arch/x86_64-pc/bootstrap/vesa.h

   1 #ifndef VESA_H_
   2 #define VESA_H_
   3
   4 #include "multiboot.h"
   5
   6 #ifndef _IMPLEMENTATION_
   7
   8 asm (".set getControllerInfo,0x1000");
   9 asm (".set getModeInfo,0x1004");
  10 asm (".set findMode,0x1008");
  11 asm (".set setVbeMode,0x100c");
  12 asm (".set paletteWidth,0x1010");
  13 asm (".set controllerinfo,0x1014");
  14 asm (".set modeinfo,0x1018");
  15
  16 extern short (*getControllerInfo)(void);
  17 extern short (*getModeInfo)(long mode);
  18 extern short (*setVbeMode)(long mode);
  19 extern short (*paletteWidth)(long req, unsigned char *width);
  20 extern short (*findMode)(int x, int y, int d);
  21 extern struct vbe_controller *controllerinfo;
  22 extern struct vbe_mode       *modeinfo;
  23
  24 #else
  25
  26 struct vesa11Info
  27 {
  28     unsigned short x_resolution;
  29     unsigned short y_resolution;
  30     unsigned char bits_per_pixel;
  31     unsigned char memory_model;
  32 };
  33
  34 extern short getControllerInfo(void);
  35 extern short getModeInfo(long mode);
  36 extern short setVbeMode(long mode);
  37 extern short paletteWidth(long req, unsigned char *width);
  38 extern short findMode(int x, int y, int d);
  39 extern struct vbe_controller controllerinfo;
  40 extern struct vbe_mode       modeinfo;
  41
  42 #endif /*_IMPLEMENTATION_ */
  43
  44
  45 #endif /*VESA_H_*/