xenocara/xserver/hw/kdrive/r128/r128draw.c
2007-11-24 17:55:21 +00:00

297 lines
7.9 KiB
C

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