353 lines
8.9 KiB
C
353 lines
8.9 KiB
C
/* COPYRIGHT AND PERMISSION NOTICE
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Copyright (c) 2000, 2001 Nokia Home Communications
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All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, and/or sell copies of the Software, and to permit persons
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to whom the Software is furnished to do so, provided that the above
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copyright notice(s) and this permission notice appear in all copies of
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the Software and that both the above copyright notice(s) and this
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permission notice appear in supporting documentation.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
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OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY
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SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
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RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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Except as contained in this notice, the name of a copyright holder
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shall not be used in advertising or otherwise to promote the sale, use
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or other dealings in this Software without prior written authorization
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of the copyright holder.
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X Window System is a trademark of The Open Group */
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/* Hardware accelerated drawing for KDrive i810 driver.
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Author: Pontus Lidman <pontus.lidman@nokia.com>
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "kdrive.h"
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#include "kaa.h"
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#ifdef XV
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#include "kxv.h"
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#endif
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#include "i810.h"
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#include "i810_reg.h"
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//#include "Xmd.h"
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#include "gcstruct.h"
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "regionstr.h"
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#include "mistruct.h"
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#include "dixfontstr.h"
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#include "fb.h"
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#include "migc.h"
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#include "miline.h"
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#include "picturestr.h"
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#define NUM_STACK_RECTS 1024
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i810ScreenInfo *accel_i810s;
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static int
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i810WaitLpRing(i810ScreenInfo *i810s, int n, int timeout_millis)
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{
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i810CardInfo *i810c = i810s->i810c;
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I810RingBuffer *ring = &(i810c->LpRing);
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int iters = 0;
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int start = 0;
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int now = 0;
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int last_head = 0;
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int first = 0;
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/* If your system hasn't moved the head pointer in 2 seconds, I'm going to
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* call it crashed.
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*/
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if (timeout_millis == 0)
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timeout_millis = 2000;
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if (I810_DEBUG) {
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fprintf(stderr, "i810WaitLpRing %d\n", n);
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first = GetTimeInMillis();
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}
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while (ring->space < n)
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{
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int i;
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ring->head = INREG(LP_RING + RING_HEAD) & HEAD_ADDR;
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ring->space = ring->head - (ring->tail+8);
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if (ring->space < 0)
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ring->space += ring->mem.Size;
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iters++;
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now = GetTimeInMillis();
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if ( start == 0 || now < start || ring->head != last_head) {
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if (I810_DEBUG)
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if (now > start)
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fprintf(stderr, "space: %d wanted %d\n", ring->space, n );
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start = now;
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last_head = ring->head;
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} else if ( now - start > timeout_millis ) {
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i810PrintErrorState(i810c);
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fprintf(stderr, "space: %d wanted %d\n", ring->space, n );
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FatalError("lockup\n");
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}
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for (i = 0 ; i < 2000 ; i++)
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;
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}
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if (I810_DEBUG)
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{
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now = GetTimeInMillis();
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if (now - first) {
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fprintf(stderr,"Elapsed %d ms\n", now - first);
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fprintf(stderr, "space: %d wanted %d\n", ring->space, n );
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}
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}
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return iters;
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}
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static void
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i810Sync(i810ScreenInfo *i810s)
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{
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i810CardInfo *i810c = i810s->i810c;
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LP_RING_LOCALS;
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if (I810_DEBUG)
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fprintf(stderr, "i810Sync\n");
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/* Send a flush instruction and then wait till the ring is empty.
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* This is stronger than waiting for the blitter to finish as it also
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* flushes the internal graphics caches.
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*/
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BEGIN_LP_RING(2);
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OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
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OUT_RING( 0 ); /* pad to quadword */
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ADVANCE_LP_RING();
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i810WaitLpRing(i810s, i810c->LpRing.mem.Size - 8, 0);
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i810c->LpRing.space = i810c->LpRing.mem.Size - 8;
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i810c->nextColorExpandBuf = 0;
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}
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static void
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i810WaitMarker(ScreenPtr pScreen, int marker)
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{
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KdScreenPriv(pScreen);
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i810ScreenInfo(pScreenPriv);
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i810Sync(i810s);
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}
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#if 0
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static void
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i810EmitInvarientState(ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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i810CardInfo(pScreenPriv);
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i810ScreenInfo(pScreenPriv);
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LP_RING_LOCALS;
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BEGIN_LP_RING( 10 );
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OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
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OUT_RING( GFX_CMD_CONTEXT_SEL | CS_UPDATE_USE | CS_USE_CTX0 );
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OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
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OUT_RING( 0 );
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OUT_RING( GFX_OP_COLOR_CHROMA_KEY );
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OUT_RING( CC1_UPDATE_KILL_WRITE |
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CC1_DISABLE_KILL_WRITE |
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CC1_UPDATE_COLOR_IDX |
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CC1_UPDATE_CHROMA_LOW |
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CC1_UPDATE_CHROMA_HI |
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0);
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OUT_RING( 0 );
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OUT_RING( 0 );
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/* No depth buffer in KDrive yet */
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/* OUT_RING( CMD_OP_Z_BUFFER_INFO ); */
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/* OUT_RING( pI810->DepthBuffer.Start | pI810->auxPitchBits); */
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ADVANCE_LP_RING();
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}
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#endif
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static unsigned int i810PatternRop[16] = {
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0x00, /* GXclear */
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0xA0, /* GXand */
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0x50, /* GXandReverse */
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0xF0, /* GXcopy */
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0x0A, /* GXandInvert */
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0xAA, /* GXnoop */
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0x5A, /* GXxor */
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0xFA, /* GXor */
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0x05, /* GXnor */
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0xA5, /* GXequiv */
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0x55, /* GXinvert */
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0xF5, /* GXorReverse */
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0x0F, /* GXcopyInvert */
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0xAF, /* GXorInverted */
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0x5F, /* GXnand */
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0xFF /* GXset */
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};
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static Bool
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i810PrepareSolid(PixmapPtr pPix, int alu, Pixel pm, Pixel fg)
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{
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KdScreenPriv(pPix->drawable.pScreen);
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i810ScreenInfo(pScreenPriv);
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i810CardInfo(pScreenPriv);
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if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
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ErrorF( "i810PrepareSolid color: %x rop: %x mask: %x\n",
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fg, alu, pm);
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/* Color blit, p166 */
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i810c->BR[13] = BR13_SOLID_PATTERN |
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(i810PatternRop[alu] << 16) |
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(pPix->drawable.pScreen->width * i810c->cpp);
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i810c->BR[16] = fg;
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accel_i810s = i810s;
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return TRUE;
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}
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static void
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i810Solid(int x1, int y1, int x2, int y2)
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{
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I810ScreenInfo *i810s = accel_i810s;
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I810CardInfo *i810c = i810s->i810c;
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LP_RING_LOCALS;
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if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
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ErrorF( "i810SubsequentFillRectSolid %d,%d %d,%d\n", x1, y1, x2, y2);
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BEGIN_LP_RING(6);
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OUT_RING( BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3 );
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OUT_RING( i810c->BR[13] );
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OUT_RING( ((y2 - y1) << 16) | ((x2 - x1) * i810c->cpp));
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OUT_RING( i810c->bufferOffset + y1 * i810s->pitch + x1 * i810c->cpp );
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OUT_RING( i810c->BR[16]);
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OUT_RING( 0 ); /* pad to quadword */
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ADVANCE_LP_RING();
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}
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static void
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i810DoneSolid(void)
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{
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}
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static Bool
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i810PrepareCopy(PixmapPtr pSrc, PixmapPtr pDst, int dx, int dy, int alu, Pixel pm)
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{
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return FALSE;
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}
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static void
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i810RefreshRing(i810CardInfo *i810c)
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{
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i810c->LpRing.head = INREG(LP_RING + RING_HEAD) & HEAD_ADDR;
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i810c->LpRing.tail = INREG(LP_RING + RING_TAIL);
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i810c->LpRing.space = i810c->LpRing.head - (i810c->LpRing.tail+8);
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if (i810c->LpRing.space < 0)
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i810c->LpRing.space += i810c->LpRing.mem.Size;
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}
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static void
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i810SetRingRegs(i810CardInfo *i810c)
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{
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unsigned int itemp;
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OUTREG(LP_RING + RING_TAIL, 0 );
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OUTREG(LP_RING + RING_HEAD, 0 );
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itemp = INREG(LP_RING + RING_START);
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itemp &= ~(START_ADDR);
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itemp |= i810c->LpRing.mem.Start;
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OUTREG(LP_RING + RING_START, itemp );
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itemp = INREG(LP_RING + RING_LEN);
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itemp &= ~(RING_NR_PAGES | RING_REPORT_MASK | RING_VALID_MASK);
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itemp |= ((i810c->LpRing.mem.Size-4096) | RING_NO_REPORT | RING_VALID);
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OUTREG(LP_RING + RING_LEN, itemp );
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}
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Bool
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i810InitAccel(ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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i810ScreenInfo(pScreenPriv);
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i810CardInfo(pScreenPriv);
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memset(&i810s->kaa, 0, sizeof(KaaScreenInfoRec));
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i810s->kaa.waitMarker = i810WaitMarker;
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i810s->kaa.PrepareSolid = i810PrepareSolid;
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i810s->kaa.Solid = i810Solid;
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i810s->kaa.DoneSolid = i810DoneSolid;
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i810s->kaa.PrepareCopy = i810PrepareCopy;
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i810s->kaa.Copy = NULL;
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i810s->kaa.DoneCopy = NULL;
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i810s->pitch = pScreen->width * i810c->cpp;
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return FALSE;
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}
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void
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i810EnableAccel(ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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i810CardInfo(pScreenPriv);
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if (i810c->LpRing.mem.Size == 0) {
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ErrorF("No memory for LpRing!! Acceleration not functional!!\n");
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}
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i810SetRingRegs(i810c);
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kaaMarkSync (pScreen);
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}
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void
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i810DisableAccel(ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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i810CardInfo(pScreenPriv);
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i810ScreenInfo(pScreenPriv);
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i810RefreshRing(i810c);
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i810Sync(i810s);
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}
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void
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i810FiniAccel(ScreenPtr pScreen)
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{
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}
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