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Diffstat (limited to 'xorg-server/hw/kdrive/mach64/mach64draw.c')
-rw-r--r--xorg-server/hw/kdrive/mach64/mach64draw.c590
1 files changed, 590 insertions, 0 deletions
diff --git a/xorg-server/hw/kdrive/mach64/mach64draw.c b/xorg-server/hw/kdrive/mach64/mach64draw.c
new file mode 100644
index 000000000..15d4d417a
--- /dev/null
+++ b/xorg-server/hw/kdrive/mach64/mach64draw.c
@@ -0,0 +1,590 @@
+/*
+ * Copyright © 1999 Keith Packard
+ *
+ * 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 Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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 "mach64.h"
+#include "mach64draw.h"
+
+#include <X11/Xmd.h>
+#include "gcstruct.h"
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "regionstr.h"
+#include "mistruct.h"
+#include "dixfontstr.h"
+#include "fb.h"
+#include "migc.h"
+#include "miline.h"
+#include "picturestr.h"
+#include "kaa.h"
+
+CARD8 mach64Rop[16] = {
+ /* GXclear */ 0x01, /* 0 */
+ /* GXand */ 0x0c, /* src AND dst */
+ /* GXandReverse */ 0x0d, /* src AND NOT dst */
+ /* GXcopy */ 0x07, /* src */
+ /* GXandInverted*/ 0x0e, /* NOT src AND dst */
+ /* GXnoop */ 0x03, /* dst */
+ /* GXxor */ 0x05, /* src XOR dst */
+ /* GXor */ 0x0b, /* src OR dst */
+ /* GXnor */ 0x0f, /* NOT src AND NOT dst */
+ /* GXequiv */ 0x06, /* NOT src XOR dst */
+ /* GXinvert */ 0x00, /* NOT dst */
+ /* GXorReverse */ 0x0a, /* src OR NOT dst */
+ /* GXcopyInverted*/ 0x04, /* NOT src */
+ /* GXorInverted */ 0x09, /* NOT src OR dst */
+ /* GXnand */ 0x08, /* NOT src OR NOT dst */
+ /* GXset */ 0x02, /* 1 */
+};
+
+#define MACH64_DRAW_COMBO_SOLID 0x1
+#define MACH64_DRAW_COMBO_COPY 0x8
+
+#define SYNC_ALWAYS 0
+static Reg *reg;
+static CARD32 avail;
+static CARD32 triple;
+
+#define IDX(reg,n) (&(reg)->n - &(reg)->CRTC_H_TOTAL_DISP)
+
+void
+mach64WaitAvail(Reg *reg, int n)
+{
+ if (avail < n)
+ {
+ while ((avail = ((reg->GUI_STAT) >> 16) & 0x3ff) < n)
+ ;
+ }
+ avail -= n;
+}
+
+void
+mach64WaitIdle (Reg *reg)
+{
+ while (reg->GUI_STAT & 1)
+ ;
+}
+
+#define PIX_FORMAT_MONO 0
+#define PIX_FORMAT_PSEUDO_8 2
+#define PIX_FORMAT_TRUE_1555 3
+#define PIX_FORMAT_TRUE_565 4
+#define PIX_FORMAT_TRUE_8888 6
+#define PIX_FORMAT_TRUE_332 7
+#define PIX_FORMAT_GRAY_8 8
+#define PIX_FORMAT_YUV_422 0xb
+#define PIX_FORMAT_YUV_444 0xe
+#define PIX_FORMAT_TRUE_4444 0xf
+
+typedef struct _mach64AccelReg {
+ int depth;
+ int bitsPerPixel;
+ CARD32 DP_PIX_WIDTH;
+ CARD32 DP_SET_GUI_ENGINE;
+} Mach64AccelReg;
+
+static const Mach64AccelReg mach64AccelReg[] = {
+ { 1, 1,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_MONO << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_MONO << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_MONO << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_MONO << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_MONO << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_MONO << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ },
+ { 8, 8,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_PSEUDO_8 << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_PSEUDO_8 << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_PSEUDO_8 << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_PSEUDO_8 << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_PSEUDO_8 << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_PSEUDO_8 << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ },
+ { 15, 16,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_TRUE_1555 << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_1555 << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_1555 << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_TRUE_1555 << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_TRUE_1555 << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_TRUE_1555 << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ },
+ { 16, 16,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_TRUE_565 << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_565 << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_565 << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_TRUE_565 << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_TRUE_565 << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_TRUE_565 << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ },
+ { 24, 24,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_PSEUDO_8 << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_PSEUDO_8 << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_PSEUDO_8 << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_PSEUDO_8 << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_PSEUDO_8 << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_PSEUDO_8 << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ },
+ { 24, 32,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_TRUE_8888 << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_8888 << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_8888 << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_TRUE_8888 << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_TRUE_8888 << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_TRUE_8888 << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ },
+ { 32, 32,
+ /* DP_PIX_WIDTH */
+ ((PIX_FORMAT_TRUE_8888 << 0) | /* DP_DST_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_8888 << 4) | /* COMPOSITE_PIX_WIDTH */
+ (PIX_FORMAT_TRUE_8888 << 8) | /* DP_SRC_PIX_WIDTH */
+ (0 << 13) | /* DP_HOST_TRIPLE_EN */
+ (0 << 14) | /* DP_PALETTE_TYPE */
+ (PIX_FORMAT_TRUE_8888 << 16) | /* DP_HOST_PIX_WIDTH */
+ (0 << 20) | /* DP_C14_RGB_INDEX */
+ (0 << 24) | /* DP_BYTE_PIX_ORDER */
+ (0 << 25) | /* DP_CONVERSION_TEMP */
+ (0 << 26) | /* DP_C14_RGB_LOW_NIBBLE */
+ (0 << 27) | /* DP_C14_RGB_HIGH_NIBBLE */
+ (PIX_FORMAT_TRUE_8888 << 28) | /* DP_SCALE_PIX_WIDTH */
+ 0),
+ /* DP_SET_GUI_ENGINE */
+ ((PIX_FORMAT_TRUE_8888 << 3) |
+ (1 << 6) | /* SET_DP_SRC_PIX_WIDTH */
+ (6 << 7) | /* SET_DST_OFFSET */
+ (0 << 10) | /* SET_DST_PITCH */
+ (0 << 14) | /* SET_DST_PITCH_BY_2 */
+ (0 << 15) | /* SET_SRC_OFFPITCH_COPY */
+ (0 << 16) | /* SET_SRC_HGTWID1_2 */
+ (0 << 20) | /* SET_DRAWING_COMBO */
+ (1 << 24) | /* SET_BUS_MASTER_OP */
+ (0 << 26) | /* SET_BUS_MASTER_EN */
+ (0 << 27) | /* SET_BUS_MASTER_SYNC */
+ (0 << 28) | /* DP_HOST_TRIPLE_EN */
+ (0 << 29) | /* FAST_FILL_EN */
+ (0 << 30) | /* BLOCK_WRITE_EN */
+ 0)
+ }
+};
+
+#define NACCELREG (sizeof mach64AccelReg / sizeof mach64AccelReg[0])
+
+static void
+mach64WaitMarker (ScreenPtr pScreen, int marker)
+{
+ KdScreenPriv(pScreen);
+ mach64CardInfo(pScreenPriv);
+ reg = mach64c->reg;
+
+ mach64WaitIdle (reg);
+}
+
+static Bool
+mach64Setup (PixmapPtr pDst, PixmapPtr pSrc, CARD32 combo, int wait)
+{
+ ScreenPtr pScreen = pDst->drawable.pScreen;
+ KdScreenPriv(pScreen);
+ mach64CardInfo(pScreenPriv);
+ CARD32 DST_PITCH;
+ CARD32 DST_OFFSET;
+ CARD32 SRC_PITCH;
+ CARD32 SRC_OFFSET;
+ CARD32 DP_PIX_WIDTH;
+ CARD32 DP_SET_GUI_ENGINE;
+ int i;
+
+ for (i = 0; i < NACCELREG; i++)
+ if (mach64AccelReg[i].depth == pDst->drawable.depth &&
+ mach64AccelReg[i].bitsPerPixel == pDst->drawable.bitsPerPixel)
+ break;
+ if (i == NACCELREG)
+ return FALSE;
+ DP_PIX_WIDTH = mach64AccelReg[i].DP_PIX_WIDTH;
+ DP_SET_GUI_ENGINE = mach64AccelReg[i].DP_SET_GUI_ENGINE;
+
+ reg = mach64c->reg;
+ if (!reg)
+ return FALSE;
+
+ triple = (pDst->drawable.bitsPerPixel == 24);
+
+ if (triple)
+ {
+ /* bytes / 8 = bytes >> 3 */
+ DST_PITCH = pDst->devKind >> 3;
+ }
+ else
+ {
+ /* pixels / 8 = ((bytes * 8) / bpp) / 8 = bytes / bpp */
+ DST_PITCH = pDst->devKind / pDst->drawable.bitsPerPixel;
+ }
+
+ /* bytes / 8 */
+ DST_OFFSET = ((CARD8 *) pDst->devPrivate.ptr - pScreenPriv->screen->memory_base) >> 3;
+
+ mach64WaitAvail(reg, wait + (pSrc ? 5 : 4));
+ reg->DP_SET_GUI_ENGINE = DP_SET_GUI_ENGINE | (combo << 20);
+ reg->DP_PIX_WIDTH = DP_PIX_WIDTH;
+ reg->DST_OFF_PITCH = ((DST_OFFSET << 0) | /* USR1_DST_OFFSET */
+ (DST_PITCH << 22) | /* USR1_DST_PITCH */
+ 0);
+ if (pSrc)
+ {
+ if (triple)
+ {
+ SRC_PITCH = pSrc->devKind >> 3;
+ }
+ else
+ {
+ /* pixels / 8 = ((bytes * 8) / bpp) / 8 = bytes / bpp */
+ SRC_PITCH = pSrc->devKind / pSrc->drawable.bitsPerPixel;
+ }
+ /* bytes / 8 */
+ SRC_OFFSET = ((CARD8 *) pSrc->devPrivate.ptr - pScreenPriv->screen->memory_base) >> 3;
+
+ reg->SRC_OFF_PITCH = ((SRC_OFFSET << 0) |
+ (SRC_PITCH << 22) |
+ 0);
+ }
+ return TRUE;
+}
+
+static Bool
+mach64PrepareSolid (PixmapPtr pPixmap,
+ int alu,
+ Pixel pm,
+ Pixel fg)
+{
+ if (!mach64Setup (pPixmap, 0, 1, 3))
+ return FALSE;
+ reg->DP_MIX = (mach64Rop[alu] << 16) | 0;
+ reg->DP_WRITE_MSK = pm;
+ reg->DP_FRGD_CLR = fg;
+ return TRUE;
+}
+
+static void
+mach64Solid (int x1, int y1, int x2, int y2)
+{
+ if (triple)
+ {
+ CARD32 traj;
+
+ x1 *= 3;
+ x2 *= 3;
+
+ traj = (DST_X_DIR |
+ DST_Y_DIR |
+ DST_24_ROT_EN |
+ DST_24_ROT((x1 / 4) % 6));
+ mach64WaitAvail (reg, 1);
+ reg->GUI_TRAJ_CNTL = traj;
+ }
+ mach64WaitAvail(reg,2);
+ reg->DST_X_Y = MACH64_XY(x1,y1);
+ reg->DST_WIDTH_HEIGHT = MACH64_XY(x2-x1,y2-y1);
+}
+
+static void
+mach64DoneSolid (void)
+{
+#if SYNC_ALWAYS
+ mach64WaitIdle (reg);
+#endif
+}
+
+static int copyDx;
+static int copyDy;
+static CARD32 copyCombo;
+
+static Bool
+mach64PrepareCopy (PixmapPtr pSrcPixmap,
+ PixmapPtr pDstPixmap,
+ int dx,
+ int dy,
+ int alu,
+ Pixel pm)
+{
+ copyCombo = 8 | 2 | 1;
+ copyDx = dx;
+ copyDy = dy;
+
+ /*
+ * Avoid going backwards when copying pixmaps to the screen.
+ * This should reduce tearing somewhat
+ */
+ if (pSrcPixmap == pDstPixmap)
+ {
+ if (dx <= 0)
+ copyCombo &= ~1;
+ if (dy <= 0)
+ copyCombo &= ~2;
+ }
+
+ if (!mach64Setup (pDstPixmap, pSrcPixmap, copyCombo, 2))
+ return FALSE;
+
+ reg->DP_MIX = (mach64Rop[alu] << 16) | 0;
+ reg->DP_WRITE_MSK = pm;
+ return TRUE;
+}
+
+static void
+mach64Copy (int srcX,
+ int srcY,
+ int dstX,
+ int dstY,
+ int w,
+ int h)
+{
+ if (triple)
+ {
+ CARD32 traj;
+
+ srcX *= 3;
+ dstX *= 3;
+ w *= 3;
+
+ traj = DST_24_ROT_EN | DST_24_ROT((dstX / 4) % 6);
+
+ if (copyCombo & 1)
+ traj |= 1;
+ if (copyCombo & 2)
+ traj |= 2;
+
+ mach64WaitAvail (reg, 1);
+ reg->GUI_TRAJ_CNTL = traj;
+ }
+ if ((copyCombo & 1) == 0)
+ {
+ srcX += w - 1;
+ dstX += w - 1;
+ }
+ if ((copyCombo & 2) == 0)
+ {
+ srcY += h - 1;
+ dstY += h - 1;
+ }
+ mach64WaitAvail (reg, 4);
+ reg->SRC_Y_X = MACH64_YX(srcX, srcY);
+ reg->SRC_WIDTH1 = w;
+ reg->DST_Y_X = MACH64_YX(dstX, dstY);
+ reg->DST_HEIGHT_WIDTH = MACH64_YX(w,h);
+}
+
+static void
+mach64DoneCopy (void)
+{
+#if SYNC_ALWAYS
+ mach64WaitIdle (reg);
+#endif
+}
+
+
+Bool
+mach64DrawInit (ScreenPtr pScreen)
+{
+ KdScreenPriv(pScreen);
+ mach64ScreenInfo(pScreenPriv);
+
+ memset(&mach64s->kaa, 0, sizeof(KaaScreenInfoRec));
+ mach64s->kaa.waitMarker = mach64WaitMarker;
+ mach64s->kaa.PrepareSolid = mach64PrepareSolid;
+ mach64s->kaa.Solid = mach64Solid;
+ mach64s->kaa.DoneSolid = mach64DoneSolid;
+ mach64s->kaa.PrepareCopy = mach64PrepareCopy;
+ mach64s->kaa.Copy = mach64Copy;
+ mach64s->kaa.DoneCopy = mach64DoneCopy;
+ mach64s->kaa.offsetAlign = 64;
+ mach64s->kaa.pitchAlign = 64;
+ mach64s->kaa.flags = KAA_OFFSCREEN_PIXMAPS;
+
+ if (pScreenPriv->screen->fb[0].depth == 4)
+ return FALSE;
+
+ if (!kaaDrawInit (pScreen, &mach64s->kaa))
+ return FALSE;
+
+ return TRUE;
+}
+
+void
+mach64DrawEnable (ScreenPtr pScreen)
+{
+ kaaMarkSync (pScreen);
+}
+
+void
+mach64DrawDisable (ScreenPtr pScreen)
+{
+}
+
+void
+mach64DrawFini (ScreenPtr pScreen)
+{
+ kaaDrawFini (pScreen);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 20:51:59 +0000