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Diffstat (limited to 'hw/kdrive/ati/ati_cursor.c')
-rw-r--r--hw/kdrive/ati/ati_cursor.c560
1 files changed, 0 insertions, 560 deletions
diff --git a/hw/kdrive/ati/ati_cursor.c b/hw/kdrive/ati/ati_cursor.c
deleted file mode 100644
index 9ea51c404..000000000
--- a/hw/kdrive/ati/ati_cursor.c
+++ /dev/null
@@ -1,560 +0,0 @@
-/*
- * Copyright © 2004 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.
- */
-/* $RCSId$ */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "ati.h"
-#include "ati_reg.h"
-#include "cursorstr.h"
-#include "ati_draw.h"
-
-static void
-ATIMoveCursor(ScreenPtr pScreen, int x, int y)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
- CARD16 xoff, yoff;
- CARD8 *mmio = atic->reg_base;
- int stride = atic->is_radeon ? 256 : 16;
-
- if (!pCurPriv->has_cursor)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- x -= pCurPriv->xhot;
- xoff = 0;
- if (x < 0) {
- xoff = -x;
- x = 0;
- }
- y -= pCurPriv->yhot;
- yoff = 0;
- if (y < 0) {
- yoff = -y;
- y = 0;
- }
-
- MMIO_OUT32(mmio, ATI_REG_CUR_HORZ_VERT_OFF, ATI_CUR_LOCK |
- (xoff << 16) | yoff);
- MMIO_OUT32(mmio, ATI_REG_CUR_HORZ_VERT_POSN, ATI_CUR_LOCK |
- (x << 16) | y);
- MMIO_OUT32(mmio, ATI_REG_CUR_OFFSET, (pCurPriv->area->offset + yoff *
- stride));
-}
-
-static void
-ClassicAllocCursorColors(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
- CursorPtr pCursor = pCurPriv->pCursor;
-
- KdAllocateCursorPixels(pScreen, 0, pCursor, &pCurPriv->source,
- &pCurPriv->mask);
- switch (pScreenPriv->screen->fb[0].bitsPerPixel) {
- case 4:
- pCurPriv->source |= pCurPriv->source << 4;
- pCurPriv->mask |= pCurPriv->mask << 4;
- /* FALLTHROUGH */
- case 8:
- pCurPriv->source |= pCurPriv->source << 8;
- pCurPriv->mask |= pCurPriv->mask << 8;
- /* FALLTHROUGH */
- case 16:
- pCurPriv->source |= pCurPriv->source << 16;
- pCurPriv->mask |= pCurPriv->mask << 16;
- }
-}
-
-static void
-ClassicSetCursorColors(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
- CARD8 *mmio = atic->reg_base;
-
- MMIO_OUT32(mmio, ATI_REG_CUR_CLR0, pCurPriv->mask);
- MMIO_OUT32(mmio, ATI_REG_CUR_CLR1, pCurPriv->source);
-}
-
-static void
-ClassicRecolorCursor(ScreenPtr pScreen, int ndef, xColorItem *pdef)
-{
- KdScreenPriv(pScreen);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
- CursorPtr pCursor = pCurPriv->pCursor;
-
- if (!pCurPriv->has_cursor || !pCursor)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pdef) {
- while (ndef != 0) {
- if (pdef->pixel == pCurPriv->source ||
- pdef->pixel == pCurPriv->mask)
- break;
- ndef--;
- }
-
- if (ndef == 0)
- return;
- }
- ClassicAllocCursorColors(pScreen);
- ClassicSetCursorColors(pScreen);
-}
-
-#define InvertBits32(v) do { \
- v = ((v & 0x55555555) << 1) | ((v >> 1) & 0x55555555); \
- v = ((v & 0x33333333) << 2) | ((v >> 2) & 0x33333333); \
- v = ((v & 0x0f0f0f0f) << 4) | ((v >> 4) & 0x0f0f0f0f); \
-} while (0)
-
-static void
-ClassicLoadCursor(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
- CursorPtr pCursor = pCurPriv->pCursor;
- CursorBitsPtr bits = pCursor->bits;
- int h;
- CARD32 *ram, *msk, *mskLine, *src, *srcLine;
- int i;
- int lwsrc;
- CARD32 tmp;
- CARD8 *mmio = atic->reg_base;
-
- ClassicAllocCursorColors(pScreen);
-
- pCurPriv->pCursor = pCursor;
- pCurPriv->xhot = pCursor->bits->xhot;
- pCurPriv->yhot = pCursor->bits->yhot;
-
- /* Stick new image into cursor memory */
- ram = (CARD32 *)(pScreenPriv->screen->memory_base +
- pCurPriv->area->offset);
- mskLine = (CARD32 *)bits->mask;
- srcLine = (CARD32 *)bits->source;
-
- h = bits->height;
- if (h > ATI_CURSOR_HEIGHT)
- h = ATI_CURSOR_HEIGHT;
-
- lwsrc = BitmapBytePad(bits->width) / 4; /* words per line */
-
- tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL);
- MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp & ~ATI_CRTC_CUR_EN);
-
- for (i = 0; i < ATI_CURSOR_HEIGHT; i++) {
- CARD32 m1, m2, s1, s2;
-
- msk = mskLine;
- src = srcLine;
- mskLine += lwsrc;
- srcLine += lwsrc;
-
- if (i < h && 0 < lwsrc) {
- m1 = ~*msk++;
- s1 = *src++;
- InvertBits32(m1);
- InvertBits32(s1);
- } else {
- m1 = 0xffffffff;
- s1 = 0x0;
- }
- if (i < h && 1 < lwsrc) {
- m2 = ~*msk++;
- s2 = *src++;
- InvertBits32(m2);
- InvertBits32(s2);
- } else {
- m2 = 0xffffffff;
- s2 = 0x0;
- }
-
- *ram++ = m1;
- *ram++ = m2;
- *ram++ = s1;
- *ram++ = s2;
- }
-
- /* Not sure why this is necessary, but it prevents some cursor
- * corruption. Not even all of it.
- */
- for (i = 0; i < ATI_CURSOR_HEIGHT; i++) {
- *ram++ = 0xffffffff;
- *ram++ = 0xffffffff;
- *ram++ = 0x0;
- *ram++ = 0x0;
- }
-
- /* Enable the cursor */
- tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL);
- MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp | ATI_CRTC_CUR_EN);
-
- /* Set new color */
- ClassicSetCursorColors(pScreen);
-
-}
-
-static void
-RadeonLoadCursor(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
- CursorPtr pCursor = pCurPriv->pCursor;
- CursorBitsPtr bits = pCursor->bits;
- int h, w;
- int x, y;
- CARD32 *ram, *msk, *mskLine, *src, *srcLine;
- int lwsrc;
- CARD32 tmp;
- CARD8 *mmio = atic->reg_base;
-
- pCurPriv->pCursor = pCursor;
- pCurPriv->xhot = pCursor->bits->xhot;
- pCurPriv->yhot = pCursor->bits->yhot;
-
- w = bits->width;
- if (w > ATI_CURSOR_WIDTH)
- w = ATI_CURSOR_WIDTH;
-
- h = bits->height;
- if (h > ATI_CURSOR_HEIGHT)
- h = ATI_CURSOR_HEIGHT;
-
- tmp = MMIO_IN32(mmio, 0x7c);
- tmp = 0x00010f80;
- MMIO_OUT32 (mmio, 0x7c, tmp);
-
- tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL);
- tmp &= ~(ATI_CRTC_CUR_EN | ATI_CRTC_ICON_EN | ATI_CRTC_ARGB_EN);
- MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp);
-
- /* Stick new image into cursor memory */
- ram = (CARD32 *)(pScreenPriv->screen->memory_base +
- pCurPriv->area->offset);
- if (pCursor->bits->argb)
- {
- srcLine = pCursor->bits->argb;
- for (y = 0; y < h; y++)
- {
- src = srcLine;
- srcLine += pCursor->bits->width;
- for (x = 0; x < w; x++)
- *ram++ = *src++;
- for (; x < ATI_CURSOR_WIDTH; x++)
- *ram++ = 0;
- }
- for (; y < ATI_CURSOR_HEIGHT; y++)
- for (x = 0; x < ATI_CURSOR_WIDTH; x++)
- *ram++ = 0;
- }
- else
- {
- CARD32 colors[4];
-
- colors[0] = 0;
- colors[1] = 0;
- colors[2] = (((pCursor->backRed >> 8) << 16) |
- ((pCursor->backGreen >> 8) << 8) |
- ((pCursor->backBlue >> 8) << 0) |
- 0xff000000);
- colors[3] = (((pCursor->foreRed >> 8) << 16) |
- ((pCursor->foreGreen >> 8) << 8) |
- ((pCursor->foreBlue >> 8) << 0) |
- 0xff000000);
-
- mskLine = (CARD32 *)bits->mask;
- srcLine = (CARD32 *)bits->source;
-
- /* words per line */
- lwsrc = BitmapBytePad(bits->width) / 4;
-
- for (y = 0; y < ATI_CURSOR_HEIGHT; y++)
- {
- CARD32 m, s;
-
- msk = mskLine;
- src = srcLine;
- mskLine += lwsrc;
- srcLine += lwsrc;
-
- for (x = 0; x < ATI_CURSOR_WIDTH / 32; x++)
- {
- int k;
- if (y < h && x < lwsrc)
- {
- m = *msk++;
- s = *src++;
- }
- else
- {
- m = 0x0;
- s = 0x0;
- }
-
- for (k = 0; k < 32; k++)
- {
- CARD32 bits = (s & 1) | ((m & 1) << 1);
- *ram++ = colors[bits];
- s >>= 1;
- m >>= 1;
- }
- }
- }
- }
-
- /* Enable the cursor */
- tmp &= ~(ATI_CRTC_ICON_EN);
- tmp |= ATI_CRTC_ARGB_EN;
- tmp |= ATI_CRTC_CUR_EN;
- MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp);
-}
-
-static void
-ATIUnloadCursor(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- CARD8 *mmio = atic->reg_base;
- CARD32 tmp;
-
- tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL);
- tmp &= ~(ATI_CRTC_CUR_EN | ATI_CRTC_ICON_EN | ATI_CRTC_ARGB_EN);
- MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp);
-}
-
-static Bool
-ATIRealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- if (!pScreenPriv->enabled)
- return TRUE;
-
- /* miRecolorCursor does this */
- if (pCursor && pCurPriv->pCursor == pCursor)
- {
- int x, y;
-
- miPointerPosition(&x, &y);
- if (atic->is_radeon)
- RadeonLoadCursor (pScreen);
- else
- ClassicLoadCursor(pScreen);
- /* Move to new position */
- ATIMoveCursor(pScreen, x, y);
- }
-
- return TRUE;
-}
-
-static Bool
-ATIUnrealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
-{
- return TRUE;
-}
-
-static void
-ATISetCursor(ScreenPtr pScreen, CursorPtr pCursor, int x, int y)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- pCurPriv->pCursor = pCursor;
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pCursor)
- {
- if (atic->is_radeon)
- RadeonLoadCursor (pScreen);
- else
- ClassicLoadCursor(pScreen);
- /* Move to new position */
- ATIMoveCursor(pScreen, x, y);
- }
- else
- ATIUnloadCursor(pScreen);
-}
-
-miPointerSpriteFuncRec ATIPointerSpriteFuncs = {
- ATIRealizeCursor,
- ATIUnrealizeCursor,
- ATISetCursor,
- ATIMoveCursor,
-};
-
-static void
-ATIQueryBestSize(int class, unsigned short *pwidth, unsigned short *pheight,
- ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- switch (class)
- {
- case CursorShape:
- if (*pwidth > pCurPriv->width)
- *pwidth = pCurPriv->width;
- if (*pheight > pCurPriv->height)
- *pheight = pCurPriv->height;
- if (*pwidth > pScreen->width)
- *pwidth = pScreen->width;
- if (*pheight > pScreen->height)
- *pheight = pScreen->height;
- break;
- default:
- fbQueryBestSize(class, pwidth, pheight, pScreen);
- break;
- }
-}
-
-static void
-ATICursorSave(ScreenPtr pScreen, KdOffscreenArea *area)
-{
- KdScreenPriv(pScreen);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- pCurPriv->area = NULL;
-}
-
-void
-ATICursorEnable(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- if (!pCurPriv->has_cursor)
- return;
-
- if (pCurPriv->area == NULL) {
- if (atic->is_radeon)
- pCurPriv->area = KdOffscreenAlloc(pScreen,
- ATI_CURSOR_HEIGHT * ATI_CURSOR_WIDTH * 4,
- 128, TRUE, ATICursorSave, atis);
- else
- pCurPriv->area = KdOffscreenAlloc(pScreen,
- ATI_CURSOR_HEIGHT * ATI_CURSOR_PITCH * 2,
- 32, TRUE, ATICursorSave, atis);
- }
- if (pCurPriv->area == NULL)
- FatalError("Couldn't allocate offscreen memory for cursor.\n");
-
- if (pCurPriv->pCursor) {
- int x, y;
-
- miPointerPosition(&x, &y);
- if (atic->is_radeon)
- RadeonLoadCursor(pScreen);
- else
- ClassicLoadCursor(pScreen);
- /* Move to new position */
- ATIMoveCursor(pScreen, x, y);
- }
- else
- ATIUnloadCursor(pScreen);
-}
-
-void
-ATICursorDisable(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- if (!pScreenPriv->enabled || !pCurPriv->has_cursor)
- return;
-
- if (pCurPriv->pCursor)
- ATIUnloadCursor(pScreen);
-}
-
-Bool
-ATICursorInit(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- pCurPriv->has_cursor = FALSE;
-
- if (atic->reg_base == NULL)
- return FALSE;
-
- pCurPriv->width = ATI_CURSOR_WIDTH;
- pCurPriv->height= ATI_CURSOR_HEIGHT;
- pScreen->QueryBestSize = ATIQueryBestSize;
- miPointerInitialize(pScreen, &ATIPointerSpriteFuncs,
- &kdPointerScreenFuncs, FALSE);
- pCurPriv->has_cursor = TRUE;
- pCurPriv->pCursor = NULL;
- return TRUE;
-}
-
-void
-ATIRecolorCursor (ScreenPtr pScreen, int ndef, xColorItem *pdef)
-{
- KdScreenPriv(pScreen);
- ATICardInfo(pScreenPriv);
-
- if (!atic->is_radeon)
- ClassicRecolorCursor (pScreen, ndef, pdef);
-}
-
-void
-ATICursorFini(ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ATIScreenInfo(pScreenPriv);
- ATICursor *pCurPriv = &atis->cursor;
-
- pCurPriv->has_cursor = FALSE;
- pCurPriv->pCursor = NULL;
-}
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