297 lines
7.9 KiB
C
297 lines
7.9 KiB
C
/*
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* Copyright © 2003 Anders Carlsson
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Anders Carlsson not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Anders Carlsson makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* ANDERS CARLSSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL ANDERS CARLSSON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <kdrive-config.h>
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#endif
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#include "r128.h"
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#include "kaa.h"
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CARD8 r128SolidRop[16] = {
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/* GXclear */ 0x00, /* 0 */
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/* GXand */ 0xa0, /* src AND dst */
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/* GXandReverse */ 0x50, /* src AND NOT dst */
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/* GXcopy */ 0xf0, /* src */
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/* GXandInverted*/ 0x0a, /* NOT src AND dst */
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/* GXnoop */ 0xaa, /* dst */
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/* GXxor */ 0x5a, /* src XOR dst */
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/* GXor */ 0xfa, /* src OR dst */
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/* GXnor */ 0x05, /* NOT src AND NOT dst */
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/* GXequiv */ 0xa5, /* NOT src XOR dst */
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/* GXinvert */ 0x55, /* NOT dst */
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/* GXorReverse */ 0xf5, /* src OR NOT dst */
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/* GXcopyInverted*/ 0x0f, /* NOT src */
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/* GXorInverted */ 0xaf, /* NOT src OR dst */
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/* GXnand */ 0x5f, /* NOT src OR NOT dst */
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/* GXset */ 0xff, /* 1 */
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};
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CARD8 r128BltRop[16] = {
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/* GXclear */ 0x00, /* 0 */
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/* GXand */ 0x88, /* src AND dst */
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/* GXandReverse */ 0x44, /* src AND NOT dst */
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/* GXcopy */ 0xcc, /* src */
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/* GXandInverted*/ 0x22, /* NOT src AND dst */
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/* GXnoop */ 0xaa, /* dst */
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/* GXxor */ 0x66, /* src XOR dst */
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/* GXor */ 0xee, /* src OR dst */
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/* GXnor */ 0x11, /* NOT src AND NOT dst */
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/* GXequiv */ 0x99, /* NOT src XOR dst */
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/* GXinvert */ 0x55, /* NOT dst */
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/* GXorReverse */ 0xdd, /* src OR NOT dst */
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/* GXcopyInverted*/ 0x33, /* NOT src */
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/* GXorInverted */ 0xbb, /* NOT src OR dst */
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/* GXnand */ 0x77, /* NOT src OR NOT dst */
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/* GXset */ 0xff, /* 1 */
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};
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int copydx, copydy;
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int fifo_size;
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char *mmio;
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static void
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r128WaitAvail (int n)
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{
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if (fifo_size < n)
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{
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while ((fifo_size = R128_IN32 (mmio, R128_REG_GUI_STAT) & 0xfff) < n)
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;
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}
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fifo_size -= n;
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}
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static void
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r128WaitIdle (void)
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{
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int tries;
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r128WaitAvail (64);
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tries = 1000000;
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while (tries--)
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{
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if ((R128_IN32 (mmio, R128_REG_GUI_STAT) & R128_GUI_ACTIVE) == 0)
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break;
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}
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R128_OUT32 (mmio, R128_REG_PC_NGUI_CTLSTAT,
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R128_IN32 (mmio, R128_REG_PC_NGUI_CTLSTAT | 0xff));
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tries = 1000000;
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while (tries--)
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{
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if ((R128_IN32 (mmio, R128_REG_PC_NGUI_CTLSTAT) & R128_PC_BUSY) != R128_PC_BUSY)
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break;
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}
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}
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static void
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r128WaitMarker (ScreenPtr pScreen, int marker)
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{
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KdScreenPriv (pScreen);
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r128CardInfo (pScreenPriv);
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mmio = r128c->reg_base;
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r128WaitIdle ();
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}
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static Bool
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r128Setup (ScreenPtr pScreen, int wait)
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{
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KdScreenPriv (pScreen);
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r128ScreenInfo (pScreenPriv);
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r128CardInfo (pScreenPriv);
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fifo_size = 0;
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mmio = r128c->reg_base;
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if (!mmio)
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return FALSE;
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r128WaitAvail (2);
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R128_OUT32 (mmio, R128_REG_DEFAULT_OFFSET, 0);
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R128_OUT32 (mmio, R128_REG_DEFAULT_PITCH, r128s->pitch);
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r128WaitAvail (4);
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R128_OUT32 (mmio, R128_AUX_SC_CNTL, 0);
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R128_OUT32 (mmio, R128_DEFAULT_SC_BOTTOM_RIGHT, (R128_DEFAULT_SC_RIGHT_MAX
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| R128_DEFAULT_SC_BOTTOM_MAX));
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R128_OUT32 (mmio, R128_SC_TOP_LEFT, 0);
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R128_OUT32 (mmio, R128_SC_BOTTOM_RIGHT, (R128_DEFAULT_SC_RIGHT_MAX
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| R128_DEFAULT_SC_BOTTOM_MAX));
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r128WaitAvail (wait);
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return TRUE;
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}
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static Bool
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r128PrepareSolid (PixmapPtr pPixmap, int alu, Pixel pm, Pixel fg)
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{
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KdScreenPriv (pPixmap->drawable.pScreen);
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r128ScreenInfo (pScreenPriv);
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r128Setup (pPixmap->drawable.pScreen, 4);
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R128_OUT32 (mmio, R128_REG_DP_GUI_MASTER_CNTL, r128s->dp_gui_master_cntl
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| R128_GMC_BRUSH_SOLID_COLOR
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| R128_GMC_SRC_DATATYPE_COLOR
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| (r128SolidRop[alu] << R128_GMC_ROP3_SHIFT));
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R128_OUT32 (mmio, R128_REG_DP_BRUSH_FRGD_CLR, fg);
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R128_OUT32 (mmio, R128_REG_DP_WRITE_MASK, pm);
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R128_OUT32 (mmio, R128_REG_DP_CNTL,
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(R128_DST_X_LEFT_TO_RIGHT | R128_DST_Y_TOP_TO_BOTTOM));
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return TRUE;
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}
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static void
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r128Solid (int x1, int y1, int x2, int y2)
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{
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r128WaitAvail (2);
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R128_OUT32 (mmio, R128_REG_DST_Y_X, (y1 << 16) | x1);
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R128_OUT32 (mmio, R128_REG_DST_WIDTH_HEIGHT, ((x2 - x1) << 16) | (y2 - y1));
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}
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static void
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r128DoneSolid (void)
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{
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}
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static Bool
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r128PrepareCopy (PixmapPtr pSrc, PixmapPtr pDst, int dx, int dy, int alu, Pixel pm)
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{
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KdScreenPriv (pSrc->drawable.pScreen);
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r128ScreenInfo (pScreenPriv);
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copydx = dx;
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copydy = dy;
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r128Setup (pSrc->drawable.pScreen, 3);
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R128_OUT32 (mmio, R128_REG_DP_GUI_MASTER_CNTL, r128s->dp_gui_master_cntl
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| R128_GMC_BRUSH_SOLID_COLOR
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| R128_GMC_SRC_DATATYPE_COLOR
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| (r128BltRop[alu] << R128_GMC_ROP3_SHIFT)
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| R128_DP_SRC_SOURCE_MEMORY);
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R128_OUT32 (mmio, R128_REG_DP_WRITE_MASK, pm);
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R128_OUT32 (mmio, R128_REG_DP_CNTL,
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((dx >= 0 ? R128_DST_X_LEFT_TO_RIGHT : 0)
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| (dy >= 0 ? R128_DST_Y_TOP_TO_BOTTOM : 0)));
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return TRUE;
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}
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static void
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r128Copy (int srcX, int srcY, int dstX, int dstY, int w, int h)
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{
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if (copydx < 0)
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{
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srcX += w - 1;
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dstX += w - 1;
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}
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if (copydy < 0)
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{
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srcY += h - 1;
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dstY += h - 1;
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}
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r128WaitAvail (3);
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R128_OUT32 (mmio, R128_REG_SRC_Y_X, (srcY << 16) | srcX);
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R128_OUT32 (mmio, R128_REG_DST_Y_X, (dstY << 16) | dstX);
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R128_OUT32 (mmio, R128_REG_DST_HEIGHT_WIDTH, (h << 16) | w);
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}
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static void
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r128DoneCopy (void)
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{
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}
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Bool
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r128DrawInit (ScreenPtr pScreen)
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{
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KdScreenPriv (pScreen);
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r128ScreenInfo (pScreenPriv);
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memset(&r128s->kaa, 0, sizeof(KaaScreenInfoRec));
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r128s->kaa.waitMarker = r128WaitMarker;
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r128s->kaa.PrepareSolid = r128PrepareSolid;
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r128s->kaa.Solid = r128Solid;
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r128s->kaa.DoneSolid = r128DoneSolid;
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r128s->kaa.PrepareCopy = r128PrepareCopy;
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r128s->kaa.Copy = r128Copy;
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r128s->kaa.DoneCopy = r128DoneCopy;
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if (!kaaDrawInit (pScreen, &r128s->kaa))
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return FALSE;
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return TRUE;
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}
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void
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r128DrawEnable (ScreenPtr pScreen)
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{
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KdScreenPriv (pScreen);
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r128ScreenInfo (pScreenPriv);
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r128s->pitch = pScreenPriv->screen->width >> 3;
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switch (pScreenPriv->screen->fb[0].depth) {
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case 8:
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r128s->datatype = 2;
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break;
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case 15:
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r128s->datatype = 3;
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break;
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case 16:
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r128s->datatype = 4;
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break;
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case 24:
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r128s->datatype = 5;
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break;
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case 32:
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r128s->datatype = 6;
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break;
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default:
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FatalError ("unsupported pixel format");
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}
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r128s->dp_gui_master_cntl = ((r128s->datatype << R128_GMC_DST_DATATYPE_SHIFT)
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| R128_GMC_CLR_CMP_CNTL_DIS
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| R128_GMC_AUX_CLIP_DIS);
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kaaMarkSync (pScreen);
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}
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void
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r128DrawDisable (ScreenPtr pScreen)
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{
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}
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void
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r128DrawFini (ScreenPtr pScreen)
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{
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}
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