306 lines
7.0 KiB
C
306 lines
7.0 KiB
C
/*
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* Copyright © 2001 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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/* $RCSId: xc/programs/Xserver/hw/kdrive/trident/trident.c,v 1.18 2001/06/04 09:45:42 keithp Exp $ */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "chips.h"
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#include <sys/io.h>
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#undef CHIPS_DEBUG
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Bool
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chipsCardInit (KdCardInfo *card)
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{
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int k;
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char *pixels;
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ChipsCardInfo *chipsc;
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CARD8 r00, r01, r02;
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CARD8 r39;
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chipsc = (ChipsCardInfo *) xalloc (sizeof (ChipsCardInfo));
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if (!chipsc)
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return FALSE;
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iopl (3);
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if (!vesaInitialize (card, &chipsc->vesa))
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{
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xfree (chipsc);
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return FALSE;
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}
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#ifdef USE_PCI
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chipsc->window = (CARD32 *) (chipsc->cop_base + 0x10000);
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#else
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chipsc->window = 0;
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#endif
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card->driver = chipsc;
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return TRUE;
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}
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Bool
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chipsScreenInit (KdScreenInfo *screen)
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{
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ChipsCardInfo *chipsc = screen->card->driver;
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ChipsScreenInfo *chipss;
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int screen_size, memory;
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CARD32 mmio_base;
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CARD32 mmio_size;
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chipss = (ChipsScreenInfo *) xalloc (sizeof (ChipsScreenInfo));
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if (!chipss)
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return FALSE;
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memset (chipss, '\0', sizeof (ChipsScreenInfo));
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if (!vesaScreenInitialize (screen, &chipss->vesa))
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{
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xfree (chipss);
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return FALSE;
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}
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if (chipss->vesa.mapping != VESA_LINEAR)
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screen->dumb = TRUE;
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if (!screen->dumb)
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{
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chipss->mmio_base = (CARD8 *) KdMapDevice (CHIPS_MMIO_BASE(chipss),
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CHIPS_MMIO_SIZE(chipss));
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if (chipss->mmio_base)
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{
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KdSetMappedMode (CHIPS_MMIO_BASE(chipss),
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CHIPS_MMIO_SIZE(chipss),
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KD_MAPPED_MODE_REGISTERS);
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}
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else
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screen->dumb = TRUE;
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}
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else
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chipss->mmio_base = 0;
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chipss->screen = chipss->vesa.fb;
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memory = chipss->vesa.fb_size;
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screen_size = screen->fb[0].byteStride * screen->height;
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if (chipss->screen && memory >= screen_size + 2048)
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{
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memory -= 2048;
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chipss->cursor_base = chipss->screen + memory - 2048;
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}
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else
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chipss->cursor_base = 0;
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memory -= screen_size;
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if (memory > screen->fb[0].byteStride)
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{
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chipss->off_screen = chipss->screen + screen_size;
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chipss->off_screen_size = memory;
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}
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else
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{
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chipss->off_screen = 0;
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chipss->off_screen_size = 0;
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}
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screen->driver = chipss;
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return TRUE;
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}
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Bool
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chipsInitScreen (ScreenPtr pScreen)
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{
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return vesaInitScreen (pScreen);
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}
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Bool
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chipsFinishInitScreen (ScreenPtr pScreen)
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{
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return vesaFinishInitScreen (pScreen);
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}
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CARD8
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chipsReadXR (ChipsScreenInfo *chipss, CARD8 index)
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{
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CARD8 value;
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outb (index, 0x3d6);
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value = inb (0x3d7);
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return value;
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}
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void
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chipsWriteXR (ChipsScreenInfo *chipss, CARD8 index, CARD8 value)
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{
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outb (index, 0x3d6);
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outb (value, 0x3d7);
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}
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CARD8
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chipsReadFR (ChipsScreenInfo *chipss, CARD8 index)
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{
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CARD8 value;
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outb (index, 0x3d0);
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value = inb (0x3d1);
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return value;
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}
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void
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chipsWriteFR (ChipsScreenInfo *chipss, CARD8 index, CARD8 value)
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{
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outb (index, 0x3d0);
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outb (value, 0x3d1);
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}
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CARD8
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chipsReadSeq (ChipsScreenInfo *chipss, CARD8 index)
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{
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CARD8 value;
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outb (index, 0x3c4);
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value = inb (0x3c5);
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return value;
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}
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void
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chipsWriteSeq (ChipsScreenInfo *chipss, CARD8 index, CARD8 value)
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{
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outb (index, 0x3c4);
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outb (value, 0x3c5);
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}
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void
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chipsPreserve (KdCardInfo *card)
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{
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ChipsCardInfo *chipss = card->driver;
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vesaPreserve(card);
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}
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void
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chipsSetMMIO (ChipsCardInfo *chipsc)
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{
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}
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void
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chipsResetMMIO (ChipsCardInfo *chipsc)
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{
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}
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Bool
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chipsEnable (ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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ChipsCardInfo *chipsc = pScreenPriv->card->driver;
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if (!vesaEnable (pScreen))
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return FALSE;
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chipsSetMMIO (chipsc);
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return TRUE;
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}
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Bool
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chipsDPMS (ScreenPtr pScreen, int mode)
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{
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KdScreenPriv(pScreen);
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chipsScreenInfo(pScreenPriv);
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ErrorF ("seqreg 0x01 0x%x\n", chipsReadSeq (chipss, 0x1));
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ErrorF ("dpmsreg XR61 0x%x\n", chipsReadXR (chipss, 0x61));
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ErrorF ("dpmsreg XR73 0x%x\n", chipsReadXR (chipss, 0x73));
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ErrorF ("flat panel FR05 0x%x\n", chipsReadFR (chipss, 0x5));
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ErrorF ("flat panel XR52 0x%x\n", chipsReadXR (chipss, 0x52));
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return TRUE;
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}
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void
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chipsDisable (ScreenPtr pScreen)
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{
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vesaDisable (pScreen);
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}
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void
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chipsRestore (KdCardInfo *card)
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{
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ChipsCardInfo *chipsc = card->driver;
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chipsResetMMIO (chipsc);
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vesaRestore (card);
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}
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void
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chipsScreenFini (KdScreenInfo *screen)
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{
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ChipsScreenInfo *chipss = (ChipsScreenInfo *) screen->driver;
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if (chipss->mmio_base)
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{
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KdUnmapDevice ((void *) chipss->mmio_base, CHIPS_MMIO_SIZE(chipss));
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KdResetMappedMode (CHIPS_MMIO_BASE(chipss),
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CHIPS_MMIO_SIZE(chipss),
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KD_MAPPED_MODE_REGISTERS);
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}
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vesaScreenFini (screen);
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xfree (chipss);
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screen->driver = 0;
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}
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void
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chipsCardFini (KdCardInfo *card)
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{
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ChipsCardInfo *chipsc = card->driver;
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vesaCardFini (card);
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}
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#define chipsCursorInit (void *) 0
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#define chipsCursorEnable (void *) 0
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#define chipsCursorDisable (void *) 0
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#define chipsCursorFini (void *) 0
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#define chipsRecolorCursor (void *) 0
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KdCardFuncs chipsFuncs = {
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chipsCardInit, /* cardinit */
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chipsScreenInit, /* scrinit */
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chipsInitScreen, /* initScreen */
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chipsPreserve, /* preserve */
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chipsEnable, /* enable */
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vesaDPMS, /* dpms */
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chipsDisable, /* disable */
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chipsRestore, /* restore */
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chipsScreenFini, /* scrfini */
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chipsCardFini, /* cardfini */
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chipsCursorInit, /* initCursor */
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chipsCursorEnable, /* enableCursor */
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chipsCursorDisable, /* disableCursor */
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chipsCursorFini, /* finiCursor */
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chipsRecolorCursor, /* recolorCursor */
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chipsDrawInit, /* initAccel */
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chipsDrawEnable, /* enableAccel */
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chipsDrawSync, /* syncAccel */
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chipsDrawDisable, /* disableAccel */
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chipsDrawFini, /* finiAccel */
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vesaGetColors, /* getColors */
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vesaPutColors, /* putColors */
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chipsFinishInitScreen /* finishInitScreen */
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};
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