drivers/video/macmodes.h

   1 /*
   2  *  linux/drivers/video/macmodes.h -- Standard MacOS video modes
   3  *
   4  *      Copyright (C) 1998 Geert Uytterhoeven
   5  *
   6  *  This file is subject to the terms and conditions of the GNU General Public
   7  *  License. See the file COPYING in the main directory of this archive for
   8  *  more details.
   9  */
  10
  11 #ifndef _VIDEO_MACMODES_H
  12 #define _VIDEO_MACMODES_H
  13
  14     /*
  15      *  Video mode values.
  16      *  These are supposed to be the same as the values that Apple uses in
  17      *  MacOS.
  18      */
  19
  20 #define VMODE_NVRAM             0
  21 #define VMODE_512_384_60I       1       /* 512x384, 60Hz interlaced (NTSC) */
  22 #define VMODE_512_384_60        2       /* 512x384, 60Hz */
  23 #define VMODE_640_480_50I       3       /* 640x480, 50Hz interlaced (PAL) */
  24 #define VMODE_640_480_60I       4       /* 640x480, 60Hz interlaced (NTSC) */
  25 #define VMODE_640_480_60        5       /* 640x480, 60Hz (VGA) */
  26 #define VMODE_640_480_67        6       /* 640x480, 67Hz */
  27 #define VMODE_640_870_75P       7       /* 640x870, 75Hz (portrait) */
  28 #define VMODE_768_576_50I       8       /* 768x576, 50Hz (PAL full frame) */
  29 #define VMODE_800_600_56        9       /* 800x600, 56Hz */
  30 #define VMODE_800_600_60        10      /* 800x600, 60Hz */
  31 #define VMODE_800_600_72        11      /* 800x600, 72Hz */
  32 #define VMODE_800_600_75        12      /* 800x600, 75Hz */
  33 #define VMODE_832_624_75        13      /* 832x624, 75Hz */
  34 #define VMODE_1024_768_60       14      /* 1024x768, 60Hz */
  35 #define VMODE_1024_768_70       15      /* 1024x768, 70Hz (or 72Hz?) */
  36 #define VMODE_1024_768_75V      16      /* 1024x768, 75Hz (VESA) */
  37 #define VMODE_1024_768_75       17      /* 1024x768, 75Hz */
  38 #define VMODE_1152_870_75       18      /* 1152x870, 75Hz */
  39 #define VMODE_1280_960_75       19      /* 1280x960, 75Hz */
  40 #define VMODE_1280_1024_75      20      /* 1280x1024, 75Hz */
  41 #define VMODE_1152_768_60       21      /* 1152x768, 60Hz     Titanium PowerBook */
  42 #define VMODE_1600_1024_60      22      /* 1600x1024, 60Hz 22" Cinema Display */
  43 #define VMODE_MAX               22
  44 #define VMODE_CHOOSE            99
  45
  46 #define CMODE_NVRAM             -1
  47 #define CMODE_CHOOSE            -2
  48 #define CMODE_8                 0       /* 8 bits/pixel */
  49 #define CMODE_16                1       /* 16 (actually 15) bits/pixel */
  50 #define CMODE_32                2       /* 32 (actually 24) bits/pixel */
  51
  52
  53 extern int mac_vmode_to_var(int vmode, int cmode,
  54                             struct fb_var_screeninfo *var);
  55 extern int mac_var_to_vmode(const struct fb_var_screeninfo *var, int *vmode,
  56                             int *cmode);
  57 extern int mac_map_monitor_sense(int sense);
  58 extern int mac_find_mode(struct fb_var_screeninfo *var,
  59                          struct fb_info *info,
  60                          const char *mode_option,
  61                          unsigned int default_bpp);
  62
  63
  64     /*
  65      *  Addresses in NVRAM where video mode and pixel size are stored.
  66      */
  67
  68 #define NV_VMODE                0x140f
  69 #define NV_CMODE                0x1410
  70
  71 #endif /* _VIDEO_MACMODES_H */