diff options
author | Dirk Hohndel <dirk.hohndel@intel.com> | 1999-11-19 13:54:06 +0000 |
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committer | Dirk Hohndel <dirk.hohndel@intel.com> | 1999-11-19 13:54:06 +0000 |
commit | f13b792a3a8d307a18cd6a41aa5a06622009e42f (patch) | |
tree | 5d7e7eb1dd3d69a9a408d0082c031c6121d625ea /hw/kdrive/trio/s3curs.c |
3336. Fx up new MMIO macros (#3337, Matt Grossman).xf-3_9_16fxf-3_9_16exf-3_9_16dxf-3_9_16Z
3335. Clean up compiler warnings in lib/font/bitmap (#3411, Matt Grossman).
3334. TGA fixes, add sync on green (#3410, Matt Grossman).
3333. Fix NULL pointer dereference in libXaw (#3406, Christopher Sekiya).
3332. Add Rage128 support (#3405, Rik Faith, funded by ATI).
3331. Add MTRR support for NetBSD and OpenBSD. Add new NetBSD aperture
driver (#3404, Matthieu Herrb).
3330. Xterm patch #121 (#3402, Thomas Dickey).
3329. Rendition driver bugfixes and alpha related cleanups (#3400, Dejan
Ilic, Marc Langenbach, Egbert Eich).
3328. Add void input device (#3392, Frederic Lepied).
3327. Changed the Xon serial option to be able to select xon/xoff for
input, output or both. Add support for Graphire models. Change wacom
init phase to use new Xoff option (#3391, Frederic Lepied).
3326. Change the SwapAxes option to SwapXY in elographics/microtouch driver
to match an already existing option in the Dynapro driver. Add a Focus
class capability to the elographics driver (#3395, Patrick Lecoanet).
3325. Update mouse rate handling (#3388, Harald Koenig).
3324. Fix NULL pointer dereference in misprite.c (#3380, Edward Wang).
3323. Add FBDev and ShadowFB support to glint driver. Add new option
"NoWriteBitmap" (#3383, Michel Daenzer).
3322. Update SuperProbe to handle S3 Savage4, Savage200 and clean up
Trio3D/Savage3D detection (#3382,3384 Harald Koenig).
3321. Add new framebuffer code and tiny X DDX architecture (#3379, Keith
Packard).
3320. Add DGA2 documentation (#3378, Mark Vojkovich).
3319. Update XFree86 manpage wrt -bpp/-depth/-fbbpp (#3377, Andy Isaacson).
3318. Make SuperProbe check primary cards, only (#3374, Harald Koenig).
3317. Add SilkenMouse to *BSD (#3373, Matthieu Herrb).
3316. Allow SilkenMouse to work if not all drivers of an OS support SIGIO
(#3372, Keith Packard).
3315. Fix a few problems in TGA driver and add support for backing store
and SilkenMouse (#3371, Matt Grossman).
3314. Add smarter scheduler (#3370, Keith Packard).
3313. Xterm patch #120 (#3369, Thomas Dickey).
3312. Enable xf86SetKbdRate function on Solaris 8 (#3364, David Holland).
3311. Fix some bugs and add acceleration to Rendition server (#3360, Dejan
Ilic).
3310. Make raw DDC information available as properties in the root window
(#3357, Andrew Aitchison).
3309. Fix for xf86CreateRootWindow (#3355, Andrew Aitchison).
3308. Add manpage for the chips driver (#3353, David Bateman).
3307. Update contact info (#3352, Andrew van der Stock).
3306. Add kbd rate support for Linux (#3363, Harald Koenig).
3305. Update Portuguese XKB map (#3351, Joao Esteves, Francisco Colaco).
3304. Fix text clipping in 3dfx driver (#3349, Henrik Harmsen).
3303. Fix S3 ViRGE hw cursor (#3348, Harald Koenig).
3302. Fix clipping in 3dfx driver (#3342, Daryll Strauss).
3301. Enable SilkenMouse for 3dfx driver (#3341, Henrik Harmsen).
3300. Enable SIGIO support on LynxOS (#3339, Thomas Mueller).
3299. Get TRUE defined in sigio.c. Fix xterm compile problem on ISC (#3338,
Michael Rohleder).
3298. Correct DPMS suspend/standby modes for 3dfx driver (#3336, Henrik
Harmsen)
3297. Xterm patch #119 (#3335, Thomas Dickey).
Diffstat (limited to 'hw/kdrive/trio/s3curs.c')
-rw-r--r-- | hw/kdrive/trio/s3curs.c | 433 |
1 files changed, 433 insertions, 0 deletions
diff --git a/hw/kdrive/trio/s3curs.c b/hw/kdrive/trio/s3curs.c new file mode 100644 index 000000000..6cbdd4f7a --- /dev/null +++ b/hw/kdrive/trio/s3curs.c @@ -0,0 +1,433 @@ +/* + * $Id$ + * + * 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. + */ +/* $XFree86: $ */ + +#include "s3.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; + + /* + * Set these to an invalid pixel value so that + * when the store colors comes through, the cursor + * won't get recolored + */ + pCurPriv->source = ~0; + pCurPriv->mask = ~0; + /* + * XXX S3 bug workaround; s3 chip doesn't use RGB values from + * the cursor color registers as documented, rather it uses + * them to index the DAC. This is in the errata though. + */ + sourceColor.red = pCursor->foreRed; + sourceColor.green = pCursor->foreGreen; + sourceColor.blue = pCursor->foreBlue; + FakeAllocColor(pScreenPriv->pInstalledmap, &sourceColor); + maskColor.red = pCursor->backRed; + maskColor.green = pCursor->backGreen; + maskColor.blue = pCursor->backBlue; + FakeAllocColor(pScreenPriv->pInstalledmap, &maskColor); + FakeFreeColor(pScreenPriv->pInstalledmap, sourceColor.pixel); + FakeFreeColor(pScreenPriv->pInstalledmap, maskColor.pixel); + + pCurPriv->source = sourceColor.pixel; + pCurPriv->mask = maskColor.pixel; + switch (pScreenPriv->screen->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 short *ram, *msk, *mskLine, *src, *srcLine; + unsigned short and, xor; + int i, j; + int cursor_address; + int wsrc; + unsigned char ramdac_control_; + + /* + * Allocate new colors + */ + s3AllocCursorColors (pScreen); + + /* + * Lock S3 so the cursor doesn't move while we're setting it + */ + LockS3(s3c); + + pCurPriv->pCursor = pCursor; + pCurPriv->xhot = pCursor->bits->xhot; + pCurPriv->yhot = pCursor->bits->yhot; + + /* + * Stick new image into cursor memory + */ + ram = (unsigned short *) s3s->cursor_base; + mskLine = (unsigned short *) bits->mask; + srcLine = (unsigned short *) bits->source; + + h = bits->height; + if (h > S3_CURSOR_HEIGHT) + h = S3_CURSOR_HEIGHT; + + wsrc = BitmapBytePad(bits->width) / 2; /* words 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 / 16; j++) { + + unsigned short m, s; + + if (i < h && j < wsrc) + { + m = *msk++; + s = *src++; + xor = m & s; + and = ~m; + } + else + { + and = 0xffff; + xor = 0x0000; + } + + S3InvertBits16(and); + *ram++ = and; + S3InvertBits16(xor); + *ram++ = xor; + } + } + + _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) + { + int x, y; + + 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) + { + int x, y; + + 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; +} |