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Diffstat (limited to 'hw/kdrive/sis530/siscurs.c')
-rw-r--r--hw/kdrive/sis530/siscurs.c367
1 files changed, 0 insertions, 367 deletions
diff --git a/hw/kdrive/sis530/siscurs.c b/hw/kdrive/sis530/siscurs.c
deleted file mode 100644
index b507188c0..000000000
--- a/hw/kdrive/sis530/siscurs.c
+++ /dev/null
@@ -1,367 +0,0 @@
-/*
- * Id: siscurs.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/sis530/siscurs.c,v 1.1 1999/11/19 13:53:59 hohndel Exp $ */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "sis.h"
-#include "cursorstr.h"
-
-#define SetupCursor(s) KdScreenPriv(s); \
- sisCardInfo(pScreenPriv); \
- sisScreenInfo(pScreenPriv); \
- SisPtr sis = sisc->sis; \
- SisCursor *pCurPriv = &siss->cursor
-
-static void
-_sisMoveCursor (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);
-
- PutSrtc (sisc, 0x5, 0x86);
- PutSrtc (sisc, 0x1c, xoff & 0x3f);
- PutSrtc (sisc, 0x1f, yoff & 0x3f);
-
- PutSrtc (sisc, 0x1a, xlow);
- PutSrtc (sisc, 0x1b, xhigh & 0xf);
-
- PutSrtc (sisc, 0x1d, ylow);
- PutSrtc (sisc, 0x1e, yhigh & 0x7);
-}
-
-static void
-sisMoveCursor (ScreenPtr pScreen, int x, int y)
-{
- SetupCursor (pScreen);
-
- if (!pCurPriv->has_cursor)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- LockSis(sisc);
- _sisMoveCursor (pScreen, x, y);
- UnlockSis(sisc);
-}
-
-static void
-_sisSetCursorColors (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
- CursorPtr pCursor = pCurPriv->pCursor;
- /* set foreground */
- PutSrtc (sisc, 0x17, pCursor->foreRed >> 10);
- PutSrtc (sisc, 0x18, pCursor->foreGreen >> 10);
- PutSrtc (sisc, 0x19, pCursor->foreBlue >> 10);
-
- /* set background */
- PutSrtc (sisc, 0x14, pCursor->backRed >> 10);
- PutSrtc (sisc, 0x15, pCursor->backGreen >> 10);
- PutSrtc (sisc, 0x16, pCursor->backBlue >> 10);
-}
-
-static void
-sisLoadCursor (ScreenPtr pScreen, int x, int y)
-{
- SetupCursor(pScreen);
- CursorPtr pCursor = pCurPriv->pCursor;
- CursorBitsPtr bits = pCursor->bits;
- int w, h;
- unsigned short *ram, r;
- unsigned char *msk, *mskLine, *src, *srcLine;
- unsigned short m, s;
-
- int i, j;
- int cursor_address;
- int src_stride, src_width;
-
- CARD8 sr6;
-
- /*
- * Lock Sis so the cursor doesn't move while we're setting it
- */
- LockSis(sisc);
-
- pCurPriv->pCursor = pCursor;
- pCurPriv->xhot = pCursor->bits->xhot;
- pCurPriv->yhot = pCursor->bits->yhot;
-
- /*
- * Stick new image into cursor memory
- */
- ram = (unsigned short *) siss->cursor_base;
- mskLine = (unsigned char *) bits->mask;
- srcLine = (unsigned char *) bits->source;
-
- h = bits->height;
- if (h > SIS_CURSOR_HEIGHT)
- h = SIS_CURSOR_HEIGHT;
-
- src_stride = BitmapBytePad(bits->width); /* bytes per line */
- src_width = (bits->width + 7) >> 3;
-
- for (i = 0; i < SIS_CURSOR_HEIGHT; i++) {
- msk = mskLine;
- src = srcLine;
- mskLine += src_stride;
- srcLine += src_stride;
- for (j = 0; j < SIS_CURSOR_WIDTH / 8; j++) {
-
- unsigned short m, s;
-
- if (i < h && j < src_width)
- {
- m = *msk++;
- s = *src++ & m;
- m = ~m;
- /* mask off right side */
- if (j == src_width - 1 && (bits->width & 7))
- {
- m |= 0xff << (bits->width & 7);
- }
- }
- else
- {
- m = 0xff;
- s = 0x00;
- }
-
- /*
- * The SIS530 HW cursor format is: source(AND) bit,
- * then a mask(XOR) bit, etc.
- * byte swapping in sis530 is:
- * abcd ==> cdab
- */
-
-#define bit(a,n) (((a) >> (n)) & 0x1)
-
- r = ((bit(m, 0) << 7) | (bit(s, 0) << 6) |
- (bit(m, 1) << 5) | (bit(s, 1) << 4) |
- (bit(m, 2) << 3) | (bit(s, 2) << 2) |
- (bit(m, 3) << 1) | (bit(s, 3) << 0) |
- (bit(m, 4) << 15) | (bit(s, 4) << 14) |
- (bit(m, 5) << 13) | (bit(s, 5) << 12) |
- (bit(m, 6) << 11) | (bit(s, 6) << 10) |
- (bit(m, 7) << 9) | (bit(s, 7) << 8));
-
- *ram++ = r;
- }
- }
-
- /* Set new color */
- _sisSetCursorColors (pScreen);
-
- /* Move to new position */
- _sisMoveCursor (pScreen, x, y);
-
- /* Enable cursor */
- sr6 = GetSrtc (sisc, 0x6);
- sr6 |= 0x40;
- PutSrtc (sisc, 0x6, sr6);
-
- UnlockSis(sisc);
-}
-
-static void
-sisUnloadCursor (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
- CARD8 sr6;
-
- LockSis (sisc);
-
- /* Disable cursor */
- sr6 = GetSrtc (sisc, 0x6);
- sr6 &= ~0x40;
- PutSrtc (sisc, 0x6, sr6);
- PutSrtc (sisc, 0x1b, 0x00);
-
- UnlockSis (sisc);
-}
-
-static Bool
-sisRealizeCursor (ScreenPtr pScreen, CursorPtr pCursor)
-{
- SetupCursor(pScreen);
-
- if (!pScreenPriv->enabled)
- return TRUE;
-
- /* miRecolorCursor does this */
- if (pCurPriv->pCursor == pCursor)
- {
- if (pCursor)
- {
- int x, y;
-
- miPointerPosition (&x, &y);
- sisLoadCursor (pScreen, x, y);
- }
- }
- return TRUE;
-}
-
-static Bool
-sisUnrealizeCursor (ScreenPtr pScreen, CursorPtr pCursor)
-{
- return TRUE;
-}
-
-static void
-sisSetCursor (ScreenPtr pScreen, CursorPtr pCursor, int x, int y)
-{
- SetupCursor(pScreen);
-
- pCurPriv->pCursor = pCursor;
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pCursor)
- sisLoadCursor (pScreen, x, y);
- else
- sisUnloadCursor (pScreen);
-}
-
-miPointerSpriteFuncRec sisPointerSpriteFuncs = {
- sisRealizeCursor,
- sisUnrealizeCursor,
- sisSetCursor,
- sisMoveCursor,
-};
-
-static void
-sisQueryBestSize (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
-sisCursorInit (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- if (!siss->cursor_base)
- {
- pCurPriv->has_cursor = FALSE;
- return FALSE;
- }
-
- pCurPriv->width = SIS_CURSOR_WIDTH;
- pCurPriv->height= SIS_CURSOR_HEIGHT;
- pScreen->QueryBestSize = sisQueryBestSize;
- miPointerInitialize (pScreen,
- &sisPointerSpriteFuncs,
- &kdPointerScreenFuncs,
- FALSE);
- pCurPriv->has_cursor = TRUE;
- pCurPriv->pCursor = NULL;
- return TRUE;
-}
-
-void
-sisCursorEnable (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- if (pCurPriv->has_cursor)
- {
- if (pCurPriv->pCursor)
- {
- int x, y;
-
- miPointerPosition (&x, &y);
- sisLoadCursor (pScreen, x, y);
- }
- else
- sisUnloadCursor (pScreen);
- }
-}
-
-void
-sisCursorDisable (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- if (!pScreenPriv->enabled)
- return;
-
- if (pCurPriv->has_cursor)
- {
- if (pCurPriv->pCursor)
- {
- sisUnloadCursor (pScreen);
- }
- }
-}
-
-void
-sisCursorFini (ScreenPtr pScreen)
-{
- SetupCursor (pScreen);
-
- pCurPriv->pCursor = NULL;
-}
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