arch/all-pc/bootstrap/vesa.h

   1 /*
   2     Copyright © 2007-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: VBE-related definitions.
   6     Lang: english
   7 */
   8
   9 #ifndef VESA_H_
  10 #define VESA_H_
  11
  12 #include <aros/multiboot.h>
  13 #include <exec/types.h>
  14
  15 /* Our trampoline code is linked at this address */
  16 #define VESA_START (void *)0x1000
  17
  18 #ifndef _IMPLEMENTATION_
  19
  20 asm (".set getControllerInfo,0x1000");
  21 asm (".set getModeInfo,0x1004");
  22 asm (".set findMode,0x1008");
  23 asm (".set setVbeMode,0x100c");
  24 asm (".set paletteWidth,0x1010");
  25 asm (".set controllerinfo,0x1014");
  26 asm (".set modeinfo,0x1018");
  27
  28 extern short (*getControllerInfo)(void);
  29 extern short (*getModeInfo)(long mode);
  30 extern short (*setVbeMode)(long mode, BOOL set_refresh);
  31 extern short (*paletteWidth)(long req, unsigned char *width);
  32 extern short (*findMode)(int x, int y, int d, int vfreq, BOOL prioritise_depth);
  33 extern struct vbe_controller *controllerinfo;
  34 extern struct vbe_mode       *modeinfo;
  35
  36 extern void *_binary_vesa_size, *_binary_vesa_start;
  37
  38 #else
  39
  40 struct vesa11Info
  41 {
  42     unsigned short x_resolution;
  43     unsigned short y_resolution;
  44     unsigned char bits_per_pixel;
  45     unsigned char memory_model;
  46 };
  47
  48 struct CRTCInfoBlock
  49 {
  50     UWORD h_total;
  51     UWORD h_sync_start;
  52     UWORD h_sync_end;
  53     UWORD v_total;
  54     UWORD v_sync_start;
  55     UWORD v_sync_end;
  56     UBYTE flags;
  57     ULONG pixel_clock;
  58     UWORD refresh_rate;
  59     UBYTE reserved[40];
  60 } __attribute__((packed));
  61
  62 extern short getControllerInfo(void);
  63 extern short getModeInfo(long mode);
  64 extern short setVbeMode(long mode, BOOL set_refresh);
  65 extern short paletteWidth(long req, unsigned char *width);
  66 extern short findMode(int x, int y, int d, int vfreq, BOOL prioritise_depth);
  67 extern struct vbe_controller controllerinfo;
  68 extern struct vbe_mode       modeinfo;
  69 extern struct CRTCInfoBlock  timings;
  70
  71 #endif /*_IMPLEMENTATION_ */
  72
  73
  74 #endif /*VESA_H_*/