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/*
* Copyright © 2003 Eric Anholt
*
* 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 Eric Anholt not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Eric Anholt makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL ERIC ANHOLT 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 USE_DMA
#define TAG(x) x##DMA
#define LOCALS RING_LOCALS; \
(void)atic
#define BEGIN(x) BEGIN_RING(x * 2)
#define OUT_REG(reg, val) OUT_RING_REG(reg, val)
#define END() ADVANCE_RING()
#else
#define TAG(x) x##MMIO
#define LOCALS char *mmio = atic->reg_base; \
(void)atis
#define BEGIN(x) ATIWaitAvailMMIO(x)
#define OUT_REG(reg, val) MMIO_OUT32((mmio), (reg), (val))
#define END()
#endif
static Bool
TAG(ATISetup)(PixmapPtr pDst, PixmapPtr pSrc)
{
KdScreenPriv(pDst->drawable.pScreen);
ATIScreenInfo(pScreenPriv);
ATICardInfo(pScreenPriv);
int dst_offset, dst_pitch;
int bpp = pDst->drawable.bitsPerPixel;
LOCALS;
accel_atis = atis;
dst_pitch = pDst->devKind;
dst_offset = ((CARD8 *)pDst->devPrivate.ptr -
pScreenPriv->screen->memory_base);
if ((dst_pitch & (atis->kaa.offscreenPitch - 1)) != 0)
ATI_FALLBACK(("Bad dst pitch 0x%x\n", dst_pitch));
if ((dst_offset & (atis->kaa.offscreenByteAlign - 1)) != 0)
ATI_FALLBACK(("Bad dst offset 0x%x\n", dst_offset));
if (pSrc != NULL) {
src_pitch = pSrc->devKind;
src_offset = ((CARD8 *)pSrc->devPrivate.ptr -
pScreenPriv->screen->memory_base);
if ((src_pitch & (atis->kaa.offscreenPitch - 1)) != 0)
ATI_FALLBACK(("Bad src pitch 0x%x\n", src_pitch));
if ((src_offset & (atis->kaa.offscreenByteAlign - 1)) != 0)
ATI_FALLBACK(("Bad src offset 0x%x\n", src_offset));
}
#ifdef USE_DMA
if (atic->is_radeon && !atic->is_r200)
RadeonSwitchTo2D();
#endif
BEGIN((pSrc != NULL) ? 3 : 2);
if (atic->is_radeon) {
OUT_REG(RADEON_REG_DST_PITCH_OFFSET,
((dst_pitch >> 6) << 22) | (dst_offset >> 10));
if (pSrc != NULL) {
OUT_REG(RADEON_REG_SRC_PITCH_OFFSET,
((src_pitch >> 6) << 22) | (src_offset >> 10));
}
} else {
if (is_24bpp) {
dst_pitch *= 3;
src_pitch *= 3;
}
/* R128 pitch is in units of 8 pixels, offset in 32 bytes */
OUT_REG(RADEON_REG_DST_PITCH_OFFSET,
((dst_pitch/bpp) << 21) | (dst_offset >> 5));
if (pSrc != NULL) {
OUT_REG(RADEON_REG_SRC_PITCH_OFFSET,
((src_pitch/bpp) << 21) | (src_offset >> 5));
}
}
OUT_REG(RADEON_REG_DEFAULT_SC_BOTTOM_RIGHT,
(RADEON_DEFAULT_SC_RIGHT_MAX | RADEON_DEFAULT_SC_BOTTOM_MAX));
END();
return TRUE;
}
static Bool
TAG(ATIPrepareSolid)(PixmapPtr pPixmap, int alu, Pixel pm, Pixel fg)
{
KdScreenPriv(pPixmap->drawable.pScreen);
ATIScreenInfo(pScreenPriv);
ATICardInfo(pScreenPriv);
CARD32 datatype;
LOCALS;
if (is_24bpp) {
/* Solid fills in fake-24bpp mode only work if the pixel color
* and planemask are all the same byte.
*/
if ((fg & 0xffffff) != (((fg & 0xff) << 16) | ((fg >> 8) &
0xffff)))
ATI_FALLBACK(("Can't do solid color %d in 24bpp\n"));
if ((pm & 0xffffff) != (((pm & 0xff) << 16) | ((pm >> 8) &
0xffff)))
ATI_FALLBACK(("Can't do planemask %d in 24bpp\n"));
}
if (!ATIGetDatatypeBpp(pPixmap->drawable.bitsPerPixel, &datatype))
return FALSE;
if (!TAG(ATISetup)(pPixmap, NULL))
return FALSE;
BEGIN(4);
OUT_REG(RADEON_REG_DP_GUI_MASTER_CNTL,
(datatype << 8) |
RADEON_GMC_CLR_CMP_CNTL_DIS |
RADEON_GMC_AUX_CLIP_DIS |
RADEON_GMC_BRUSH_SOLID_COLOR |
RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_GMC_SRC_DATATYPE_COLOR |
(ATISolidRop[alu] << 16));
OUT_REG(RADEON_REG_DP_BRUSH_FRGD_CLR, fg);
OUT_REG(RADEON_REG_DP_WRITE_MASK, pm);
OUT_REG(RADEON_REG_DP_CNTL, RADEON_DST_X_LEFT_TO_RIGHT |
RADEON_DST_Y_TOP_TO_BOTTOM);
END();
return TRUE;
}
static void
TAG(ATISolid)(int x1, int y1, int x2, int y2)
{
ATIScreenInfo *atis = accel_atis;
ATICardInfo *atic = atis->atic;
LOCALS;
if (is_24bpp) {
x1 *= 3;
x2 *= 3;
}
BEGIN(2);
OUT_REG(RADEON_REG_DST_Y_X, (y1 << 16) | x1);
OUT_REG(RADEON_REG_DST_WIDTH_HEIGHT, ((x2 - x1) << 16) | (y2 - y1));
END();
}
static Bool
TAG(ATIPrepareCopy)(PixmapPtr pSrc, PixmapPtr pDst, int dx, int dy, int alu, Pixel pm)
{
KdScreenPriv(pDst->drawable.pScreen);
ATIScreenInfo(pScreenPriv);
ATICardInfo(pScreenPriv);
CARD32 datatype;
LOCALS;
copydx = dx;
copydy = dy;
if (is_24bpp && ((pm & 0xffffff) != (((pm & 0xff) << 16) | ((pm >> 8) &
0xffff))))
ATI_FALLBACK(("Can't do planemask %d in 24bpp\n"));
if (!ATIGetDatatypeBpp(pDst->drawable.bitsPerPixel, &datatype))
return FALSE;
if (!TAG(ATISetup)(pDst, pSrc))
return FALSE;
BEGIN(3);
OUT_REG(RADEON_REG_DP_GUI_MASTER_CNTL,
(datatype << 8) |
RADEON_GMC_CLR_CMP_CNTL_DIS |
RADEON_GMC_AUX_CLIP_DIS |
RADEON_GMC_BRUSH_SOLID_COLOR |
RADEON_GMC_SRC_DATATYPE_COLOR |
(ATIBltRop[alu] << 16) |
RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_DP_SRC_SOURCE_MEMORY);
OUT_REG(RADEON_REG_DP_WRITE_MASK, pm);
OUT_REG(RADEON_REG_DP_CNTL,
(dx >= 0 ? RADEON_DST_X_LEFT_TO_RIGHT : 0) |
(dy >= 0 ? RADEON_DST_Y_TOP_TO_BOTTOM : 0));
END();
return TRUE;
}
static void
TAG(ATICopy)(int srcX, int srcY, int dstX, int dstY, int w, int h)
{
ATIScreenInfo *atis = accel_atis;
ATICardInfo *atic = atis->atic;
LOCALS;
if (is_24bpp) {
srcX *= 3;
dstX *= 3;
w *= 3;
}
if (copydx < 0) {
srcX += w - 1;
dstX += w - 1;
}
if (copydy < 0) {
srcY += h - 1;
dstY += h - 1;
}
BEGIN(3);
OUT_REG(RADEON_REG_SRC_Y_X, (srcY << 16) | srcX);
OUT_REG(RADEON_REG_DST_Y_X, (dstY << 16) | dstX);
OUT_REG(RADEON_REG_DST_HEIGHT_WIDTH, (h << 16) | w);
END();
}
#undef TAG
#undef LOCALS
#undef BEGIN
#undef OUT_REG
#undef END
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