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Diffstat (limited to 'hw/kdrive/trio/s3curs.c')
-rw-r--r--hw/kdrive/trio/s3curs.c419
1 files changed, 0 insertions, 419 deletions
diff --git a/hw/kdrive/trio/s3curs.c b/hw/kdrive/trio/s3curs.c
deleted file mode 100644
index 9416b4398..000000000
--- a/hw/kdrive/trio/s3curs.c
+++ /dev/null
@@ -1,419 +0,0 @@
-/*
- * Id: s3curs.c,v 1.1 1999/11/02 08:17:24 keithp Exp $
- *
- * 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.
- */
-/* $RCSId: xc/programs/Xserver/hw/kdrive/trio/s3curs.c,v 1.2 1999/12/30 03:03:19 robin Exp $ */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "s3.h"
-#include "s3draw.h"
-#include "cursorstr.h"
-
-#define SetupCursor(s) KdScreenPriv(s); \
- s3CardInfo(pScreenPriv); \
- s3ScreenInfo(pScreenPriv); \
- S3Ptr s3 = s3c->s3; \
- S3Cursor *pCurPriv = &s3s->cursor
-
-static void
-_s3MoveCursor (ScreenPtr pScreen, int x, int y)
-{
- SetupCursor(pScreen);
- CARD8 xlow, xhigh, ylow, yhigh;
- CARD8 xoff, yoff;
-
- x -= pCurPriv->xhot;
- xoff = 0;
- if (x < 0)
- {
- xoff = -x;
- x = 0;
- }
- y -= pCurPriv->yhot;
- yoff = 0;
- if (y < 0)
- {
- yoff = -y;
- y = 0;
- }
- xlow = (CARD8) x;
- xhigh = (CARD8) (x >> 8);
- ylow = (CARD8) y;
- yhigh = (CARD8) (y >> 8);
-
-
- /* This is the recommended order to move the cursor */
-
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x46, xhigh);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x47, xlow);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x49, ylow);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4e, xoff);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4f, yoff);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x48, yhigh);
-}
-
-static void
-s3MoveCursor (ScreenPtr pScreen, int x, int y)
-{
- SetupCursor (pScreen);
-
- if (!pCurPriv->has_cursor)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- LockS3(s3c);
- _s3UnlockExt(s3);
- _s3MoveCursor (pScreen, x, y);
- _s3LockExt(s3);
- UnlockS3(s3c);
-}
-
-static void
-s3AllocCursorColors (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
- CursorPtr pCursor = pCurPriv->pCursor;
- xColorItem sourceColor, maskColor;
-
- 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;
- case 8:
- pCurPriv->source |= pCurPriv->source << 8;
- pCurPriv->mask |= pCurPriv->mask << 8;
- case 16:
- pCurPriv->source |= pCurPriv->source << 16;
- pCurPriv->mask |= pCurPriv->mask << 16;
- }
-}
-
-static void
-_s3SetCursorColors (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
- /* set foreground */
- /* Reset cursor color stack pointers */
- (void) _s3ReadIndexRegister(&s3->crt_vga_3d4, 0x45);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4a, pCurPriv->source);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4a, pCurPriv->source >> 8);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4a, pCurPriv->source >> 16);
-
- /* set background */
- /* Reset cursor color stack pointers */
- (void) _s3ReadIndexRegister(&s3->crt_vga_3d4, 0x45);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4b, pCurPriv->mask);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4b, pCurPriv->mask >> 8);
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x4b, pCurPriv->mask >> 16);
-}
-
-void
-s3RecolorCursor (ScreenPtr pScreen, int ndef, xColorItem *pdef)
-{
- SetupCursor (pScreen);
- CursorPtr pCursor = pCurPriv->pCursor;
- xColorItem sourceColor, maskColor;
-
- if (!pCurPriv->has_cursor || !pCursor)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pdef)
- {
- while (ndef)
- {
- if (pdef->pixel == pCurPriv->source ||
- pdef->pixel == pCurPriv->mask)
- break;
- ndef--;
- }
- if (!ndef)
- return;
- }
- s3AllocCursorColors (pScreen);
- LockS3 (s3c);
- _s3UnlockExt(s3);
- _s3SetCursorColors (pScreen);
- _s3LockExt (s3);
- UnlockS3 (s3c);
-}
-
-static void
-s3LoadCursor (ScreenPtr pScreen, int x, int y)
-{
- SetupCursor(pScreen);
- CursorPtr pCursor = pCurPriv->pCursor;
- CursorBitsPtr bits = pCursor->bits;
- int w, h;
- unsigned char r[2], g[2], b[2];
- unsigned long *ram;
- unsigned long *msk, *mskLine, *src, *srcLine;
- unsigned long and, xor;
- int i, j;
- int cursor_address;
- int wsrc;
- unsigned char ramdac_control_;
-
- /*
- * Allocate new colors
- */
- s3AllocCursorColors (pScreen);
-
- pCurPriv->pCursor = pCursor;
- pCurPriv->xhot = pCursor->bits->xhot;
- pCurPriv->yhot = pCursor->bits->yhot;
-
- /*
- * Stick new image into cursor memory
- */
- ram = (unsigned long *) s3s->cursor_base;
- mskLine = (unsigned long *) bits->mask;
- srcLine = (unsigned long *) bits->source;
-
- h = bits->height;
- if (h > S3_CURSOR_HEIGHT)
- h = S3_CURSOR_HEIGHT;
-
- wsrc = BitmapBytePad(bits->width) / 4; /* ulongs per line */
-
- for (i = 0; i < S3_CURSOR_HEIGHT; i++)
- {
- msk = mskLine;
- src = srcLine;
- mskLine += wsrc;
- srcLine += wsrc;
- for (j = 0; j < S3_CURSOR_WIDTH / 32; j++) {
-
- unsigned long m, s;
-
- if (i < h && j < wsrc)
- {
- m = *msk++;
- s = *src++;
- xor = m & s;
- and = ~m;
- }
- else
- {
- and = 0xffffffff;
- xor = 0x00000000;
- }
-
- S3AdjustBits32(and);
- S3AdjustBits32(xor);
- *ram++ = (and & 0xffff) | (xor << 16);
- *ram++ = (and >> 16) | (xor & 0xffff0000);
- }
- }
-
- _s3WaitIdle (s3);
- _s3UnlockExt (s3);
-
- /* Set new color */
- _s3SetCursorColors (pScreen);
-
- /* Enable the cursor */
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x45, 0x01);
-
- /* Wait for VRetrace to make sure the position is read */
- _s3WaitVRetrace (s3);
-
- /* Move to new position */
- _s3MoveCursor (pScreen, x, y);
-
- _s3LockExt (s3);
- UnlockS3(s3c);
-}
-
-static void
-s3UnloadCursor (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- LockS3 (s3c);
- _s3UnlockExt(s3);
-
- /* Disable cursor */
- _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x45, 0);
-
- _s3LockExt(s3);
- UnlockS3 (s3c);
-}
-
-static Bool
-s3RealizeCursor (ScreenPtr pScreen, CursorPtr pCursor)
-{
- SetupCursor(pScreen);
-
- if (!pScreenPriv->enabled)
- return TRUE;
-
- /* miRecolorCursor does this */
- if (pCurPriv->pCursor == pCursor)
- {
- if (pCursor)
- {
-#ifdef FB_OLD_SCREEN
- short x, y;
-#else
- int x, y;
-#endif
-
- miPointerPosition (&x, &y);
- s3LoadCursor (pScreen, x, y);
- }
- }
- return TRUE;
-}
-
-static Bool
-s3UnrealizeCursor (ScreenPtr pScreen, CursorPtr pCursor)
-{
- return TRUE;
-}
-
-static void
-s3SetCursor (ScreenPtr pScreen, CursorPtr pCursor, int x, int y)
-{
- SetupCursor(pScreen);
-
- pCurPriv->pCursor = pCursor;
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pCursor)
- s3LoadCursor (pScreen, x, y);
- else
- s3UnloadCursor (pScreen);
-}
-
-miPointerSpriteFuncRec s3PointerSpriteFuncs = {
- s3RealizeCursor,
- s3UnrealizeCursor,
- s3SetCursor,
- s3MoveCursor,
-};
-
-static void
-s3QueryBestSize (int class,
- unsigned short *pwidth, unsigned short *pheight,
- ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- 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;
- }
-}
-
-Bool
-s3CursorInit (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- if (!s3s->cursor_base)
- {
- pCurPriv->has_cursor = FALSE;
- return FALSE;
- }
-
- pCurPriv->width = S3_CURSOR_WIDTH;
- pCurPriv->height= S3_CURSOR_HEIGHT;
- pScreen->QueryBestSize = s3QueryBestSize;
- miPointerInitialize (pScreen,
- &s3PointerSpriteFuncs,
- &kdPointerScreenFuncs,
- FALSE);
- pCurPriv->has_cursor = TRUE;
- pCurPriv->pCursor = NULL;
- return TRUE;
-}
-
-void
-s3CursorEnable (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- if (pCurPriv->has_cursor)
- {
- if (pCurPriv->pCursor)
- {
-#ifdef FB_OLD_SCREEN
- short x, y;
-#else
- int x, y;
-#endif
-
- miPointerPosition (&x, &y);
- s3LoadCursor (pScreen, x, y);
- }
- else
- s3UnloadCursor (pScreen);
- }
-}
-
-void
-s3CursorDisable (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pCurPriv->has_cursor)
- {
- if (pCurPriv->pCursor)
- {
- s3UnloadCursor (pScreen);
- }
- }
-}
-
-void
-s3CursorFini (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- pCurPriv->pCursor = NULL;
-}
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