / 8));*/ /* ??????????? */ if (psav->cyMemory > 2048) psav->cyMemory = 2048; /* * If tiling, adjust down psav->cyMemory to the last multiple * of a tileheight, so that we don't try to use partial tiles. */ if (psav->bTiled) { psav->cyMemory -= (psav->cyMemory % 16); } /* * Initialization per GX-3. * * 1. MM48C18 - Disable BCI. * 2. MM48C0C - Enable updating shadow status * and initialize shadow memory address. * 2b. MM48C18 - bit 1 = 1, Enable Command Buffer status updates * (S3_OVERFLOW_BUFFER_PTR) * 3. MM48C10 - Initialize command buffer threshold * (S3_BUFFER_THRESHOLD) * 4. MM48C14 - Setup command buffer offset and size * (S3_OVERFLOW_BUFFER) * 5. MM816C - Enable BCI. * 6. MM48C40 - Setup tiled surface 0 register. * 7. CR31 - bit 0 = 0, Disable address offset bits(CR6A_6-0). * 8. CR50 - bit 7,6,0 = 111, Use Global Bitmap Descriptor. * 9. CR88 - bit 4 = 0, Block write on (linear mode) IFF we know we * have the right kind of SGRAM memory, * bit 4 = 1, Block write off (always off if tiling) * 10.CR69 - Bit 7 = 1, MM81C0 and 81C4 are used to control * primary stream. * 11.MM8128, MM812c - Setup read/write mask registers * 12.MM816C, MM8168 - Set up Global Bitmap Descriptor 1 and 2. */ switch (psav->Chipset) { case S3_SAVAGE3D: case S3_SAVAGE_MX: SavageSetGBD_M7(pScrn); break; case S3_SAVAGE4: case S3_TWISTER: case S3_PROSAVAGE: case S3_PROSAVAGEDDR: SavageSetGBD_Twister(pScrn); break; case S3_SUPERSAVAGE: SavageSetGBD_PM(pScrn); break; case S3_SAVAGE2000: SavageSetGBD_2000(pScrn); break; } } void SavageSetGBD_Twister(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); ulong ulTmp; uchar byte; int bci_enable, tile16, tile32; if (psav->Chipset == S3_SAVAGE4) { bci_enable = BCI_ENABLE; tile16 = TILE_FORMAT_DESTINATION16; tile32 = TILE_FORMAT_DESTINATION32; } else { bci_enable = BCI_ENABLE_TWISTER; tile16 = TILE_DESTINATION; tile32 = TILE_DESTINATION; } /* MM81C0 and 81C4 are used to control primary stream. */ OUTREG32(PSTREAM_FBADDR0_REG,0x00000000); OUTREG32(PSTREAM_FBADDR1_REG,0x00000000); /* * Program Primary Stream Stride Register. * * Tell engine if tiling on or off, set primary stream stride, and * if tiling, set tiling bits/pixel and primary stream tile offset. * Note that tile offset (bits 16 - 29) must be scanline width in * bytes/128bytespertile * 256 Qwords/tile. This is equivalent to * lDelta * 2. Remember that if tiling, lDelta is screenwidth in * bytes padded up to an even number of tilewidths. */ if (!psav->bTiled) { OUTREG32(PSTREAM_STRIDE_REG, (((psav->lDelta * 2) << 16) & 0x3FFFE000) | (psav->lDelta & 0x00001fff)); } else if (pScrn->bitsPerPixel == 16) { /* Scanline-length-in-bytes/128-bytes-per-tile * 256 Qwords/tile */ OUTREG32(PSTREAM_STRIDE_REG, (((psav->lDelta * 2) << 16) & 0x3FFFE000) | 0x80000000 | (psav->lDelta & 0x00001fff)); } else if (pScrn->bitsPerPixel == 32) { OUTREG32(PSTREAM_STRIDE_REG, (((psav->lDelta * 2) << 16) & 0x3FFFE000) | 0xC0000000 | (psav->lDelta & 0x00001fff)); } /* * CR69, bit 7 = 1 * to use MM streams processor registers to control primary stream. */ OUTREG8(CRT_ADDRESS_REG,0x69); byte = INREG8(CRT_DATA_REG) | 0x80; OUTREG8(CRT_DATA_REG,byte); OUTREG32(0x8128, 0xFFFFFFFFL); OUTREG32(0x812C, 0xFFFFFFFFL); OUTREG32(S3_BCI_GLB_BD_HIGH, bci_enable | S3_LITTLE_ENDIAN | S3_BD64); /* CR50, bit 7,6,0 = 111, Use GBD.*/ OUTREG8(CRT_ADDRESS_REG,0x50); byte = INREG8(CRT_DATA_REG) | 0xC1; OUTREG8(CRT_DATA_REG, byte); /* * if MS1NB style linear tiling mode. * bit MM850C[15] = 0 select NB linear tile mode. * bit MM850C[15] = 1 select MS-1 128-bit non-linear tile mode. */ ulTmp = INREG32(ADVANCED_FUNC_CTRL) | 0x8000; /* use MS-s style tile mode*/ OUTREG32(ADVANCED_FUNC_CTRL,ulTmp); /* * Set up Tiled Surface Registers * Bit 25:20 - Surface width in tiles. * Bit 29 - Y Range Flag. * Bit 31:30 = 00, 4 bpp. * = 01, 8 bpp. * = 10, 16 bpp. * = 11, 32 bpp. */ /* * Global Bitmap Descriptor Register MM816C - twister/prosavage * bit 24~25: tile format * 00: linear * 01: destination tiling format * 10: texture tiling format * 11: reserved * bit 28: block write disble/enable * 0: disable * 1: enable */ /* * Global Bitmap Descriptor Register MM816C - savage4 * bit 24~25: tile format * 00: linear * 01: reserved * 10: 16 bpp tiles * 11: 32 bpp tiles * bit 28: block write disable/enable * 0: enable * 1: disable */ if (!psav->bTiled) { /* * Do not enable block_write even for non-tiling modes, because * the driver cannot determine if the memory type is the certain * type of SGRAM for which block_write can be used. */ psav->GlobalBD.bd1.HighPart.ResBWTile = TILE_FORMAT_LINEAR;/* linear */ } else if (pScrn->bitsPerPixel == 16) { psav->GlobalBD.bd1.HighPart.ResBWTile = tile16; /* 16 bpp/destination tiling format */ ulTmp = (((pScrn->virtualX + 0x3F) & 0x0000FFC0) >> 6) << 20; OUTREG32(TILED_SURFACE_REGISTER_0,ulTmp | TILED_SURF_BPP16); } else if (pScrn->bitsPerPixel == 32) { psav->GlobalBD.bd1.HighPart.ResBWTile = tile32; /* 32 bpp/destination tiling format */ ulTmp = ( ((pScrn->virtualX + 0x1F) & 0x0000FFE0) >> 5) << 20; OUTREG32(TILED_SURFACE_REGISTER_0,ulTmp | TILED_SURF_BPP32); } psav->GlobalBD.bd1.HighPart.ResBWTile |= 0x10;/* disable block write - was 0 */ /* HW uses width */ psav->GlobalBD.bd1.HighPart.Stride = (ushort) psav->lDelta / (pScrn->bitsPerPixel >> 3); psav->GlobalBD.bd1.HighPart.Bpp = (uchar) (pScrn->bitsPerPixel); psav->GlobalBD.bd1.Offset = 0; /* * CR88, bit 4 - Block write enabled/disabled. * * Note: Block write must be disabled when writing to tiled * memory. Even when writing to non-tiled memory, block * write should only be enabled for certain types of SGRAM. */ OUTREG8(CRT_ADDRESS_REG,0x88); byte = INREG8(CRT_DATA_REG) | DISABLE_BLOCK_WRITE_2D; OUTREG8(CRT_DATA_REG,byte); /* * CR31, bit 0 = 0, Disable address offset bits(CR6A_6-0). * bit 0 = 1, Enable 8 Mbytes of display memory thru 64K window * at A000:0. */ OUTREG8(CRT_ADDRESS_REG,MEMORY_CONFIG_REG); /* cr31 */ byte = INREG8(CRT_DATA_REG) & (~(ENABLE_CPUA_BASE_A0000)); OUTREG8(CRT_DATA_REG,byte); /* perhaps this should be 0x0c */ /* turn on screen */ OUTREG8(SEQ_ADDRESS_REG,0x01); byte = INREG8(SEQ_DATA_REG) & ~0x20; OUTREG8(SEQ_DATA_REG,byte); /* program the GBD and SBD's */ OUTREG32(S3_GLB_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_GLB_BD_HIGH,psav->GlobalBD.bd2.HiPart | bci_enable | S3_LITTLE_ENDIAN | S3_BD64); OUTREG32(S3_PRI_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_PRI_BD_HIGH,psav->GlobalBD.bd2.HiPart); OUTREG32(S3_SEC_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_SEC_BD_HIGH,psav->GlobalBD.bd2.HiPart); } void SavageSetGBD_M7(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); ulong ulTmp; uchar byte; int bci_enable, tile16, tile32; bci_enable = BCI_ENABLE; tile16 = TILE_FORMAT_DESTINATION16; tile32 = TILE_FORMAT_DESTINATION32; /* following is the enable case */ /* SR01:turn off screen */ OUTREG8 (SEQ_ADDRESS_REG,0x01); byte = INREG8(SEQ_DATA_REG) | 0x20; OUTREG8(SEQ_DATA_REG,byte); /* * CR67_3: * = 1 stream processor MMIO address and stride register * are used to control the primary stream * = 0 standard VGA address and stride registers * are used to control the primary streams */ OUTREG8(CRT_ADDRESS_REG,0x67); byte = INREG8(CRT_DATA_REG) | 0x08; OUTREG8(CRT_DATA_REG,byte); /* IGA 2 */ OUTREG16(SEQ_ADDRESS_REG,SELECT_IGA2_READS_WRITES); OUTREG8(CRT_ADDRESS_REG,0x67); byte = INREG8(CRT_DATA_REG) | 0x08; OUTREG8(CRT_DATA_REG,byte); OUTREG16(SEQ_ADDRESS_REG,SELECT_IGA1); /* * load ps1 active registers as determined by MM81C0/81C4 * load ps2 active registers as determined by MM81B0/81B4 */ OUTREG8(CRT_ADDRESS_REG,0x65); byte = INREG8(CRT_DATA_REG) | 0x03; OUTREG8(CRT_DATA_REG,byte); #if 0 /* Set primary stream to bank 0 */ OUTREG8(CRT_ADDRESS_REG, MEMORY_CTRL0_REG);/* CRCA */ byte = INREG8(CRT_DATA_REG) & ~(MEM_PS1 + MEM_PS2) ; OUTREG8(CRT_DATA_REG,byte); /* * if we have 8MB of frame buffer here then we must really be a 16MB * card and that means that the second device is always in the upper * bank of memory (MHS) */ if (psav->videoRambytes >= 0x800000) { /* 16MB Video Memory cursor is at the end in Bank 1 */ byte |= 0x3; OUTREG16(CRT_ADDRESS_REG, (byte << 8) | MEMORY_CTRL0_REG); } #endif /* MM81C0 and 81C4 are used to control primary stream. */ OUTREG32(PRI_STREAM_FBUF_ADDR0,0x00000000); OUTREG32(PRI_STREAM_FBUF_ADDR1,0x00000000); OUTREG32(PRI_STREAM2_FBUF_ADDR0,0x00000000); OUTREG32(PRI_STREAM2_FBUF_ADDR1,0x00000000); /* * Program Primary Stream Stride Register. * * Tell engine if tiling on or off, set primary stream stride, and * if tiling, set tiling bits/pixel and primary stream tile offset. * Note that tile offset (bits 16 - 29) must be scanline width in * bytes/128bytespertile * 256 Qwords/tile. This is equivalent to * lDelta * 2. Remember that if tiling, lDelta is screenwidth in * bytes padded up to an even number of tilewidths. */ if (!psav->bTiled) { OUTREG32(PRI_STREAM_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | (psav->lDelta & 0x00003fff)); OUTREG32(PRI_STREAM2_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | (psav->lDelta & 0x00003fff)); } else if (pScrn->bitsPerPixel == 16) { /* Scanline-length-in-bytes/128-bytes-per-tile * 256 Qwords/tile */ OUTREG32(PRI_STREAM_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0x80000000 | (psav->lDelta & 0x00003fff)); OUTREG32(PRI_STREAM2_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0x80000000 | (psav->lDelta & 0x00003fff)); } else if (pScrn->bitsPerPixel == 32) { OUTREG32(PRI_STREAM_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0xC0000000 | (psav->lDelta & 0x00003fff)); OUTREG32(PRI_STREAM2_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0xC0000000 | (psav->lDelta & 0x00003fff)); } OUTREG32(0x8128, 0xFFFFFFFFL); OUTREG32(0x812C, 0xFFFFFFFFL); OUTREG32(S3_BCI_GLB_BD_HIGH, bci_enable | S3_LITTLE_ENDIAN | S3_BD64); /* CR50, bit 7,6,0 = 111, Use GBD.*/ OUTREG8(CRT_ADDRESS_REG,0x50); byte = INREG8(CRT_DATA_REG) | 0xC1; OUTREG8(CRT_DATA_REG, byte); /* * CR78, bit 3 - Block write enabled(1)/disabled(0). * bit 2 - Block write cycle time(0:2 cycles,1: 1 cycle) * Note: Block write must be disabled when writing to tiled * memory. Even when writing to non-tiled memory, block * write should only be enabled for certain types of SGRAM. */ OUTREG8(CRT_ADDRESS_REG,0x78); /*byte = INREG8(CRT_DATA_REG) & ~0x0C;*/ byte = INREG8(CRT_DATA_REG) | 0xfb; OUTREG8(CRT_DATA_REG,byte); /* * Tiled Surface 0 Registers MM48C40: * bit 0~23: tile surface 0 frame buffer offset * bit 24~29:tile surface 0 width * bit 30~31:tile surface 0 bits/pixel * 00: reserved * 01, 8 bits * 10, 16 Bits. * 11, 32 Bits. */ /* * Global Bitmap Descriptor Register MM816C * bit 24~25: tile format * 00: linear * 01: reserved * 10: 16 bit * 11: 32 bit * bit 28: block write disble/enable * 0: enable * 1: disable */ if (!psav->bTiled) { /* * Do not enable block_write even for non-tiling modes, because * the driver cannot determine if the memory type is the certain * type of SGRAM for which block_write can be used. */ psav->GlobalBD.bd1.HighPart.ResBWTile = TILE_FORMAT_LINEAR;/* linear */ } else if (pScrn->bitsPerPixel == 16) { psav->GlobalBD.bd1.HighPart.ResBWTile = tile16;/* 16 bit */ ulTmp = ((psav->lDelta / 2) >> 6) << 24; OUTREG32(TILED_SURFACE_REGISTER_0,ulTmp | TILED_SURF_BPP16); } else if (pScrn->bitsPerPixel == 32) { psav->GlobalBD.bd1.HighPart.ResBWTile = tile32;/* 32 bit */ ulTmp = ((psav->lDelta / 4) >> 5) << 24; OUTREG32(TILED_SURFACE_REGISTER_0,ulTmp | TILED_SURF_BPP32); } psav->GlobalBD.bd1.HighPart.ResBWTile |= 0x10;/* disable block write */ /* HW uses width */ psav->GlobalBD.bd1.HighPart.Stride = (ushort)(psav->lDelta / (pScrn->bitsPerPixel >> 3)); psav->GlobalBD.bd1.HighPart.Bpp = (uchar) (pScrn->bitsPerPixel); psav->GlobalBD.bd1.Offset = 0; /* * CR31, bit 0 = 0, Disable address offset bits(CR6A_6-0). * bit 0 = 1, Enable 8 Mbytes of display memory thru 64K window * at A000:0. */ OUTREG8(CRT_ADDRESS_REG,MEMORY_CONFIG_REG); /* cr31 */ byte = INREG8(CRT_DATA_REG) & (~(ENABLE_CPUA_BASE_A0000)); OUTREG8(CRT_DATA_REG,byte); /* program the GBD and SBD's */ OUTREG32(S3_GLB_BD_LOW,psav->GlobalBD.bd2.LoPart ); /* 8: bci enable */ OUTREG32(S3_GLB_BD_HIGH,(psav->GlobalBD.bd2.HiPart | bci_enable | S3_LITTLE_ENDIAN | S3_BD64)); OUTREG32(S3_PRI_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_PRI_BD_HIGH,psav->GlobalBD.bd2.HiPart); OUTREG32(S3_SEC_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_SEC_BD_HIGH,psav->GlobalBD.bd2.HiPart); /* turn on screen */ OUTREG8(SEQ_ADDRESS_REG,0x01); byte = INREG8(SEQ_DATA_REG) & ~0X20; OUTREG8(SEQ_DATA_REG,byte); } void SavageSetGBD_PM(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); ulong ulTmp; uchar byte; int bci_enable, tile16, tile32; /* Is supersavage like savage4 or twister? * change the bci_enable and tile bits here. */ bci_enable = BCI_ENABLE_TWISTER; tile16 = TILE_DESTINATION; tile32 = TILE_DESTINATION; /* following is the enable case */ /* SR01:turn off screen */ OUTREG8 (SEQ_ADDRESS_REG,0x01); byte = INREG8(SEQ_DATA_REG) | 0x20; OUTREG8(SEQ_DATA_REG,byte); /* * CR67_3: * = 1 stream processor MMIO address and stride register * are used to control the primary stream * = 0 standard VGA address and stride registers * are used to control the primary streams */ OUTREG8(CRT_ADDRESS_REG,0x67); byte = INREG8(CRT_DATA_REG) | 0x08; OUTREG8(CRT_DATA_REG,byte); /* IGA 2 */ OUTREG16(SEQ_ADDRESS_REG,SELECT_IGA2_READS_WRITES); OUTREG8(CRT_ADDRESS_REG,0x67); byte = INREG8(CRT_DATA_REG) | 0x08; OUTREG8(CRT_DATA_REG,byte); OUTREG16(SEQ_ADDRESS_REG,SELECT_IGA1); /* * load ps1 active registers as determined by MM81C0/81C4 * load ps2 active registers as determined by MM81B0/81B4 */ OUTREG8(CRT_ADDRESS_REG,0x65); byte = INREG8(CRT_DATA_REG) | 0x03; OUTREG8(CRT_DATA_REG,byte); /* * Program Primary Stream Stride Register. * * Tell engine if tiling on or off, set primary stream stride, and * if tiling, set tiling bits/pixel and primary stream tile offset. * Note that tile offset (bits 16 - 29) must be scanline width in * bytes/128bytespertile * 256 Qwords/tile. This is equivalent to * lDelta * 2. Remember that if tiling, lDelta is screenwidth in * bytes padded up to an even number of tilewidths. */ if (!psav->bTiled) { OUTREG32(PRI_STREAM_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | (psav->lDelta & 0x00001fff)); OUTREG32(PRI_STREAM2_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | (psav->lDelta & 0x00001fff)); } else if (pScrn->bitsPerPixel == 16) { /* Scanline-length-in-bytes/128-bytes-per-tile * 256 Qwords/tile */ OUTREG32(PRI_STREAM_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0x80000000 | (psav->lDelta & 0x00001fff)); OUTREG32(PRI_STREAM2_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0x80000000 | (psav->lDelta & 0x00001fff)); } else if (pScrn->bitsPerPixel == 32) { OUTREG32(PRI_STREAM_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0xC0000000 | (psav->lDelta & 0x00001fff)); OUTREG32(PRI_STREAM2_STRIDE, (((psav->lDelta * 2) << 16) & 0x3FFF0000) | 0xC0000000 | (psav->lDelta & 0x00001fff)); } /* MM81C0 and 81C4 are used to control primary stream. */ /*OUTREG32(PRI_STREAM_FBUF_ADDR0,0x80000000);*/ OUTREG32(PRI_STREAM_FBUF_ADDR0,0x00000000); OUTREG32(PRI_STREAM_FBUF_ADDR1,0x00000000); /*OUTREG32(PRI_STREAM2_FBUF_ADDR0,0x80000000);*/ OUTREG32(PRI_STREAM2_FBUF_ADDR0,0x00000000); OUTREG32(PRI_STREAM2_FBUF_ADDR1,0x00000000); OUTREG32(0x8128, 0xFFFFFFFFL); OUTREG32(0x812C, 0xFFFFFFFFL); /* bit 28:block write disable */ OUTREG32(S3_GLB_BD_HIGH, bci_enable | S3_BD64 | 0x10000000); /* CR50, bit 7,6,0 = 111, Use GBD.*/ OUTREG8(CRT_ADDRESS_REG,0x50); byte = INREG8(CRT_DATA_REG) | 0xC1; OUTREG8(CRT_DATA_REG, byte); if (!psav->bTiled) { /* * Do not enable block_write even for non-tiling modes, because * the driver cannot determine if the memory type is the certain * type of SGRAM for which block_write can be used. */ psav->GlobalBD.bd1.HighPart.ResBWTile = TILE_FORMAT_LINEAR;/* linear */ } else if (pScrn->bitsPerPixel == 16) { psav->GlobalBD.bd1.HighPart.ResBWTile = tile16;/* tile format destination */ ulTmp = (((pScrn->virtualX + 0x3f) & 0x0000ffc0) >> 6) << 20; OUTREG32(TILED_SURFACE_REGISTER_0,ulTmp | TILED_SURF_BPP16); } else if (pScrn->bitsPerPixel == 32) { psav->GlobalBD.bd1.HighPart.ResBWTile = tile32;/* tile format destination */ ulTmp = (((pScrn->virtualX + 0x1f) & 0x0000ffe0) >> 5) << 20; OUTREG32(TILED_SURFACE_REGISTER_0,ulTmp | TILED_SURF_BPP32); } psav->GlobalBD.bd1.HighPart.ResBWTile |= 0x10;/* disable block write */ /* HW uses width */ psav->GlobalBD.bd1.HighPart.Stride = (ushort)(psav->lDelta / (pScrn->bitsPerPixel >> 3)); psav->GlobalBD.bd1.HighPart.Bpp = (uchar) (pScrn->bitsPerPixel); psav->GlobalBD.bd1.Offset = 0; /* * CR31, bit 0 = 0, Disable address offset bits(CR6A_6-0). * bit 0 = 1, Enable 8 Mbytes of display memory thru 64K window * at A000:0. */ OUTREG8(CRT_ADDRESS_REG,MEMORY_CONFIG_REG); byte = INREG8(CRT_DATA_REG) & (~(ENABLE_CPUA_BASE_A0000)); OUTREG8(CRT_DATA_REG,byte); /* program the GBD and SBDs */ OUTREG32(S3_GLB_BD_LOW,psav->GlobalBD.bd2.LoPart ); OUTREG32(S3_GLB_BD_HIGH,(psav->GlobalBD.bd2.HiPart | bci_enable /* AGD: shouldn't BCI be enabled? */ | S3_LITTLE_ENDIAN | 0x10000000 | S3_BD64)); OUTREG32(S3_PRI_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_PRI_BD_HIGH,psav->GlobalBD.bd2.HiPart); OUTREG32(S3_SEC_BD_LOW,psav->GlobalBD.bd2.LoPart); OUTREG32(S3_SEC_BD_HIGH,psav->GlobalBD.bd2.HiPart); /* turn on screen */ OUTREG8(SEQ_ADDRESS_REG,0x01); byte = INREG8(SEQ_DATA_REG) & ~0x20; OUTREG8(SEQ_DATA_REG,byte); } void SavageSetGBD_2000(ScrnInfoPtr pScrn) { vgaHWPtr hwp = VGAHWPTR(pScrn); SavagePtr psav = SAVPTR(pScrn); unsigned int vgaCRIndex = hwp->IOBase + 4; unsigned int vgaCRReg = hwp->IOBase + 5; unsigned long GlobalBitmapDescriptor; /* AGD: no idea how to program savage2000 GBD... for now default to Tim's method */ GlobalBitmapDescriptor = 1 | 8 | BCI_BD_BW_DISABLE; BCI_BD_SET_BPP(GlobalBitmapDescriptor, pScrn->bitsPerPixel); BCI_BD_SET_STRIDE(GlobalBitmapDescriptor, pScrn->displayWidth); /* Turn on 16-bit register access. */ VGAOUT8(vgaCRIndex, 0x31); VGAOUT8(vgaCRReg, 0x0c); /* Set stride to use GBD. */ VGAOUT8(vgaCRIndex, 0x50); VGAOUT8(vgaCRReg, VGAIN8(vgaCRReg) | 0xC1); /* Enable 2D engine. */ VGAOUT16(vgaCRIndex, 0x0140); /* Now set the GBD and SBDs. */ OUTREG(0x8168, 0); OUTREG(0x816C, GlobalBitmapDescriptor); OUTREG(0x8170, 0); OUTREG(0x8174, GlobalBitmapDescriptor); OUTREG(0x8178, 0); OUTREG(0x817C, GlobalBitmapDescriptor); OUTREG(PRI_STREAM_STRIDE, pScrn->displayWidth * pScrn->bitsPerPixel >> 3); OUTREG(SEC_STREAM_STRIDE, pScrn->displayWidth * pScrn->bitsPerPixel >> 3); } /* Acceleration init function, sets up pointers to our accelerated functions */ Bool SavageInitAccel(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; SavagePtr psav = SAVPTR(pScrn); XAAInfoRecPtr xaaptr; BoxRec AvailFBArea; /* 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())) return FALSE; xaaptr->Flags = 0 | PIXMAP_CACHE | OFFSCREEN_PIXMAPS | LINEAR_FRAMEBUFFER ; /* 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 ; if( psav->Chipset == S3_SAVAGE4 ) xaaptr->Mono8x8PatternFillFlags |= NO_TRANSPARENCY; #endif /* Color 8x8 pattern fills */ /* * With the exception of the Savage3D and Savage4, all of the Savage * chips require that bitmap descriptors have a stride that is a * multiple of 16 pixels. This includes any descriptor used for * color pattern fills, which COMPLETELY screws the XAA 8x8 color * pattern support. * * We could double the width ourselves into a reserved frame buffer * section, but since I went 18 months with only ONE report of this * error, it seems hardly worth the trouble. */ #if 0 if( (psav->Chipset == S3_SAVAGE3D) || (psav->Chipset == S3_SAVAGE4) ) { xaaptr->SetupForColor8x8PatternFill = SavageSetupForColor8x8PatternFill; xaaptr->SubsequentColor8x8PatternFillRect = SavageSubsequentColor8x8PatternFillRect; xaaptr->Color8x8PatternFillFlags = 0 | NO_TRANSPARENCY | HARDWARE_PATTERN_PROGRAMMED_BITS | HARDWARE_PATTERN_PROGRAMMED_ORIGIN ; } #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; /* WriteBitmap color expand */ #if 0 xaaptr->WriteBitmapFlags = NO_PLANEMASK; xaaptr->WriteBitmap = SavageWriteBitmapCPUToScreenColorExpand; #endif /* Screen to Screen color expansion. Not implemented. */ #if 0 xaaptr->SetupForScreenToScreenColorExpand = SavageSetupForScreenToScreenColorExpand; xaaptr->SubsequentScreenToScreenColorExpand = SavageSubsequentCPUToScreenColorExpand; #endif /* 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. */ #ifdef XF86DRI if (psav->directRenderingEnabled) { SAVAGEDRIServerPrivatePtr pSAVAGEDRIServer = psav->DRIServerInfo; BoxRec MemBox; int cpp = pScrn->bitsPerPixel / 8; /*int widthBytes = pScrn->displayWidth * cpp;*/ int widthBytes = psav->lDelta; /*int widthBytes = psav->l3DDelta;*/ int bufferSize = ((pScrn->virtualY * widthBytes + SAVAGE_BUFFER_ALIGN) & ~SAVAGE_BUFFER_ALIGN); int tiledwidthBytes,tiledBufferSize; pSAVAGEDRIServer->frontbufferSize = bufferSize; /*tiledwidthBytes = psav->lDelta;*/ tiledwidthBytes = psav->l3DDelta; if (cpp == 2) { tiledBufferSize = ((pScrn->virtualX+63)/64)*((pScrn->virtualY+15)/16) *2048; } else { tiledBufferSize = ((pScrn->virtualX+31)/32)*((pScrn->virtualY+15)/16) *2048; } /*set Depth buffer to 32bpp*/ /*tiledwidthBytes_Z = ((pScrn->virtualX + 31)& ~0x0000001F)*4; tiledBufferSize_Z = ((pScrn->virtualX+31)/32)*((pScrn->virtualY+15)/16) *2048;*/ pSAVAGEDRIServer->backbufferSize = tiledBufferSize; /*pSAVAGEDRIServer->depthbufferSize = tiledBufferSize_Z;*/ pSAVAGEDRIServer->depthbufferSize = tiledBufferSize; xf86DrvMsg(pScrn->scrnIndex,X_INFO, "virtualX:%d,virtualY:%d\n", pScrn->virtualX,pScrn->virtualY); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "bpp:%d,tiledwidthBytes:%d,tiledBufferSize:%d \n", pScrn->bitsPerPixel, tiledwidthBytes,tiledBufferSize); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "bpp:%d,widthBytes:%d,BufferSize:%d \n", pScrn->bitsPerPixel, widthBytes,bufferSize); pSAVAGEDRIServer->frontOffset = 0; /* AGD: should probably be pScrn->fbOffset */ pSAVAGEDRIServer->frontPitch = widthBytes; /* Try for front, back, depth, and two framebuffers worth of * pixmap cache. Should be enough for a fullscreen background * image plus some leftovers. */ /* pSAVAGEDRIServer->textureSize = psav->videoRambytes - tiledBufferSize - tiledBufferSize_Z - -0x602000;*/ pSAVAGEDRIServer->textureSize = psav->videoRambytes - 4096 - /* hw cursor*/ psav->cobSize - /*COB*/ bufferSize- tiledBufferSize - tiledBufferSize - 0x200000; xf86DrvMsg( pScrn->scrnIndex, X_INFO, "videoRambytes:0x%08lx \n", psav->videoRambytes); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "textureSize:0x%08lx \n", pSAVAGEDRIServer->textureSize); /* If that gives us less than half the available memory, let's * be greedy and grab some more. Sorry, I care more about 3D * performance than playing nicely, and you'll get around a full * framebuffer's worth of pixmap cache anyway. */ #if 0 if ( pSAVAGEDRIServer->textureSize < (int)psav->FbMapSize / 2 ) { pSAVAGEDRIServer->textureSize = psav->FbMapSize - 4 * bufferSize; } #endif /* Check to see if there is more room available after the maximum * scanline for textures. */ #if 0 if ( (int)psav->FbMapSize - maxlines * widthBytes - bufferSize * 2 > pSAVAGEDRIServer->textureSize ) { pSAVAGEDRIServer->textureSize = (psav->FbMapSize - maxlines * widthBytes - bufferSize * 2); } #endif /* Set a minimum usable local texture heap size. This will fit * two 256x256x32bpp textures. */ if ( pSAVAGEDRIServer->textureSize < 512 * 1024 ) { pSAVAGEDRIServer->textureOffset = 0; pSAVAGEDRIServer->textureSize = 0; } xf86DrvMsg( pScrn->scrnIndex, X_INFO, "textureSize:0x%08lx \n", pSAVAGEDRIServer->textureSize); /* Reserve space for textures */ /* if (pSAVAGEDRIServer->textureSize)*/ pSAVAGEDRIServer->textureOffset = (psav->videoRambytes - 4096 - /* hw cursor*/ psav->cobSize - /*COB*/ pSAVAGEDRIServer->textureSize) & ~SAVAGE_BUFFER_ALIGN; xf86DrvMsg( pScrn->scrnIndex, X_INFO, "textureOffset:0x%08lx \n", pSAVAGEDRIServer->textureOffset); /* Reserve space for the shared depth buffer */ /*pSAVAGEDRIServer->depthOffset = (pSAVAGEDRIServer->textureOffset - tiledBufferSize_Z + SAVAGE_BUFFER_ALIGN) & ~SAVAGE_BUFFER_ALIGN; */ pSAVAGEDRIServer->depthOffset = (pSAVAGEDRIServer->textureOffset - tiledBufferSize) & ~SAVAGE_BUFFER_ALIGN; /*pSAVAGEDRIServer->depthPitch = tiledwidthBytes_Z;*/ pSAVAGEDRIServer->depthPitch = tiledwidthBytes; xf86DrvMsg( pScrn->scrnIndex, X_INFO, "depthOffset:0x%08lx,depthPitch:%d\n", pSAVAGEDRIServer->depthOffset,pSAVAGEDRIServer->depthPitch); /* Reserve space for the shared back buffer */ pSAVAGEDRIServer->backOffset = (pSAVAGEDRIServer->depthOffset - tiledBufferSize ) & ~SAVAGE_BUFFER_ALIGN; pSAVAGEDRIServer->backPitch = tiledwidthBytes; xf86DrvMsg( pScrn->scrnIndex, X_INFO, "backOffset:0x%08lx,backPitch:%d\n", pSAVAGEDRIServer->backOffset,pSAVAGEDRIServer->backPitch); /*scanlines = pSAVAGEDRIServer->backOffset / widthBytes - 1;*/ /*if ( scanlines > maxlines ) scanlines = maxlines;*/ /* CR47983, XvMC do not work on system with frame buffer less than 32MB. * VBE reports frame buffer size a little less than 16MB, this makes the condition * truns out FALSE. * Now just reduce the level to 14.5MB, things should be OK, while the hwmc frame buffer layout * caculation need more understanding and should be fixed. */ /*if total memory is less than 16M, there is no HWMC support */ if((psav->videoRambytes < /*16*/(14*1024+512)*1024L) || psav->bDisableXvMC) { psav->hwmcOffset = 0; psav->hwmcSize = 0; } else { psav->hwmcSize = (10*1024+512)*1024; /* HWMC needs 10MB FB */ psav->hwmcOffset = (psav->videoRambytes - 0x2000 - psav->hwmcSize) & ~SAVAGE_BUFFER_ALIGN; if (psav->hwmcOffset < bufferSize) { /* If hwmc buffer will lay in on-screen buffer. */ psav->hwmcSize = 0; psav->hwmcOffset = 0; } } /* CR48438: Title: "Lots of garbage appear on the background when * drag the DVD player XINE window at 1024x768 or higher mode." * hwmc used xserver's memory, now xserver will get less memory. * Both 3D and hwmc's memory usage are considered now. */ #if 0 if (pSAVAGEDRIServer->backOffset < psav->hwmcOffset ) psav->cyMemory = pSAVAGEDRIServer->backOffset / widthBytes - 1; else psav->cyMemory = psav->hwmcOffset / widthBytes -1; #endif psav->cyMemory = pSAVAGEDRIServer->backOffset / widthBytes - 1; if (psav->cyMemory > 0x7FFF) { psav->cyMemory = 0x7FFF; } MemBox.x1 = 0; MemBox.y1 = 0; MemBox.x2 = psav->cxMemory; MemBox.y2 = psav->cyMemory; if (!xf86InitFBManager(pScreen, &MemBox)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Memory manager initialization to (%d,%d) (%d,%d) failed\n", MemBox.x1, MemBox.y1, MemBox.x2, MemBox.y2 ); return FALSE; } else { int tmp,width, height; xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Memory manager initialized to (%d,%d) (%d,%d)\n", MemBox.x1, MemBox.y1, MemBox.x2, MemBox.y2 ); /* * 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 reserve 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); if (xf86QueryLargestOffscreenArea(pScreen, &width, &height, 0, 0, 0 ) ) { xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Largest offscreen area available: %d x %d\n", width, height ); } } psav->reserved = 0; if(tiledBufferSize > bufferSize) { psav->reserved = xf86AllocateOffscreenLinear(pScreen, (tiledBufferSize - bufferSize),1,0,0,0); } if(psav->reserved) xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Reserved for tiled front buffer at offset 0x%08lx ,size:0x%08lx\n", psav->reserved->offset, psav->reserved->size); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Reserved back buffer at offset 0x%x\n", pSAVAGEDRIServer->backOffset ); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Reserved depth buffer at offset 0x%x\n", pSAVAGEDRIServer->depthOffset ); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Reserved %d kb for textures at offset 0x%x\n", pSAVAGEDRIServer->textureSize/1024, pSAVAGEDRIServer->textureOffset ); } else #endif { int tmp; /* * why this code? because BoxRec members are short int * if cyMemory is bigger than 0x7fff,then it will overflow */ if (psav->cyMemory > 0x7FFF) { psav->cyMemory = 0x7FFF; } 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 ); } #if 0 AvailFBArea.x1 = 0; AvailFBArea.y1 = 0; AvailFBArea.x2 = pScrn->displayWidth; AvailFBArea.y2 = psav->ScissB; xf86InitFBManager(pScreen, &AvailFBArea); xf86DrvMsg( pScrn->scrnIndex, X_INFO, "Using %d lines for offscreen memory.\n", psav->ScissB - pScrn->virtualY ); #endif return XAAInit(pScreen, xaaptr); } /* The sync function for the GE */ void SavageAccelSync(ScrnInfoPtr pScrn) { SavagePtr psav = SAVPTR(pScrn); psav->WaitIdleEmpty(psav); } /* * 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_GBD | BCI_CMD_SRC_GBD; 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,6); BCI_SEND(psav->SavedBciCmd); 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_GBD | 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,5); BCI_SEND(psav->SavedBciCmd); 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)); } #if 0 static void SavageSetupForScreenToScreenColorExpand( ScrnInfoPtr pScrn, int bg, int fg, int rop, unsigned int planemask) { /* SavagePtr psav = SAVPTR(pScrn); */ } static void SavageSubsequentScreenToScreenColorExpand( ScrnInfoPtr pScrn, int x, int y, int w, int h, int skipleft) { /* SavagePtr psav = SAVPTR(pScrn); */ } #endif 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_GBD | 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,20); BCI_SEND(psav->SavedBciCmd); 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 paremeters 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 wil 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_GBD; 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,7); BCI_SEND(psav->SavedBciCmd); 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, 5 ); BCI_SEND(cmd); 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)); } #if 0 static void SavageSubsequentSolidTwoPointLine( ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2, int bias) { SavagePtr psav = SAVPTR(pScrn); BCI_GET_PTR; int cmd; int dx, dy; int min, max, xp, yp, ym; dx = x2 - x1; dy = y2 - y1; #ifdef DEBUG_EXTRA ErrorF("TwoPointLine, (%4d,%4d)-(%4d,%4d), clr %08x, last pt %s\n", x1, y1, x2, y2, psav->SavedFgColor, (bias & 0x100)?"NO ":"YES"); #endif xp = (dx >= 0); if( !xp ) { dx = -dx; } yp = (dy >= 0); if( !yp ) { dy = -dy; } ym = (dy > dx); if( ym ) { max = dy; min = dx; } else { max = dx; min = dy; } if( !(bias & 0x100) ) { max++; } cmd = (psav->SavedBciCmd & 0x00ffffff); cmd |= BCI_CMD_LINE_LAST_PIXEL; psav->WaitQueue(psav,5); BCI_SEND( cmd ); if( cmd & BCI_CMD_SEND_COLOR ) BCI_SEND( psav->SavedFgColor ); BCI_SEND( BCI_LINE_X_Y( x1, y1 ) ); BCI_SEND( BCI_LINE_STEPS( 2 * (min - max), 2 * min ) ); BCI_SEND( BCI_LINE_MISC( max, ym, xp, yp, 2 * min - max ) ); } #endif 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; } /* Routines for debugging. */ unsigned long writedw( unsigned long addr, unsigned long value ) { SavagePtr psav = SAVPTR(gpScrn); OUTREG( addr, value ); return INREG( addr ); } unsigned long readdw( unsigned long addr ) { SavagePtr psav = SAVPTR(gpScrn); return INREG( addr ); } unsigned long readfb( unsigned long addr ) { SavagePtr psav = SAVPTR(gpScrn); char * videobuffer = (char *) psav->FBBase; return *(volatile unsigned long*)(videobuffer + (addr & ~3) ); } unsigned long writefb( unsigned long addr, unsigned long value ) { SavagePtr psav = SAVPTR(gpScrn); char * videobuffer = (char *) psav->FBBase; *(unsigned long*)(videobuffer + (addr & ~3)) = value; return *(volatile unsigned long*)(videobuffer + (addr & ~3) ); } void writescan( unsigned long scan, unsigned long color ) { SavagePtr psav = SAVPTR(gpScrn); int i; char * videobuffer = (char *)psav->FBBase; videobuffer += scan * gpScrn->displayWidth * gpScrn->bitsPerPixel >> 3; for( i = gpScrn->displayWidth; --i; ) { switch( gpScrn->bitsPerPixel ) { case 8: *videobuffer++ = color; break; case 16: *(CARD16 *)videobuffer = color; videobuffer += 2; break; case 32: *(CARD32 *)videobuffer = color; videobuffer += 4; break; } } }