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Diffstat (limited to 'src/r128_accel.c')
| -rw-r--r-- | src/r128_accel.c | 1806 |
1 files changed, 1806 insertions, 0 deletions
diff --git a/src/r128_accel.c b/src/r128_accel.c new file mode 100644 index 00000000..9329ad25 --- /dev/null +++ b/src/r128_accel.c @@ -0,0 +1,1806 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_accel.c,v 1.16 2002/11/15 03:01:35 dawes Exp $ */ +/* + * Copyright 1999, 2000 ATI Technologies Inc., Markham, Ontario, + * Precision Insight, Inc., Cedar Park, Texas, and + * VA Linux Systems Inc., Fremont, California. + * + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation on the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NON-INFRINGEMENT. IN NO EVENT SHALL ATI, PRECISION INSIGHT, VA LINUX + * SYSTEMS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * Authors: + * Rickard E. Faith <faith@valinux.com> + * Kevin E. Martin <martin@valinux.com> + * Alan Hourihane <alanh@fairlite.demon.co.uk> + * + * Credits: + * + * Thanks to Alan Hourihane <alanh@fairlite.demon..co.uk> and SuSE for + * providing source code to their 3.3.x Rage 128 driver. Portions of + * this file are based on the acceleration code for that driver. + * + * References: + * + * RAGE 128 VR/ RAGE 128 GL Register Reference Manual (Technical + * Reference Manual P/N RRG-G04100-C Rev. 0.04), ATI Technologies: April + * 1999. + * + * RAGE 128 Software Development Manual (Technical Reference Manual P/N + * SDK-G04000 Rev. 0.01), ATI Technologies: June 1999. + * + * Notes on unimplemented XAA optimizations: + * + * SetClipping: The Rage128 doesn't support the full 16bit registers needed + * for XAA clip rect support. + * SolidFillTrap: This will probably work if we can compute the correct + * Bresenham error values. + * TwoPointLine: The Rage 128 supports Bresenham lines instead. + * DashedLine with non-power-of-two pattern length: Apparently, there is + * no way to set the length of the pattern -- it is always + * assumed to be 8 or 32 (or 1024?). + * ScreenToScreenColorExpandFill: See p. 4-17 of the Technical Reference + * Manual where it states that monochrome expansion of frame + * buffer data is not supported. + * CPUToScreenColorExpandFill, direct: The implementation here uses a hybrid + * direct/indirect method. If we had more data registers, + * then we could do better. If XAA supported a trigger write + * address, the code would be simpler. + * (Alan Hourihane) Update. We now use purely indirect and clip the full + * rectangle. Seems as the direct method has some problems + * with this, although this indirect method is much faster + * than the old method of setting up the engine per scanline. + * This code was the basis of the Radeon work we did. + * Color8x8PatternFill: Apparently, an 8x8 color brush cannot take an 8x8 + * pattern from frame buffer memory. + * ImageWrites: See CPUToScreenColorExpandFill. + * + */ + +#define R128_TRAPEZOIDS 0 /* Trapezoids don't work */ + + /* Driver data structures */ +#include "r128.h" +#include "r128_reg.h" +#include "r128_sarea.h" +#ifdef XF86DRI +#include "r128_sarea.h" +#define _XF86DRI_SERVER_ +#include "r128_dri.h" +#endif + + /* Line support */ +#include "miline.h" + + /* X and server generic header files */ +#include "xf86.h" + +static struct { + int rop; + int pattern; +} R128_ROP[] = { + { R128_ROP3_ZERO, R128_ROP3_ZERO }, /* GXclear */ + { R128_ROP3_DSa, R128_ROP3_DPa }, /* Gxand */ + { R128_ROP3_SDna, R128_ROP3_PDna }, /* GXandReverse */ + { R128_ROP3_S, R128_ROP3_P }, /* GXcopy */ + { R128_ROP3_DSna, R128_ROP3_DPna }, /* GXandInverted */ + { R128_ROP3_D, R128_ROP3_D }, /* GXnoop */ + { R128_ROP3_DSx, R128_ROP3_DPx }, /* GXxor */ + { R128_ROP3_DSo, R128_ROP3_DPo }, /* GXor */ + { R128_ROP3_DSon, R128_ROP3_DPon }, /* GXnor */ + { R128_ROP3_DSxn, R128_ROP3_PDxn }, /* GXequiv */ + { R128_ROP3_Dn, R128_ROP3_Dn }, /* GXinvert */ + { R128_ROP3_SDno, R128_ROP3_PDno }, /* GXorReverse */ + { R128_ROP3_Sn, R128_ROP3_Pn }, /* GXcopyInverted */ + { R128_ROP3_DSno, R128_ROP3_DPno }, /* GXorInverted */ + { R128_ROP3_DSan, R128_ROP3_DPan }, /* GXnand */ + { R128_ROP3_ONE, R128_ROP3_ONE } /* GXset */ +}; + +/* Flush all dirty data in the Pixel Cache to memory. */ +void R128EngineFlush(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int i; + + OUTREGP(R128_PC_NGUI_CTLSTAT, R128_PC_FLUSH_ALL, ~R128_PC_FLUSH_ALL); + for (i = 0; i < R128_TIMEOUT; i++) { + if (!(INREG(R128_PC_NGUI_CTLSTAT) & R128_PC_BUSY)) break; + } +} + +/* Reset graphics card to known state. */ +void R128EngineReset(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + CARD32 clock_cntl_index; + CARD32 mclk_cntl; + CARD32 gen_reset_cntl; + + R128EngineFlush(pScrn); + + clock_cntl_index = INREG(R128_CLOCK_CNTL_INDEX); + mclk_cntl = INPLL(pScrn, R128_MCLK_CNTL); + + OUTPLL(R128_MCLK_CNTL, mclk_cntl | R128_FORCE_GCP | R128_FORCE_PIPE3D_CP); + + gen_reset_cntl = INREG(R128_GEN_RESET_CNTL); + + OUTREG(R128_GEN_RESET_CNTL, gen_reset_cntl | R128_SOFT_RESET_GUI); + INREG(R128_GEN_RESET_CNTL); + OUTREG(R128_GEN_RESET_CNTL, + gen_reset_cntl & (CARD32)(~R128_SOFT_RESET_GUI)); + INREG(R128_GEN_RESET_CNTL); + + OUTPLL(R128_MCLK_CNTL, mclk_cntl); + OUTREG(R128_CLOCK_CNTL_INDEX, clock_cntl_index); + OUTREG(R128_GEN_RESET_CNTL, gen_reset_cntl); +} + +/* The FIFO has 64 slots. This routines waits until at least `entries' of + these slots are empty. */ +void R128WaitForFifoFunction(ScrnInfoPtr pScrn, int entries) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int i; + + for (;;) { + for (i = 0; i < R128_TIMEOUT; i++) { + info->fifo_slots = INREG(R128_GUI_STAT) & R128_GUI_FIFOCNT_MASK; + if (info->fifo_slots >= entries) return; + } + R128TRACE(("FIFO timed out: %d entries, stat=0x%08x, probe=0x%08x\n", + INREG(R128_GUI_STAT) & R128_GUI_FIFOCNT_MASK, + INREG(R128_GUI_STAT), + INREG(R128_GUI_PROBE))); + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, + "FIFO timed out, resetting engine...\n"); + R128EngineReset(pScrn); +#ifdef XF86DRI + R128CCE_RESET(pScrn, info); + if (info->directRenderingEnabled) { + R128CCE_START(pScrn, info); + } +#endif + } +} + +/* Wait for the graphics engine to be completely idle: the FIFO has + drained, the Pixel Cache is flushed, and the engine is idle. This is a + standard "sync" function that will make the hardware "quiescent". */ +void R128WaitForIdle(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int i; + + R128WaitForFifoFunction(pScrn, 64); + + for (;;) { + for (i = 0; i < R128_TIMEOUT; i++) { + if (!(INREG(R128_GUI_STAT) & R128_GUI_ACTIVE)) { + R128EngineFlush(pScrn); + return; + } + } + R128TRACE(("Idle timed out: %d entries, stat=0x%08x, probe=0x%08x\n", + INREG(R128_GUI_STAT) & R128_GUI_FIFOCNT_MASK, + INREG(R128_GUI_STAT), + INREG(R128_GUI_PROBE))); + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, + "Idle timed out, resetting engine...\n"); + R128EngineReset(pScrn); +#ifdef XF86DRI + R128CCE_RESET(pScrn, info); + if (info->directRenderingEnabled) { + R128CCE_START(pScrn, info); + } +#endif + } +} + +#ifdef XF86DRI +/* Wait until the CCE is completely idle: the FIFO has drained and the + * CCE is idle. + */ +void R128CCEWaitForIdle(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + int ret, i; + + FLUSH_RING(); + + for (;;) { + i = 0; + do { + ret = drmCommandNone(info->drmFD, DRM_R128_CCE_IDLE); + } while ( ret && errno == EBUSY && i++ < R128_IDLE_RETRY ); + + if (ret && ret != -EBUSY) { + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, + "%s: CCE idle %d\n", __FUNCTION__, ret); + } + + if (ret == 0) return; + + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, + "Idle timed out, resetting engine...\n"); + R128EngineReset(pScrn); + + /* Always restart the engine when doing CCE 2D acceleration */ + R128CCE_RESET(pScrn, info); + R128CCE_START(pScrn, info); + } +} + +int R128CCEStop(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + drmR128CCEStop stop; + int ret, i; + + stop.flush = 1; + stop.idle = 1; + + ret = drmCommandWrite( info->drmFD, DRM_R128_CCE_STOP, + &stop, sizeof(drmR128CCEStop) ); + + if ( ret == 0 ) { + return 0; + } else if ( errno != EBUSY ) { + return -errno; + } + + stop.flush = 0; + + i = 0; + do { + ret = drmCommandWrite( info->drmFD, DRM_R128_CCE_STOP, + &stop, sizeof(drmR128CCEStop) ); + } while ( ret && errno == EBUSY && i++ < R128_IDLE_RETRY ); + + if ( ret == 0 ) { + return 0; + } else if ( errno != EBUSY ) { + return -errno; + } + + stop.idle = 0; + + if ( drmCommandWrite( info->drmFD, DRM_R128_CCE_STOP, + &stop, sizeof(drmR128CCEStop) )) { + return -errno; + } else { + return 0; + } +} + +#endif + +/* Setup for XAA SolidFill. */ +static void R128SetupForSolidFill(ScrnInfoPtr pScrn, + int color, int rop, unsigned int planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 4); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_BRUSH_SOLID_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].pattern)); + OUTREG(R128_DP_BRUSH_FRGD_CLR, color); + OUTREG(R128_DP_WRITE_MASK, planemask); + OUTREG(R128_DP_CNTL, (R128_DST_X_LEFT_TO_RIGHT + | R128_DST_Y_TOP_TO_BOTTOM)); +} + +/* Subsequent XAA SolidFillRect. + + Tests: xtest CH06/fllrctngl, xterm +*/ +static void R128SubsequentSolidFillRect(ScrnInfoPtr pScrn, + int x, int y, int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 2); + OUTREG(R128_DST_Y_X, (y << 16) | x); + OUTREG(R128_DST_WIDTH_HEIGHT, (w << 16) | h); +} + +/* Setup for XAA solid lines. */ +static void R128SetupForSolidLine(ScrnInfoPtr pScrn, + int color, int rop, unsigned int planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 3); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_BRUSH_SOLID_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].pattern)); + OUTREG(R128_DP_BRUSH_FRGD_CLR, color); + OUTREG(R128_DP_WRITE_MASK, planemask); +} + + +/* Subsequent XAA solid Bresenham line. + + Tests: xtest CH06/drwln, ico, Mark Vojkovich's linetest program + + [See http://www.xfree86.org/devel/archives/devel/1999-Jun/0102.shtml for + Mark Vojkovich's linetest program, posted 2Jun99 to devel@xfree86.org.] + + x11perf -line500 + 1024x768@76Hz 1024x768@76Hz + 8bpp 32bpp + not used: 39700.0/sec 34100.0/sec + used: 47600.0/sec 36800.0/sec +*/ +static void R128SubsequentSolidBresenhamLine(ScrnInfoPtr pScrn, + int x, int y, + int major, int minor, + int err, int len, int octant) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int flags = 0; + + if (octant & YMAJOR) flags |= R128_DST_Y_MAJOR; + if (!(octant & XDECREASING)) flags |= R128_DST_X_DIR_LEFT_TO_RIGHT; + if (!(octant & YDECREASING)) flags |= R128_DST_Y_DIR_TOP_TO_BOTTOM; + + R128WaitForFifo(pScrn, 6); + OUTREG(R128_DP_CNTL_XDIR_YDIR_YMAJOR, flags); + OUTREG(R128_DST_Y_X, (y << 16) | x); + OUTREG(R128_DST_BRES_ERR, err); + OUTREG(R128_DST_BRES_INC, minor); + OUTREG(R128_DST_BRES_DEC, -major); + OUTREG(R128_DST_BRES_LNTH, len); +} + +/* Subsequent XAA solid horizontal and vertical lines + + 1024x768@76Hz 8bpp + Without With + x11perf -hseg500 87600.0/sec 798000.0/sec + x11perf -vseg500 38100.0/sec 38000.0/sec +*/ +static void R128SubsequentSolidHorVertLine(ScrnInfoPtr pScrn, + int x, int y, int len, int dir ) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 1); + OUTREG(R128_DP_CNTL, (R128_DST_X_LEFT_TO_RIGHT + | R128_DST_Y_TOP_TO_BOTTOM)); + + if (dir == DEGREES_0) { + R128SubsequentSolidFillRect(pScrn, x, y, len, 1); + } else { + R128SubsequentSolidFillRect(pScrn, x, y, 1, len); + } +} + +/* Setup for XAA dashed lines. + + Tests: xtest CH05/stdshs, XFree86/drwln + + NOTE: Since we can only accelerate lines with power-of-2 patterns of + length <= 32, these x11perf numbers are not representative of the + speed-up on appropriately-sized patterns. + + 1024x768@76Hz 8bpp + Without With + x11perf -dseg100 218000.0/sec 222000.0/sec + x11perf -dline100 215000.0/sec 221000.0/sec + x11perf -ddline100 178000.0/sec 180000.0/sec +*/ +static void R128SetupForDashedLine(ScrnInfoPtr pScrn, + int fg, int bg, + int rop, unsigned int planemask, + int length, unsigned char *pattern) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + CARD32 pat = *(CARD32 *)(pointer)pattern; + +#if X_BYTE_ORDER == X_LITTLE_ENDIAN +# define PAT_SHIFT(pat,n) pat << n +#else +# define PAT_SHIFT(pat,n) pat >> n +#endif + + switch (length) { + case 2: pat |= PAT_SHIFT(pat,2); /* fall through */ + case 4: pat |= PAT_SHIFT(pat,4); /* fall through */ + case 8: pat |= PAT_SHIFT(pat,8); /* fall through */ + case 16: pat |= PAT_SHIFT(pat,16); + } + + R128WaitForFifo(pScrn, 5); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | (bg == -1 + ? R128_GMC_BRUSH_32x1_MONO_FG_LA + : R128_GMC_BRUSH_32x1_MONO_FG_BG) + | R128_ROP[rop].pattern + | R128_GMC_BYTE_LSB_TO_MSB)); + OUTREG(R128_DP_WRITE_MASK, planemask); + OUTREG(R128_DP_BRUSH_FRGD_CLR, fg); + OUTREG(R128_DP_BRUSH_BKGD_CLR, bg); + OUTREG(R128_BRUSH_DATA0, pat); +} + +/* Subsequent XAA dashed line. */ +static void R128SubsequentDashedBresenhamLine(ScrnInfoPtr pScrn, + int x, int y, + int major, int minor, + int err, int len, int octant, + int phase) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int flags = 0; + + if (octant & YMAJOR) flags |= R128_DST_Y_MAJOR; + if (!(octant & XDECREASING)) flags |= R128_DST_X_DIR_LEFT_TO_RIGHT; + if (!(octant & YDECREASING)) flags |= R128_DST_Y_DIR_TOP_TO_BOTTOM; + + R128WaitForFifo(pScrn, 7); + OUTREG(R128_DP_CNTL_XDIR_YDIR_YMAJOR, flags); + OUTREG(R128_DST_Y_X, (y << 16) | x); + OUTREG(R128_BRUSH_Y_X, (phase << 16) | phase); + OUTREG(R128_DST_BRES_ERR, err); + OUTREG(R128_DST_BRES_INC, minor); + OUTREG(R128_DST_BRES_DEC, -major); + OUTREG(R128_DST_BRES_LNTH, len); +} + +#if R128_TRAPEZOIDS + /* This doesn't work. Except in the + lower-left quadrant, all of the pixel + errors appear to be because eL and eR + are not correct. Drawing from right to + left doesn't help. Be aware that the + non-_SUB registers set the sub-pixel + values to 0.5 (0x08), which isn't what + XAA wants. */ +/* Subsequent XAA SolidFillTrap. XAA always passes data that assumes we + fill from top to bottom, so dyL and dyR are always non-negative. */ +static void R128SubsequentSolidFillTrap(ScrnInfoPtr pScrn, int y, int h, + int left, int dxL, int dyL, int eL, + int right, int dxR, int dyR, int eR) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int flags = 0; + int Lymajor = 0; + int Rymajor = 0; + int origdxL = dxL; + int origdxR = dxR; + + R128TRACE(("Trap %d %d; L %d %d %d %d; R %d %d %d %d\n", + y, h, + left, dxL, dyL, eL, + right, dxR, dyR, eR)); + + if (dxL < 0) dxL = -dxL; else flags |= (1 << 0) /* | (1 << 8) */; + if (dxR < 0) dxR = -dxR; else flags |= (1 << 6); + + R128WaitForFifo(pScrn, 11); + +#if 1 + OUTREG(R128_DP_CNTL, flags | (1 << 1) | (1 << 7)); + OUTREG(R128_DST_Y_SUB, ((y) << 4) | 0x0 ); + OUTREG(R128_DST_X_SUB, ((left) << 4)|0x0); + OUTREG(R128_TRAIL_BRES_ERR, eR-dxR); + OUTREG(R128_TRAIL_BRES_INC, dxR); + OUTREG(R128_TRAIL_BRES_DEC, -dyR); + OUTREG(R128_TRAIL_X_SUB, ((right) << 4) | 0x0); + OUTREG(R128_LEAD_BRES_ERR, eL-dxL); + OUTREG(R128_LEAD_BRES_INC, dxL); + OUTREG(R128_LEAD_BRES_DEC, -dyL); + OUTREG(R128_LEAD_BRES_LNTH_SUB, ((h) << 4) | 0x00); +#else + OUTREG(R128_DP_CNTL, flags | (1 << 1) ); + OUTREG(R128_DST_Y_SUB, (y << 4)); + OUTREG(R128_DST_X_SUB, (right << 4)); + OUTREG(R128_TRAIL_BRES_ERR, eL); + OUTREG(R128_TRAIL_BRES_INC, dxL); + OUTREG(R128_TRAIL_BRES_DEC, -dyL); + OUTREG(R128_TRAIL_X_SUB, (left << 4) | 0); + OUTREG(R128_LEAD_BRES_ERR, eR); + OUTREG(R128_LEAD_BRES_INC, dxR); + OUTREG(R128_LEAD_BRES_DEC, -dyR); + OUTREG(R128_LEAD_BRES_LNTH_SUB, h << 4); +#endif +} +#endif + +/* Setup for XAA screen-to-screen copy. + + Tests: xtest CH06/fllrctngl (also tests transparency). +*/ +static void R128SetupForScreenToScreenCopy(ScrnInfoPtr pScrn, + int xdir, int ydir, int rop, + unsigned int planemask, + int trans_color) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + info->xdir = xdir; + info->ydir = ydir; + R128WaitForFifo(pScrn, 3); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_BRUSH_SOLID_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].rop + | R128_DP_SRC_SOURCE_MEMORY)); + OUTREG(R128_DP_WRITE_MASK, planemask); + OUTREG(R128_DP_CNTL, ((xdir >= 0 ? R128_DST_X_LEFT_TO_RIGHT : 0) + | (ydir >= 0 + ? R128_DST_Y_TOP_TO_BOTTOM + : 0))); + + if ((trans_color != -1) || (info->XAAForceTransBlit == TRUE)) { + /* Set up for transparency */ + R128WaitForFifo(pScrn, 3); + OUTREG(R128_CLR_CMP_CLR_SRC, trans_color); + OUTREG(R128_CLR_CMP_MASK, R128_CLR_CMP_MSK); + OUTREG(R128_CLR_CMP_CNTL, (R128_SRC_CMP_NEQ_COLOR + | R128_CLR_CMP_SRC_SOURCE)); + } +} + +/* Subsequent XAA screen-to-screen copy. */ +static void R128SubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, + int xa, int ya, + int xb, int yb, + int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + if (info->xdir < 0) xa += w - 1, xb += w - 1; + if (info->ydir < 0) ya += h - 1, yb += h - 1; + + R128WaitForFifo(pScrn, 3); + OUTREG(R128_SRC_Y_X, (ya << 16) | xa); + OUTREG(R128_DST_Y_X, (yb << 16) | xb); + OUTREG(R128_DST_HEIGHT_WIDTH, (h << 16) | w); +} + +/* Setup for XAA mono 8x8 pattern color expansion. Patterns with + transparency use `bg == -1'. This routine is only used if the XAA + pixmap cache is turned on. + + Tests: xtest XFree86/fllrctngl (no other test will test this routine with + both transparency and non-transparency) + + 1024x768@76Hz 8bpp + Without With + x11perf -srect100 38600.0/sec 85700.0/sec + x11perf -osrect100 38600.0/sec 85700.0/sec +*/ +static void R128SetupForMono8x8PatternFill(ScrnInfoPtr pScrn, + int patternx, int patterny, + int fg, int bg, int rop, + unsigned int planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 6); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | (bg == -1 + ? R128_GMC_BRUSH_8X8_MONO_FG_LA + : R128_GMC_BRUSH_8X8_MONO_FG_BG) + | R128_ROP[rop].pattern + | R128_GMC_BYTE_LSB_TO_MSB)); + OUTREG(R128_DP_WRITE_MASK, planemask); + OUTREG(R128_DP_BRUSH_FRGD_CLR, fg); + OUTREG(R128_DP_BRUSH_BKGD_CLR, bg); + OUTREG(R128_BRUSH_DATA0, patternx); + OUTREG(R128_BRUSH_DATA1, patterny); +} + +/* Subsequent XAA 8x8 pattern color expansion. Because they are used in + the setup function, `patternx' and `patterny' are not used here. */ +static void R128SubsequentMono8x8PatternFillRect(ScrnInfoPtr pScrn, + int patternx, int patterny, + int x, int y, int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 3); + OUTREG(R128_BRUSH_Y_X, (patterny << 8) | patternx); + OUTREG(R128_DST_Y_X, (y << 16) | x); + OUTREG(R128_DST_HEIGHT_WIDTH, (h << 16) | w); +} + +#if 0 +/* Setup for XAA color 8x8 pattern fill. + + Tests: xtest XFree86/fllrctngl (with Mono8x8PatternFill off) +*/ +static void R128SetupForColor8x8PatternFill(ScrnInfoPtr pScrn, + int patx, int paty, + int rop, unsigned int planemask, + int trans_color) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128TRACE(("Color8x8 %d %d %d\n", trans_color, patx, paty)); + + R128WaitForFifo(pScrn, 2); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_BRUSH_8x8_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].rop + | R128_DP_SRC_SOURCE_MEMORY)); + OUTREG(R128_DP_WRITE_MASK, planemask); + + if (trans_color != -1) { + /* Set up for transparency */ + R128WaitForFifo(pScrn, 3); + OUTREG(R128_CLR_CMP_CLR_SRC, trans_color); + OUTREG(R128_CLR_CMP_MASK, R128_CLR_CMP_MSK); + OUTREG(R128_CLR_CMP_CNTL, (R128_SRC_CMP_NEQ_COLOR + | R128_CLR_CMP_SRC_SOURCE)); + } +} + +/* Subsequent XAA 8x8 pattern color expansion. */ +static void R128SubsequentColor8x8PatternFillRect( ScrnInfoPtr pScrn, + int patx, int paty, + int x, int y, int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128TRACE(("Color8x8 %d,%d %d,%d %d %d\n", patx, paty, x, y, w, h)); + R128WaitForFifo(pScrn, 3); + OUTREG(R128_SRC_Y_X, (paty << 16) | patx); + OUTREG(R128_DST_Y_X, (y << 16) | x); + OUTREG(R128_DST_HEIGHT_WIDTH, (h << 16) | w); +} +#endif + +/* Setup for XAA indirect CPU-to-screen color expansion (indirect). + Because of how the scratch buffer is initialized, this is really a + mainstore-to-screen color expansion. Transparency is supported when `bg + == -1'. + + x11perf -ftext (pure indirect): + 1024x768@76Hz 1024x768@76Hz + 8bpp 32bpp + not used: 685000.0/sec 794000.0/sec + used: 1070000.0/sec 1080000.0/sec + + We could improve this indirect routine by about 10% if the hardware + could accept DWORD padded scanlines, or if XAA could provide bit-packed + data. We might also be able to move to a direct routine if there were + more HOST_DATA registers. + + Implementing the hybrid indirect/direct scheme improved performance in a + few areas: + + 1024x768@76 8bpp + Indirect Hybrid + x11perf -oddsrect10 50100.0/sec 71700.0/sec + x11perf -oddsrect100 4240.0/sec 6660.0/sec + x11perf -bigsrect10 50300.0/sec 71100.0/sec + x11perf -bigsrect100 4190.0/sec 6800.0/sec + x11perf -polytext 584000.0/sec 714000.0/sec + x11perf -polytext16 154000.0/sec 172000.0/sec + x11perf -seg1 1780000.0/sec 1880000.0/sec + x11perf -copyplane10 42900.0/sec 58300.0/sec + x11perf -copyplane100 4400.0/sec 6710.0/sec + x11perf -putimagexy10 5090.0/sec 6670.0/sec + x11perf -putimagexy100 424.0/sec 575.0/sec + + 1024x768@76 -depth 24 -fbbpp 32 + Indirect Hybrid + x11perf -oddsrect100 4240.0/sec 6670.0/sec + x11perf -bigsrect100 4190.0/sec 6800.0/sec + x11perf -polytext 585000.0/sec 719000.0/sec + x11perf -seg1 2960000.0/sec 2990000.0/sec + x11perf -copyplane100 4400.0/sec 6700.0/sec + x11perf -putimagexy100 138.0/sec 191.0/sec + +*/ +static void R128SetupForScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn, + int fg, int bg, + int rop, + unsigned int + planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128WaitForFifo(pScrn, 4); +#if X_BYTE_ORDER == X_LITTLE_ENDIAN + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_DST_CLIPPING + | R128_GMC_BRUSH_NONE + | (bg == -1 + ? R128_GMC_SRC_DATATYPE_MONO_FG_LA + : R128_GMC_SRC_DATATYPE_MONO_FG_BG) + | R128_ROP[rop].rop + | R128_GMC_BYTE_LSB_TO_MSB + | R128_DP_SRC_SOURCE_HOST_DATA)); +#else /* X_BYTE_ORDER == X_BIG_ENDIAN */ + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_DST_CLIPPING + | R128_GMC_BRUSH_NONE + | (bg == -1 + ? R128_GMC_SRC_DATATYPE_MONO_FG_LA + : R128_GMC_SRC_DATATYPE_MONO_FG_BG) + | R128_ROP[rop].rop + | R128_DP_SRC_SOURCE_HOST_DATA)); +#endif + OUTREG(R128_DP_WRITE_MASK, planemask); + OUTREG(R128_DP_SRC_FRGD_CLR, fg); + OUTREG(R128_DP_SRC_BKGD_CLR, bg); +} + +/* Subsequent XAA indirect CPU-to-screen color expansion. This is only + called once for each rectangle. */ +static void R128SubsequentScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn, + int x, int y, + int w, int h, + int skipleft) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int x1clip = x+skipleft; + int x2clip = x+w; + + info->scanline_h = h; + info->scanline_words = (w + 31) >> 5; + +#if 0 + /* Seems as though the Rage128's doesn't like blitting directly + * as we must be overwriting something too quickly, therefore we + * render to the buffer first and then blit */ + if ((info->scanline_words * h) <= 9) { + /* Turn on direct for less than 9 dword colour expansion */ + info->scratch_buffer[0] + = (unsigned char *)(ADDRREG(R128_HOST_DATA_LAST) + - (info->scanline_words - 1)); + info->scanline_direct = 1; + } else +#endif + { + /* Use indirect for anything else */ + info->scratch_buffer[0] = info->scratch_save; + info->scanline_direct = 0; + } + + if (pScrn->bitsPerPixel == 24) { + x1clip *= 3; + x2clip *= 3; + } + + R128WaitForFifo(pScrn, 4 + (info->scanline_direct ? + (info->scanline_words * h) : 0) ); + OUTREG(R128_SC_TOP_LEFT, (y << 16) | (x1clip & 0xffff)); + OUTREG(R128_SC_BOTTOM_RIGHT, ((y+h-1) << 16) | ((x2clip-1) & 0xffff)); + OUTREG(R128_DST_Y_X, (y << 16) | (x & 0xffff)); + /* Have to pad the width here and use clipping engine */ + OUTREG(R128_DST_HEIGHT_WIDTH, (h << 16) | ((w + 31) & ~31)); +} + +/* Subsequent XAA indirect CPU-to-screen color expansion. This is called + once for each scanline. */ +static void R128SubsequentColorExpandScanline(ScrnInfoPtr pScrn, int bufno) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + CARD32 *p = (pointer)info->scratch_buffer[bufno]; + int i; + int left = info->scanline_words; + volatile CARD32 *d; + + if (info->scanline_direct) return; + --info->scanline_h; + while (left) { + write_mem_barrier(); + if (left <= 8) { + /* Last scanline - finish write to DATA_LAST */ + if (info->scanline_h == 0) { + R128WaitForFifo(pScrn, left); + /* Unrolling doesn't improve performance */ + for (d = ADDRREG(R128_HOST_DATA_LAST) - (left - 1); left; --left) + *d++ = *p++; + return; + } else { + R128WaitForFifo(pScrn, left); + /* Unrolling doesn't improve performance */ + for (d = ADDRREG(R128_HOST_DATA7) - (left - 1); left; --left) + *d++ = *p++; + } + } else { + R128WaitForFifo(pScrn, 8); + /* Unrolling doesn't improve performance */ + for (d = ADDRREG(R128_HOST_DATA0), i = 0; i < 8; i++) + *d++ = *p++; + left -= 8; + } + } +} + +/* Setup for XAA indirect image write. + + 1024x768@76Hz 8bpp + Without With + x11perf -putimage10 37500.0/sec 39300.0/sec + x11perf -putimage100 2150.0/sec 1170.0/sec + x11perf -putimage500 108.0/sec 49.8/sec + */ +static void R128SetupForScanlineImageWrite(ScrnInfoPtr pScrn, + int rop, + unsigned int planemask, + int trans_color, + int bpp, + int depth) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + info->scanline_bpp = bpp; + + R128WaitForFifo(pScrn, 2); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_DST_CLIPPING + | R128_GMC_BRUSH_1X8_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].rop + | R128_GMC_BYTE_LSB_TO_MSB + | R128_DP_SRC_SOURCE_HOST_DATA)); + OUTREG(R128_DP_WRITE_MASK, planemask); + + if (trans_color != -1) { + /* Set up for transparency */ + R128WaitForFifo(pScrn, 3); + OUTREG(R128_CLR_CMP_CLR_SRC, trans_color); + OUTREG(R128_CLR_CMP_MASK, R128_CLR_CMP_MSK); + OUTREG(R128_CLR_CMP_CNTL, (R128_SRC_CMP_NEQ_COLOR + | R128_CLR_CMP_SRC_SOURCE)); + } +} + +/* Subsequent XAA indirect image write. This is only called once for each + rectangle. */ +static void R128SubsequentScanlineImageWriteRect(ScrnInfoPtr pScrn, + int x, int y, + int w, int h, + int skipleft) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int x1clip = x+skipleft; + int x2clip = x+w; + + int shift = 0; /* 32bpp */ + + if (pScrn->bitsPerPixel == 8) shift = 3; + else if (pScrn->bitsPerPixel == 16) shift = 1; + + info->scanline_h = h; + info->scanline_words = (w * info->scanline_bpp + 31) >> 5; + +#if 0 + /* Seeing as the CPUToScreen doesn't like this, I've done this + * here too, as it uses pretty much the same path. */ + if ((info->scanline_words * h) <= 9) { + /* Turn on direct for less than 9 dword colour expansion */ + info->scratch_buffer[0] + = (unsigned char *)(ADDRREG(R128_HOST_DATA_LAST) + - (info->scanline_words - 1)); + info->scanline_direct = 1; + } else +#endif + { + /* Use indirect for anything else */ + info->scratch_buffer[0] = info->scratch_save; + info->scanline_direct = 0; + } + + if (pScrn->bitsPerPixel == 24) { + x1clip *= 3; + x2clip *= 3; + } + + R128WaitForFifo(pScrn, 4 + (info->scanline_direct ? + (info->scanline_words * h) : 0) ); + OUTREG(R128_SC_TOP_LEFT, (y << 16) | (x1clip & 0xffff)); + OUTREG(R128_SC_BOTTOM_RIGHT, ((y+h-1) << 16) | ((x2clip-1) & 0xffff)); + OUTREG(R128_DST_Y_X, (y << 16) | (x & 0xffff)); + /* Have to pad the width here and use clipping engine */ + OUTREG(R128_DST_HEIGHT_WIDTH, (h << 16) | ((w + shift) & ~shift)); +} + +/* Subsequent XAA indirect iamge write. This is called once for each + scanline. */ +static void R128SubsequentImageWriteScanline(ScrnInfoPtr pScrn, int bufno) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + CARD32 *p = (pointer)info->scratch_buffer[bufno]; + int i; + int left = info->scanline_words; + volatile CARD32 *d; + + if (info->scanline_direct) return; + --info->scanline_h; + while (left) { + write_mem_barrier(); + if (left <= 8) { + /* Last scanline - finish write to DATA_LAST */ + if (info->scanline_h == 0) { + R128WaitForFifo(pScrn, left); + /* Unrolling doesn't improve performance */ + for (d = ADDRREG(R128_HOST_DATA_LAST) - (left - 1); left; --left) + *d++ = *p++; + return; + } else { + R128WaitForFifo(pScrn, left); + /* Unrolling doesn't improve performance */ + for (d = ADDRREG(R128_HOST_DATA7) - (left - 1); left; --left) + *d++ = *p++; + } + } else { + R128WaitForFifo(pScrn, 8); + /* Unrolling doesn't improve performance */ + for (d = ADDRREG(R128_HOST_DATA0), i = 0; i < 8; i++) + *d++ = *p++; + left -= 8; + } + } +} + +/* Initialize the acceleration hardware. */ +void R128EngineInit(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + + R128TRACE(("EngineInit (%d/%d)\n", info->CurrentLayout.pixel_code, info->CurrentLayout.bitsPerPixel)); + + OUTREG(R128_SCALE_3D_CNTL, 0); + R128EngineReset(pScrn); + + switch (info->CurrentLayout.pixel_code) { + case 8: info->datatype = 2; break; + case 15: info->datatype = 3; break; + case 16: info->datatype = 4; break; + case 24: info->datatype = 5; break; + case 32: info->datatype = 6; break; + default: + R128TRACE(("Unknown depth/bpp = %d/%d (code = %d)\n", + info->CurrentLayout.depth, info->CurrentLayout.bitsPerPixel, + info->CurrentLayout.pixel_code)); + } + info->pitch = (info->CurrentLayout.displayWidth / 8) * (info->CurrentLayout.pixel_bytes == 3 ? 3 : 1); + + R128TRACE(("Pitch for acceleration = %d\n", info->pitch)); + + R128WaitForFifo(pScrn, 2); + OUTREG(R128_DEFAULT_OFFSET, 0); + OUTREG(R128_DEFAULT_PITCH, info->pitch); + + R128WaitForFifo(pScrn, 4); + OUTREG(R128_AUX_SC_CNTL, 0); + OUTREG(R128_DEFAULT_SC_BOTTOM_RIGHT, (R128_DEFAULT_SC_RIGHT_MAX + | R128_DEFAULT_SC_BOTTOM_MAX)); + OUTREG(R128_SC_TOP_LEFT, 0); + OUTREG(R128_SC_BOTTOM_RIGHT, (R128_DEFAULT_SC_RIGHT_MAX + | R128_DEFAULT_SC_BOTTOM_MAX)); + + info->dp_gui_master_cntl = ((info->datatype << R128_GMC_DST_DATATYPE_SHIFT) + | R128_GMC_CLR_CMP_CNTL_DIS + | R128_GMC_AUX_CLIP_DIS); + R128WaitForFifo(pScrn, 1); + OUTREG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_BRUSH_SOLID_COLOR + | R128_GMC_SRC_DATATYPE_COLOR)); + + R128WaitForFifo(pScrn, 8); + OUTREG(R128_DST_BRES_ERR, 0); + OUTREG(R128_DST_BRES_INC, 0); + OUTREG(R128_DST_BRES_DEC, 0); + OUTREG(R128_DP_BRUSH_FRGD_CLR, 0xffffffff); + OUTREG(R128_DP_BRUSH_BKGD_CLR, 0x00000000); + OUTREG(R128_DP_SRC_FRGD_CLR, 0xffffffff); + OUTREG(R128_DP_SRC_BKGD_CLR, 0x00000000); + OUTREG(R128_DP_WRITE_MASK, 0xffffffff); + + R128WaitForFifo(pScrn, 1); + +#if X_BYTE_ORDER == X_BIG_ENDIAN + /* FIXME: this is a kludge for texture uploads in the 3D driver. Look at + * how the radeon driver handles HOST_DATA_SWAP if you want to implement + * CCE ImageWrite acceleration or anything needing this bit */ +#ifdef XF86DRI + if (info->directRenderingEnabled) + OUTREGP(R128_DP_DATATYPE, 0, ~R128_HOST_BIG_ENDIAN_EN); + else +#endif + OUTREGP(R128_DP_DATATYPE, + R128_HOST_BIG_ENDIAN_EN, ~R128_HOST_BIG_ENDIAN_EN); +#else /* X_LITTLE_ENDIAN */ + OUTREGP(R128_DP_DATATYPE, 0, ~R128_HOST_BIG_ENDIAN_EN); +#endif + +#ifdef XF86DRI + info->sc_left = 0x00000000; + info->sc_right = R128_DEFAULT_SC_RIGHT_MAX; + info->sc_top = 0x00000000; + info->sc_bottom = R128_DEFAULT_SC_BOTTOM_MAX; + + info->re_top_left = 0x00000000; + info->re_width_height = ((0x7ff << R128_RE_WIDTH_SHIFT) | + (0x7ff << R128_RE_HEIGHT_SHIFT)); + + info->aux_sc_cntl = 0x00000000; +#endif + + R128WaitForIdle(pScrn); +} + +#ifdef XF86DRI + +/* Setup for XAA SolidFill. */ +static void R128CCESetupForSolidFill(ScrnInfoPtr pScrn, + int color, int rop, + unsigned int planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 8 ); + + OUT_RING_REG( R128_DP_GUI_MASTER_CNTL, + (info->dp_gui_master_cntl + | R128_GMC_BRUSH_SOLID_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].pattern) ); + + OUT_RING_REG( R128_DP_BRUSH_FRGD_CLR, color ); + OUT_RING_REG( R128_DP_WRITE_MASK, planemask ); + OUT_RING_REG( R128_DP_CNTL, (R128_DST_X_LEFT_TO_RIGHT | + R128_DST_Y_TOP_TO_BOTTOM)); + ADVANCE_RING(); +} + +/* Subsequent XAA SolidFillRect. + + Tests: xtest CH06/fllrctngl, xterm +*/ +static void R128CCESubsequentSolidFillRect(ScrnInfoPtr pScrn, + int x, int y, int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 4 ); + + OUT_RING_REG( R128_DST_Y_X, (y << 16) | x ); + OUT_RING_REG( R128_DST_WIDTH_HEIGHT, (w << 16) | h ); + + ADVANCE_RING(); +} + +/* Setup for XAA screen-to-screen copy. + + Tests: xtest CH06/fllrctngl (also tests transparency). +*/ +static void R128CCESetupForScreenToScreenCopy(ScrnInfoPtr pScrn, + int xdir, int ydir, int rop, + unsigned int planemask, + int trans_color) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + info->xdir = xdir; + info->ydir = ydir; + + BEGIN_RING( 6 ); + + OUT_RING_REG( R128_DP_GUI_MASTER_CNTL, + (info->dp_gui_master_cntl + | R128_GMC_BRUSH_NONE + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].rop + | R128_DP_SRC_SOURCE_MEMORY) ); + + OUT_RING_REG( R128_DP_WRITE_MASK, planemask ); + OUT_RING_REG( R128_DP_CNTL, + ((xdir >= 0 ? R128_DST_X_LEFT_TO_RIGHT : 0) | + (ydir >= 0 ? R128_DST_Y_TOP_TO_BOTTOM : 0)) ); + + ADVANCE_RING(); + + if ((trans_color != -1) || (info->XAAForceTransBlit == TRUE)) { + BEGIN_RING( 6 ); + + OUT_RING_REG( R128_CLR_CMP_CLR_SRC, trans_color ); + OUT_RING_REG( R128_CLR_CMP_MASK, R128_CLR_CMP_MSK ); + OUT_RING_REG( R128_CLR_CMP_CNTL, (R128_SRC_CMP_NEQ_COLOR | + R128_CLR_CMP_SRC_SOURCE) ); + + ADVANCE_RING(); + } +} + +/* Subsequent XAA screen-to-screen copy. */ +static void R128CCESubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, + int xa, int ya, + int xb, int yb, + int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + if (info->xdir < 0) xa += w - 1, xb += w - 1; + if (info->ydir < 0) ya += h - 1, yb += h - 1; + + BEGIN_RING( 6 ); + + OUT_RING_REG( R128_SRC_Y_X, (ya << 16) | xa ); + OUT_RING_REG( R128_DST_Y_X, (yb << 16) | xb ); + OUT_RING_REG( R128_DST_HEIGHT_WIDTH, (h << 16) | w ); + + ADVANCE_RING(); +} + + +/* + * XAA scanline color expansion + * + * We use HOSTDATA_BLT CCE packets, dividing the image in chunks that fit into + * the indirect buffer if necessary. + */ +static void R128CCESetupForScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn, + int fg, int bg, + int rop, + unsigned int + planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 2 ); + OUT_RING_REG(R128_DP_WRITE_MASK, planemask); + ADVANCE_RING(); + + info->scanline_rop = rop; + info->scanline_fg = fg; + info->scanline_bg = bg; +} + +/* Helper function to write out a HOSTDATA_BLT packet into the indirect buffer + and set the XAA scratch buffer address appropriately */ +static void R128CCEScanlineCPUToScreenColorExpandFillPacket(ScrnInfoPtr pScrn, + int bufno) +{ + R128InfoPtr info = R128PTR(pScrn); + int chunk_words = info->scanline_hpass * info->scanline_words; + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( chunk_words+9 ); + + OUT_RING( CCE_PACKET3( R128_CCE_PACKET3_CNTL_HOSTDATA_BLT, chunk_words+9-2 ) ); +#if X_BYTE_ORDER == X_LITTLE_ENDIAN + OUT_RING( (info->dp_gui_master_cntl + | R128_GMC_DST_CLIPPING + | R128_GMC_BRUSH_NONE + | (info->scanline_bg == -1 + ? R128_GMC_SRC_DATATYPE_MONO_FG_LA + : R128_GMC_SRC_DATATYPE_MONO_FG_BG) + | R128_ROP[info->scanline_rop].rop + | R128_GMC_BYTE_LSB_TO_MSB + | R128_DP_SRC_SOURCE_HOST_DATA)); +#else /* X_BYTE_ORDER == X_BIG_ENDIAN */ + OUT_RING( (info->dp_gui_master_cntl + | R128_GMC_DST_CLIPPING + | R128_GMC_BRUSH_NONE + | (info->scanline_bg == -1 + ? R128_GMC_SRC_DATATYPE_MONO_FG_LA + : R128_GMC_SRC_DATATYPE_MONO_FG_BG) + | R128_ROP[info->scanline_rop].rop + | R128_DP_SRC_SOURCE_HOST_DATA)); +#endif + OUT_RING( (info->scanline_y << 16) | (info->scanline_x1clip & 0xffff) ); + OUT_RING( ((info->scanline_y+info->scanline_hpass-1) << 16) | ((info->scanline_x2clip-1) & 0xffff) ); + OUT_RING( info->scanline_fg ); + OUT_RING( info->scanline_bg ); + OUT_RING( (info->scanline_y << 16) | (info->scanline_x & 0xffff)); + + /* Have to pad the width here and use clipping engine */ + OUT_RING( (info->scanline_hpass << 16) | ((info->scanline_w + 31) & ~31)); + + OUT_RING( chunk_words ); + + info->scratch_buffer[bufno] = (unsigned char *) &__head[__count]; + __count += chunk_words; + + ADVANCE_RING(); + + info->scanline_y += info->scanline_hpass; + info->scanline_h -= info->scanline_hpass; + + if ( R128_VERBOSE ) + xf86DrvMsg( pScrn->scrnIndex, X_INFO, + "%s: hpass=%d, words=%d => chunk_words=%d, y=%d, h=%d\n", + __FUNCTION__, info->scanline_hpass, info->scanline_words, + chunk_words, info->scanline_y, info->scanline_h ); +} + +/* Subsequent XAA indirect CPU-to-screen color expansion. This is only + called once for each rectangle. */ +static void R128CCESubsequentScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn, + int x, int y, + int w, int h, + int skipleft) +{ + R128InfoPtr info = R128PTR(pScrn); + +#define BUFSIZE ( R128_BUFFER_SIZE/4-9 ) + + info->scanline_x = x; + info->scanline_y = y; + info->scanline_w = w; + info->scanline_h = h; + + info->scanline_x1clip = x+skipleft; + info->scanline_x2clip = x+w; + + info->scanline_words = (w + 31) >> 5; + info->scanline_hpass = min(h,(BUFSIZE/info->scanline_words)); + + if ( R128_VERBOSE ) + xf86DrvMsg( pScrn->scrnIndex, X_INFO, + "%s: x=%d, y=%d, w=%d, h=%d, skipleft=%d => x1clip=%d, x2clip=%d, hpass=%d, words=%d\n", + __FUNCTION__, x, y, w, h, skipleft, info->scanline_x1clip, info->scanline_x2clip, + info->scanline_hpass, info->scanline_words ); + + R128CCEScanlineCPUToScreenColorExpandFillPacket(pScrn, 0); +} + +/* Subsequent XAA indirect CPU-to-screen color expansion. This is called + once for each scanline. */ +static void R128CCESubsequentColorExpandScanline(ScrnInfoPtr pScrn, + int bufno) +{ + R128InfoPtr info = R128PTR(pScrn); + + if ( R128_VERBOSE ) + xf86DrvMsg( pScrn->scrnIndex, X_INFO, + "%s enter: scanline_hpass=%d, scanline_h=%d\n", + __FUNCTION__, info->scanline_hpass, info->scanline_h ); + + if (--info->scanline_hpass) { + info->scratch_buffer[bufno] += 4 * info->scanline_words; + } + else if(info->scanline_h) { + info->scanline_hpass = min(info->scanline_h,(BUFSIZE/info->scanline_words)); + R128CCEScanlineCPUToScreenColorExpandFillPacket(pScrn, bufno); + } + + if ( R128_VERBOSE ) + xf86DrvMsg( pScrn->scrnIndex, X_INFO, + "%s exit: scanline_hpass=%d, scanline_h=%d\n", + __FUNCTION__, info->scanline_hpass, info->scanline_h ); +} + +/* Solid lines */ +static void R128CCESetupForSolidLine(ScrnInfoPtr pScrn, + int color, int rop, unsigned int planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 6 ); + + OUT_RING_REG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | R128_GMC_BRUSH_SOLID_COLOR + | R128_GMC_SRC_DATATYPE_COLOR + | R128_ROP[rop].pattern)); + OUT_RING_REG(R128_DP_BRUSH_FRGD_CLR, color); + OUT_RING_REG(R128_DP_WRITE_MASK, planemask); + + ADVANCE_RING(); +} + +static void R128CCESubsequentSolidBresenhamLine(ScrnInfoPtr pScrn, + int x, int y, + int major, int minor, + int err, int len, int octant) +{ + R128InfoPtr info = R128PTR(pScrn); + int flags = 0; + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + if (octant & YMAJOR) flags |= R128_DST_Y_MAJOR; + if (!(octant & XDECREASING)) flags |= R128_DST_X_DIR_LEFT_TO_RIGHT; + if (!(octant & YDECREASING)) flags |= R128_DST_Y_DIR_TOP_TO_BOTTOM; + + BEGIN_RING( 12 ); + + OUT_RING_REG(R128_DP_CNTL_XDIR_YDIR_YMAJOR, flags); + OUT_RING_REG(R128_DST_Y_X, (y << 16) | x); + OUT_RING_REG(R128_DST_BRES_ERR, err); + OUT_RING_REG(R128_DST_BRES_INC, minor); + OUT_RING_REG(R128_DST_BRES_DEC, -major); + OUT_RING_REG(R128_DST_BRES_LNTH, len); + + ADVANCE_RING(); +} + +static void R128CCESubsequentSolidHorVertLine(ScrnInfoPtr pScrn, + int x, int y, int len, int dir ) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 2 ); + + OUT_RING_REG(R128_DP_CNTL, (R128_DST_X_LEFT_TO_RIGHT + | R128_DST_Y_TOP_TO_BOTTOM)); + + ADVANCE_RING(); + + if (dir == DEGREES_0) { + R128CCESubsequentSolidFillRect(pScrn, x, y, len, 1); + } else { + R128CCESubsequentSolidFillRect(pScrn, x, y, 1, len); + } +} + +/* Dashed lines */ +static void R128CCESetupForDashedLine(ScrnInfoPtr pScrn, + int fg, int bg, + int rop, unsigned int planemask, + int length, unsigned char *pattern) +{ + R128InfoPtr info = R128PTR(pScrn); + CARD32 pat = *(CARD32 *)(pointer)pattern; + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + +#if X_BYTE_ORDER == X_LITTLE_ENDIAN +# define PAT_SHIFT(pat,n) pat << n +#else +# define PAT_SHIFT(pat,n) pat >> n +#endif + + switch (length) { + case 2: pat |= PAT_SHIFT(pat,2); /* fall through */ + case 4: pat |= PAT_SHIFT(pat,4); /* fall through */ + case 8: pat |= PAT_SHIFT(pat,8); /* fall through */ + case 16: pat |= PAT_SHIFT(pat,16); + } + + BEGIN_RING( 10 ); + + OUT_RING_REG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | (bg == -1 + ? R128_GMC_BRUSH_32x1_MONO_FG_LA + : R128_GMC_BRUSH_32x1_MONO_FG_BG) + | R128_ROP[rop].pattern + | R128_GMC_BYTE_LSB_TO_MSB)); + OUT_RING_REG(R128_DP_WRITE_MASK, planemask); + OUT_RING_REG(R128_DP_BRUSH_FRGD_CLR, fg); + OUT_RING_REG(R128_DP_BRUSH_BKGD_CLR, bg); + OUT_RING_REG(R128_BRUSH_DATA0, pat); + + ADVANCE_RING(); +} + +static void R128CCESubsequentDashedBresenhamLine(ScrnInfoPtr pScrn, + int x, int y, + int major, int minor, + int err, int len, int octant, + int phase) +{ + R128InfoPtr info = R128PTR(pScrn); + int flags = 0; + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + if (octant & YMAJOR) flags |= R128_DST_Y_MAJOR; + if (!(octant & XDECREASING)) flags |= R128_DST_X_DIR_LEFT_TO_RIGHT; + if (!(octant & YDECREASING)) flags |= R128_DST_Y_DIR_TOP_TO_BOTTOM; + + BEGIN_RING( 14 ); + + OUT_RING_REG(R128_DP_CNTL_XDIR_YDIR_YMAJOR, flags); + OUT_RING_REG(R128_DST_Y_X, (y << 16) | x); + OUT_RING_REG(R128_BRUSH_Y_X, (phase << 16) | phase); + OUT_RING_REG(R128_DST_BRES_ERR, err); + OUT_RING_REG(R128_DST_BRES_INC, minor); + OUT_RING_REG(R128_DST_BRES_DEC, -major); + OUT_RING_REG(R128_DST_BRES_LNTH, len); + + ADVANCE_RING(); +} + +/* Mono 8x8 pattern color expansion */ +static void R128CCESetupForMono8x8PatternFill(ScrnInfoPtr pScrn, + int patternx, int patterny, + int fg, int bg, int rop, + unsigned int planemask) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 12 ); + + OUT_RING_REG(R128_DP_GUI_MASTER_CNTL, (info->dp_gui_master_cntl + | (bg == -1 + ? R128_GMC_BRUSH_8X8_MONO_FG_LA + : R128_GMC_BRUSH_8X8_MONO_FG_BG) + | R128_ROP[rop].pattern + | R128_GMC_BYTE_LSB_TO_MSB)); + OUT_RING_REG(R128_DP_WRITE_MASK, planemask); + OUT_RING_REG(R128_DP_BRUSH_FRGD_CLR, fg); + OUT_RING_REG(R128_DP_BRUSH_BKGD_CLR, bg); + OUT_RING_REG(R128_BRUSH_DATA0, patternx); + OUT_RING_REG(R128_BRUSH_DATA1, patterny); + + ADVANCE_RING(); +} + +static void R128CCESubsequentMono8x8PatternFillRect(ScrnInfoPtr pScrn, + int patternx, int patterny, + int x, int y, int w, int h) +{ + R128InfoPtr info = R128PTR(pScrn); + RING_LOCALS; + + R128CCE_REFRESH( pScrn, info ); + + BEGIN_RING( 6 ); + + OUT_RING_REG(R128_BRUSH_Y_X, (patterny << 8) | patternx); + OUT_RING_REG(R128_DST_Y_X, (y << 16) | x); + OUT_RING_REG(R128_DST_HEIGHT_WIDTH, (h << 16) | w); + + ADVANCE_RING(); +} + +/* Get an indirect buffer for the CCE 2D acceleration commands. + */ +drmBufPtr R128CCEGetBuffer( ScrnInfoPtr pScrn ) +{ + R128InfoPtr info = R128PTR(pScrn); + drmDMAReq dma; + drmBufPtr buf = NULL; + int indx = 0; + int size = 0; + int ret, i = 0; + +#if 0 + /* FIXME: pScrn->pScreen has not been initialized when this is first + called from RADEONSelectBuffer via RADEONDRICPInit. We could use + the screen index from pScrn, which is initialized, and then get + the screen from screenInfo.screens[index], but that is a hack. */ + dma.context = DRIGetContext(pScrn->pScreen); +#else + dma.context = 0x00000001; /* This is the X server's context */ +#endif + dma.send_count = 0; + dma.send_list = NULL; + dma.send_sizes = NULL; + dma.flags = 0; + dma.request_count = 1; + dma.request_size = R128_BUFFER_SIZE; + dma.request_list = &indx; + dma.request_sizes = &size; + dma.granted_count = 0; + + while ( 1 ) { + do { + ret = drmDMA( info->drmFD, &dma ); + if ( ret && ret != -EAGAIN ) { + xf86DrvMsg( pScrn->scrnIndex, X_ERROR, + "%s: CCE GetBuffer %d\n", __FUNCTION__, ret ); + } + } while ( ( ret == -EAGAIN ) && ( i++ < R128_TIMEOUT ) ); + + if ( ret == 0 ) { + buf = &info->buffers->list[indx]; + buf->used = 0; + if ( R128_VERBOSE ) { + xf86DrvMsg( pScrn->scrnIndex, X_INFO, + " GetBuffer returning %d\n", buf->idx ); + } + return buf; + } + + xf86DrvMsg( pScrn->scrnIndex, X_ERROR, + "GetBuffer timed out, resetting engine...\n"); + R128EngineReset( pScrn ); + /* R128EngineRestore( pScrn ); FIXME ??? */ + + /* Always restart the engine when doing CCE 2D acceleration */ + R128CCE_RESET( pScrn, info ); + R128CCE_START( pScrn, info ); + } +} + +/* Flush the indirect buffer to the kernel for submission to the card. + */ +void R128CCEFlushIndirect( ScrnInfoPtr pScrn, int discard ) +{ + R128InfoPtr info = R128PTR(pScrn); + drmBufPtr buffer = info->indirectBuffer; + int start = info->indirectStart; + drmR128Indirect indirect; + + if ( !buffer ) + return; + + if ( (start == buffer->used) && !discard ) + return; + + indirect.idx = buffer->idx; + indirect.start = start; + indirect.end = buffer->used; + indirect.discard = discard; + + drmCommandWriteRead( info->drmFD, DRM_R128_INDIRECT, + &indirect, sizeof(drmR128Indirect)); + + if ( discard ) + buffer = info->indirectBuffer = R128CCEGetBuffer( pScrn ); + + /* pad to an even number of dwords */ + if (buffer->used & 7) + buffer->used = ( buffer->used+7 ) & ~7; + + info->indirectStart = buffer->used; +} + +/* Flush and release the indirect buffer. + */ +void R128CCEReleaseIndirect( ScrnInfoPtr pScrn ) +{ + R128InfoPtr info = R128PTR(pScrn); + drmBufPtr buffer = info->indirectBuffer; + int start = info->indirectStart; + drmR128Indirect indirect; + + info->indirectBuffer = NULL; + info->indirectStart = 0; + + if ( !buffer ) + return; + + indirect.idx = buffer->idx; + indirect.start = start; + indirect.end = buffer->used; + indirect.discard = 1; + + drmCommandWriteRead( info->drmFD, DRM_R128_INDIRECT, + &indirect, sizeof(drmR128Indirect)); +} + +static void R128CCEAccelInit(ScrnInfoPtr pScrn, XAAInfoRecPtr a) +{ + R128InfoPtr info = R128PTR(pScrn); + + a->Flags = (PIXMAP_CACHE + | OFFSCREEN_PIXMAPS + | LINEAR_FRAMEBUFFER); + + /* Sync */ + a->Sync = R128CCEWaitForIdle; + + /* Solid Filled Rectangle */ + a->PolyFillRectSolidFlags = 0; + a->SetupForSolidFill = R128CCESetupForSolidFill; + a->SubsequentSolidFillRect = R128CCESubsequentSolidFillRect; + + /* Screen-to-screen Copy */ + /* Transparency uses the wrong colors for + 24 bpp mode -- the transparent part is + correct, but the opaque color is wrong. + This can be seen with netscape's I-bar + cursor when editing in the URL location + box. */ + a->ScreenToScreenCopyFlags = ((pScrn->bitsPerPixel == 24) + ? NO_TRANSPARENCY + : 0); + a->SetupForScreenToScreenCopy = R128CCESetupForScreenToScreenCopy; + a->SubsequentScreenToScreenCopy = R128CCESubsequentScreenToScreenCopy; + + /* Indirect CPU-To-Screen Color Expand */ + a->ScanlineCPUToScreenColorExpandFillFlags = LEFT_EDGE_CLIPPING + | LEFT_EDGE_CLIPPING_NEGATIVE_X; + a->NumScanlineColorExpandBuffers = 1; + a->ScanlineColorExpandBuffers = info->scratch_buffer; + info->scratch_buffer[0] = NULL; + a->SetupForScanlineCPUToScreenColorExpandFill + = R128CCESetupForScanlineCPUToScreenColorExpandFill; + a->SubsequentScanlineCPUToScreenColorExpandFill + = R128CCESubsequentScanlineCPUToScreenColorExpandFill; + a->SubsequentColorExpandScanline = R128CCESubsequentColorExpandScanline; + + /* Bresenham Solid Lines */ + a->SetupForSolidLine = R128CCESetupForSolidLine; + a->SubsequentSolidBresenhamLine = R128CCESubsequentSolidBresenhamLine; + a->SubsequentSolidHorVertLine = R128CCESubsequentSolidHorVertLine; + + /* Bresenham Dashed Lines*/ + a->SetupForDashedLine = R128CCESetupForDashedLine; + a->SubsequentDashedBresenhamLine = R128CCESubsequentDashedBresenhamLine; + a->DashPatternMaxLength = 32; + a->DashedLineFlags = (LINE_PATTERN_LSBFIRST_LSBJUSTIFIED + | LINE_PATTERN_POWER_OF_2_ONLY); + + /* Mono 8x8 Pattern Fill (Color Expand) */ + a->SetupForMono8x8PatternFill = R128CCESetupForMono8x8PatternFill; + a->SubsequentMono8x8PatternFillRect = R128CCESubsequentMono8x8PatternFillRect; + a->Mono8x8PatternFillFlags = (HARDWARE_PATTERN_PROGRAMMED_BITS + | HARDWARE_PATTERN_PROGRAMMED_ORIGIN + | HARDWARE_PATTERN_SCREEN_ORIGIN + | BIT_ORDER_IN_BYTE_LSBFIRST); +} +#endif + +static void R128MMIOAccelInit(ScrnInfoPtr pScrn, XAAInfoRecPtr a) +{ + R128InfoPtr info = R128PTR(pScrn); + + a->Flags = (PIXMAP_CACHE + | OFFSCREEN_PIXMAPS + | LINEAR_FRAMEBUFFER); + + /* Sync */ + a->Sync = R128WaitForIdle; + + /* Solid Filled Rectangle */ + a->PolyFillRectSolidFlags = 0; + a->SetupForSolidFill = R128SetupForSolidFill; + a->SubsequentSolidFillRect = R128SubsequentSolidFillRect; + + /* Screen-to-screen Copy */ + /* Transparency uses the wrong colors for + 24 bpp mode -- the transparent part is + correct, but the opaque color is wrong. + This can be seen with netscape's I-bar + cursor when editing in the URL location + box. */ + a->ScreenToScreenCopyFlags = ((pScrn->bitsPerPixel == 24) + ? NO_TRANSPARENCY + : 0); + a->SetupForScreenToScreenCopy = R128SetupForScreenToScreenCopy; + a->SubsequentScreenToScreenCopy = R128SubsequentScreenToScreenCopy; + + /* Mono 8x8 Pattern Fill (Color Expand) */ + a->SetupForMono8x8PatternFill = R128SetupForMono8x8PatternFill; + a->SubsequentMono8x8PatternFillRect = R128SubsequentMono8x8PatternFillRect; + a->Mono8x8PatternFillFlags = (HARDWARE_PATTERN_PROGRAMMED_BITS + | HARDWARE_PATTERN_PROGRAMMED_ORIGIN + | HARDWARE_PATTERN_SCREEN_ORIGIN + | BIT_ORDER_IN_BYTE_LSBFIRST); + + /* Indirect CPU-To-Screen Color Expand */ + a->ScanlineCPUToScreenColorExpandFillFlags = LEFT_EDGE_CLIPPING + | LEFT_EDGE_CLIPPING_NEGATIVE_X; + a->NumScanlineColorExpandBuffers = 1; + a->ScanlineColorExpandBuffers = info->scratch_buffer; + info->scratch_save = xalloc(((pScrn->virtualX+31)/32*4) + + (pScrn->virtualX + * info->CurrentLayout.pixel_bytes)); + info->scratch_buffer[0] = info->scratch_save; + a->SetupForScanlineCPUToScreenColorExpandFill + = R128SetupForScanlineCPUToScreenColorExpandFill; + a->SubsequentScanlineCPUToScreenColorExpandFill + = R128SubsequentScanlineCPUToScreenColorExpandFill; + a->SubsequentColorExpandScanline = R128SubsequentColorExpandScanline; + + /* Bresenham Solid Lines */ + a->SetupForSolidLine = R128SetupForSolidLine; + a->SubsequentSolidBresenhamLine = R128SubsequentSolidBresenhamLine; + a->SubsequentSolidHorVertLine = R128SubsequentSolidHorVertLine; + + /* Bresenham Dashed Lines*/ + a->SetupForDashedLine = R128SetupForDashedLine; + a->SubsequentDashedBresenhamLine = R128SubsequentDashedBresenhamLine; + a->DashPatternMaxLength = 32; + a->DashedLineFlags = (LINE_PATTERN_LSBFIRST_LSBJUSTIFIED + | LINE_PATTERN_POWER_OF_2_ONLY); + + /* ImageWrite */ + a->NumScanlineImageWriteBuffers = 1; + a->ScanlineImageWriteBuffers = info->scratch_buffer; + info->scratch_buffer[0] = info->scratch_save; + a->SetupForScanlineImageWrite = R128SetupForScanlineImageWrite; + a->SubsequentScanlineImageWriteRect= R128SubsequentScanlineImageWriteRect; + a->SubsequentImageWriteScanline = R128SubsequentImageWriteScanline; + a->ScanlineImageWriteFlags = CPU_TRANSFER_PAD_DWORD + /* Performance tests show that we shouldn't use GXcopy for + * uploads as a memcpy is faster */ + | NO_GXCOPY + | LEFT_EDGE_CLIPPING + | LEFT_EDGE_CLIPPING_NEGATIVE_X + | SCANLINE_PAD_DWORD; +} + +/* Initialize XAA for supported acceleration and also initialize the + graphics hardware for acceleration. */ +Bool R128AccelInit(ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + R128InfoPtr info = R128PTR(pScrn); + XAAInfoRecPtr a; + + if (!(a = info->accel = XAACreateInfoRec())) return FALSE; + +#ifdef XF86DRI + if (info->directRenderingEnabled) + R128CCEAccelInit(pScrn, a); + else +#endif + R128MMIOAccelInit(pScrn, a); + + R128EngineInit(pScrn); + return XAAInit(pScreen, a); +} |