3336. Fx up new MMIO macros (#3337, Matt Grossman).
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).
This commit is contained in:
Dirk Hohndel
288
hw/kdrive/src/vga.c
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288
hw/kdrive/src/vga.c
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@@ -0,0 +1,288 @@
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/*
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* $Id$
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*
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* Copyright <20> 1999 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $XFree86: $ */
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#include "vga.h"
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#include <stdio.h>
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#ifdef linux
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#define extern
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#include <asm/io.h>
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#undef extern
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#define _VgaInb(r) inb(r)
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#define _VgaOutb(v,r) outb(v,r)
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#endif
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#if 0
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#define VGA_DEBUG(a) fprintf a
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#else
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#define VGA_DEBUG(a)
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#endif
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VGA8
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VgaInb (VGA16 r)
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{
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return _VgaInb(r);
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}
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void
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VgaOutb (VGA8 v, VGA16 r)
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{
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_VgaOutb (v,r);
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}
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VGA8
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VgaFetch (VgaCard *card, VGA16 reg)
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{
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VgaMap map;
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VGAVOL8 *mem;
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VGA8 value;
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(*card->map) (card, reg, &map, VGAFALSE);
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switch (map.access) {
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case VgaAccessMem:
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mem = (VGAVOL8 *) map.port;
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value = *mem;
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break;
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case VgaAccessIo:
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value = _VgaInb (map.port);
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VGA_DEBUG ((stderr, "%4x -> %2x\n", map.port, value));
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break;
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case VgaAccessIndMem:
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mem = (VGAVOL8 *) map.port;
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mem[map.addr] = map.index;
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value = mem[map.value];
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break;
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case VgaAccessIndIo:
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_VgaOutb (map.index, map.port + map.addr);
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value = _VgaInb (map.port + map.value);
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VGA_DEBUG ((stderr, "%4x/%2x -> %2x\n", map.port, map.index, value));
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break;
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case VgaAccessDone:
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value = map.value;
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VGA_DEBUG ((stderr, "direct %4x -> %2x\n", reg, value));
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break;
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}
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return value;
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}
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void
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VgaStore (VgaCard *card, VGA16 reg, VGA8 value)
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{
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VgaMap map;
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VGAVOL8 *mem;
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map.value = value;
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(*card->map) (card, reg, &map, VGATRUE);
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switch (map.access) {
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case VgaAccessMem:
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mem = (VGAVOL8 *) map.port;
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*mem = value;
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break;
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case VgaAccessIo:
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VGA_DEBUG ((stderr, "%4x <- %2x\n", map.port, value));
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_VgaOutb (value, map.port);
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break;
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case VgaAccessIndMem:
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mem = (VGAVOL8 *) map.port;
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mem[map.addr] = map.index;
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mem[map.value] = value;
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break;
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case VgaAccessIndIo:
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VGA_DEBUG ((stderr, "%4x/%2x <- %2x\n", map.port, map.index, value));
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_VgaOutb (map.index, map.port + map.addr);
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_VgaOutb (value, map.port + map.value);
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break;
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case VgaAccessDone:
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VGA_DEBUG ((stderr, "direct %4x <- %2x\n", reg, value));
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break;
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}
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}
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void
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VgaPreserve (VgaCard *card)
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{
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VgaSave *s;
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VGA16 id;
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for (s = card->saves; s->first != VGA_REG_NONE; s++)
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{
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for (id = s->first; id <= s->last; id++)
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{
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card->values[id].cur = VgaFetch (card, id);
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card->values[id].save = card->values[id].cur;
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card->values[id].flags = VGA_VALUE_VALID | VGA_VALUE_SAVED;
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}
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}
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}
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void
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VgaRestore (VgaCard *card)
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{
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VgaSave *s;
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VGA16 id;
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for (s = card->saves; s->first != VGA_REG_NONE; s++)
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{
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for (id = s->first; id <= s->last; id++)
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{
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if (card->values[id].flags & VGA_VALUE_SAVED)
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{
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VgaStore (card, id, card->values[id].save);
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card->values[id].cur = card->values[id].save;
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}
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}
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}
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}
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void
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VgaFinish (VgaCard *card)
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{
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VGA16 id;
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for (id = 0; id < card->max; id++)
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card->values[id].flags = 0;
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}
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void
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_VgaSync (VgaCard *card, VGA16 id)
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{
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if (!(card->values[id].flags & VGA_VALUE_VALID))
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{
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card->values[id].cur = VgaFetch (card, id);
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card->values[id].flags |= VGA_VALUE_VALID;
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}
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}
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void
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VgaSet (VgaCard *card, VgaReg *reg, VGA32 value)
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{
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VGA8 v, mask, new;
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while (reg->len)
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{
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if (reg->id != VGA_REG_NONE)
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{
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_VgaSync (card, reg->id);
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mask = ((1 << reg->len) - 1);
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new = value & mask;
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mask <<= reg->base;
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new <<= reg->base;
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v = card->values[reg->id].cur;
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v = v & ~mask | new;
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card->values[reg->id].cur = v;
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card->values[reg->id].flags |= VGA_VALUE_MODIFIED|VGA_VALUE_DIRTY;
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}
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value >>= reg->len;
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reg++;
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}
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}
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void
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VgaFlushReg (VgaCard *card, VgaReg *reg)
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{
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while (reg->len)
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{
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if (reg->id != VGA_REG_NONE)
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{
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if (card->values[reg->id].flags & VGA_VALUE_DIRTY)
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{
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VgaStore (card, reg->id, card->values[reg->id].cur);
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card->values[reg->id].flags &= ~VGA_VALUE_DIRTY;
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}
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}
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reg++;
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}
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}
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void
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VgaSetImm (VgaCard *card, VgaReg *reg, VGA32 value)
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{
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VgaSet (card, reg, value);
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VgaFlushReg (card, reg);
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}
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VGA32
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VgaGet (VgaCard *card, VgaReg *reg)
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{
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VGA32 value, offset, v;
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VGA8 mask;
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value = 0;
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offset = 0;
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while (reg->len)
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{
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if (reg->id != VGA_REG_NONE)
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{
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_VgaSync (card, reg->id);
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mask = ((1 << reg->len) - 1);
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v = (card->values[reg->id].cur >> reg->base) & mask;
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value |= (v << offset);
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}
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offset += reg->len;
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reg++;
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}
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return value;
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}
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VGA32
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VgaGetImm (VgaCard *card, VgaReg *reg)
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{
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VgaReg *r = reg;
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while (r->len)
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{
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if (r->id != VGA_REG_NONE)
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card->values[r->id].flags &= ~VGA_VALUE_VALID;
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r++;
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}
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return VgaGet (card, reg);
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}
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void
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VgaFlush (VgaCard *card)
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{
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VGA16 id;
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for (id = 0; id < card->max; id++)
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{
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if (card->values[id].flags & VGA_VALUE_DIRTY)
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{
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VgaStore (card, id, card->values[id].cur);
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card->values[id].flags &= ~VGA_VALUE_DIRTY;
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}
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}
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}
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void
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VgaFill (VgaCard *card, VGA16 low, VGA16 high)
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{
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VGA16 id;
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for (id = low; id < high; id++)
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_VgaSync (card, id);
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}
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Block a user