/* * 2D acceleration for 5597/5598 and 6326 * Definitions for the SIS engine communication * * Copyright (C) 1998, 1999 by Alan Hourihane, Wigan, England. * Parts Copyright (C) 2001-2005 Thomas Winischhofer, Vienna, Austria. * * Licensed under the following terms: * * 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 appears in all copies and that both that copyright * notice and this permission notice appear in supporting documentation, and * and that the name of the copyright holder not be used in advertising * or publicity pertaining to distribution of the software without specific, * written prior permission. The copyright holder makes no representations * about the suitability of this software for any purpose. It is provided * "as is" without expressed or implied warranty. * * THE COPYRIGHT HOLDER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO * EVENT SHALL THE COPYRIGHT HOLDER 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. * * Authors: Alan Hourihane , * Mike Chapman , * Juanjo Santamarta , * Mitani Hiroshi , * David Thomas , * Thomas Winischhofer . */ /* Definitions for the SIS engine communication. ------------------------------------ */ /* For pre-530 chipsets only!!! */ /* Engine Registers for 1st generation engines (5597/5598/6326) */ const int sisReg32MMIO[] = { 0x8280,0x8284,0x8288,0x828C,0x8290,0x8294, 0x8298,0x829C,0x82A0,0x82A4,0x82A8,0x82AC }; #define BR(x) sisReg32MMIO[x] /* These are done using Memory Mapped IO, of the registers */ /* * Modified for Sis by Xavier Ducoin (xavier@rd.lectra.fr) * */ /* Command Reg 0 (0x82aa, [15:0]) */ #define sisSRCBG 0x0000 /* source select */ #define sisSRCFG 0x0001 #define sisSRCVIDEO 0x0002 #define sisSRCSYSTEM 0x0003 #define sisPATFG 0x0004 /* pattern select */ #define sisPATREG 0x0008 #define sisPATBG 0x0000 #define sisLEFT2RIGHT 0x0010 /* Direction select */ #define sisRIGHT2LEFT 0x0000 #define sisTOP2BOTTOM 0x0020 #define sisBOTTOM2TOP 0x0000 #define sisXINCREASE sisLEFT2RIGHT #define sisYINCREASE sisTOP2BOTTOM #define sisCLIPENABL 0x0040 /* Clipping select */ #define sisCLIPINTRN 0x0080 #define sisCLIPEXTRN 0x0000 #define sisCMDBLT 0x0000 /* Command select */ #define sisCMDBLTMSK 0x0100 #define sisCMDCOLEXP 0x0200 #define sisCMDLINE 0x0300 #define sisFLGECOLEXP 0x2000 #define sisCMDECOLEXP (sisCMDCOLEXP | sisFLGECOLEXP) #define sisLASTPIX 0x0800 /* Line parameters */ #define sisXMAJOR 0x0400 /* Macros to do useful things with the SIS BitBLT engine */ #define sisBLTSync \ while(SIS_MMIO_IN16(pSiS->IOBase, BR(10) + 2) & 0x4000) {} /* According to SiS 6326 2D programming guide, 16 bits position at */ /* 0x82A8 returns queue free. But this don't work, so don't wait */ /* anything when turbo-queue is enabled. If there are frequent syncs */ /* this should work. But not for xaa_benchmark :-( */ /* TW: Bit 16 only applies to the hardware queue, not the software * (=turbo) queue. */ #define sisBLTWAIT \ if(!pSiS->TurboQueue) { \ while(SIS_MMIO_IN16(pSiS->IOBase, BR(10) + 2) & 0x4000) {} \ } else { \ sisBLTSync \ } #define sisSETPATREG() \ ((UChar *)(pSiS->IOBase + BR(11))) #define sisSETPATREGL() \ ((ULong *)(pSiS->IOBase + BR(11))) /* trigger command */ #define sisSETCMD(op) \ { \ ULong temp; \ SIS_MMIO_OUT16(pSiS->IOBase, BR(10) + 2, op); \ temp = SIS_MMIO_IN32(pSiS->IOBase, BR(10)); \ (void)temp; \ } /* set foreground color and fg ROP */ #define sisSETFGROPCOL(rop, color) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(4), ((rop << 24) | (color & 0xFFFFFF))); /* set background color and bg ROP */ #define sisSETBGROPCOL(rop, color) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(5), ((rop << 24) | (color & 0xFFFFFF))); /* background color */ #define sisSETBGCOLOR(bgColor) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(5), (bgColor)); /* foreground color */ #define sisSETFGCOLOR(fgColor) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(4), (fgcolor)); /* ROP */ #define sisSETROPFG(op) \ SIS_MMIO_OUT8(pSiS->IOBase, BR(4) + 3, op); #define sisSETROPBG(op) \ SIS_MMIO_OUT8(pSiS->IOBase, BR(5) + 3, op); #define sisSETROP(op) \ sisSETROPFG(op); sisSETROPBG(op); /* source and dest address */ #define sisSETSRCADDR(srcAddr) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(0), (srcAddr & 0x3FFFFFL)); #define sisSETDSTADDR(dstAddr) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(1), (dstAddr & 0x3FFFFFL)); /* pitch */ #define sisSETPITCH(srcPitch,dstPitch) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(2), ((((dstPitch) & 0xFFFF) << 16) | ((srcPitch) & 0xFFFF))); #define sisSETSRCPITCH(srcPitch) \ SIS_MMIO_OUT16(pSiS->IOBase, BR(2), ((srcPitch) & 0xFFFF)); #define sisSETDSTPITCH(dstPitch) \ SIS_MMIO_OUT16(pSiS->IOBase, BR(2) + 2, ((dstPitch) & 0xFFFF)); /* Height and width * According to SIS 2D Engine Programming Guide * height -1, width - 1 independant of Bpp */ #define sisSETHEIGHTWIDTH(Height, Width) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(3), ((((Height) & 0xFFFF) << 16) | ((Width) & 0xFFFF))); /* Clipping */ #define sisSETCLIPTOP(x, y) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(8), ((((y) & 0xFFFF) << 16) | ((x) & 0xFFFF))); #define sisSETCLIPBOTTOM(x, y) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(9), ((((y) & 0xFFFF) << 16) | ((x) & 0xFFFF))); /* Line drawing */ #define sisSETXStart(XStart) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(0), ((XStart) & 0xFFFF)); #define sisSETYStart(YStart) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(1), ((YStart) & 0xFFFF)); #define sisSETLineMajorCount(MajorAxisCount) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(3), ((MajorAxisCount) & 0xFFFF)); #define sisSETLineSteps(K1,K2) \ SIS_MMIO_OUT32(pSiS->IOBase, BR(6), ((((K1) & 0xFFFF) << 16) | ((K2) & 0xFFFF))); #define sisSETLineErrorTerm(ErrorTerm) \ SIS_MMIO_OUT16(pSiS->IOBase, BR(7), (ErrorTerm));