/********************************************************************** Copyright 1998, 1999 by Precision Insight, Inc., Cedar Park, Texas. All Rights Reserved 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 Precision Insight not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. Precision Insight and its suppliers make no representations about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty. PRECISION INSIGHT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS 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. **********************************************************************/ /* * The original Precision Insight driver for * XFree86 v.3.3 has been sponsored by Red Hat. * * Authors: * Jens Owen (jens@tungstengraphics.com) * Kevin E. Martin (kevin@precisioninsight.com) * * Port to Xfree86 v.4.0 * 1998, 1999 by Egbert Eich (Egbert.Eich@Physik.TU-Darmstadt.DE) */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "xf86.h" #include "xf86_OSproc.h" #include "compiler.h" /* Drivers that use XAA need this */ #include "xf86fbman.h" #include "miline.h" #include "neo.h" #include "neo_reg.h" #include "neo_macros.h" /* Memory Mapped I/O for BitBlt */ #define NEO2070_BLTSTAT 0x00 #define NEO2070_BLTCNTL 0x04 #define NEO2070_XPCOLOR 0x08 #define NEO2070_FGCOLOR 0x0c #define NEO2070_BGCOLOR 0x10 #define NEO2070_PLANEMASK 0x14 #define NEO2070_XYEXT 0x18 #define NEO2070_SRCPITCH 0x1c #define NEO2070_SRCBITOFF 0x20 #define NEO2070_SRCSTART 0x24 #define NEO2070_DSTPITCH 0x28 #define NEO2070_DSTBITOFF 0x2c #define NEO2070_DSTSTART 0x30 static unsigned int neo2070Rop[16] = { 0x000000, /* 0x0000 - GXclear */ 0x080000, /* 0x1000 - GXand */ 0x040000, /* 0x0100 - GXandReverse */ 0x0c0000, /* 0x1100 - GXcopy */ 0x020000, /* 0x0010 - GXandInvert */ 0x0a0000, /* 0x1010 - GXnoop */ 0x060000, /* 0x0110 - GXxor */ 0x0e0000, /* 0x1110 - GXor */ 0x010000, /* 0x0001 - GXnor */ 0x090000, /* 0x1001 - GXequiv */ 0x050000, /* 0x0101 - GXinvert */ 0x0d0000, /* 0x1101 - GXorReverse */ 0x030000, /* 0x0011 - GXcopyInvert */ 0x0b0000, /* 0x1011 - GXorInverted */ 0x070000, /* 0x0111 - GXnand */ 0x0f0000 /* 0x1111 - GXset */ }; static void Neo2070Sync(ScrnInfoPtr pScrn); static void Neo2070SetupForScreenToScreenCopy(ScrnInfoPtr pScrn, int xdir, int ydir, int rop, unsigned int planemask, int trans_color); static void Neo2070SubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, int srcX, int srcY, int dstX, int dstY, int w, int h); static void Neo2070SetupForSolidFillRect(ScrnInfoPtr pScrn, int color, int rop, unsigned int planemask); static void Neo2070SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y, int w, int h); Bool Neo2070AccelInit(ScreenPtr pScreen) { XAAInfoRecPtr infoPtr; ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; NEOPtr nPtr = NEOPTR(pScrn); NEOACLPtr nAcl = NEOACLPTR(pScrn); nPtr->AccelInfoRec = infoPtr = XAACreateInfoRec(); if(!infoPtr) return FALSE; /* * Set up the main acceleration flags. */ infoPtr->Flags = LINEAR_FRAMEBUFFER | OFFSCREEN_PIXMAPS; if(nAcl->cacheEnd > nAcl->cacheStart) infoPtr->Flags |= PIXMAP_CACHE; #if 0 infoPtr->PixmapCacheFlags |= DO_NOT_BLIT_STIPPLES; #endif /* sync */ infoPtr->Sync = Neo2070Sync; /* screen to screen copy */ infoPtr->ScreenToScreenCopyFlags = (NO_TRANSPARENCY | GXCOPY_ONLY); infoPtr->SetupForScreenToScreenCopy = Neo2070SetupForScreenToScreenCopy; infoPtr->SubsequentScreenToScreenCopy = Neo2070SubsequentScreenToScreenCopy; /* solid filled rectangles */ infoPtr->SolidFillFlags = GXCOPY_ONLY; infoPtr->SetupForSolidFill = Neo2070SetupForSolidFillRect; infoPtr->SubsequentSolidFillRect = Neo2070SubsequentSolidFillRect; /* * Setup some global variables */ /* Initialize for 8bpp or 15/16bpp support accellerated */ switch (pScrn->bitsPerPixel) { case 8: nAcl->BltCntlFlags = NEO_BC1_DEPTH8; nAcl->ColorShiftAmt = 8; nAcl->PixelWidth = 1; nAcl->PlaneMask = 0xff; break; case 15: case 16: nAcl->BltCntlFlags = NEO_BC1_DEPTH16; nAcl->ColorShiftAmt = 0; nAcl->PixelWidth = 2; nAcl->PlaneMask = 0xffff; break; case 24: /* not supported, but check anyway */ default: return FALSE; } return (xaaSetupWrapper(pScreen, infoPtr, pScrn->depth, &nPtr->accelSync)); } static void Neo2070Sync(ScrnInfoPtr pScrn) { NEOPtr nPtr = NEOPTR(pScrn); WAIT_ENGINE_IDLE(); } static void Neo2070SetupForScreenToScreenCopy(ScrnInfoPtr pScrn, int xdir, int ydir, int rop, unsigned int planemask, int trans_color) { NEOPtr nPtr = NEOPTR(pScrn); NEOACLPtr nAcl = NEOACLPTR(pScrn); /* set blt control */ WAIT_ENGINE_IDLE(); OUTREG(NEO2070_BLTCNTL, nAcl->tmpBltCntlFlags); OUTREG(NEO2070_PLANEMASK, planemask |= (planemask << nAcl->ColorShiftAmt)); OUTREG(NEO2070_SRCPITCH, nAcl->Pitch); OUTREG(NEO2070_DSTPITCH, nAcl->Pitch); OUTREG(NEO2070_SRCBITOFF, 0); OUTREG(NEO2070_DSTBITOFF, 0); } static void Neo2070SubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, int srcX, int srcY, int dstX, int dstY, int w, int h) { NEOPtr nPtr = NEOPTR(pScrn); NEOACLPtr nAcl = NEOACLPTR(pScrn); if ((dstY < srcY) || ((dstY == srcY) && (dstX < srcX))) { /* start with upper left corner */ WAIT_ENGINE_IDLE(); OUTREG(NEO2070_BLTCNTL, nAcl->tmpBltCntlFlags); OUTREG(NEO2070_XYEXT, ((h-1)<<16) | ((w-1) & 0xffff)); OUTREG(NEO2070_SRCSTART, (srcY * nAcl->Pitch) + (srcX * nAcl->PixelWidth)); OUTREG(NEO2070_DSTSTART, (dstY * nAcl->Pitch) + (dstX * nAcl->PixelWidth)); } else { /* start with lower right corner */ WAIT_ENGINE_IDLE(); OUTREG(NEO2070_BLTCNTL, (nAcl->tmpBltCntlFlags | NEO_BC0_X_DEC | NEO_BC0_DST_Y_DEC | NEO_BC0_SRC_Y_DEC)); OUTREG(NEO2070_XYEXT, ((h-1)<<16) | ((w-1) & 0xffff)); OUTREG(NEO2070_SRCSTART, ((srcY+h-1) * nAcl->Pitch) + ((srcX+w-1) * nAcl->PixelWidth)); OUTREG(NEO2070_DSTSTART, ((dstY+h-1) * nAcl->Pitch) + ((dstX+w-1) * nAcl->PixelWidth)); } } static void Neo2070SetupForSolidFillRect(ScrnInfoPtr pScrn, int color, int rop, unsigned int planemask) { NEOPtr nPtr = NEOPTR(pScrn); NEOACLPtr nAcl = NEOACLPTR(pScrn); planemask &= nAcl->PlaneMask; if (!rop) color=0; WAIT_ENGINE_IDLE(); OUTREG(NEO2070_BLTCNTL, nAcl->BltCntlFlags | NEO_BC0_SRC_IS_FG | neo2070Rop[3]); OUTREG(NEO2070_PLANEMASK, planemask |= (planemask << nAcl->ColorShiftAmt)); if (pScrn->bitsPerPixel == 8) OUTREG(NEO2070_FGCOLOR, color |= (color << 8)); else /* swap bytes in color */ OUTREG(NEO2070_FGCOLOR, ((color&0xff00) >> 8) | (color << 8)); OUTREG(NEO2070_SRCPITCH, nAcl->Pitch); OUTREG(NEO2070_DSTPITCH, nAcl->Pitch); OUTREG(NEO2070_SRCBITOFF, 0); OUTREG(NEO2070_DSTBITOFF, 0); } static void Neo2070SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y, int w, int h) { NEOPtr nPtr = NEOPTR(pScrn); NEOACLPtr nAcl = NEOACLPTR(pScrn); WAIT_ENGINE_IDLE(); OUTREG(NEO2070_XYEXT, ((h-1)<<16) | ((w-1) & 0xffff)); OUTREG(NEO2070_DSTSTART, (y * nAcl->Pitch) + (x * nAcl->PixelWidth)); }