xorg-server-1.4/hw/kdrive/vesa/vga.h

   1 /*
   2  * Copyright © 2000 Keith Packard
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software and its
   5  * documentation for any purpose is hereby granted without fee, provided that
   6  * the above copyright notice appear in all copies and that both that
   7  * copyright notice and this permission notice appear in supporting
   8  * documentation, and that the name of Keith Packard not be used in
   9  * advertising or publicity pertaining to distribution of the software without
  10  * specific, written prior permission.  Keith Packard makes no
  11  * representations about the suitability of this software for any purpose.  It
  12  * is provided "as is" without express or implied warranty.
  13  *
  14  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  16  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  20  * PERFORMANCE OF THIS SOFTWARE.
  21  */
  22
  23 #ifndef _VGA_H_
  24 #define _VGA_H_
  25
  26 int
  27 VgaGetNmode (Vm86InfoPtr vi);
  28
  29 int
  30 VgaGetModes (Vm86InfoPtr vi, VesaModePtr mode, int nmode);
  31
  32 int
  33 VgaSetMode(Vm86InfoPtr vi, int mode);
  34
  35 int
  36 VgaGetMode (Vm86InfoPtr vi, int *mode);
  37
  38 void
  39 VgaSetWritePlaneMask(Vm86InfoPtr vi, int mask);
  40
  41 void
  42 VgaSetReadPlaneMap(Vm86InfoPtr vi, int map);
  43
  44 int
  45 VgaSetPalette(Vm86InfoPtr vi, int first, int number, U8 *entries);
  46
  47 int
  48 VgaGetPalette(Vm86InfoPtr vi, int first, int number, U8 *entries);
  49
  50 void *
  51 VgaSetWindow (Vm86InfoPtr vi, int vmode, int bytes, int mode, int *size);
  52
  53 void *
  54 VgaMapFramebuffer (Vm86InfoPtr vi, int vmode, int *size, CARD32 *phys);
  55
  56 void
  57 VgaUnmapFramebuffer (Vm86InfoPtr vi);
  58
  59 #endif /* _VGA_H_ */