reactos/subsystems/mvdm/ntvdm/bios/vidbios.h

   1 /*
   2  * COPYRIGHT:       GPL - See COPYING in the top level directory
   3  * PROJECT:         ReactOS Virtual DOS Machine
   4  * FILE:            vidbios.h
   5  * PURPOSE:         VDM Video BIOS Support Library
   6  * PROGRAMMERS:     Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
   7  *                  Hermes Belusca-Maito (hermes.belusca@sfr.fr)
   8  */
   9
  10 #ifndef _VIDBIOS_H_
  11 #define _VIDBIOS_H_
  12
  13 /* INCLUDES *******************************************************************/
  14
  15 #include "ntvdm.h"
  16
  17 /* DEFINES ********************************************************************/
  18
  19 #define BIOS_VIDEO_INTERRUPT    0x10
  20
  21 #define CONSOLE_FONT_HEIGHT     8
  22 #define BIOS_DEFAULT_VIDEO_MODE 0x03
  23 #define BIOS_MAX_PAGES          8
  24 #define BIOS_MAX_VIDEO_MODE     0x13
  25 #define DEFAULT_ATTRIBUTE       0x07
  26
  27 #define GRAPHICS_VIDEO_SEG      0xA000
  28 #define TEXT_VIDEO_SEG          0xB800
  29 #define VIDEO_BIOS_DATA_SEG     0xC000
  30
  31 #define FONT_8x8_OFFSET         0x0000
  32 #define FONT_8x8_HIGH_OFFSET    0x0400
  33 #define FONT_8x16_OFFSET        0x0800
  34 #define FONT_8x14_OFFSET        0x1800
  35
  36 typedef enum
  37 {
  38     SCROLL_UP,
  39     SCROLL_DOWN,
  40     SCROLL_LEFT,
  41     SCROLL_RIGHT
  42 } SCROLL_DIRECTION;
  43
  44 /* FUNCTIONS ******************************************************************/
  45
  46 VOID VidBiosSyncCursorPosition(VOID);
  47
  48 VOID WINAPI VidBiosVideoService(LPWORD Stack);
  49
  50 VOID VidBiosDetachFromConsole(VOID);
  51 VOID VidBiosAttachToConsole(VOID);
  52
  53 BOOLEAN VidBiosInitialize(VOID);
  54 VOID VidBiosCleanup(VOID);
  55
  56 #endif // _VIDBIOS_H_
  57
  58 /* EOF */